ITCP
Caught In/Between
Stairs and Ladders
Silica Safety
Trenching and Excavation
100

What is the main purpose of an internal traffic control plan (ITCP)?

outlines safe movement within project limits

100

how should you behave when working near the swing radius of rotating equipment?

Stay outside radius, correct



stay outside radius


100

how should metal pan or skeleton stairs be prepared before anyone is allowed to use them?

pans filled to the top

100

what tasks are most likely to create respirable silica dust on construction jobs?

cutting or grinding

100

where should a worker stand while an excavator lifts a pipe or bucket over the trench?

Clear of the load and equipment

200

When should a supervisor discuss ITCP with the crew?

During the pre-shift JHA

200

how can clothing contribute to caught-in accidents around moving equipment?

Loose sleeves snag, correct



loose sleeves snag


200

why should a second access point be provided when the first one is blocked?

For emergency escape, correct



for emergency escape


200

how can breathing respirable crystalline silica affect a worker’s long term overall health?

damages multiple organs

200

what must workers do before a trench shield is lifted or moved vertically?

Get out of the shield

300

when parking equipment after a shift, what should be done with attachments?

Lowered to the ground, correct



lowered to the ground


300

how should you position yourself when stacked materials are being moved around you?

Stay out of work path, correct



stay out of work path


300

what is required when stairs have 4 or more risers

at least one hand rail

300

how do engineering controls help reduce respirable silica exposure during dusty construction tasks?

They capture or suppress dust, correct



they capture or suppress dust


300

At what depth is a protective system required

5'

400

when the shift ends, how should equipment be parked to support next shift work?

Staged for access, correct



staged for access


400

how does proper guarding on equipment help prevent caught-in injuries at work?

Blocks moving parts, correct



blocks moving parts


400

how should ladder rungs and side rail spacing be arranged for safe climbing?

10 - 14 inches apart

400

how does a competent person help keep workers safer during silica generating tasks?

identifying hazards

400

An existing utility crosses the open trench and is hanging without support. What should the crew do?

Protect it, support it, or remove it.

500

at the end of a shift, which actions should operators take before leaving equipment parked?

shut down and secure

500

how would you best describe a caught-in or between hazard situation?

worker trapped by objects

500

which safety feature is required when a fixed ladder climb exceeds 24 feet in length?

Cage, well, or device, correct



cage, well or device


500

which health problems are commonly associated with long term respirable silica exposure?

silicosis, lung cancer, and chronic obstructive disease

500

The excavation will be more than 20 feet deep. Who must design the protective system?

Registered Professional Engineer (RPE)