Freight Carrier · Medford, MA
GENERAL INSULATION COMPANY
278 MYSTIC AVE STE 209 · Medford, MA 02155
AUTHORIZED FOR:
(781) 391-2070
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- MC #936334
- USDOT #342467 USDOT Active
- 121Power Units
- 126Drivers
- CarrierEntity Type
About this carrier
GENERAL INSULATION COMPANY is a Medford, MA freight carrier that is authorized for: in the state of Massachusetts. This company has 121 truck(s) in their fleet and 126 truck drivers. Their motor carrier number is MC-936334 and their USDOT number is 342467.
Sourced from FMCSA SAFER · last filed 03/20/2026 · last updated Oct 20, 2026.Carrier Details
- Operating Status AUTHORIZED FOR:
- MCS-150 Filed 03/20/2026
- MCS-150 Mileage 5,005,000 (2025)
Authority & Operations
Operation Classification
- Authorized for Hire
Carrier Operation
- Interstate
Cargo Authorized
- General Freight
- Household Goods
- Metal Sheets, Coils, Rolls
- Logs, Poles, Beams, Lumber
- Construction
Operating Territory
Inspection activity Inspected in 28 states over the past 24 months: NY (69), ME (20), MA (12), FL (11), WA (11), NJ (9), GA (9), IN (8), IL (8), PA (8), NH (6), VT (6), +16 more. Home base: Medford, Massachusetts.
Safety Record
Crashes (24 mo)
-
0Fatal
- 2Injury
- 4Tow
- 6Total
Behavior Categories (BASICs)
CategoryMeasureViolations
Unsafe Driving
1.01
25
Crash Indicator
Not Public
—
Hours of Service
0.02
3
Vehicle Maintenance
1.8
36
Drugs / Alcohol
0
0
Hazmat
Not Public
—
Driver Fitness
0.32
12
Inspection Summary
- 220Total
- 149Clean
- 71With violations
24-month window ending Sep 25, 2026
Violations Cited 52 unique codes
Critical 13
- 392.82DUMTDriver - Using a hand-held mobile telephone
- 383.23A2-LCDLNLicense (CDL) - Operate a CMV and does not possess a valid CDL
- 393.75A3-TAOLTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS
- 393.75B-TFVTires - Front, less than 4/32 inch tread depth
- 393.100B-CCargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV
- 393.11A1-LTSMLighting - Turn signal - Any missing on the rearmost vehicle.
- 395.8(k)(2)Driver failing to retain previous 7 days records of duty status
- 396.3A1-BALRAir Brake - Fails air loss rate test
- 391.11B1-AAge - Operate a CMV while not at least 21 years of age in interstate commerce
- 393.110B2II-CCargo - Insufficient tiedowns (w/o headerboard/blocking) for article(s) of cargo longer than 5 feet and no more than 10 feet
- 391.41APCMedical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency when medical certification is required.
- 391.41A-MCPCMedical (Certificate) - Operating a commercial motor vehicle without showing proof of a valid medical certification upon request, but presents proof prior to completion of inspection.
- 396.3(a)1BOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination
Unsafe Driving 9
- 392.2-SLLS3State/Local Laws - Speeding 11-14 miles per hour over the speed limit
- 392.16-DDriver - Failed to use seat belt while operating a CMV
- 392.16ADDriver - Failed to use seat belt while operating a CMV.
- 392.2-SLLTCDState/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g., safety official, signal, sign, light, lane marking, other
- 392.2-INATDriver- Inattentive or Distracted Driving
- 392.2-SLLFCState/Local Laws - Following too closely
- 392.2-SLLS2State/Local Laws - Speeding 6-10 miles per hour over the speed limit
- 392.2-SLLLRState/Local Laws - Lane restriction violation
- 392.2SLTRSState/Local Laws - Truck routing restriction
Vehicle Maintenance 28
- 393.207F-SDASSuspension - Deflated air suspension
- 393.102C2-CCargo - Sided Vehicle - Insufficient load securement so that it cannot shift or tip to the extent that the vehicle's stability or maneuverability is adversely affected
- 393.9A-LHLILighting - Headlamp(s) - Any inoperative
- 393.9A-HLLHLighting - Headlamp(s) fail to operate on low and high beam
- 393.9TSInoperative turn signal
- 393.11A1-LFTSMLighting - Front - Turn signal - missing.
- 393.9A-LFTSILighting - Front - Turn signal - inoperative
- 393.47(e)Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt
- 393.53B-BAir Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear
- 396.17C-PIOperating a CMV without documentation of a periodic inspection
- 393.45D-BAir Brake - Audible air leak at a proper connection
- 396.9D2-FTFFailing to correct the violation(s)/defect(s) noted on the roadside inspection report
- 396.17(c)Operating a CMV without proof of a periodic inspection
- 396.3A1-BALACBrake - Audible air leak from a brake chamber
- 393.53(b)CMV manufactured after 10/19/94 has an automatic airbrake adjustment system that fails to compensate for wear
- 393.48A-BMBCBDDrum Brake - Missing/broken component(s)
- 396.5B-LLubrication - Oil or grease leak
- 393.9A-LCLLighting - Clearance lamp(s) inoperative
- 393.9A-LILLighting - Identification lamp(s) inoperative
- 393.203B-CBPCab and Body Parts - Cab/body mounts loose/broken/missing
- 393.95(f)Emergency Equipment - Stopped vehicle warning devices missing or improper
- 393.201B-FRFrame - Cab or body mounts loose/broken/missing
- 393.11A1-LCLLighting - Clearance lamp(s) missing
- 393.9A-LSMLLighting - Side marker lamp(s) inoperative
- 393.95A1Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated.
- 393.203E-CBPCab and Body Parts - Cab front bumper missing/not secured/protruding
- 393.78Wipers - Inoperative / missing / damaged wipers
- 393.60EWindshield - Obstructed
Hours of Service 2
- 395.8Record of Duty Status violation (general/form and manner)
- 395.8(a)HOS (Form) - Paper Log/Logging Programs Form and Manner
Locations
Physical Address
GENERAL INSULATION COMPANY278 MYSTIC AVE STE 209
MEDFORD, MA 02155
Mailing Address
Same as physical.