TruckCodex

393.47A-BCLMAD — Brake chamber - cracked/broken

FMCSA violation code under Vehicle Maintenance. 582 events recorded in roadside inspections. Severity weight: 8.

Severity Weight
8
OOS Eligible
No
BASIC Category
Vehicle Maintenance
Total Events
582
Code
393.47A-BCLMAD
Code System
FMCSR
BASIC Category
Vehicle Maintenance
OOS Eligible
No
Severity Weight
8
Violation Group
—
Total Events
582
Carriers Cited
497

Violation Description

Brake chamber on CMV has a cracked or broken housing.

About This Violation Code

Code 393.47A-BCLMAD falls under the Vehicle Maintenance BASIC category in FMCSA's Safety Measurement System (SMS). It carries a severity weight of 8 (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 393.47A in the Federal Motor Carrier Safety Regulations.

View on eCFR.gov →FMCSA Violations Search →
Events (all time)
582
OOS Events
30
OOS Rate
5.2%
Top State (180d)
California
35 events

Top Enforcing States

Where 393.47A-BCLMAD is most commonly cited (last 180 days)

1.California
35
OOS 22.9%
2.US
14
OOS 0.0%
3.Utah
11
OOS 0.0%
4.Tennessee
10
OOS 0.0%
5.Michigan
9
OOS 0.0%
6.Pennsylvania
8
OOS 0.0%
7.Minnesota
7
OOS 0.0%
8.New Jersey
6
OOS 16.7%
9.Washington
5
OOS 0.0%
10.South Carolina
4
OOS 0.0%
11.Oklahoma
4
OOS 0.0%
12.Kentucky
4
OOS 0.0%
13.Oregon
4
OOS 0.0%
14.Arizona
4
OOS 0.0%
15.Ohio
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 393.47A-BCLMAD citations. Red bars mark months with OOS-triggering citations.

21
Apr
37
May
47
Jun
28
Jul
52
Aug
41
Sep
25
Oct
46
Nov
25
Dec
31
Jan
22
Feb
27
Mar
1
Apr

Most Active Stations

Inspection stations citing 393.47A-BCLMAD most often (last 180 days)

1.LAREDO TX
7
OOS 0.0%
2.CHOWCHILLA RIVER IF
6
OOS 50.0%
3.I70 EB E PROVIDENCE TWP - BREE
4
OOS 0.0%
4.RAINBOW IF
4
OOS 0.0%
5.HELPER UT
4
OOS 0.0%
6.MOHAWK TN
4
OOS 0.0%
7.MANCHESTER TN
3
OOS 0.0%
8.NJ
3
OOS 33.3%
9.E/B I94 NEAR RACE RD.
3
OOS 0.0%
10.CLARKS GROVE MN
3
OOS 0.0%

Often Cited Together

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

396.3A1-BOS16 co-occurrences393.45B2-B-AIR12 co-occurrences393.47E12 co-occurrences393.45D-B10 co-occurrences396.17C-PI7 co-occurrences393.75A3-TAOL6 co-occurrences393.75C-TAOTD-LT2/326 co-occurrences393.48A-BIBD6 co-occurrences393.53B-B6 co-occurrences393.9A-LRLI5 co-occurrences

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

Top Carriers Cited

Ranked by frequency • 497 carriers total • Page 1 of 20

Top Carriers with 393.47A-BCLMAD Violations

Showing 25 of 497

fmcsa-violations
Top Carriers with 393.47A-BCLMAD Violations
#CarrierUSDOT# Violations
#1SARTUH TRANSPORT LLC42863244
#2TITAN TRANSFER INC8455054
#3D & S DELIVERY SERVICE INC2481534
#4ITP WESTERN EXPRESS INC20884594
#5HST LOGISTICS INC21558273
#6XTREME DEMO & CONSTRUCTION LLC44474143
#7RAVEILL TRUCKING INC10248073
#8CHASE CARRIER INC23406623
#9ZAIRA VANESSA RAMIREZ OREGEL41456383
#10TRES RS INC25238803
#11UNITED PARCEL SERVICE INC218003
#12WESTERN EXPRESS INC5114123
#13MCCLAY TRANSPORTATION USA LLC24653243
#14NATT BROTHERS TRUCKING LTD25474952
#15HUNTERS EXPRESS INC20980542
#16SUNNY TRUCKLINE INC34398282
#17SANDRA BOSHART41963072
#18HEREKLEY LOGISTICS LLC40446232
#19BTI SPECIAL COMMODITIES INC1598372
#20INFINITY TRANSPORT INC31304492
#21FREIGHTLINESEXPRESS COM LLC27830062
#22SEVEN HILLS ENTERPRISES LLC32106112
#23CARLA TELFAH17170922
#24KAW THOO LEI LOGISTICS LLC38447692
#25GOODWILL INDUSTRIES OF THE CHESAPEAKE INC10059862

Recent Inspections

Latest inspections where 393.47A-BCLMAD was cited • 582 total events • Page 1 of 24

Recent Inspections with 393.47A-BCLMAD

Showing 25 of 582

fmcsa-inspections
Recent Inspections with 393.47A-BCLMAD
DateReport #StateLevelOOS
Apr 3, 202687488973CALevel 1No
Mar 31, 202687477845MILevel 1No
Mar 30, 202687455109PALevel 1No
Mar 27, 202687446734NYLevel 1No
Mar 26, 202687471259CALevel 1No
Mar 26, 202687456031RILevel 1No
Mar 26, 202687413235ORLevel 1No
Mar 25, 202687435077WALevel 1No
Mar 24, 202687396145OKLevel 1No
Mar 24, 202687398575CALevel 1Yes
Mar 21, 202687426966MNLevel 1No
Mar 19, 202687400772MNLevel 1No
Mar 17, 202687321850UTLevel 1No
Mar 17, 202687325812CALevel 1No
Mar 16, 202687309010USLevel 1No
Mar 15, 202687298252USLevel 1No
Mar 12, 202687328949MNLevel 1No
Mar 12, 202687287754AZLevel 1No
Mar 10, 202687273767SCLevel 1No
Mar 9, 202687283933MILevel 1No
Mar 8, 202687247985TNLevel 1No
Mar 3, 202687230100CALevel 1No
Mar 2, 202687209097GALevel 1No
Mar 1, 202687218107CALevel 1No
Feb 28, 202687184985CALevel 3No

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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