393.78(a) — Windshield condition defective

FMCSA violation code under Vehicle Maintenance. 13,852 events recorded in roadside inspections. Severity weight: 4.

Severity Weight
4
OOS Eligible
No
BASIC Category
Vehicle Maintenance
Total Events
13,852
Code
393.78(a)
Code System
FMCSR
BASIC Category
OOS Eligible
No
Severity Weight
4
Violation Group
Total Events
13,852
Carriers Cited
10,665

Violation Description

Windshield condition is such that it impairs the driver's view of the road.

About This Violation Code

Code 393.78(a) falls under the Vehicle Maintenance BASIC category in FMCSA's Safety Measurement System (SMS). It carries a severity weight of 4 (scale 1-10, higher = more severe).

When this violation is cited during a roadside inspection, it contributes to the carrier's Vehicle Maintenance BASIC score. Carriers with high BASIC percentiles may be prioritized for FMCSA interventions including warning letters, investigations, or compliance reviews.

Regulatory Reference

Federal Motor Carrier Safety Regulations

This violation references 49 CFR 393.78 in the Federal Motor Carrier Safety Regulations.

Events (all time)
13,852
OOS Events
0
OOS Rate
0.0%
Top State (180d)

Top Carriers Cited

Ranked by frequency • 10,665 carriers total • Page 1 of 427

Recent Inspections

Latest inspections where 393.78(a) was cited • 13,852 total events • Page 1 of 555

Recent Inspections with 393.78(a)

Showing 25 of 13,852

fmcsa-inspections
Recent Inspections with 393.78(a)
DateReport #StateLevelOOS
Oct 15, 202482906134USLevel 1No
Oct 15, 202482907786SCLevel 1No
Oct 15, 202482910534OKLevel 2No
Oct 15, 202482908257INLevel 1No
Oct 15, 202482908110ORLevel 1No
Oct 15, 202482908663MDLevel 2No
Oct 15, 202482907925UTLevel 1No
Oct 15, 202482908173ARLevel 2No
Oct 15, 202482906348USLevel 1No
Oct 15, 202482908664MDLevel 1No
Oct 15, 202482907714UTLevel 1No
Oct 15, 202482907800USLevel 1No
Oct 15, 202482907727UTLevel 1No
Oct 15, 202482910519OKLevel 1No
Oct 14, 202482904862USLevel 1No
Oct 14, 202482898424USLevel 1No
Oct 14, 202482897891UTLevel 1No
Oct 14, 202482898395USLevel 1No
Oct 14, 202482898373USLevel 1No
Oct 14, 202482897705SCLevel 2No
Oct 14, 202482898314AZLevel 1No
Oct 14, 202482898258INLevel 2No
Oct 14, 202482897660SCLevel 2No
Oct 14, 202482898417USLevel 1No
Oct 14, 202482898052UTLevel 1No

Data sources & freshness

FMCSA Vehicle Inspections and Violations
Unknown freshness
Federal Motor Carrier Safety Regulations (49 CFR)
Unknown freshness