Murphy Construction Co Inc (DOT# 493025) – FMCSA Carrier Profile
doing business as MURPHY TOWER SERVICE LLC
DOT# 493025● Active
Updated monthly · 2026-03-09
This carrier is active with no crashes on record.
Murphy Construction Co Inc is a registered motor carrier with the FMCSA under USDOT number 493025. The company operates from Carlisle, IA and maintains an active operating status with 81 power units and 29 drivers on record.
Safety Rating
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Company Information
Address20220 Hwy 5, Carlisle, IA, 50047
Phone(515) 989-9225
Entity TypePrivate Property
OperationInterstate
Power Units81(Medium carrier)
Drivers29
MCS-150 FiledMarch 26, 2024
Annual Mileage2,374,260 mi (2023)
Inspection Summary
All-time Inspections
All-time9
Total
3
OOS
0
Driver OOS
3
Vehicle OOS
9 inspections — relatively low volume, which may indicate a smaller or newer carrier.
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. 33.3% — above the national vehicle OOS average of ~21%. Review BASICS scores below.
Crash History
✅No crashes reported (FMCSA data)
BASICS Safety Scores
BASICS Scores
Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories0.0
Unsafe Driving
Measures violations related to speeding, reckless driving, and improper lane changes.
0.3
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.
3.6
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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Frequently Asked Questions
What is USDOT Number 493025?
USDOT number 493025 is assigned to Murphy Construction Co Inc, an active motor carrier registered with the FMCSA, based in Carlisle, IA.
How many inspections has Murphy Construction Co Inc had?
Murphy Construction Co Inc has recorded 9 total inspections with 3 out-of-service orders, representing an OOS rate of 33.33%.
Where is Murphy Construction Co Inc located?
Murphy Construction Co Inc is headquartered at 20220 Hwy 5, Carlisle, IA 50047.
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# 493025 · Last updated: 2026-03-09. View official FMCSA record →