SIMPSON TRANSPORT COMPANY LLC
USDOT 3825080 • 312 S NEPTUNE ST, MARATHON, IA, 50565
ACTIVEMotor Carrier
Authority:1 revoked
Insurance:1 current
BOC-3:On file
Safety Rating:Not rated
MCS-150:Never updated
OOS Orders:None
Overview
Company profile from FMCSA Census File
USDOT
3,825,080
Status
ACTIVE
Operation
Interstate
Business Type
Motor Carrier
State
Phone
7125746561
Email
Power Units (MCS-150)
1
Drivers (MCS-150)
1
MCS-150 Mileage
10,000
BOC-3 Agent
Physical Address
312 S NEPTUNE ST, MARATHON, IA, 50565
Mailing Address
312 S NEPTUNE ST, MARATHON, IA, 50565-8814
Contact
Phone: 7125746561
Email: [email protected]
Risk Signals3 flagged
MEDIUM
Elevated vehicle OOS rate: 50.0%
National average is 23.4%. This carrier's vehicle OOS rate is 26.6 percentage points above average.
MEDIUM
Elevated driver OOS rate: 25.0%
National average is 6.7%. This carrier's driver OOS rate is 18.3 percentage points above average.
HIGH
All operating authorities revoked or inactive
This entity has 1 revoked/inactive authority filing and no active authority.
Signals are auto-detected from FMCSA public records. This is not a regulatory determination.
Authority & Insurance
Operating authority, insurance filings, and BOC-3 status
Active Authority
0
Revoked / Inactive
1
Authority Types
1
Insurance Policies
1 active
Latest: Apr 11, 2023
BOC-3 Filing
On file
Operating Authority
fmcsa-authhistApr 5, 2026
| Authority Type | Docket # | Status | Original Date | Final Date |
|---|---|---|---|---|
| Common Carrier | MC-1385488 | REVOKED | Oct 14, 2025 | Oct 14, 2025 |
Active Insurance (1)
fmcsa-insurApr 5, 2026
| Insurer | Type | Policy # | Status | Effective | Cancel Date |
|---|---|---|---|---|---|
| NATIONWIDE AGRIBUSINESS INSURANCE CO. | BIPD/Primary | FPK BA013100355613 | ON FILE | Apr 11, 2023 | Oct 8, 2025 |
Insurance History (1 canceled/expired)
fmcsa-inshist-allwithhistory
| Insurer | Type | Policy # | Status | Effective | Cancel Date |
|---|---|---|---|---|---|
| NATIONWIDE AGRIBUSINESS INSURANCE CO. | BIPD/Primary | FPK BAN 3100355613 | CANCELLED | Apr 11, 2022 | Apr 11, 2023 |
Insurance Events Timeline
fmcsa-insur-hist
| Event | Insurer | Policy # | Type | Event Date | Cancel Date |
|---|---|---|---|---|---|
| CANCEL | NATIONWIDE AGRIBUSINESS INSURANCE CO. | FPK BA013100355613 | BIPD/Primary | Oct 8, 2025 | Oct 8, 2025 |
| CANCEL | NATIONWIDE AGRIBUSINESS INSURANCE CO. | FPK BAN 3100355613 | BIPD/Primary | Apr 11, 2023 | Apr 11, 2023 |
Authority Revocations
fmcsa-revocations
| Authority | Docket | Reason | Date |
|---|---|---|---|
| COMMON | MC-1385488 | INVOLUNTARY REVOCATION | Unknown |
Authority Action History (1 events)
fmcsa-authhist-blob
| Docket | Authority Type | Original Action | Served Date | Disposition | Decided Date |
|---|---|---|---|---|---|
| MC1385488 | MOTOR PROPERTY COMMON CARRIER | GRANTED | Apr 25, 2022 | REVOKED | Oct 14, 2025 |
Safety & Inspections
SMS BASIC scores, inspection history, and out-of-service rates
SMS BASIC Scores
Hours of Service
N/A
Unsafe Driving
N/A
Higher percentile = worse safety performance relative to peers. Scores at or above 75% trigger FMCSA alerts.
Inspections
4
Violations
23
3 OOS
Vehicle OOS %
50.0%
Above nat'l avg (23.4%)
Driver OOS %
25.0%
Above nat'l avg (6.7%)
Power Units (MCS-150)
1
Drivers (MCS-150)
1
Crash Records
0
Inspection Activity (24 months)
Monthly inspection counts with OOS months highlighted. Hover bars for details.
May
Jun
Jul
Aug
Sep
Oct
Nov
1
Dec
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Clean monthMonth with OOSBased on latest 4 of 4 inspection records
Inspection Activity Map
2 states • 4 inspections
None Low Medium High🚛 Home base
Violation Summary (23 violations from 4 inspections)
fmcsa-inspection-file
| Code | Description | # Violations | # OOS | Severity Wt | BASIC |
|---|---|---|---|---|---|
| FMCSR:392.2 | Operating a CMV while ill or fatigued | 8 | 0 | 8 | Unsafe Driving |
| FMCSR:393.9(a) | Inoperable required lamps | 3 | 2 | 3 | Vehicle Maintenance |
| FMCSR:392.2-SLLEWA3 | Operating a CMV while ill or fatigued | 2 | 0 | 8 | Unsafe Driving |
| FMCSR:392.2RG | Operating a CMV while ill or fatigued | 2 | 0 | 8 | Unsafe Driving |
| FMCSR:392.2-SLLEWG3 | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:392.2-SLLEWA2 | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:390.21T(a) | 390.21T(a) | 1 | 0 | — | General/Admin |
| FMCSR:393.60(c) | Glazing/window obstructions | 1 | 0 | 4 | Vehicle Maintenance |
| FMCSR:393.45(b)(2) | Brake tubing/hoses inadequate | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:396.17(c) | No proof of periodic inspection | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.60(d) | Glazing/window obstructions | 1 | 0 | 4 | Vehicle Maintenance |
| FMCSR:395.8(k)(2) | ELD malfunction / not functional | 1 | 1 | 5 | Hours Of Service |
Inspection History (4 inspections)
fmcsa-inspectionsApr 5, 2026
| Date | Report # | Station | State | Level | Vehicle | Violations | Top Codes | OOS |
|---|---|---|---|---|---|---|---|---|
| Dec 12, 2024 | 83465893 | I29SB/82MM | IA | Level 3 | MHEB SEMI-TRAILER | 6 | 392.2-SLLEWA3, 392.2RG, 392.2-SLLEWG3 | No |
| Dec 20, 2023 | 80459024 | Roadside | IA | Level 2 | PTRB TRUCK TRACTOR | 10 | 392.2, 393.9(a), 390.21T(a) | Yes |
| Oct 10, 2023 | 79873107 | WORTHINGTON | MN | Level 3 | MHEB SEMI-TRAILER | 4 | 392.2, 396.17(c) | No |
| Aug 3, 2023 | 79328886 | I80 | IA | Level 2 | FRHT STRAIGHT TRUCK | 3 | 393.60(d), 393.9(a), 395.8(k)(2) | Yes |
Inspection analytics
Monthly cadence, frequent stations, and violation mix
Inspections per month (24 mo)
1 total · 0.0% OOS
2024-122024-12
InspectionsOOS
Most frequent inspection stations
Violations by BASIC category
Compliance Timeline
3 events merged from authority, insurance, enforcement, OOS, crash, MCS-150, and safety rating records
Oct 8, 2025
InsuranceInsurance cancel
NATIONWIDE AGRIBUSINESS INSURANCE CO. • BIPD/Primary
Apr 11, 2023
InsuranceInsurance cancel
NATIONWIDE AGRIBUSINESS INSURANCE CO. • BIPD/Primary
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Process agent on file
InsurerNATIONWIDE AGRIBUSINESS INSURANCE CO.
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Data sources & freshness
FMCSA Company Census File
Generated from 24-hour old database. Contact info and fleet counts may lag.
Updated 1 weeks ago
FMCSA Authority History
Updated 1 weeks ago
FMCSA Insurance Filings
Updated 1 weeks ago
FMCSA Vehicle Inspection File
Updated 1 weeks ago
Refresh dataLast updated: Apr 5, 2026