Safety Procedures Flashcards

Which type of fire extinguisher is suitable for a fire in the survey truck's gasoline and electrical system?

Answer: ABC dry chemical

ABC dry chemical extinguishers handle ordinary combustibles, flammable liquids, and electrical fires.

When a vehicle-mounted arrow board is used for a mobile survey operation on a multilane road, what does it primarily do?

Answer: Directs approaching drivers to merge out of the closed lane

Arrow boards in arrow mode warn and direct drivers to change lanes around a lane closure.

What is the most important factor in preventing back injuries when lifting a heavy tripod case?

Answer: Bending the knees, keeping the load close, and lifting with the legs

Proper lifting technique keeps the spine neutral and uses leg muscles to reduce lumbar strain.

Which item is the most appropriate PPE when working near operating heavy construction equipment?

Answer: Hard hat, high-visibility vest, and safety-toe boots

Hard hats, high-vis apparel, and protective footwear are standard on active construction sites.

While leveling near a running excavator, the operator cannot see the rod person. What should the rod person do?

Answer: Make eye contact with the operator and stay out of the swing radius

Establishing eye contact and staying outside the swing radius prevents struck-by and caught-between injuries.

What should a crew do with lithium-ion GNSS or total station batteries that are swollen or damaged?

Answer: Stop using them and dispose of or recycle them per manufacturer and hazardous waste guidance

Damaged lithium-ion batteries can undergo thermal runaway and must be removed from service and disposed of properly.

Which first aid action is appropriate for a minor bleeding cut sustained while driving hubs?

Answer: Apply direct pressure with a clean dressing

Direct pressure with a clean dressing is the first-line treatment for controlling minor bleeding.