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FMCSA - Federal Motor Carrier Safety Adminstration

CSA - Compliance, Safety, Accountability

Working Together for Safety.


SMS - Safety Measurement System SMS - Safety Measurement System

GOWAN CONSTRUCTION CO INC

  • 426323
  • 111
  • 71
  • 20

Safety Rating & OOS Rates AND Licensing and Insurance

As part of FMCSA’s IT modernization strategy, we are in the process of merging our data platforms to make it easier for you to find the information you need. During this transition, please refer to the links below for additional information about this carrier.

Vehicle Maintenance

More Info

On-Road Performance

15.64 How is the measure calculated?

Safety Event Group: 5-10 relevant vehicle inspections

Investigation Results

No Acute/Critical Violations Discovered

Expand Graph

Carrier Measure Over Time

  • Trends

This graph displays a carrier’s measure based on 24 months of on-road performance. Zero indicates the best performance. To see how the measure is calculated click here. To see how the measure relates to percentile click here. Expand for more information.

  • 20
  • 15
  • 10
  • 5
  • 0
  • -5
  • Feb 27
  • Mar 27
  • Apr 24
  • May 15
  • Jun 26
  • Jul 31
  • 2026
  • 2026
  • 2026
  • 2026
  • 2026
  • 2026
  Feb 27 2026 Mar 27 2026 Apr 24 2026 May 15 2026 Jun 26 2026 Jul 31 2026
Measure 13.29 13.56 13.61 11.62 15.64 15.64
Measure 0 0 0 0 0 0

Violation Summary

Vehicle Maint. Violations: 36

Violations Description # Violations # OOS Violations Violation Severity Weight
393.11A1-CSLRR Conspicuity Systems - Truck tractor, lower rear retro reflective sheeting missing on vehicle manufactured on or after July 1, 1997 3 0 3
393.9A-LRLI Lighting - Tail lamp - Any inoperative 3 0 6
393.45B2-B-AIR Air Brake - Hose/tubing damaged or not secured 2 0 4
393.47(e) Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt 2 0 4
393.53B-B Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear 2 0 4
393.55E-B Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 1998 2 0 4
393.100B-C Cargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV 1 1 7
393.11B-CSLRR Conspicuity Systems - Trailers, lower rear retro reflective sheeting inadequate on vehicle manufactured on or after December 1, 1993 1 0 3
393.45B2-BHTD Air Brake - Hose/tubing damage into the outer reinforcement ply. 1 1 4
393.45D-B Air Brake - Audible air leak at a proper connection 1 0 4
393.48A-BI-SA Brake - Inoperative on a steering axle 1 1 4
393.55D1-B Air Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1, 1997 and each single unit CMV on or after 1998. 1 0 4
393.75A1-TBTP Tires - Bias ply - Has more than one ply exposed in the tread area exceeding 2 square inches. 1 1 8
393.75A3-TAOL Tires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS 1 1 8
393.78A-WS Washers - Inoperative washing system. 1 0 1
393.79 Defroster/Defogger - Inoperative or defective 1 0 1
393.83(g) Exhaust - Discharging at a point forward or directly below the driver or sleeper compartment 1 0 1
393.95A1 Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. 1 0 2
393.95K-EE Emergency Equipment - Stopped vehicle warning devices, inadequate flag size 1 0 2
393.9A-LBL Lighting - Backup lamp inoperative 1 0 6
393.9A-LCL Lighting - Clearance lamp(s) inoperative 1 0 2
393.9A-LHWS Lighting - Hazard warning signal(s) inoperative 1 0 6
393.9A-LSLI Lighting - Stop lamps - Any inoperative. 1 0 6
393.9A-LSLIWR Lighting - Stop lamps - Both inoperative when required to be on 1 1 6
393.9A-LTSIR Lighting - Turn signal -Any inoperative on a unit that is not the rearmost unit 1 0 6
396.3A1-ALBV Air Brake - Any leak from a brake valve 1 0 4
396.3A1-BALAC Brake - Audible air leak from a brake chamber 1 0 4
396.5B-L Lubrication - Oil or grease leak 1 0 3

Inspection History

Vehicle Inspections: 9

Please select to view your Inspection History. You can also sort your data by Date, Report Number, Vehicle Type, etc.

(or)
Report Vehicle Measure = Sum of the Total Weight (TotW) Sum of the Time Weight (TiW)
Inspection Date Number State Plate Number Plate State Type Severity Weight
(SW)
Time Weight
(TiW)
Total Weight
(TotW)
Sum of measure weights Sum of measure weights 132 17 266
TotW TiW
=
266 17
= 15.64
More Info

*** The sum of all violation severity weights (violation weight + out-of-service) for this inspection has been capped at 30.

Investigation Results

Vehicle Maint. Acute/Critical Violations: 0

This carrier has no Vehicle Maintenance Acute/Critical Violations to display.

Summary of Activities

The summary includes information on the 5 most recent investigations and 24 months of inspections and crash history.

  • 2/6/2004 (Compliance Review)
  • 20
    • 9
    • 11
  • : 3

*Crashes listed represent a motor carrier’s involvement in reportable crashes, regardless of the carrier’s or driver’s role in the crash. Continue for details.

Continue for more Crash, Inspection & Investigation Details

Inspection Selection System

As part of FMCSA’s IT modernization strategy, we are in the process of merging our data platforms to make it easier for you to find the information you need. During this transition, please refer to the links below for additional information about this carrier.

Enforcement Cases

(Six years as of 08/17/2026 updated monthly from FMCSA )

No penalties found

Tools/Resources

SMS Methodology How to Improve Request a Data Review
For U.S. DOT# 426323
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