CHST Review 2026 | Questions, Answers & Detailed Rationales Study Guide

CHST Review 2026 |
Questions, Answers &
Detailed Rationales Study
Guide
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Updated 2026 Questions and Answers
100% Verified Exam Prep and Comprehensive
Rationales
Included

, employee benefits of JSA -supervisor meets with employees
-train in productive and safe operations
-supervisor communicates and apply safety techniques


Footcandles for Gen Constr. concrete placement, 5
excavation, loading platforms, refueling, field
maintenance areas


Footcandles for Indoor warehouses, corridors, hallways, 5
and exit ways


Footcandles for tunnels, shafts and general underground 5
work areas


Footcandles for construction plant and shops, 10
mechanical and electrical equipment rooms, carpenter
shops, rigging lofts and active storerooms


Footcandles for Underground operations involving work 10
at a heading involving drilling, mucking, and scaling


Footcandles for First-aid, stations, infirmaries, and offices 30


Permissible Noise Exposure for 8 hour day 90




Permissible Noise Exposure for 1/4 hour 115


Permissible Noise Exposure for 4 hours 95


Permissible Noise Exposure for 2 hours 100


CFR 10-Energy
10, 16, 23, 29, 40, 42, 49 16-Consumer Protechtion
23-Highways
29-Construction
40-Environment
42-Public Health
49-Transportation