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Loiseau Construction Inc (DOT# 475399) – FMCSA Carrier Profile

DOT# 475399● Active
Updated: 2026-03-09

Loiseau Construction Inc is a registered motor carrier with the FMCSA under USDOT number 475399. The company operates from Flandreau, SD and maintains an active operating status with 36 power units and 33 drivers on record.

Safety Rating

FMCSA Safety Rating
⚠ Conditional
Rated: May 21, 2019

Loiseau Construction Inc holds a "Conditional" safety rating from the Federal Motor Carrier Safety Administration (FMCSA). This rating indicates that some safety deficiencies were found during the most recent compliance review conducted by FMCSA. View official FMCSA record →

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Company Information

Address1002 West Elm Avenue, Flandreau, SD, 57028-1403
Phone(605) 997-2511
EmailJEN@LOISEAUCONSTRUCTION.COM
Entity TypePrivate Property
OperationInterstate
Power Units36
Drivers33
MCS-150 FiledFebruary 20, 2026
Annual Mileage1,390,500 mi (2025)
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Inspection Summary

All-time Inspections
All-time
9
Total
4
OOS
1
Driver OOS
3
Vehicle OOS
OOS Rate44.44%
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service.

BASICS Safety Scores

BASICS Scores
Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories
0.7
Unsafe Driving
1.4
HOS Compliance
2.0
Driver Fitness
0.0
Controlled Substances
11.6
Vehicle Maintenance
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Frequently Asked Questions

What is USDOT Number 475399?
USDOT number 475399 is assigned to Loiseau Construction Inc, an active motor carrier registered with the FMCSA, based in Flandreau, SD.
What is the safety rating of Loiseau Construction Inc?
Loiseau Construction Inc has a safety rating of Conditional as of May 21, 2019.
How many inspections has Loiseau Construction Inc had?
Loiseau Construction Inc has recorded 9 total inspections with 4 out-of-service orders, representing an OOS rate of 44.44%.
Where is Loiseau Construction Inc located?
Loiseau Construction Inc is headquartered at 1002 West Elm Avenue, Flandreau, SD 57028-1403.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 475399 · Last updated: 2026-03-09. View official FMCSA record →