https://passcited.com/lessons/asp-compressed-gases https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-compressed-gases/983b69cab8/poster-f641edf3d0-1280x720.png Compressed gas cylinders (ASP exam video lesson preview) The testable rules for compressed gas cylinders: handling, storage distances, fuel gas use, leaks, hose and manifolds, under 29 CFR 1910.101 and 1926.350, for the ASP exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-compressed-gases/983b69cab8/preview-63f5e969df.mp4 https://passcited.com/embed/lesson/asp-compressed-gases 81 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-electrical-safety https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-electrical-safety/013ce17d40/poster-8f330741cf-1280x720.png Electrical safety-related work practices (ASP exam video lesson preview) Deenergize first, lockout and tagging, qualified-person tests, overhead line distances, and construction GFCI and grounding rules from 1910.333 and 1926.404, for the ASP exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-electrical-safety/013ce17d40/preview-ed8a74dab8.mp4 https://passcited.com/embed/lesson/asp-electrical-safety 88 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-excavation-trenching https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-excavation-trenching/02168d6058/poster-bec6d06830-1280x720.png Excavation and trenching (ASP exam video lesson preview) ASP exam review of 29 CFR 1926 Subpart P: the 5-foot and 4-foot thresholds, utility locates, daily inspections, soil types, maximum allowable slopes, and who does what. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-excavation-trenching/02168d6058/preview-6d1df9c141.mp4 https://passcited.com/embed/lesson/asp-excavation-trenching 85 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-exit-routes https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-exit-routes/7a9f7481d8/poster-cd90e1f3a0-1280x720.png Exit routes and floor loading (ASP exam video lesson preview) The ASP-tested rules for exit routes under 29 CFR 1910.36 and 1910.37, plus the walking-working surface load and repair rules in 1910.22: counts, dimensions, doors, signs and who repairs. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-exit-routes/7a9f7481d8/preview-bcd305ac47.mp4 https://passcited.com/embed/lesson/asp-exit-routes 88 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-exposure-storage-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-exposure-storage-calculations/27b1a3b74b/poster-8cd4e43716-1280x720.png Exposure assessment and storage capacity (ASP exam video lesson preview) Compute an 8-hour TWA from sampling periods, check a mixture's Em against unity, and size secondary containment at 10% of total volume or the largest container, whichever is greater. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-exposure-storage-calculations/27b1a3b74b/preview-58356d1f71.mp4 https://passcited.com/embed/lesson/asp-exposure-storage-calculations 76 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-fall-protection https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-fall-protection/096dc76ca8/poster-297c954296-1280x720.png Fall protection in construction (ASP exam video lesson preview) Construction fall protection under 1926.501 and 1926.502: the 6-foot trigger, system criteria, guardrail, net, arrest and warning line numbers, and who must prepare and supervise. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-fall-protection/096dc76ca8/preview-65c40744cd.mp4 https://passcited.com/embed/lesson/asp-fall-protection 83 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-flammable-liquids https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-flammable-liquids/1d4ab877e9/poster-832c08865c-1280x720.png Flammable liquids: categories, storage and separation (ASP exam video lesson preview) 1910.106 for the ASP exam: the four flammable liquid categories, safety cans, storage cabinets, inside rooms, outdoor distances and tank spacing, with cited numbers. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-flammable-liquids/1d4ab877e9/preview-56ec25a5f6.mp4 https://passcited.com/embed/lesson/asp-flammable-liquids 88 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-physics-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-physics-calculations/e2ef846738/poster-ab5ed447de-1280x720.png Force and motion: F = m × a (ASP exam video lesson preview) Newton's second law for the ASP exam: F = m × a, units, the velocity-change form, and a worked deceleration-force example, with every formula quoted from its source. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-physics-calculations/e2ef846738/preview-0b1cca10f0.mp4 https://passcited.com/embed/lesson/asp-physics-calculations 85 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-hazard-communication https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-hazard-communication/daf7b20134/poster-1f9eb86745-1280x720.png Hazard communication and GHS (ASP exam video lesson preview) ASP exam review of OSHA 1910.1200: who classifies chemicals, the six label elements, SDS timing and 16 sections, the written program, training, trade secrets and 2026-2028 dates. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-hazard-communication/daf7b20134/preview-1c8a2d5690.mp4 https://passcited.com/embed/lesson/asp-hazard-communication 83 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-heat-cold-stress-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-heat-cold-stress-calculations/9b1b86d698/poster-ec375fddef-1280x720.png Heat index, WBGT and wind chill (ASP exam video lesson preview) Calculate indoor and outdoor WBGT, the NWS heat index regression and wind chill, with worked examples, the formulas as published, and the traps that show up on the ASP exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-heat-cold-stress-calculations/9b1b86d698/preview-125eac3ad7.mp4 https://passcited.com/embed/lesson/asp-heat-cold-stress-calculations 87 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-ladders https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-ladders/f283036d87/poster-66c1e73ad1-1280x720.png Ladders and stairways (ASP exam video lesson preview) ASP review of 29 CFR 1926.1052 and 1926.1053: stairway angles and rails, portable ladder extension and angle, fixed ladder cages, wells and climb thresholds, and who inspects. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-ladders/f283036d87/preview-d2c498187c.mp4 https://passcited.com/embed/lesson/asp-ladders 77 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-lockout-tagout https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-lockout-tagout/266ffc9e78/poster-d1e11285e7-1280x720.png Lockout/tagout Hazardous energy (ASP exam video lesson preview) 29 CFR 1910.147 for the ASP exam: scope, lockout vs tagout, the application sequence, who applies and removes devices, annual inspection, training, and group lockout. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-lockout-tagout/266ffc9e78/preview-8316770558.mp4 https://passcited.com/embed/lesson/asp-lockout-tagout 82 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-machine-guarding https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-machine-guarding/86b555e7ad/poster-3dd8a4ad9d-1280x720.png Machine guarding, grinders and portable tools (ASP exam video lesson preview) ASP exam review of OSHA machine guarding, abrasive wheel guard exposure angles, work rests, flanges, the ring test, fan blade guards and compressed air limits under 1910.212, .215 and .242. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-machine-guarding/86b555e7ad/preview-675661003d.mp4 https://passcited.com/embed/lesson/asp-machine-guarding 89 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-hearing-conservation https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-hearing-conservation/6919cb53fd/poster-f2c370f515-1280x720.png Occupational noise and hearing conservation (ASP exam video lesson) Action level vs PEL, the 5 dB exchange rate, audiometric testing and STS, noise dose and TWA math, decibel addition and NRR derating, cited to 29 CFR 1910.95. https://passcited.com/api/lesson-media/asp-hearing-conservation/video.mp4 https://passcited.com/embed/lesson/asp-hearing-conservation 411 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-osha-inspections-citations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-osha-inspections-citations/efdc5ef0a1/poster-895d38a9f9-1280x720.png OSHA inspections and citations (ASP exam video lesson preview) What a compliance officer may do on site, how citations are issued and posted, and the abatement deadlines an employer must meet under 29 CFR part 1903. Built for the ASP exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-osha-inspections-citations/efdc5ef0a1/preview-ba19b0fa01.mp4 https://passcited.com/embed/lesson/asp-osha-inspections-citations 89 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-confined-spaces https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-confined-spaces/47e32c68ad/poster-752b75d355-1280x720.png Permit-required confined spaces (ASP exam video lesson preview) ASP exam review of 29 CFR 1910.146 (general industry): confined vs permit space, hazardous atmosphere thresholds, the alternate procedures, attendant and entry supervisor roles, testing order, and program review timing. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-confined-spaces/47e32c68ad/preview-747c5205b7.mp4 https://passcited.com/embed/lesson/asp-confined-spaces 85 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-ppe https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-ppe/9e7a6b958e/poster-74eeb3d3eb-1280x720.png Personal protective equipment (ASP exam video lesson preview) General PPE requirements under 1910.132: hazard assessment, written certification, training and retraining, who pays, plus eye, head and foot protection criteria and welding shade numbers. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-ppe/9e7a6b958e/preview-5c53b7a298.mp4 https://passcited.com/embed/lesson/asp-ppe 82 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-fire-extinguishers https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-fire-extinguishers/cebf2c7974/poster-179e99e87b-1280x720.png Portable fire extinguishers (ASP exam video lesson preview) Portable fire extinguishers under 29 CFR 1910.157 for the ASP exam: travel distances by class, inspection and maintenance, hydrostatic test intervals, records, and annual employee education. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-fire-extinguishers/cebf2c7974/preview-ee9b69e994.mp4 https://passcited.com/embed/lesson/asp-fire-extinguishers 84 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-forklifts https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-forklifts/80b73f6899/poster-b2885e9e87-1280x720.png Powered industrial trucks (ASP exam video lesson preview) ASP exam review of 29 CFR 1910.178: truck designations and hazardous locations, operator training and the three-year evaluation, the 25 ft unattended rule, travel rules and daily exams. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-forklifts/80b73f6899/preview-e5df5dfa69.mp4 https://passcited.com/embed/lesson/asp-forklifts 82 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-process-safety-management https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-process-safety-management/4155f9d6b4/poster-0604fddb82-1280x720.png Process safety management (ASP exam video lesson preview) PSM under 29 CFR 1910.119 for the ASP exam: coverage thresholds, process safety information, PHA, management of change, pre-startup review, audits and the key time limits. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-process-safety-management/4155f9d6b4/preview-c244746804.mp4 https://passcited.com/embed/lesson/asp-process-safety-management 83 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-radiation-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-radiation-calculations/bc99424b5d/poster-6bb48282ba-1280x720.png Radiation calculations: decay, distance, shielding (ASP exam video lesson preview) Work three ionizing radiation calculations for the ASP exam: radioactive decay with half-life, the inverse square law for distance, and shielding with half-value layers. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-radiation-calculations/bc99424b5d/preview-9f99b01b64.mp4 https://passcited.com/embed/lesson/asp-radiation-calculations 90 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-respiratory-protection https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-respiratory-protection/42b6521b1a/poster-08d064bd65-1280x720.png Respiratory protection OSHA 1910.134 (ASP exam video lesson preview) OSHA 1910.134 for the ASP exam: written program, IDLH respirators, APFs and MUC, medical evaluation, fit testing, inspection, air quality, training and records, with the thresholds that get tested. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-respiratory-protection/42b6521b1a/preview-25490b634d.mp4 https://passcited.com/embed/lesson/asp-respiratory-protection 84 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-rigging-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-rigging-calculations/f2b6310d09/poster-1d627a4ed1-1280x720.png Rigging and sling angle calculations (ASP exam video lesson preview) Calculate load angle factor and leg tension for a two-leg bridle at 60, 45 and 30 degrees, and see why only two legs count, why 30 degrees is the floor, and how choke angle cuts capacity. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-rigging-calculations/f2b6310d09/preview-364ca48ae0.mp4 https://passcited.com/embed/lesson/asp-rigging-calculations 84 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-system-safety-risk-matrix https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-system-safety-risk-matrix/832b726df8/poster-5afc2ac859-1280x720.png Risk assessment matrix (MIL-STD-882E) (ASP exam video lesson preview) How MIL-STD-882E turns one severity category and one probability level into a Risk Assessment Code and a risk level, plus who accepts risk and what software assessment changes. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-system-safety-risk-matrix/832b726df8/preview-3b7698cd0c.mp4 https://passcited.com/embed/lesson/asp-system-safety-risk-matrix 90 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-safety-management-systems https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-safety-management-systems/a140e80242/poster-1d2184f483-1280x720.png Safety and health programs, leadership and leading indicators (ASP exam video lesson preview) OSHA's recommended practices for safety and health programs: management leadership, worker participation, annual evaluation, and how leading and lagging indicators and SMART goals work. ASP exam focus. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-safety-management-systems/a140e80242/preview-e6660e1390.mp4 https://passcited.com/embed/lesson/asp-safety-management-systems 87 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-safety-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-safety-calculations/7a1457fc85/poster-9a6f7b1071-1280x720.png Safety math: rates, dose, slopes and TWA (ASP exam video lesson preview) Worked ASP exam math: incidence and DART rates, noise dose and TWA, simple-slope excavation width, and the 8-hour TWA of an air contaminant, each with its source formula. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-safety-calculations/7a1457fc85/preview-dd770b22e9.mp4 https://passcited.com/embed/lesson/asp-safety-calculations 88 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-scaffolding https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-scaffolding/0dfda8a552/poster-1f666a649e-1280x720.png Scaffolding requirements (ASP exam video lesson preview) ASP exam review of 29 CFR 1926.451: capacity safety factors, platform rules, supported and suspension scaffolds, access, fall protection heights, guardrails and competent-person duties. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-scaffolding/0dfda8a552/preview-fbb289ee80.mp4 https://passcited.com/embed/lesson/asp-scaffolding 81 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-statistics-probability https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-statistics-probability/ccbcc4bd12/poster-5b21b5e60a-1280x720.png Statistics and probability (ASP exam video lesson preview) Compute a mean, median and sample standard deviation, see why outliers distort the mean, and find AND/OR gate probabilities for independent events, the ASP exam math. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-statistics-probability/ccbcc4bd12/preview-f6853a7d4e.mp4 https://passcited.com/embed/lesson/asp-statistics-probability 82 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-system-safety-analysis https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-system-safety-analysis/7f07a7acb0/poster-d25314ca79-1280x720.png System safety analysis: fault trees and FMEA (ASP exam video lesson preview) Compare inductive FMEA and deductive fault tree analysis for the ASP exam: top events, gates, faults versus failures, cut sets, the rare event approximation, and FMECA severity categories. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-system-safety-analysis/7f07a7acb0/preview-48a943c925.mp4 https://passcited.com/embed/lesson/asp-system-safety-analysis 87 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-mil-std-882e-system-safety https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-mil-std-882e-system-safety/6867fb7102/poster-ce479b4555-1280x720.png System safety process (ASP exam video lesson preview) MIL-STD-882E system safety for the ASP exam: the eight-element process, severity and probability risk assessment, the design order of precedence, risk acceptance and the user representative. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-mil-std-882e-system-safety/6867fb7102/preview-c854ef63e0.mp4 https://passcited.com/embed/lesson/asp-mil-std-882e-system-safety 86 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-unit-conversions https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-unit-conversions/cfe54f589b/poster-4552f38cce-1280x720.png Unit conversions with NIST factors (ASP exam video lesson preview) Convert feet to meters, inches to centimeters, gallons to liters, pounds to kilograms and °F to °C with the NIST SP 811 factors, with worked examples for the ASP exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-unit-conversions/cfe54f589b/preview-c093732d71.mp4 https://passcited.com/embed/lesson/asp-unit-conversions 80 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-ventilation-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-ventilation-calculations/ac3c74133f/poster-70d6b3e597-1280x720.png Ventilation calculations (ASP exam video lesson preview) Smoke-tube velocity, duct diameter from circumference, dilution ventilation with the mixing factor, hood distance and stack height: the ventilation math tested on the ASP exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-ventilation-calculations/ac3c74133f/preview-1e1b01b6e1.mp4 https://passcited.com/embed/lesson/asp-ventilation-calculations 87 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/asp-walking-working-surfaces https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-walking-working-surfaces/d8fb95b2ad/poster-9c5cc333fd-1280x720.png Walking-working surfaces and fall protection (ASP exam video lesson preview) General industry fall protection under 29 CFR 1910.22 and 1910.28: the 4-foot trigger, holes, dockboards, pits, fixed ladders, low-slope roofs and falling objects, for the ASP exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/asp-walking-working-surfaces/d8fb95b2ad/preview-3b94577636.mp4 https://passcited.com/embed/lesson/asp-walking-working-surfaces 84 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-applied-science-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-applied-science-calculations/35455b0ba2/poster-60dcc44af8-1280x720.png Applied science: radiation, ventilation, heat and force (CSP exam video lesson preview) Worked CSP exam calculations: radioactive decay, inverse square, half-value layers, dilution ventilation, WBGT and force, each tied to its primary-source formula. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-applied-science-calculations/35455b0ba2/preview-f9a68740da.mp4 https://passcited.com/embed/lesson/csp-applied-science-calculations 78 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-confined-spaces-loto https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-confined-spaces-loto/7506938b3d/poster-1135533e02-1280x720.png Confined spaces and lockout/tagout (CSP exam video lesson preview) CSP exam review of 29 CFR 1910.146 permit-required confined spaces and 1910.147 lockout/tagout: atmospheric limits, permit duties, who does what, and the LOTO sequence. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-confined-spaces-loto/7506938b3d/preview-7c8159ed0d.mp4 https://passcited.com/embed/lesson/csp-confined-spaces-loto 86 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-electrical-work-practices https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-electrical-work-practices/a0fa19eab4/poster-8691dfd402-1280x720.png Electrical safety-related work practices (CSP exam video lesson preview) CSP exam review of OSHA 1910.333 and 1910.335: deenergizing, lockout and tagging, verification, overhead line distances, Table S-5, protective equipment, and who may do what. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-electrical-work-practices/a0fa19eab4/preview-00a3d7117b.mp4 https://passcited.com/embed/lesson/csp-electrical-work-practices 89 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-excavation-water https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-excavation-water/e8556e868c/poster-c05cb62990-1280x720.png Excavation and working over water (CSP exam video lesson preview) CSP exam review of 29 CFR 1926.651 and 1926.106: utilities, egress, hazardous atmospheres, water accumulation, inspections, spoil distance, life jackets, ring buoys and skiffs. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-excavation-water/e8556e868c/preview-34e633de75.mp4 https://passcited.com/embed/lesson/csp-excavation-water 84 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-exit-routes https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-exit-routes/3f6b9ea4e1/poster-418466bb68-1280x720.png Exit routes and floor loading (CSP exam video lesson preview) The CSP-tested rules for exit routes under 29 CFR 1910.36 and 1910.37, plus the walking-working surface load and repair rules in 1910.22: counts, dimensions, doors, signs and who repairs. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-exit-routes/3f6b9ea4e1/preview-d44b3b986d.mp4 https://passcited.com/embed/lesson/csp-exit-routes 89 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-exposure-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-exposure-calculations/b7560e81f8/poster-a07086af92-1280x720.png Exposure, noise, containment and lifting math (CSP exam video lesson preview) Work the CSP calculations: 8-hour TWA, mixture Em, noise dose and TWA, containment capacity, and the NIOSH recommended weight limit, each tied to its primary source formula. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-exposure-calculations/b7560e81f8/preview-5ff2251d0f.mp4 https://passcited.com/embed/lesson/csp-exposure-calculations 88 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-fleet-safety https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-fleet-safety/4d4466ee1e/poster-56721aef6a-1280x720.png Fleet safety: driver hours, drug and alcohol rules (CSP exam video lesson preview) Driver hours-of-service limits for property-carrying CMVs and DOT alcohol and drug rules: the 0.04 alcohol level, pre-employment testing, and the numbers the CSP exam tests. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-fleet-safety/4d4466ee1e/preview-3031675916.mp4 https://passcited.com/embed/lesson/csp-fleet-safety 83 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-materials-handling https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-materials-handling/afa0243234/poster-b20047c0e0-1280x720.png Forklifts, slings and aerial lifts (CSP exam video lesson preview) CSP exam review of powered industrial trucks, slings and aerial lifts: unattended distance, grades, inspection intervals, sling temperature limits, tuck counts and aerial lift rules. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-materials-handling/afa0243234/preview-62a0f4d250.mp4 https://passcited.com/embed/lesson/csp-materials-handling 80 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-lagging-indicator-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-lagging-indicator-calculations/8ddf80ef40/poster-64d0597b27-1280x720.png Incident and DART rate calculations (CSP exam video lesson) Calculate TRIR and DART as cases per 100 full-time workers using the 200,000-hour base. Learn what counts in each numerator, work through examples, and avoid the common CSP exam traps. https://passcited.com/api/lesson-media/csp-lagging-indicator-calculations/video.mp4 https://passcited.com/embed/lesson/csp-lagging-indicator-calculations 381 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-incident-investigation-moc https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-incident-investigation-moc/b3d6d6d361/poster-7d9b0da82b-1280x720.png Incident investigation and management of change (CSP exam video lesson preview) CSP exam review of OSHA PSM 1910.119: the 48-hour investigation start, team makeup, report contents, five-year retention, management of change rules, and compliance audits. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-incident-investigation-moc/b3d6d6d361/preview-083d47ca9b.mp4 https://passcited.com/embed/lesson/csp-incident-investigation-moc 87 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-machine-guarding https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-machine-guarding/8edfe9f686/poster-67109726cc-1280x720.png Machine guarding, grinders and portable tools (CSP exam video lesson preview) CSP exam review of OSHA machine guarding, abrasive wheel guard exposure angles, work rests, flanges, the ring test, fan blade guards and compressed air limits under 1910.212, .215 and .242. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-machine-guarding/8edfe9f686/preview-00742bfb7f.mp4 https://passcited.com/embed/lesson/csp-machine-guarding 86 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-ppe-hazard-assessment https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-ppe-hazard-assessment/f70bdfcef7/poster-5c228ca394-1280x720.png PPE hazard assessment and selection (CSP exam video lesson preview) How 1910.132 requires employers to assess hazards, select and fit PPE, certify the assessment in writing, train employees, and pay for equipment, plus 1910.134 respirator selection. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-ppe-hazard-assessment/f70bdfcef7/preview-eaf1b187a3.mp4 https://passcited.com/embed/lesson/csp-ppe-hazard-assessment 81 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-process-hazard-analysis https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-process-hazard-analysis/ba060a22da/poster-703622ac97-1280x720.png Process hazard analysis under PSM (CSP exam video lesson preview) What OSHA's PSM standard requires in a process hazard analysis: methodologies, required topics, team makeup, findings, five-year revalidation and records, for the CSP exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-process-hazard-analysis/ba060a22da/preview-69dd0b5cb2.mp4 https://passcited.com/embed/lesson/csp-process-hazard-analysis 87 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-process-safety-management https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-process-safety-management/f4ddc825ea/poster-97ea8331df-1280x720.png Process safety management (CSP exam video lesson preview) PSM under 29 CFR 1910.119 for the CSP exam: coverage thresholds, process safety information, PHA, management of change, pre-startup review, audits and the key time limits. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-process-safety-management/f4ddc825ea/preview-5a4cb33381.mp4 https://passcited.com/embed/lesson/csp-process-safety-management 83 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-recordability https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-recordability/b4952fe423/poster-1fb8fa0f1c-1280x720.png Recordability and severe injury reporting (CSP exam video lesson preview) CSP exam review of OSHA recordkeeping: the general recording criteria, first aid versus medical treatment, restricted work, the 8-hour and 24-hour reporting deadlines, and the incidence rate formula. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-recordability/b4952fe423/preview-1a8b4f63cf.mp4 https://passcited.com/embed/lesson/csp-recordability 82 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-recordkeeping-retention https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-recordkeeping-retention/6fa20aa03c/poster-e49c9f34b0-1280x720.png Recordkeeping, retention and privacy (CSP exam video lesson preview) OSHA 300, 300-A and 301 forms, five-year retention, privacy concern cases, and 1910.1020 exposure and medical record retention and access: the numbers and rules tested on the CSP exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-recordkeeping-retention/6fa20aa03c/preview-719dd977dc.mp4 https://passcited.com/embed/lesson/csp-recordkeeping-retention 89 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-written-programs https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-written-programs/4baf8c0de6/poster-474c7bd594-1280x720.png Required written programs and plans (CSP exam video lesson preview) What OSHA requires in writing: emergency action plans, fire prevention plans, hazard communication and respiratory protection programs, including minimum elements, the 10-employee oral exception and who administers. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-written-programs/4baf8c0de6/preview-f4a1bf6a80.mp4 https://passcited.com/embed/lesson/csp-written-programs 72 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-engineering-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-engineering-calculations/0b5719d23b/poster-5426852a6b-1280x720.png Rigging and fall clearance calculations (CSP exam video lesson preview) Work sling tension with the load angle factor, apply the two-leg rule and the 30-degree limit, and add up the free fall and deceleration limits used for fall clearance on the CSP exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-engineering-calculations/0b5719d23b/preview-4db0acc119.mp4 https://passcited.com/embed/lesson/csp-engineering-calculations 84 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-system-safety-risk-matrix https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-system-safety-risk-matrix/238773221b/poster-f4832b6b18-1280x720.png Risk matrix and fault tree probability (CSP exam video lesson preview) How the military system safety standard combines severity and probability into a Risk Assessment Code, and how to compute fault tree AND and OR gate probabilities for independent events on the CSP exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-system-safety-risk-matrix/238773221b/preview-eab42ad5a1.mp4 https://passcited.com/embed/lesson/csp-system-safety-risk-matrix 88 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-safety-management-systems https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-safety-management-systems/0dd91a5096/poster-b159ab5c41-1280x720.png Safety and health programs, leadership and leading indicators (CSP exam video lesson preview) OSHA's recommended practices for safety and health programs: management leadership, worker participation, annual evaluation, and how leading and lagging indicators and SMART goals work. CSP exam focus. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-safety-management-systems/0dd91a5096/preview-54f84a5d30.mp4 https://passcited.com/embed/lesson/csp-safety-management-systems 87 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-system-safety-analysis https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-system-safety-analysis/5274a028c7/poster-225e120ebc-1280x720.png System safety analysis: fault trees and FMEA (CSP exam video lesson preview) Compare inductive FMEA and deductive fault tree analysis for the CSP exam: top events, gates, faults versus failures, cut sets, the rare event approximation, and FMECA severity categories. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-system-safety-analysis/5274a028c7/preview-589f524b93.mp4 https://passcited.com/embed/lesson/csp-system-safety-analysis 86 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-trade-secrets-sds https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-trade-secrets-sds/619509b855/poster-24989c1ef8-1280x720.png Trade secrets and safety data sheets (CSP exam video lesson preview) CSP exam lesson on HazCom trade secrets and safety data sheets: what can be withheld, prescribed concentration ranges, who can request, the 30-day denial, and SDS access rules. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-trade-secrets-sds/619509b855/preview-d333b3a79c.mp4 https://passcited.com/embed/lesson/csp-trade-secrets-sds 82 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/csp-walking-working-surfaces https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-walking-working-surfaces/53018c3991/poster-3026a6f0ff-1280x720.png Walking-working surfaces and fall protection (CSP exam video lesson preview) General industry fall protection under 29 CFR 1910.28 and 1910.29: the 4-foot trigger, holes, pits, low-slope roofs, guardrail criteria, warning lines, and the fixed ladder deadlines. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/csp-walking-working-surfaces/53018c3991/preview-080994e6a8.mp4 https://passcited.com/embed/lesson/csp-walking-working-surfaces 82 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-asbestos https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-asbestos/6bd14d868f/poster-c997920a89-1280x720.png Asbestos in construction 29 CFR 1926.1101 (CHST exam video lesson preview) Asbestos in construction under 29 CFR 1926.1101 for the CHST exam: PELs, work classes, competent person duties, regulated areas, monitoring, training hours and notification deadlines. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-asbestos/6bd14d868f/preview-2d3673c188.mp4 https://passcited.com/embed/lesson/chst-asbestos 81 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-confined-space-steel-training https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-confined-space-steel-training/18390d31dc/poster-8278b7b075-1280x720.png Confined space, steel erection and HAZWOPER training (CHST exam video lesson preview) CHST exam review of required training under 1926 Subpart AA, Subpart R and HAZWOPER: who trains, when retraining is required, the 40, 24 and 8 hour thresholds, and the records and certificates you must keep. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-confined-space-steel-training/18390d31dc/preview-73ba1a2e3d.mp4 https://passcited.com/embed/lesson/chst-confined-space-steel-training 76 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-electrical https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-electrical/9bf9c1d439/poster-d167f0fe38-1280x720.png Construction electrical safety (CHST exam video lesson preview) Construction electrical safety for the CHST exam: GFCI versus the assured grounding program, test intervals, overhead clearances, grounding distances, and lockout tagging under 1926 Subpart K. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-electrical/9bf9c1d439/preview-f6a5fd429c.mp4 https://passcited.com/embed/lesson/chst-electrical 77 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-noise-radiation https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-noise-radiation/57ee8b6be1/poster-412bfcd669-1280x720.png Construction noise, radiation and lasers (CHST exam video lesson preview) CHST exam lesson on construction noise (Table D-2, the Fe formula, hearing protection), ionizing radiation, and laser and microwave limits under 29 CFR 1926.52, .53, .54 and .101. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-noise-radiation/57ee8b6be1/preview-17a84aecc4.mp4 https://passcited.com/embed/lesson/chst-noise-radiation 84 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-ppe-construction https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-ppe-construction/e251191afd/poster-27d40ca6ce-1280x720.png Construction PPE Subpart E criteria (CHST exam video lesson preview) Construction PPE under 29 CFR 1926.95, .100 and .102 for the CHST exam: who pays, head protection standards, eye and face rules, welding shade numbers and laser goggle labels. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-ppe-construction/e251191afd/preview-22e7d161d2.mp4 https://passcited.com/embed/lesson/chst-ppe-construction 80 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-construction-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-construction-calculations/24b21d67eb/poster-bace5761ab-1280x720.png Construction safety math: slopes, fall arrest and sling tension (CHST exam video lesson preview) Worked CHST calculations: excavation slope geometry, the 6-foot free fall and 3.5-foot deceleration limits, and sling tension at a 45-degree angle, each tied to its primary source. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-construction-calculations/24b21d67eb/preview-092faff6c7.mp4 https://passcited.com/embed/lesson/chst-construction-calculations 85 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-cranes-rigging https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-cranes-rigging/b6fb8b8129/poster-5cc4aea0cd-1280x720.png Cranes, hoisting and rigging (CHST exam video lesson preview) CHST review of crane power line clearances, operator duties, rated capacity checks, sling inspection and removal criteria, plus a worked sling tension example, cited to 29 CFR 1926. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-cranes-rigging/b6fb8b8129/preview-b02784d180.mp4 https://passcited.com/embed/lesson/chst-cranes-rigging 88 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-emergency-action-plans https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-emergency-action-plans/cdcc9383c3/poster-a2a1d7f795-1280x720.png Emergency action plans (CHST exam video lesson preview) CHST exam review of emergency action plans under 29 CFR 1926.35 and 1910.38: required elements, alarm signals, training, review timing, and the 10-or-fewer-employee oral exception. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-emergency-action-plans/cdcc9383c3/preview-61741edca8.mp4 https://passcited.com/embed/lesson/chst-emergency-action-plans 88 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-excavations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-excavations/d3de899263/poster-9a6f44fff1-1280x720.png Excavation and trenching (CHST exam video lesson preview) CHST exam review of 29 CFR 1926 Subpart P: the 5-foot and 4-foot thresholds, utility locates, daily inspections, soil types, maximum allowable slopes, and who does what. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-excavations/d3de899263/preview-8f4c66b7db.mp4 https://passcited.com/embed/lesson/chst-excavations 85 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-fall-protection https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-fall-protection/15f9ec5e95/poster-f7f95aa242-1280x720.png Fall protection in construction (CHST exam video lesson) Construction fall protection under 1926.501 and 1926.502: the 6-foot trigger, system criteria, guardrail, net, arrest and warning line numbers, and who must prepare and supervise. https://passcited.com/api/lesson-media/chst-fall-protection/video.mp4 https://passcited.com/embed/lesson/chst-fall-protection 388 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-hazard-communication-ghs https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-hazard-communication-ghs/bc61dc892f/poster-aaf0c7ff8d-1280x720.png Hazard communication and GHS (CHST exam video lesson preview) CHST exam review of OSHA 1910.1200: who classifies chemicals, the six label elements, SDS timing and 16 sections, the written program, training, trade secrets and 2026-2028 dates. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-hazard-communication-ghs/bc61dc892f/preview-240f70e1e0.mp4 https://passcited.com/embed/lesson/chst-hazard-communication-ghs 90 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-hazcom-training-sds https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-hazcom-training-sds/ed439f6962/poster-51c4d86d23-1280x720.png Hazard communication training and SDS access (CHST exam video lesson preview) What HazCom training must cover, when it is due, and how SDSs must be kept accessible: the 16 sections, update timing, remote workers, and the traps CHST questions use. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-hazcom-training-sds/ed439f6962/preview-c3488f927f.mp4 https://passcited.com/embed/lesson/chst-hazcom-training-sds 87 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-hazwoper-construction https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-hazwoper-construction/acdf4a7147/poster-c7d7f846e2-1280x720.png HAZWOPER in construction (CHST exam video lesson preview) 29 CFR 1926.65 emergency response for the CHST exam: response plans, the ICS, responder training levels and hours, the safety official, buddy system, SCBA and post-emergency cleanup. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-hazwoper-construction/acdf4a7147/preview-11ff6e0a3b.mp4 https://passcited.com/embed/lesson/chst-hazwoper-construction 85 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-heat-cold-stress-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-heat-cold-stress-calculations/3816bd903c/poster-187a61e47b-1280x720.png Heat index, WBGT and wind chill (CHST exam video lesson preview) Calculate indoor and outdoor WBGT, the NWS heat index regression and wind chill, with worked examples, the formulas as published, and the traps that show up on the CHST exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-heat-cold-stress-calculations/3816bd903c/preview-0ac4d9b07c.mp4 https://passcited.com/embed/lesson/chst-heat-cold-stress-calculations 89 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-heavy-equipment https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-heavy-equipment/3b0ffc4e22/poster-78a7c9d6bf-1280x720.png Heavy equipment and struck-by hazards (CHST exam video lesson preview) CHST exam review of OSHA 1926.600-602: power line clearances, vehicle brakes, backup alarms, daily checks, blocking and chocking, seat belts and industrial truck rules, with the numbers cited. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-heavy-equipment/3b0ffc4e22/preview-5b59ad72f3.mp4 https://passcited.com/embed/lesson/chst-heavy-equipment 69 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-hot-work https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-hot-work/1761d214bb/poster-44bb1aa85c-1280x720.png Hot work, welding and cutting (CHST exam video lesson preview) CHST exam review of OSHA construction hot work rules: cylinder storage distances, fuel gas use, hoses and torches, and fire prevention under 29 CFR 1926.350 and 1926.352. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-hot-work/1761d214bb/preview-ba70a50bab.mp4 https://passcited.com/embed/lesson/chst-hot-work 90 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-incident-rate-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-incident-rate-calculations/aca0a29d23/poster-b5be31e3c3-1280x720.png Incident and DART rate calculations (CHST exam video lesson preview) Calculate TRIR and DART as cases per 100 full-time workers using the 200,000-hour base. Learn what counts in each numerator, work through examples, and avoid the common CHST exam traps. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-incident-rate-calculations/aca0a29d23/preview-8cdf6363da.mp4 https://passcited.com/embed/lesson/chst-incident-rate-calculations 82 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-ladder-electrical-training https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-ladder-electrical-training/acb791f08b/poster-4db92a3aa1-1280x720.png Ladder, stairway and safety training rules (CHST exam video lesson preview) What 1926.1060 and 1926.21(b) require for ladder and stairway training: who trains, what the training covers, retraining, and the broader duty to instruct employees on hazards. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-ladder-electrical-training/acb791f08b/preview-c290619137.mp4 https://passcited.com/embed/lesson/chst-ladder-electrical-training 83 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-ladders-stairways https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-ladders-stairways/b1509ce04a/poster-0a6297a16e-1280x720.png Ladders and stairways (CHST exam video lesson preview) CHST review of 29 CFR 1926.1052 and 1926.1053: stairway angles and rails, portable ladder extension and angle, fixed ladder cages, wells and climb thresholds, and who inspects. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-ladders-stairways/b1509ce04a/preview-4840f58f06.mp4 https://passcited.com/embed/lesson/chst-ladders-stairways 78 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-lead https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-lead/cab627d9e8/poster-654a91124a-1280x720.png Lead in construction (29 CFR 1926.62) (CHST exam video lesson preview) 29 CFR 1926.62 for the CHST exam: the action level and PEL, an 8-hour TWA worked example, interim protection tasks, monitoring frequency, medical removal, and who must do what. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-lead/cab627d9e8/preview-061ae42ef2.mp4 https://passcited.com/embed/lesson/chst-lead 89 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-first-aid-medical https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-first-aid-medical/f067506c03/poster-fa5a81a220-1280x720.png Medical services and first aid (CHST exam video lesson preview) What 29 CFR 1926.50 requires on construction sites: medical personnel, first-aid availability, kits, transportation, 911 location information, and eyewash and drench facilities. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-first-aid-medical/f067506c03/preview-e1a9611753.mp4 https://passcited.com/embed/lesson/chst-first-aid-medical 90 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-osha-inspections https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-osha-inspections/afd2686e00/poster-714162549a-1280x720.png OSHA inspections and citations (CHST exam video lesson preview) What a compliance officer may do on site, how citations are issued and posted, and the abatement deadlines an employer must meet under 29 CFR part 1903. Built for the CHST exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-osha-inspections/afd2686e00/preview-423b866428.mp4 https://passcited.com/embed/lesson/chst-osha-inspections 88 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-records-confidentiality https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-records-confidentiality/6af8be2d20/poster-60cb0df4d1-1280x720.png Recordkeeping, retention and privacy (CHST exam video lesson preview) OSHA 300, 300-A and 301 forms, five-year retention, privacy concern cases, and 1910.1020 exposure and medical record retention and access: the numbers and rules tested on the CHST exam. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-records-confidentiality/6af8be2d20/preview-bc78f96e0d.mp4 https://passcited.com/embed/lesson/chst-records-confidentiality 89 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-rescue-emergency-services https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-rescue-emergency-services/d70a441f1a/poster-da52913c18-1280x720.png Rescue and emergency services (CHST exam video lesson preview) Confined space rescue planning, retrieval systems, working over water, fall rescue and underground rescue teams: the thresholds and duties the CHST exam tests, cited to the OSHA construction text. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-rescue-emergency-services/d70a441f1a/preview-2cbc1fdfb7.mp4 https://passcited.com/embed/lesson/chst-rescue-emergency-services 90 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-silica https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-silica/5c80861652/poster-1851f28fb4-1280x720.png Respirable crystalline silica in construction (CHST exam video lesson preview) CHST review of 29 CFR 1926.1153: action level, PEL, Table 1, monitoring schedules, the competent person, medical surveillance, and a worked 8-hour TWA example. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-silica/5c80861652/preview-331dad7403.mp4 https://passcited.com/embed/lesson/chst-silica 86 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-rigging-calculations https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-rigging-calculations/2e48546ec2/poster-880feba454-1280x720.png Rigging and sling angle calculations (CHST exam video lesson preview) Calculate load angle factor and leg tension for a two-leg bridle at 60, 45 and 30 degrees, and see why only two legs count, why 30 degrees is the floor, and how choke angle cuts capacity. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-rigging-calculations/2e48546ec2/preview-ece40b4a57.mp4 https://passcited.com/embed/lesson/chst-rigging-calculations 84 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-system-safety-risk-matrix https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-system-safety-risk-matrix/40361d54a9/poster-919ff8d223-1280x720.png Risk assessment matrix (MIL-STD-882E) (CHST exam video lesson preview) How MIL-STD-882E turns one severity category and one probability level into a Risk Assessment Code and a risk level, plus who accepts risk and what software assessment changes. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-system-safety-risk-matrix/40361d54a9/preview-e79d4f4b2b.mp4 https://passcited.com/embed/lesson/chst-system-safety-risk-matrix 86 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-scaffolds https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-scaffolds/a87c42ee03/poster-058be93490-1280x720.png Scaffolding requirements (CHST exam video lesson preview) CHST exam review of 29 CFR 1926.451: capacity safety factors, platform rules, supported and suspension scaffolds, access, fall protection heights, guardrails and competent-person duties. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-scaffolds/a87c42ee03/preview-39956722c6.mp4 https://passcited.com/embed/lesson/chst-scaffolds 81 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-health-standard-training https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-health-standard-training/33c9716eae/poster-2853a66cae-1280x720.png Silica, lead and asbestos training and communication (CHST exam video lesson preview) CHST exam review of training and hazard communication for silica, lead and asbestos in construction: who must be trained, when, for how long, and which signs and labels apply. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-health-standard-training/33c9716eae/preview-a3d1cd01d4.mp4 https://passcited.com/embed/lesson/chst-health-standard-training 87 2026-10-17T12:00:00+00:00 yes no no https://passcited.com/lessons/chst-steel-erection https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-steel-erection/31a7af4a15/poster-f918e96969-1280x720.png Steel erection: start and fall protection (CHST exam video lesson preview) CHST review of 1926 Subpart R: concrete strength before erection, controlling contractor duties, the 15-foot rule, connectors, controlled decking zones and custody of fall protection. Free preview; the full lesson is included with a PassCited pass. https://ddbjuaao6ydqty73.public.blob.vercel-storage.com/lessons/chst-steel-erection/31a7af4a15/preview-028604854f.mp4 https://passcited.com/embed/lesson/chst-steel-erection 89 2026-10-17T12:00:00+00:00 yes no no