Frank W Whitcomb Construction Corporation is a USDOT-registered interstate carrier, 13 power units, 6 drivers operation based in Walpole, NH.
Dale Mahaffy
Interstate carrier in Walpole, New Hampshire
- Tools, Welder, Matter
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Compliance standing for USDOT 4212511
0 of 3 items need the owner's attention- MCS-150 filing Filed December 2025
- Safety rating None on record
- Operating authority None on record
Company overview
Awaiting owner confirmation- USDOT number
- 4212511
- Operation type
- Interstate
- Carrier classification
- Private Property
- Power units
- 3
- Trucks / tractors
- 3
- Drivers
- 2
- Hazmat
- Yes
- Annual mileage reported
- 20,000 (2024)
- USDOT registered since
- 2024
- Last MCS-150 filing
- December 2025
Built from public registration records.
Cargo and services
Tools, Welder, Matter
DOT compliance requirements for Dale Mahaffy
Based on this carrier's registration profile, these federal requirements apply:
USDOT registration and MCS-150 biennial update
Every registered carrier must keep its MCS-150 filing current and update it at least every two years. Missing the biennial update window can deactivate USDOT number 4212511. Check this company's MCS-150 deadline
Driver qualification files
With 2 drivers on record, this carrier must maintain a complete DQ file for each driver: applications, MVRs, medical certificates and road test records. DQ file services
Hazardous materials compliance
This carrier is flagged for hazardous materials. That adds hazmat registration, placarding, security planning and driver training requirements on top of standard rules. Hazmat compliance help
Hours of service and ELD
As an interstate operation, drivers are subject to federal hours-of-service limits and, in most cases, electronic logging device requirements. ELD & HOS support
Vehicle maintenance files and annual inspections
With 3 power units, each vehicle needs systematic maintenance records and a documented annual DOT inspection. Fleet maintenance compliance
Need help staying compliant? Compare vetted DOT compliance providers who handle all of the above.
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