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DUFF SUPPLY CO INC
Trust Score
Good
Why this score?
Company CheckDUFF SUPPLY CO INC · DOT 332560
Private carrier, runs its own trucks and hauls its own freight
DBA: DUFF COMPANY
201 E LAFAYETTE ST, NORRISTOWN, PA, 19401
PRIVATE CARRIER
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Due-diligence certificate
5
Power Units
6
Drivers
0
Crashes (24-Month)
None on file
Insurance
Satisfactory
Safety Rating
24
Inspections
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Deep records on this carrier, only on LoadWrap
Public record
5 events tracked · latest Jul 30, 2026 ↓ Show details ↓Safety & compliance 4
- Mar 26, 2026Clean roadside inspection, no violations.
- Mar 17, 2026Roadside inspection, 2 violations (no OOS).
- Mar 17, 2026Clean roadside inspection, no violations.
- Feb 24, 2026Roadside inspection, 2 violations (no OOS).
Insurance 1
- CurrentNo active insurance on file.
Public FMCSA record · blue clean · orange change · red risk.
Company Information
Legal NameDUFF SUPPLY CO INC
DBA NameDUFF COMPANY
DOT Number332560
Entity TypePrivate Carrier
Operating StatusA - Active
LocationNorristown, Pennsylvania
Added11/18/1988
MCS-15008/12/2024
Contact Details
PhoneSign in to view
EmailSign in to view
Physical Address201 E LAFAYETTE ST, NORRISTOWN, PA, 19401
Mailing AddressPO BOX 618, NORRISTOWN, PA, 19404
Operating Authorities
Authority TypePRIVATE PROPERTY
Carrier OperationA - Interstate
CommonNot Active
ContractNot Active
BrokerNot Active
Operation Classification
Private (Property)Private Only
SMS BASIC Scores
FMCSA safety categories, last 24 months. Above Cutoff = FMCSA flags a problem · Below cutoff = within limits · Clean = no violations.
Unsafe Driving
measure 6.9 · 6 insp with violations
Below cutoff
Hours-of-Service Compliance
measure 0 · 0 insp with violations
Clean
Driver Fitness
measure 0 · 0 insp with violations
Clean
Controlled Substances / Alcohol
measure 0 · 0 insp with violations
Clean
Vehicle Maintenance
measure .54 · 1 insp with violations
Below cutoff
Source: FMCSA SMS, updated monthly.
Mileage
Annual Mileage220,000 miles
Mileage Year2024
VMT SourceMCS-150 Form
Drivers
6
Interstate
0
Intrastate
0
CDL
6
Total
Interstate >100mi0
Interstate <100mi0
Intrastate >100mi0
Intrastate <100mi0
Equipment
No equipment breakdown on file with FMCSA.
HazMatYes
Safety Summary
Safety RatingSatisfactory
Total Crashes (24-mo)0
Fatal0
Driver OOS0.0% avg 5.5%
Vehicle OOS0.0% avg 20.7%
SmartWay PartnerNo
Last Review04/19/2006
Insurance
AmountNone on file
VerifiedFMCSA · 06/19/2026
Last checked07/29/2026
Quick Facts
StatusActive
TypePrivate Carrier
Fleet5 units
Drivers6
Mileage220,000 mi
MCS-15008/2024
Safety & Inspection Data
Crash Summary
Total Crashes (24-mo)0
Fatal0
Injury0
Tow-Away0
Safety RatingSatisfactory
Driver Inspections
Total18
Out of Service0
OOS Rate0.0%
National Avg5.5%
Below National Average
Vehicle Inspections
Total6
Out of Service0
OOS Rate0.0%
National Avg20.7%
Below National Average
Last FMCSA Review: 04/19/2006 | Rated: 04/21/2006
Safety Trends by Year
Roadside inspections and crashes on file, year over year. The red portion of each inspection bar is the out-of-service share; ▲/▼ compares to the prior year.
Inspections · red = OOS
2023
5 · 0 OOS -
2024
7 · 0 OOS =
2025
10 · 0 OOS =
2026
4 · 0 OOS =
Crashes
2023
0 crashes -
2024
1 crash ▲
2025
0 crashes ▼
2026
0 crashes =
Based on FMCSA crash and roadside inspection records (rolling 3-year window). The latest year may be partial.
Out-of-Service Summary Last 24 months
Live FMCSA roadside inspections through Mar 2026, 16 inspections, 0 resulted in out-of-service (0% OOS rate).
Clean, no out-of-service violations in the last 24 months.
Live FMCSA roadside inspection records, refreshed monthly.
Crash Records (1)
Full crash history on file (all years), newest first. This list may show more than the headline Crashes figure above, because that figure follows the official FMCSA 24-month SMS window used for the Trust Score, older crashes still appear here for transparency.
| Date | Location | State | Fatal | Injuries | Tow | Vehicles | Weather | Road | Light |
|---|---|---|---|---|---|---|---|---|---|
| 01/31/2024 | UPPER PITTSGROVE TWP | NJ | 0 | 0 | 1 | 2 | Clear | Dry | Daylight |
Roadside Violations by Safety Category Last 24 months
9 roadside violations across 16 inspections, grouped into FMCSA safety-behavior categories. The shaded portion shows how many were serious enough to result in an out-of-service order.
ViolationsOut-of-service
Unsafe Driving
8 violations · 0 OOS
Vehicle Maintenance
1 violation · 0 OOS
Categories follow FMCSR violation parts (Part 393/396 = Vehicle Maintenance, Part 395 = HOS; "Other" = general/administrative parts such as 390). Raw violation counts and out-of-service results, not FMCSA percentile rankings, which are not published for property carriers.
Inspection Records (26)
| Date | State | Level | Location | Violations | OOS | Driver Viol | Driver OOS | Vehicle Viol | Vehicle OOS | HazMat | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 03/26/2026 | NJ | Walk-Around (Level II) | NJ | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 03/17/2026 | PA | Full (Level I) | LOWER MAKEFIELD TOWNSHIP PA | 2 | 0 | 1 | 0 | 1 | 0 | - | ▲Detail |
| 03/17/2026 | PA | Driver-Only (Level III) | MORRISVILLE PA | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 02/24/2026 | PA | Driver-Only (Level III) | ON FORT WASHINGTON EXPY AT I-7 | 2 | 0 | 2 | 0 | 0 | 0 | - | ▲Detail |
| 12/26/2025 | PA | Driver-Only (Level III) | ON I-476 SOUTH AT MM 26.3 | 1 | 0 | 1 | 0 | 0 | 0 | - | ▲Detail |
| 11/26/2025 | NJ | Driver-Only (Level III) | RT 206 @ 30 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 10/23/2025 | PA | Driver-Only (Level III) | DOWNINGTOWN PA | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 10/14/2025 | PA | Full (Level I) | PHILADELPHIA PA | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 10/02/2025 | PA | Driver-Only (Level III) | MALVERN PA | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 06/30/2025 | NJ | Driver-Only (Level III) | 206 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 04/18/2025 | PA | Driver-Only (Level III) | PHILADELPHIA PA | 2 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 04/15/2025 | PA | Driver-Only (Level III) | ON BYBERRY RD RAILROAD BRIDGE | 1 | 0 | 1 | 0 | 0 | 0 | - | ▲Detail |
| 03/20/2025 | NJ | Walk-Around (Level II) | RT 23/ 202 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 03/11/2025 | NJ | Driver-Only (Level III) | PISCATAWAY SCALE | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 11/20/2024 | PA | Full (Level I) | WASHINGTON CROSSING PA | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 09/23/2024 | NJ | Driver-Only (Level III) | I-287 NB | 1 | 0 | 1 | 0 | 0 | 0 | - | ▲Detail |
| 07/24/2024 | NJ | Walk-Around (Level II) | RT 30 @ 206 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 05/30/2024 | PA | Driver-Only (Level III) | ON MEYERS RD AT ITS INTERSECTI | 1 | 0 | 0 | 0 | 1 | 0 | - | ▲Detail |
| 04/02/2024 | NJ | Walk-Around (Level II) | CARNEYS POINT SCALE | 1 | 0 | 0 | 0 | 1 | 0 | - | ▲Detail |
| 02/08/2024 | NJ | Walk-Around (Level II) | US HIGHWAY 206 | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 02/08/2024 | PA | Driver-Only (Level III) | YARDLEY REST AREA | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 12/26/2023 | NJ | Full (Level I) | PISCATAWAY SCALE | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 12/06/2023 | PA | Driver-Only (Level III) | NB ROUTE 202 AT N. VALLEY ROAD | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 12/04/2023 | PA | Driver-Only (Level III) | 1800 BYBERRY ROAD | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 10/19/2023 | PA | Driver-Only (Level III) | CONSHOHOCKEN RD/TEES BLVD | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
| 07/27/2023 | PA | Full (Level I) | YARDLEY WSRS @ 295 WEST | 0 | 0 | 0 | 0 | 0 | 0 | - | ▲Detail |
Detailed Inspection Report
Safety Performance Percentiles
FMCSA SMS percentile rankings. Higher percentile = worse performance relative to peers.
Total Inspections17
Unsafe Driving
6 viols
Vehicle Maintenance
1 viols
Licensing & Insurance
No insurance history records.
No active insurance policies.
No authority history.
No revocation records.
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