TruckCodex

393.41-BNPB-SPR — Brake - Inoperative or missing power unit spring brake

FMCSA violation code under Vehicle Maintenance. 763 events recorded in roadside inspections. Severity weight: N/A.

Severity Weight
N/A
OOS Eligible
No
BASIC Category
Vehicle Maintenance
Total Events
763
Code
393.41-BNPB-SPR
Code System
FMCSR
BASIC Category
Vehicle Maintenance
OOS Eligible
No
Severity Weight
N/A
Violation Group
—
Total Events
763
Carriers Cited
650

Violation Description

Brake - Inoperative or missing power unit spring brake

About This Violation Code

Code 393.41-BNPB-SPR falls under the Vehicle Maintenance BASIC category in FMCSA's Safety Measurement System (SMS).

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 393.41 in the Federal Motor Carrier Safety Regulations.

View on eCFR.gov →FMCSA Violations Search →
Events (all time)
763
OOS Events
25
OOS Rate
3.3%
Top State (180d)
California
46 events

Top Enforcing States

Where 393.41-BNPB-SPR is most commonly cited (last 180 days)

1.California
46
OOS 13.0%
2.New York
16
OOS 0.0%
3.Minnesota
15
OOS 0.0%
4.US
14
OOS 0.0%
5.Oregon
7
OOS 0.0%
6.Florida
6
OOS 0.0%
7.Pennsylvania
6
OOS 0.0%
8.Georgia
5
OOS 0.0%
9.Washington
5
OOS 0.0%
10.Maryland
5
OOS 0.0%
11.Tennessee
5
OOS 0.0%
12.New Jersey
5
OOS 20.0%
13.Ohio
4
OOS 0.0%
14.Kentucky
4
OOS 0.0%
15.South Carolina
3
OOS 0.0%

Click a state to see roadside inspection activity, top stations, and carrier profiles in that jurisdiction.

Citation Trend (12 months)

Monthly count of 393.41-BNPB-SPR citations. Red bars mark months with OOS-triggering citations.

24
Apr
58
May
45
Jun
37
Jul
37
Aug
45
Sep
32
Oct
16
Nov
26
Dec
34
Jan
42
Feb
44
Mar
1
Apr

Most Active Stations

Inspection stations citing 393.41-BNPB-SPR most often (last 180 days)

1.DESERT HILLS IF
10
OOS 20.0%
2.LAREDO TX
7
OOS 0.0%
3.CHOWCHILLA RIVER IF
5
OOS 0.0%
4.NJ
5
OOS 20.0%
5.THE DALLES OR
4
OOS 0.0%
6.WEST LAKELAND MN
4
OOS 0.0%
7.OTAY MESA IF
4
OOS 0.0%
8.EL PASO TX
4
OOS 0.0%
9.SYRACUSE NY
3
OOS 0.0%
10.BLOOMINGTON MN
3
OOS 0.0%

Often Cited Together

Other violations commonly found on the same inspection (last 90 days)

393.47E45 co-occurrences396.3A1-BOS37 co-occurrences393.53B-B30 co-occurrences393.75A3-TAOL21 co-occurrences396.17C-PI17 co-occurrences393.45B2-B-AIR15 co-occurrences396.3A1-BALAC14 co-occurrences393.9A-LIL13 co-occurrences393.9A-LFTSI12 co-occurrences393.9A-LTSI12 co-occurrences

Citation patterns suggest related root causes (e.g., HOS violations paired with logbook errors).

Top Carriers Cited

Ranked by frequency • 650 carriers total • Page 1 of 26

Top Carriers with 393.41-BNPB-SPR Violations

Showing 25 of 650

fmcsa-violations
Top Carriers with 393.41-BNPB-SPR Violations
#CarrierUSDOT# Violations
#1D W C DIVERSIFIED INC9382526
#2J B HUNT TRANSPORT INC808065
#3VALLEY EXPRESS INC1892474
#4DLC TRUCKING & SERVICE LLC36074814
#5WELKIN TRANSPORT LTD25614374
#6ALLIED VAN LINES INC762354
#7MICAR EXPRESS LLC30429834
#8HIGH LEAN PORK16396084
#9DODGE TRUCKING INC14376484
#10KAL FREIGHT INC25116204
#11TITUS TRANSPORT HOLDINGS LLC18322204
#12KC TREE SERVICE39296634
#13DLC TRUCKING TRANSPORT LLC25452264
#141456408 ONTARIO INC9615563
#15C A K TRUCKING LLC35182763
#16VERDIN CONCRETE INC26892933
#17SERVICIO DE TRANSPORTE INTERNACIONAL Y LOCAL SA DE CV5573413
#18GOLDEN GATE TRANS INC28514543
#19SANDHU BROS INC14664043
#20COLTON JOINT UNIFIED SCHOOL DISTRICT28095873
#21SALVADOR AMADOR OSORIO24155292
#22VANDERHOFF TRANSPORT LLC35539252
#23JRY TRANSPORT LLC18380262
#24V R TRUCKING LLC17791862
#25SALMAN LOGISTICS LLC40186822

Recent Inspections

Latest inspections where 393.41-BNPB-SPR was cited • 763 total events • Page 1 of 31

Recent Inspections with 393.41-BNPB-SPR

Showing 25 of 763

fmcsa-inspections
Recent Inspections with 393.41-BNPB-SPR
DateReport #StateLevelOOS
Apr 1, 202687489089CALevel 1Yes
Mar 30, 202687470187CALevel 2No
Mar 28, 202687488926CALevel 1No
Mar 27, 202687443567CALevel 1No
Mar 25, 202687411342CALevel 1No
Mar 24, 202687394713MSLevel 1No
Mar 24, 202687389365TNLevel 1No
Mar 23, 202687434960MTLevel 1No
Mar 23, 202687387146CALevel 1Yes
Mar 23, 202687396113OKLevel 1No
Mar 19, 202687345614CALevel 5No
Mar 19, 202687402990MNLevel 2No
Mar 18, 202687352990NYLevel 1No
Mar 18, 202687329577USLevel 1No
Mar 18, 202687388400MTLevel 1No
Mar 17, 202687309325ORLevel 2No
Mar 17, 202687327325FLLevel 1No
Mar 16, 202687308868USLevel 1No
Mar 15, 202687309407MOLevel 1No
Mar 14, 202687299068NYLevel 2No
Mar 13, 202687340460MDLevel 1No
Mar 12, 202687328021MNLevel 1No
Mar 12, 202687284268MILevel 2No
Mar 12, 202687367250NJLevel 1No
Mar 12, 202687286121CALevel 1No

Data sources & freshness

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

Related records

CategoryAll Vehicle Maintenance Violations
Browse all violation codes in the Vehicle Maintenance BASIC
IndexAll Violation Codes
FMCSR violation codes by BASIC category
ReferenceFMCSA Roadside Inspections
Inspection levels and procedures
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