FMCSA Carrier Profile
DEN-KER TRUCKING INC
DBA: Dennis Haerther Trucking
Atkins, IA
Active
Authority Active
No Safety Rating
Active 4 yrs, 4 mo
Authority
Active
MC-782234 · Common carrier
Insurance
On File
$750,000 BIPD
Safety
Not Rated
14.3% OOS · 9 inspections on record
✓ No risk flags found on authority or insurance records
Vetting notes
- Operating authority active for 4 yrs, 4 mo
- Insurance on file: $750,000
- Vehicle out-of-service rate 0.0% — below the 20.7% national average
- 9 FMCSA inspections on record
Operating Authority
MC782234
Common Carrier
Insurance on File
AUTO OWNERS INSURANCE COMPANY
BI&PD · $750,000 · Policy 52-086113-00
Required Filings
Liability (BIPD)
$750,000
FMCSA Registration
DOT Number
724786
MC Number
MC-782234
Operating Status
Active
Safety Rating
Not Rated
Entity Type
Individual
MCS-150 Filed
May 27, 2025
FMCSA Registration
January 14, 1998
Authority Reinstated
April 11, 2022
Annual Mileage
320,000 mi (2024)
Contact Information
Location
Atkins, IA
Email
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Out-of-Service Rate
14.3% of inspections ended in an out-of-service order
7 inspections in 24 months
Vehicle OOS Rate
0.0%
Driver OOS Rate
20.0%
Ranks in the 32nd percentile among carriers with 5–9 inspections — lower is better. CarrierChk calculation from FMCSA roadside inspection records, not an FMCSA score.
Safety & Inspection Summary
Total Inspections
9
Driver Inspections
7
Vehicle Inspections
2
Total OOS Orders
1
Violations by Category
Vehicle Maintenance1
Unsafe Driving3
Hours of Service0
OOS Rates vs. National Average
Driver OOS Rate14.3% · national avg 5.5%
⚠ Above national average (8.8pp higher)
Vehicle OOS Rate0.0% · national avg 20.7%
✓ Below national average
Inspection Trend by Year
2026
2025
2024
Inspection Records (9)
| Date | State | Level | Vehicle | Viol. | Status |
|---|---|---|---|---|---|
| June 4, 2026 | MO | Level III — Driver Only | PETERBILT · 1XPBD49X5JD451101 | 0 | Clean |
| April 13, 2026 | IA | Level III — Driver Only | PTRB · 1XPHD49X4BD128346 | 0 | 1 OOS |
| May 12, 2025 | IA | Level II — Walk-Around | PTRB · 1XPBD49X5JD451101 | 1 | Passed |
| April 29, 2025 | IL | Level II — Walk-Around | PTRB · 1XPBD49X5JD451101 | 0 | Clean |
| February 11, 2025 | IA | Level III — Driver Only | PTRB · 1XPHD49X9BD130223 | 1 | Passed |
| December 16, 2024 | IA | Level III — Driver Only | PTRB · 1XPHD49X9ED248583 | 1 | Passed |
| October 5, 2024 | IA | Level III — Driver Only | PTRB · 1XPHD49X4BD128346 | 1 | Passed |
| July 22, 2024 | IA | Level III — Driver Only | PTRB · 1XPBD49X5JD451101 | 0 | Clean |
| July 10, 2024 | IA | Level III — Driver Only | INTL · 2HSCNAPR47C300546 | 0 | Clean |
Crash History (1)
Crashes reported to FMCSA in the last 24 months. A crash appearing here is a reported event, not a finding of fault.
1
Crashes
0
Fatalities
1
Injuries
1
Tow-aways
| Date | State | Fatal | Injured | Tow | Conditions |
|---|---|---|---|---|---|
| September 13, 2024 | IA | — | 1 | Yes | No Adverse Conditions · Daylight · Dry |
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
IA7
IL1
MO1
Fleet & Equipment (13)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~5
of 7 reported to FMCSA
Trailers
~8
seen at inspection
Equipment types observed
Grain / Hopper
6
Tractor
5
Dry Van
2
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2018 Peterbilt 579 | Tractor · Class 8 | 1XPBD49X5JD451101 | 4 | — |
| 2023 Wilson | Grain / Hopper · 41 ft | 1W1K4412XP7726816 | 2 | — |
| 2011 Peterbilt 386 | Tractor · Class 8 | 1XPHD49X4BD128346 | 2 | 1 |
| 2023 Great Dane Trailers | Dry Van · 53 ft | 1GR1A0620PK456529 | 1 | — |
| 2027 Utility Trailer Manufacturer | Dry Van · 53 ft | 1UYVS2536V7693431 | 1 | — |
| 2026 Wilson | Grain / Hopper · 41 ft | 1W1K44120T7732859 | 1 | 1 |
| 2024 Wilson | Grain / Hopper · 41 ft | 1W1K44121R6634714 | 1 | — |
| 2025 Wilson | Grain / Hopper · 41 ft | 1W1K44123S6636101 | 1 | — |
| 2025 Wilson | Grain / Hopper · 41 ft | 1W1K44125S6636102 | 1 | — |
| 2025 Wilson | Grain / Hopper · 50 ft | 1W1K45032S7731081 | 1 | — |
Show all 13 units
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2011 Peterbilt 386 | Tractor · Class 8 | 1XPHD49X9BD130223 | 1 | — |
| 2014 Peterbilt 386 | Tractor · Class 8 | 1XPHD49X9ED248583 | 1 | — |
| 2007 International L9427 | Tractor · Class 8 | 2HSCNAPR47C300546 | 1 | — |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
Authority History
| Date | Status | Type |
|---|---|---|
| April 11, 2022 | REINSTATED | Common Carrier |
| May 18, 2016 | GRANTED | Common Carrier |
Insurance & Revocation Filings
| Date | Type | Status |
|---|---|---|
| BI&PD Primary/Excess | Cancellation Pending | |
| April 15, 2016 | COMMON | On Record |
Other Carriers in Atkins, IA
Data sourced from FMCSA MCMIS via Socrata. Last updated: August 30, 2026.
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