TRSCP Vehicle Recovery Techniques 3

Question 1

Which type of rigging configuration doubles the pulling force of a winch while halving the line speed?

Accepted Answer

Double-line pull using a snatch block

Answer

Single-line pull

Answer

Straight winch pull with extended cable

Answer

Chain-and-hook configuration

Question 2

When recovering a vehicle from a flooded roadway, the MOST important initial step is:

Accepted Answer

Verify the water depth and flow rate to determine if recovery is safe

Answer

Attach chains to the undercarriage immediately

Answer

Rev the recovery vehicle engine to maximum power before hooking up

Answer

Drain the stuck vehicle's fuel tank to reduce weight

Question 3

A recovery operator is extracting a vehicle buried up to its axles in sand. Traction boards (recovery boards) are placed:

Accepted Answer

Under and in front of the drive wheels to create a surface to grip

Answer

Behind the tires of the stuck vehicle only

Answer

Under the recovery vehicle's tires for stability

Answer

Across the top of the stuck vehicle's hood for leverage

Question 4

What does the term 'block and tackle' refer to in the context of WreckMaster recovery operations?

Accepted Answer

A system of pulleys and ropes that multiplies pulling force

Answer

A technique for blocking traffic while recovering a vehicle

Answer

The use of wheel chocks during recovery

Answer

A two-vehicle push technique for stalled cars

Question 5

When a vehicle has gone over an embankment and is resting against a tree, the safest initial recovery approach is to:

Accepted Answer

Assess the tree's stability and the vehicle's contact points before rigging

Answer

Immediately winch the vehicle straight back up the embankment

Answer

Push the vehicle off the tree with another vehicle

Answer

Cut the tree down to free the vehicle

Question 6

The maximum safe working load (SWL) of a recovery strap is typically rated at what fraction of its minimum breaking strength (MBS)?

Accepted Answer

One-half of the MBS (2:1 safety factor)

Answer

Equal to the MBS (1:1 ratio)

Answer

One-third of the MBS (3:1 safety factor)

Answer

One-tenth of the MBS (10:1 safety factor)

Question 7

During a multi-vehicle pileup recovery, WreckMaster protocol requires that recovery of vehicles proceed in which order?

Accepted Answer

Top-most or outermost vehicles first, working inward

Answer

Largest vehicles first to clear the most road space

Answer

Vehicles with the most damage first to preserve evidence

Answer

Alphabetically by vehicle registration