According to FMCSA records, Prairie Field Services LLC (DOT# 2170456) in Casper, Wyoming has 105 inspections on record with 393 violations and a 71.4% vehicle out-of-service rate and 8 crashes, including 1 fatal. Safety grade: C. Inactive common authority.
105Inspections
71.4%Vehicle OOS Rate
8Crashes
113Power Units
Out-of-Service Rates vs. National Average
An out-of-service (OOS) violation means a vehicle or driver was found unsafe to operate during a roadside inspection and was prohibited from continuing until the issue was corrected.
Vehicle OOS Rate71.4%
Carrier: 71.4% (75 of 105)National: 23.2%
Driver OOS Rate2.9%
Carrier: 2.9% (3 of 105)National: 6.4%
21%OOS rate better than 21% of carriers in Wyoming
13%crash rate better than 13% of carriers in Wyoming
Violation Categories · 393 total violations
FMCSA groups violations into Behavioral Analysis and Safety Improvement Categories (BASICs). Each violation found during a roadside inspection is classified into a category that reflects the type of safety risk.
393total violations across 105 inspections
78violations resulted in out-of-service orders (20%)
Vehicle Maintenance
324
Unsafe Driving
35
Hours of Service
11
Driver Fitness
1
Hazardous Materials
16
Other
6
Inspection History · 100 records
FMCSA inspections range from Level 1 (full vehicle and driver examination) to Level 6 (enhanced motorcoach inspection). Level 1 is the most thorough; Levels 2 and 3 are walk-around and driver-only checks.
1 of 5recent inspections had vehicle out-of-service violations
Date
State
Level
Veh OOS
Drv OOS
03/19/2026
WY
3
0
0
03/19/2026
WY
2
1
0
02/23/2026
UT
1
0
0
02/18/2026
TX
2
0
0
01/19/2026
TX
2
0
0
01/19/2026
TX
2
0
0
01/14/2026
UT
1
0
0
01/06/2026
TX
2
1
0
01/04/2026
TX
2
0
0
12/31/2025
TX
2
2
0
12/31/2025
TX
2
0
0
12/29/2025
TX
2
0
0
12/02/2025
TX
2
0
0
11/28/2025
TX
2
0
0
11/18/2025
UT
3
0
0
11/14/2025
TX
2
0
0
10/18/2025
TX
2
0
0
10/01/2025
TX
2
0
0
09/29/2025
TX
2
1
0
09/28/2025
WY
3
0
0
09/26/2025
TX
2
0
0
09/11/2025
UT
1
1
0
09/07/2025
ND
3
0
0
08/25/2025
UT
1
0
0
08/21/2025
UT
3
0
0
07/07/2025
UT
3
0
0
06/28/2025
UT
1
1
0
06/25/2025
UT
2
1
0
06/13/2025
UT
1
4
0
06/12/2025
UT
1
1
0
06/12/2025
UT
1
1
0
06/09/2025
UT
1
3
0
06/06/2025
TX
1
1
0
06/05/2025
UT
3
0
0
06/05/2025
MO
1
0
0
06/03/2025
TX
2
0
0
05/12/2025
TX
2
0
0
05/09/2025
UT
1
2
0
05/07/2025
UT
3
0
0
05/07/2025
UT
1
4
0
05/03/2025
UT
1
4
0
04/22/2025
UT
1
3
0
04/10/2025
UT
2
0
0
03/29/2025
UT
2
2
0
03/20/2025
TX
2
0
0
03/20/2025
UT
3
0
0
03/01/2025
UT
1
1
0
02/19/2025
UT
3
0
0
02/09/2025
UT
3
0
0
01/31/2025
UT
3
0
0
01/03/2025
UT
3
0
0
01/01/2025
TX
2
0
0
12/11/2024
UT
2
0
0
12/05/2024
UT
1
3
0
11/23/2024
UT
1
4
0
11/22/2024
UT
3
0
0
10/23/2024
UT
3
0
0
10/22/2024
UT
3
0
0
10/11/2024
WY
1
1
0
10/01/2024
UT
3
0
0
09/29/2024
UT
2
0
0
09/25/2024
UT
1
0
0
09/13/2024
UT
1
0
1
09/12/2024
UT
3
0
0
09/11/2024
UT
1
0
0
09/10/2024
UT
1
0
0
08/30/2024
UT
1
1
0
08/29/2024
UT
1
0
0
08/29/2024
UT
1
2
0
08/26/2024
UT
1
2
0
08/20/2024
UT
2
0
0
08/06/2024
TX
2
0
0
08/02/2024
UT
1
3
0
07/17/2024
TX
2
2
0
07/11/2024
UT
2
1
0
07/08/2024
UT
3
0
0
07/05/2024
UT
3
0
0
06/04/2024
TX
2
0
0
05/24/2024
UT
3
0
0
05/24/2024
UT
3
0
0
05/14/2024
UT
1
2
0
04/17/2024
WY
2
0
0
04/16/2024
WY
1
0
0
04/16/2024
WY
2
0
0
04/09/2024
UT
3
0
0
04/03/2024
WY
1
5
0
03/18/2024
WY
1
0
0
02/13/2024
UT
1
3
0
02/05/2024
UT
3
0
0
01/30/2024
TX
2
0
0
01/27/2024
UT
1
0
0
01/24/2024
UT
3
0
0
01/16/2024
UT
1
2
0
01/05/2024
UT
3
0
0
12/21/2023
TX
2
0
0
11/22/2023
UT
1
0
0
11/22/2023
WY
2
0
0
11/08/2023
WY
1
0
0
11/02/2023
WY
1
2
2
09/04/2023
WY
3
0
0
Crash History · 8 records
1fatal crash
2injury crashes
29-JUN-24most recent crash on record
Date
State
Fatalities
Injuries
Tow-Aways
29-JUN-24
WY
0
0
0
28-JUL-24
WY
0
1
0
26-SEP-25
NM
0
1
0
21-OCT-24
WY
1
0
0
19-MAR-25
NM
0
0
0
17-APR-24
WY
0
0
0
13-MAR-24
WY
0
0
0
11-JAN-25
WY
0
0
0
Authority & Insurance
FMCSA operating authority permits interstate for-hire transportation. Carriers must maintain minimum insurance coverage levels to keep authority active. BIPD (bodily injury and property damage) insurance is required for all for-hire carriers.
MC/MX NumberMC842992
Common AuthorityN
Contract AuthorityN
Broker AuthorityActive
BIPD InsuranceNot On File
Cargo InsuranceNot On File
Surety BondOn File
Type
Insurer
Coverage
Effective
BIPD/Primary
Great West Casualty Co.
$1,000
10/01/2025
SURETY
Merchants Bonding Company ( Mutual)
N/A
09/30/2025
Fleet Profile
Power units include trucks, tractors, and other commercial motor vehicles registered to the carrier. Driver count reflects the total number of drivers reported on the carrier's MCS-150 filing.