Rock Towing Limited (DOT# 4015070) – FMCSA Carrier Profile
doing business as RTL TRANSPORTS
DOT# 4015070MC# 1512884● Active
Updated: 2026-03-09
Rock Towing Limited is a registered motor carrier with the FMCSA under USDOT number 4015070. The company operates from Castle Rock, CO and maintains an active operating status with 2 power units and 1 drivers on record.
Safety Rating
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Company Information
Address405 S Wilcox St Ste 103, Castle Rock, CO, 80104
Phone(720) 689-8011
Entity TypeAuthorized For Hire
OperationInterstate
Power Units2
Drivers1
MCS-150 FiledJuly 10, 2025
Annual Mileage100 mi (2023)
Inspection Summary
All-time Inspections
All-time6
Total
0
OOS
0
Driver OOS
0
Vehicle OOS
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 Categories22.5
Unsafe Driving
0.0
HOS Compliance
0.1
Driver Fitness
0.0
Controlled Substances
6.1
Vehicle Maintenance
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Frequently Asked Questions
What is USDOT Number 4015070?
USDOT number 4015070 is assigned to Rock Towing Limited, an active motor carrier registered with the FMCSA, based in Castle Rock, CO.
How many inspections has Rock Towing Limited had?
Rock Towing Limited has recorded 6 total inspections with 0 out-of-service orders, representing an OOS rate of 0.00%.
Where is Rock Towing Limited located?
Rock Towing Limited is headquartered at 405 S Wilcox St Ste 103, Castle Rock, CO 80104.
Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 4015070 · Last updated: 2026-03-09. View official FMCSA record →