CSLB Safety and OSHA Compliance 3

Question 1

What type of shoring system uses hydraulic or mechanical cylinders pressed against trench walls to prevent cave-ins?

Accepted Answer

Aluminum hydraulic shoring

Answer

Sloping

Answer

Benching

Answer

Shielding

Question 2

Under Cal/OSHA, who is qualified to classify soil type and approve protective systems for an excavation?

Accepted Answer

A competent person trained in soil classification

Answer

Any foreman with 5 years' experience

Answer

Any licensed contractor

Answer

A registered civil engineer only

Question 3

What is the minimum distance workers must keep spoil piles from the edge of an excavation under Cal/OSHA rules?

Accepted Answer

2 feet

Answer

1 foot

Answer

3 feet

Answer

5 feet

Question 4

Which PPE is required for all workers where there is a risk of head injury from falling objects on California construction sites?

Accepted Answer

Hard hat (safety helmet)

Answer

Bump cap

Answer

Neck brace

Answer

Face shield only

Question 5

Under California law, which entity must be notified before any excavation or digging begins near underground utilities?

Accepted Answer

Underground Service Alert (USA/811)

Answer

The CSLB

Answer

Cal/OSHA

Answer

The county building department

Question 6

What does the California heat illness prevention standard require employers to provide when outdoor temperatures reach 80 degrees Fahrenheit?

Accepted Answer

Cool drinking water (1 quart per hour), shade, and rest periods

Answer

Air-conditioned rest areas only

Answer

Mandatory 30-minute breaks every 2 hours

Answer

Cooling vests for all workers