Falls
Electrical
Scaffolds/Ladders
Excavations
Misc. Safety
100

The height at which fall protection is required.

What is 6 feet?

100

These may not be hung or suspended using metal fasteners such as staples, bent nails, tie-wire and so on.

What are extension cords and stringlights?

100

The height a mobile scaffold (baker scaffold) must have handrails installed.

What is 2 feet and greater?

100

Hand digging/Soft digging is required within this many feet of any known utility?

What is 3 feet?

100

This type of pressure testing uses water in lieu of air.

What is a hydrostatic testing?

200

The required height range for the top rail of a guardrail system?

What is 39 to 45 inches (42 inches +/- 3")?

200

All extension cords must be "3-wire type" and have this in place.

What is a ground prong?

200

The maximum height a ladder can be used before requiring fall protection.

What is 20 feet?

200

These three people must sign a Balfour Beatty dig permit.

What is the formen, operator and BB supervisor?

200

The maximum pneumatic pressure allowed before SH&E director and officer approval.

What is 7 psi?

300

This is the amount of force that guardrail systems must be able to withstand.

What is 200 pounds?
300

The minimum gauge extension cords must be on a Balfour Beatty project.

What is 14 guage?

300

The proper height-to-base ratio for an extension ladder.

What is 4:1?

300

When an excavation reaches this depth, cave-in protection is required by Balfour Beatty.

What is 4 feet?

300
Once lightning strikes within this distance, we shut down operations for 30 minutes.

What is 10 miles?

400

The weight/force needed to be withstood for an anchor point for a personal fall arrest system.

What is 5,000 pounds per person?

400

This device protects personnel from electric shock and is required by OSHA for all cord and plug-connected electrical power tools used.

What is a GFCI?

400

When scaffolds exceed this height, guys, ties, or braces should be used to secure the scaffold system.

What is 4 times the minimum base dimension?

400

The depth fall protection is required for excavations

What is 6 feet and greater?

400

The frequency that MEWP inspection tags should be signed.

What is daily/before each use?

500

A self-retracting lifeline (SRL) should stop a fall within how many feet?

What is 2 feet?

500
The amount of electrical energy required to stop a person's heartbeat.
What is 1/10 of an amp (100 milliamps)?
500

The minimum distance that scaffold planks must overlap their support.

What is 6 inches?

500

The minimum distance spoil piles must be kept back from edge of trenches.

What is 2 feet?

500

This form of heat-related illness happens when the body becomes unable to regulate its core temperature. Sweating stops and the body can no longer rid itself of excess heat.

What is heat stroke?

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