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Download Data | Data Source | Report Overview | Glossary

Top 10 Vehicle OOS Violations
(2008^†)

Vehicle Violations

All Domiciles

U.S.

Mexico

Canada

Vehicle Inspections

1,090,542

984,938

81,414

24,190

Vehicle Inspections w/ OOS Violations

243,970

223,506

17,014

3,450

Vehicle OOS Rate*

22.4%

22.7%

20.9%

14.3%

Vehicle OOS Violations

394,986

368,352

22,142

4,492

393.47E - CLAMP/ROTO TYPE BRAKE(S) OUT-OF-ADJUSTMENT

7.9%

7.7%

11.6%

4.0%

393.48A - INOPERATIVE/DEFECTIVE BRAKES

5.3%

5.4%

4.2%

2.9%

396.3A1 - INSPECTION/REPAIR AND MAINTENANCE

5.2%

5.7%

4.9%

393.9TS - INOPERATIVE TURN SIGNAL RIGHT

5.0%

5.2%

0.7%

5.2%

393.25F - STOP LAMP VIOLATIONS

4.8%

4.7%

6.5%

393.45 - BRAKE TUBING AID HOSE ADEQUACY

4.0%

3.8%

6.7%

5.9%

393.75A - FLAT TIRE OR FABRIC EXPOSED

4.0%

2.1%

7.4%

393.9A - INOPERABLE REQUIRED LAMP

3.8%

3.5%

9.7%

2.5%

396.3A1BA - BRAKE-OUT OF ADJUSTMENT

3.4%

3.5%

2.1%

2.5%

393.43 - NO/IMPROPER BREAKAWAY OR EMERGENCY BRAKING

3.0%

3.2%

0.1%

1.0%

Data Source: FMCSA Motor Carrier Management Information System (MCMIS) June 20, 2008 snapshot.

*Vehicle OOS rate is based on inspection levels I, II, V and VI.

^†2008 data, as of June 20, 2008