Trenching Hazards
The most common FATAL hazard in trenching work.
What is a cave in?
This is the minimum height at which fall protection is required for construction work in Alberta.
What is 3 metres?
This is one of the of the most common type of workplace injury in construction.
What is a slip, trip and a fall?
This protective system involves cutting the trench walls at an angle to prevent cave-ins?
What is sloping?
Maple Dip Donut
What is Erinn's favourite donut?
Two signs a trench may be unstable.
What are cracking and sloughing?
This system stops a worker after they've fallen
What is fall arrest system?
A cord across a walkway, loose gravel or uneven surface are what type of hazards?
What is a trip hazard?
This protective system uses aluminum or steel supports to hold back trench walls.
What is shoring?
This person's tablet sounds like a faulty air conditioner while running.
Who is Dennis Christensen
This weather condition significantly increases the risk of trench collapse by adding weight and reducing soil stability,
What is rain/wet conditions?
This connects a harness to an anchor and often includes a shock absorber
What is a lanyard?
Wearing these properly can prevent many slips and fall injuries on site.
What are CSA-approved work boots with slip resistant soles?
This system stops a worker after they've fallen.
This person won the backhoe rodeo this year.
Who is Dustin Zelenak
When this type of previously excavated area is encountered, extra precautions are needed due to unpredictable ground conditions.
What are backfilled areas/previously distrubed soil?
These must be inspected before each use and removed if frayed or damaged,
What is a fall protection harness or lanyard?
This is the best way to keep access and work areas clear of slip and trip hazards.
What is good housekeeping?
The three main methods for protecting workers in trenches/
What is sloping, shoring and shielding?
New director.