American Civil Constructors Llc (DOT# 150894) – FMCSA Carrier Profile

doing business as ACC MOUNTAIN WEST
DOT# 150894● Active
Updated monthly · 2026-03-09

This carrier is active with no crashes on record.

American Civil Constructors Llc is a registered motor carrier with the FMCSA under USDOT number 150894. The company operates from Littleton, CO and maintains an active operating status with 1 power units and 1 drivers on record.

Safety Rating

FMCSA Safety Rating
Not Rated

No formal safety rating has been assigned to American Civil Constructors Llc by the FMCSA. View official FMCSA record →

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Company Information

Address4901 South Windermere Street, Littleton, CO, 80120-1021
Phone(303) 795-2582
Entity TypePrivate Property
OperationIntrastate (Hazmat)
Power Units1(Small carrier)
Drivers1
MCS-150 FiledJanuary 22, 2026
Annual Mileage300,000 mi (2023)
All carriers in ColoradoCarriers in Littleton, CO

Inspection Summary

All-time Inspections
All-time
15
Total
1
OOS
0
Driver OOS
1
Vehicle OOS
15 inspections — relatively low volume, which may indicate a smaller or newer carrier.
OOS Rate6.67%
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. 6.7% — below the national vehicle OOS average of ~21%.

Crash History

No crashes reported (FMCSA data)

BASICS Safety Scores

BASICS Scores
Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories
0.4
Unsafe Driving
Measures violations related to speeding, reckless driving, and improper lane changes.
0.0
HOS Compliance
Tracks hours-of-service violations, including driving beyond legal limits without rest.
0.0
Driver Fitness
Reflects issues with driver qualifications, licenses, and medical certifications.
0.0
Controlled Substances
Captures drug and alcohol violations, including failed or refused tests.
3.1
Vehicle Maintenance
Reflects brake, tire, lighting, and other equipment-related inspection violations.
Scores above 65 (general freight) or 50 (passenger/hazmat) trigger an FMCSA Alert. Higher scores indicate more safety risk. National median is approximately 20–30 for active carriers.
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Carrier Insight

American Civil Constructors Llc is a small motor carrier operating in Colorado. With 15 total inspections on record, the carrier has an out-of-service rate of 6.7%, which is below the national average of approximately 21%. No crashes have been reported in FMCSA records, which is a positive indicator for shippers and brokers evaluating this carrier.

American Civil Constructors Llc has not received a formal safety rating from the FMCSA. This is common for smaller or newer carriers and does not necessarily indicate a safety problem.

The company operates 1 power unit and employs 1 driver. This is a small carrier operation.

Frequently Asked Questions

What is USDOT Number 150894?
USDOT number 150894 is assigned to American Civil Constructors Llc, an active motor carrier registered with the FMCSA, based in Littleton, CO.
How many inspections has American Civil Constructors Llc had?
American Civil Constructors Llc has recorded 15 total inspections with 1 out-of-service orders, representing an OOS rate of 6.67%.
Where is American Civil Constructors Llc located?
American Civil Constructors Llc is headquartered at 4901 South Windermere Street, Littleton, CO 80120-1021.
What does "Not Rated" mean?
"Not Rated" means the FMCSA has not conducted a formal compliance review for this carrier. It does not indicate a safety problem — many active carriers operate without a formal rating.
Is zero crashes always a good sign?
Generally yes, but context matters. A carrier with zero crashes and very few inspections may simply have limited road exposure. Always review crash data alongside inspection volume and fleet size.
What is a normal OOS rate?
The national average vehicle out-of-service rate is approximately 21%. Driver OOS averages around 5%. Rates significantly above these thresholds may indicate recurring compliance issues.
How often is FMCSA data updated?
FMCSA publishes updated carrier data monthly. This page reflects the most recent available snapshot, updated on the date shown above.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 150894 · Last updated: 2026-03-09. View official FMCSA record →