Transportation Safety & Inspection Flashcards
7 cards from real NETTCP practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Transportation Safety & Inspection flashcards as text
During a pre-trip inspection, a driver discovers a crack in the windshield within the driver's critical viewing area. What is the correct action?
Answer: Take the vehicle out of service until repaired
A crack in the driver's critical viewing area is an out-of-service condition that requires the vehicle to be removed from service until repaired.
What is the minimum tread depth required for front steering axle tires on a commercial motor vehicle under FMCSA regulations?
Answer: 4/32 inch
FMCSA requires a minimum tread depth of 4/32 inch for front steering axle tires, compared to 2/32 inch for other positions.
A vehicle's air brake system shows a slow air leak with brakes released. According to FMCSA standards, what is the maximum allowable pressure drop per minute for a single vehicle?
Answer: 3 psi per minute
FMCSA regulations allow a maximum air pressure loss of 3 psi per minute with brakes released for a single vehicle.
Which lighting defect would place a commercial vehicle out of service during a roadside inspection?
Answer: Both headlights inoperative on low beam
Both headlights being inoperative is an immediate out-of-service condition as required lighting must function for safe operation.
Under NETTCP protocols, how often must safety-critical vehicle inspections be documented and retained?
Answer: Daily inspection reports kept for 7 days at the terminal
FMCSA-aligned protocols require daily inspection reports to be retained for at least 7 days at the terminal or principal place of business.
A transportation technician notices the anti-lock braking system (ABS) warning lamp remains illuminated after the vehicle exceeds 6 mph. What does this indicate?
Answer: ABS system fault requiring attention before operation
An ABS warning lamp that stays on after exceeding 6 mph indicates a system fault that must be addressed, as ABS is required on newer CMVs.
When inspecting fifth wheel coupling on a tractor-trailer, which condition requires immediate corrective action?
Answer: Missing or ineffective fifth wheel locking mechanism
A missing or ineffective fifth wheel locking mechanism is an out-of-service condition that prevents secure trailer coupling.