Riley Armstrong Plumbing & Heating Llc (DOT# 4187516) – FMCSA Carrier Profile
DOT# 4187516● Active
Updated: 2026-03-09
Riley Armstrong Plumbing & Heating Llc is a registered motor carrier with the FMCSA under USDOT number 4187516. The company operates from Fort Dodge, IA and maintains an active operating status with 1 power units and 1 drivers on record.
Safety Rating
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Company Information
Address11 North 20th St, Fort Dodge, IA, 50501
Phone(515) 570-0129
Emailholly@fdplumber.com
Entity TypePrivate Property
OperationIntrastate (Non-Hazmat)
Power Units1
Drivers1
MCS-150 FiledJune 5, 2025
Annual Mileage8,500 mi (2024)
Inspection Summary
All-time Inspections
All-time6
Total
3
OOS
1
Driver OOS
2
Vehicle OOS
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service.
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Frequently Asked Questions
What is USDOT Number 4187516?
USDOT number 4187516 is assigned to Riley Armstrong Plumbing & Heating Llc, an active motor carrier registered with the FMCSA, based in Fort Dodge, IA.
How many inspections has Riley Armstrong Plumbing & Heating Llc had?
Riley Armstrong Plumbing & Heating Llc has recorded 6 total inspections with 3 out-of-service orders, representing an OOS rate of 50.00%.
Where is Riley Armstrong Plumbing & Heating Llc located?
Riley Armstrong Plumbing & Heating Llc is headquartered at 11 North 20th St, Fort Dodge, IA 50501.
Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 4187516 · Last updated: 2026-03-09. View official FMCSA record →