Accurate Insulation of Upper Marlboro LLC Safety Record

DOT# 2955204 · Upper Marlboro, MD 20772 · 6142213399

A

Excellent safety record — scored 12/100 (lower is better). This carrier has one of the best inspection records on file.

Last inspected 03/24/2026

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

Vehicle OOS Rate 0/30 pts
Driver OOS Rate 7/20 pts
Crash Rate 5/30 pts
Fatal Crash Penalty 0/20 pts

Lower scores are better. How is this calculated?

According to FMCSA records, Accurate Insulation of Upper Marlboro LLC (DOT# 2955204) in Upper Marlboro, Maryland has 149 inspections on record with 125 violations and a 10.1% vehicle out-of-service rate and 1 crash. Safety grade: A (excellent safety record).

149 Inspections
10.1% Vehicle OOS Rate
1 Crashes
44 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 10.1%
Carrier: 10.1% (15 of 149) National: 23.2%
Driver OOS Rate 5.4%
Carrier: 5.4% (8 of 149) National: 6.4%
65% OOS rate better than 65% of carriers in Maryland
20% crash rate better than 20% of carriers in Maryland

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.

125 total violations across 149 inspections
23 violations resulted in out-of-service orders (18%)
Vehicle Maintenance
84
Unsafe Driving
29
Driver Fitness
10
Other
2

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 6 states: DC, DE, MD, NJ, US, VA
Level 1: 80 (54%) Level 2: 58 (39%) Level 3: 11 (7%)
1 of 5 recent inspections had vehicle out-of-service violations
Date State Level Veh OOS Drv OOS
03/24/2026 MD 2 0 0
03/20/2026 MD 1 1 0
03/20/2026 MD 1 0 0
02/27/2026 MD 2 0 0
02/25/2026 MD 1 0 0
02/13/2026 MD 1 0 0
02/11/2026 MD 2 0 0
01/21/2026 MD 1 1 0
01/19/2026 MD 2 0 0
01/19/2026 MD 1 1 0
29-NOV-24 most recent crash on record
Date State Fatalities Injuries Tow-Aways
29-NOV-24 MD 0 0 0

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 44
Drivers 35
Fleet Size Mid-Size Fleet
Operation Type Interstate
Hazmat Yes
Operating Since 12/16/2016
MCS-150 Filed 20240430 1
Annual Mileage (MCS-150) 821,651
Address 15121 Marlboro Pike, Upper Marlboro, MD 20772