安全第 1349 / 1605 题
California law adds a special requirement for trenches or excavations 5 feet or more deep into which a person must descend: a detailed plan for worker protection must be prepared when the trench is:
a.Never required in California
b.Only for pipelines
c.Only above 30 feet
d.5 feet or deeper and a person will enter — with an RPE-approved detailed plan required for excavations 20 feet or more deep
解析
Labor Code §6705 requires a detailed plan for worker protection from caving ground for trenches 5 feet or more deep; for excavations deeper than 20 feet the plan must be prepared by a registered civil or professional engineer.
法律依据: Labor Code §6705 / T8 CCR §1541.1免费刷完整 1605 道题库 — 无需注册。
同考点相关题目
- On a steep-slope roof, workers 6 feet or more above a lower level must be protected by:
- Which practice reduces electrical shock hazards from temporary jobsite wiring?
- In California, the trench cave-in protection requirement mirrors federal OSHA, applying protective systems at depths of:
- Certain high-hazard construction work — trenches 5 feet or deeper requiring shoring, and construction of structures more than three stories or 36 feet high — requires the contractor to obtain what from Cal/OSHA before starting?
- A protective system that uses a trench box or shield to protect workers is called:
- Cutting the excavation walls at an angle inclined away from the excavation to prevent cave-in is called: