According to FMCSA records, General Insulation Company (DOT# 342467) in Medford, Massachusetts has 298 inspections on record with 215 violations and a 5.0% vehicle out-of-service rate and 9 crashes. Safety grade: B. Inactive common authority.
298Inspections
5.0%Vehicle OOS Rate
9Crashes
121Power 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 Rate5.0%
Carrier: 5.0% (15 of 298)National: 23.2%
Driver OOS Rate7.0%
Carrier: 7.0% (21 of 298)National: 6.4%
62%OOS rate better than 62% of carriers in Massachusetts
18%crash rate better than 18% of carriers in Massachusetts
Violation Categories · 215 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.
215total violations across 298 inspections
36violations resulted in out-of-service orders (17%)
Vehicle Maintenance
83
Unsafe Driving
83
Hours of Service
7
Driver Fitness
22
Other
20
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.
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 NumberMC936334
Common AuthorityN
Contract AuthorityActive
Broker AuthorityN
BIPD InsuranceNot On File
Cargo InsuranceNot On File
Surety BondNot On File
Type
Insurer
Coverage
Effective
BIPD/Primary
The Charter Oak Fire Insurance Co.
$750
02/19/2026
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.