the three categories of equipment. The inspector is
responsible for the following:
1. Performing the scheduled inspection,
completing the appropriate record forms, and noting
deficiencies clearly on the Equipment Repair Order or
Shop Repair Order
2. Checking the file of operator trouble reports
before equipment inspection
3. Using the latest testing equipment and methods
available to the unit or public works department
4. Performing minor adjustments incidental to the
5. Delivering the initialed Equipment Repair Order
or Shop Repair Order to the maintenance supervisor or
6. Road testing or field testing the equipment
before and following the PM, repair, or overhaul
7. Releasing the equipment to full service ONLY
after final inspection is completed
Inspectors will immediately notify the maintenance
supervisor or shops supervisor whenever suspected
vehicle abuse or reoccurring mechanical failures occur.
THE PUBLIC WORKS SHOP
The three types of inspections performed at an
equipment maintenance shop on a public works station
are reliability, acceptance, and safety.
The safety inspection is done once a year or every
12,000 miles, whichever occurs first. All deficiencies
found should be corrected before the vehicle is returned
to service. Automotive safety inspections include the
1. Brake system. Road test to determine if the
brakes are functioning properly. Check brake pedal free
travel, Remove the wheels and inspect drums and rotors
for wear or cracking. Inspect the pads and lining for
excessive wear. Check all brake calipers and wheel
cylinders for damage or leaks. Inspect all hydraulic
broke lines for leaks, and check the brake fluid level. On
air-brake systems, inspect air-brake accessories, air
lines, and air tanks for leaks and deterioration. Check
air-broke instruments, air control valves, trailer hoses,
and glad hands.
2. Steering and suspension system. Check all
steering devices and linkage for wear or damage. Inspect
all suspension bushings and pivot points. Check all
suspension parts for wear or damage.
3. Shock absorbers. Check for leakage and proper
4. Tires and wheels. Check tires for damage or
excessive wear. Front tires of buses, trucks, and truck
tractors will be replaced when less than 4/32-inch tread
remains. All tires will be replaced when less than
2/32-inch tread remains.
5. Fuel system. Check all fuel lines and fuel line
connections for signs of leakage. Inspect fuel filter
housings for signs of leakage or damage.
6. Exhaust system. Check the muffler, exhaust
pipe, tailpipe, and all connections for serviceability and
7. Seat belts. Inspect seat belts for wear and for
8. Lights. Check all lights, signals, and reflectors.
Inspect the condition of the trailer jumper cable. Check
the headlights for proper alignment. Lighting
requirements are found in the Federal Motor Carrier
Regulations Pocketbook, U.S. Department of
Transportation, Federal Highway Administration, Parts
393.9 through 393.33.
9. Instruments, controls, and warning devices.
Inspect all instruments, gauges, mirrors, switches, and
warning devices for proper functioning and damage.
10. Windshield wipers, glass, defrosters. Check
wipers, glass, and defrosters for proper operation, wear,
damage, or deterioration.
11. Fifth wheel and trailer. Inspect trailer kingpin
for wear and damage. Check tow bars, tongue sockets,
and safety chains.
12. Special markings. Inspect all special
identification markings, such as NONPOTABLE
WATER, FLAMMABLE, U.S. NAVY, and so forth.
13. Other items. Check all other components
required by the states in which the vehicle is being
For the annual safety inspection on construction and
allied equipment, use the correct manufacturers
maintenance and repair manual for guidance.
To avoid unnecessary downtime, coordinate and
perform the safety and reliability inspections at the same
time. Figure 9-2 is one example of a standard inspection
sheet used at some public works stations. The
inspection, lubrication, and adjustment functions and