Asked by Julie Urban on Jun 22, 2024
Verified
What is the current maximum stopping distance for an FMVSS 121 compliant tractor trailer rig that is unloaded?
A) 216 feet (66 meters)
B) 250 feet (76 meters)
C) 432 feet (132 meters)
D) 500 feet (152 meters)
FMVSS 121
Federal Motor Vehicle Safety Standard 121, which establishes requirements for air brake systems in heavy-duty vehicles to ensure safe braking performance.
Maximum Stopping Distance
The longest distance a vehicle can take to come to a complete stop from its highest speed under ideal conditions.
- Acknowledge the directives and norms dictating truck braking systems' management, including the FMVSS 121 compliance stipulations.
Verified Answer
HP
Hitesh PurohitJun 24, 2024
Final Answer :
B
Explanation :
The current maximum stopping distance for an FMVSS 121 compliant tractor trailer rig that is unloaded is 250 feet (76 meters) when tested at a speed of 60 mph. This standard ensures safety by setting requirements for the braking performance of heavy commercial vehicles.
Learning Objectives
- Acknowledge the directives and norms dictating truck braking systems' management, including the FMVSS 121 compliance stipulations.
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