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Top 10 Vehicle OOS Violations
(2008^†)

Vehicle Violations

All Domiciles

U.S.

Mexico

Canada

Vehicle Inspections

1,756,491

1,594,157

124,253

38,081

Vehicle Inspections w/ OOS Violations

394,358

362,787

26,147

5,424

Vehicle OOS Rate*

22.5%

22.8%

21.0%

14.2%

Vehicle OOS Violations

640,842

599,836

34,075

6,931

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

7.8%

7.6%

11.7%

4.0%

396.3A1 - INSPECTION/REPAIR AND MAINTENANCE

5.3%

5.8%

4.9%

393.48A - INOPERATIVE/DEFECTIVE BRAKES

5.2%

5.3%

4.2%

2.8%

393.9TS - INOPERATIVE TURN SIGNAL RIGHT

5.0%

5.3%

0.8%

5.0%

393.25F - STOP LAMP VIOLATIONS

4.8%

6.0%

393.75A - FLAT TIRE OR FABRIC EXPOSED

4.1%

2.0%

8.6%

393.45 - BRAKE TUBING AID HOSE ADEQUACY

4.0%

3.8%

6.5%

6.1%

393.9A - INOPERABLE REQUIRED LAMP

3.8%

3.5%

9.7%

2.2%

396.3A1BA - BRAKE-OUT OF ADJUSTMENT

3.2%

3.3%

2.0%

2.5%

393.43 - NO/IMPROPER BREAKAWAY OR EMERGENCY BRAKING

3.1%

3.3%

0.1%

1.0%

Data Source: FMCSA Motor Carrier Management Information System (MCMIS) September 26, 2008 snapshot.

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

^†2008 data, as of September 26, 2008