U-know Service LLC Safety Record

DOT# 174559 · Casper, WY 82604 · 3074720637

A

Excellent safety record — scored 10/100 (lower is better). This carrier has one of the best inspection records on file.

Last inspected 02/21/2026

Grade based on FMCSA inspection, crash, and violation data. See methodology →

Vehicle OOS Rate 10/30 pts
Driver OOS Rate 0/20 pts
Crash Rate 0/30 pts
Fatal Crash Penalty 0/20 pts

Lower scores are better. How is this calculated?

According to FMCSA records, U-know Service LLC (DOT# 174559) in Casper, Wyoming has 14 inspections on record with 9 violations and a 21.4% vehicle out-of-service rate. Safety grade: A (excellent safety record). Active common authority.

14 Inspections
21.4% Vehicle OOS Rate
0 Crashes
15 Power Units

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 Rate 21.4%
Carrier: 21.4% (3 of 14) National: 23.2%
Driver OOS Rate 0.0%
Carrier: 0.0% (0 of 14) National: 6.4%
52% OOS rate better than 52% of carriers in Wyoming
21% crash rate better than 21% of carriers in Wyoming

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.

9 total violations across 14 inspections
3 violations resulted in out-of-service orders (33%)
Vehicle Maintenance
7
Unsafe Driving
1
Hours of Service
1

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.

Inspected across 5 states: CO, MS, SD, TX, WY
Level 1: 9 (64%) Level 2: 4 (29%) Level 3: 1 (7%)
1 of 5 recent inspections had vehicle out-of-service violations
Date State Level Veh OOS Drv OOS
02/21/2026 WY 1 1 0
02/05/2026 WY 1 0 0
02/03/2026 WY 1 0 0
07/14/2025 CO 2 0 0
07/09/2025 CO 2 0 0
11/22/2024 WY 2 2 0
11/04/2024 CO 1 0 0
10/10/2024 MS 2 0 0
09/05/2024 CO 1 0 0
07/17/2024 WY 1 0 0

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 Number MC147398
Common Authority Active
Contract Authority Active
Broker Authority N
BIPD Insurance Not On File
Cargo Insurance Not On File
Surety Bond Not On File
Type Insurer Coverage Effective
BIPD/Excess New York Marine & General Ins. Co. $4,000 05/11/2025
BIPD/Primary New York Marine & General Ins. Co. $1,000 05/11/2025

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.

Power Units 15
Drivers 5
Fleet Size Small Fleet
Operation Type Interstate
Hazmat Yes
Operating Since 06/01/1974
MCS-150 Filed 20250528 1
Annual Mileage (MCS-150) 379,235
Address 6001 Old West Yellowstone Highway, Casper, WY 82604