Carrierintel Safety Score: 72/100. 3 inspection violations in 12 months. Last inspected Oct 2026.
DOT 324020ActiveInterstateSIOUX CITY, IA
COMPANY
Authority since
—
MCS-150
2025-11-17 · 1,467,270 mi (2024)
Fleet
103 units · 74 trailers · 36 drivers
Annual mileage (VMT)
1,467,270 mi (2024)
ADDRESS
Physical
2220 HAWKEYE DRIVE SIOUX CITY, IA 51105
Mailing
Same as physical
CONTACT
Phone
7122522766
Email
nathan.worley@kniferiver.com
OFFICERS
Primary Officer
CLARK MEYER
Title
PRESIDENT
OPERATION & CARGO
Operation classification
Private Property
Specialty
Towing & Recovery / Driveaway
Cargo types
6
Driveaway / TowawayBuilding MaterialsMobile HomesMachinery, Large ObjectsPassengersConstruction
Self-reported by the company on its latest MCS-150 filing (FMCSA census). Reflects what the carrier is authorized and equipped to haul, not actual recent loads. Specialty is our summary of the declared cargo mix.
AUTHORITY
459 mo
Since USDOT registration
INSURANCE
Verification needed
No federal insurance filing found. Whether this carrier must file one is unclear from its registration; verify coverage through state records or the insurer.
RISK GRADE
Minimal Risk
1 risk factors · 2 strengths
OOS RATE
15.2%
5 / 33 inspections
Carrierintel Safety Score
Rolling 12-month heuristic based on inspections, OOS, violations, crashes & fatalities. Not the official FMCSA SMS score.
72
out of 100
Good
Markers: OOS inspection Crash Fatality
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections
Verification needed — No federal insurance filing found. Whether this carrier must file one is unclear from its registration; verify coverage through state records or the insurer.
SUMMARY
Elevated OOS rate 19% (last 24 mo)
No crashes in the last 24 months
85% clean inspections
INDUSTRY REPORTS
ELD Tampering — Carriers cited for ELD tampering under 49 CFR § 395.8(e), by carrier and state.
Top Violations — The ten most-cited FMCSA violation codes of the last 30 days.
Phantom Fleets — Declared power units against the vehicles seen at roadside inspections.
English Proficiency — Carriers whose drivers were cited under 49 CFR § 391.11(b)(2), by carrier and state.
Methodology — Where the data comes from and how the Safety Score and Risk Grade are built.
Showing 1–25 of 33
Page 1 / 2
2024-11-0115:14IA2vehicles
I 29 N· County 133
Clear · Daylight · Dry
Two-way, divided, unprotected median · Full control
Sequence: 1:20:COLLISION INVOLVING OTHER MOVABLE OBJECT
Reported by MONONA COUNTY SHERIFF
1 injured
Tow-away
2020-06-0217:49SIOUX CITY, IA2vehicles
SINGING HILLS BLVD AND INTERST· County 193
Sequence: 1:20:COLLISION INVOLVING OTHER MOVABLE OBJECT
Reported by SIOUX CITY POLICE DEPT
Tow-away
2018-10-1911:33NE2vehicles
—· County 051
Sequence: 1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT;2:10:NONCOLLISION:OTHER
Reported by COUNTY SHERIFF
Tow-away
2018-09-2509:12NE2vehicles
030 /440.210/US30 & N31-SW OF KENNARD· County 177
Sequence: 4:10:NONCOLLISION:OTHER;1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT;2:8:NONCOLLISION:CROSS MEDIAN/CENTERLINE;3:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT
Reported by COUNTY SHERIFF
Tow-away
2017-06-2109:34NE2vehicles
032 /99.390/N32 E OF CR 32-W OF TEKAMAH· County 021
Sequence: 1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT
Reported by COUNTY SHERIFF
1 injured
Tow-away
2016-07-1616:30NE1vehicle
035 /6.380/N35 N OF 846TH RD-S OF HOSKINS· County 179
Sequence: 1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT
Reported by South Dakota Highway Patrol
1 fatal
Tow-away
2010-06-0622:00SLOAN, IA2vehicles
BEALL ST· County 193
Sequence: 1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT
Reported by SLOAN POLICE DEPT
Tow-away
2008-09-0317:20NE2vehicles
CR "E" & CR 24-SE OF UEHLING· County 053
Sequence: 1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT
Reported by DODGE COUNTY SHERIFF
1 injured
Tow-away
2008-06-2313:32IA2vehicles
MIDDLE HESPER RD AND MEADOWLAR· County 191
Sequence: 1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT
Reported by WINNESHIEK CNTY SHERIFF
Tow-away
2008-06-1913:55IA2vehicles
MEADOWLARK RD MEASURING 0.1 MI· County 191
Sequence: 1:10:NONCOLLISION:OTHER
Reported by WINNESHIEK CNTY SHERIFF
Tow-away
2007-11-2011:20IA1vehicle
W038 / MIDDLE CALMAR RD MEASUR· County 191
Sequence: 2:1:NONCOLLISION:RAN OFF ROAD;1:8:NONCOLLISION:CROSS MEDIAN/CENTERLINE;3:3:NONCOLLISION:OVERTURN (ROLLOVER)
Reported by WINNESHIEK CNTY SHERIFF
1 injured
Tow-away
2007-07-1612:50IA2vehicles
C070 1 WEST OF WOOLSTOCK· County 197
Sequence: 1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT
Reported by IOWA STATE PATROL - DIST 07
1 fatal
1 injured
Tow-away
2006-08-0317:50IA2vehicles
R AVE and F090 / 360TH ST· County 049
Sequence: 1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT
Reported by DALLAS CO SHER OFF
1 injured
Tow-away
2005-10-1913:15VICTOR, IA2vehicles
Chi Rock Island and Pac RR· County 095
Sequence: 1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT
Reported by IOWA CO SHER OFF
Tow-away
2005-06-2414:54PRESTON TOWNSHIP, MN2vehicles
T-229/HWY 52· County 045
Sequence: 1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT
Reported by FILLMORE COUNTY SHERIFF'S OFC
1 injured
Tow-away
2004-08-0615:58NON-CITY OR UNINCORPORATE, MO2vehicles
US 136· County 045
Sequence: 1:98:OTHER:OTHER;4:1:NONCOLLISION:RAN OFF ROAD;2:8:NONCOLLISION:CROSS MEDIAN/CENTERLINE;3:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT
Reported by MOMHPBB00
1 injured
Tow-away
2003-07-2513:50POCAHONTAS, IA2vehicles
HWY 3· County 151
Sequence: 1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT;2:8:NONCOLLISION:CROSS MEDIAN/CENTERLINE;3:10:NONCOLLISION:OTHER
2 injured
2003-05-1412:00SAC CITY, IA2vehicles
ON US ROUTE 0020 MEASURING 0.0· County 161
Sequence: 1:5:NONCOLLISION:CARGO LOSS OR SHIFT;2:10:NONCOLLISION:OTHER
2 injured
2000-10-1612:30IA2vehicles
On State Route 0150 measuring· County 019
Sequence: 2:1:NONCOLLISION:RAN OFF ROAD;3:18:COLLISION INVOLVING FIXED OBJECT;1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT;4:20:COLLISION INVOLVING OTHER MOVABLE OBJECT
1 fatal
1 injured
Tow-away
2000-05-1212:55CEDAR RAPIDS, IA3vehicles
I-380· County 113
Sequence: 1:13:COLLISION INVOLVING MOTOR VEHICLE IN TRANSPORT
2 injured
Tow-away
1996-08-0508:27MARSHALLTOWN, IA2vehicles
HWY 30· County 127
Sequence: 1:98:OTHER
1 injured
Tow-away
Current policies
(0)
No insurance policies on file.
Insurance history
Snapshot 2026-09-25
Estimated measures · FMCSA SMS v3.21 method · data through 2026-10-31 · calculated 2026-11-03