SUMMA HUMMA ENTERPRISES LLC

USDOT 660041 • DBA: MB TRACTOR & EQUIPMENT • 194 PLAISTOW RD, PLAISTOW, NH, 03865

ACTIVE
Authority:None on file
Insurance:None on file
BOC-3:Not on file
Safety Rating:C
MCS-150:Never updated
OOS Orders:None

Overview

Company profile from FMCSA Census File

USDOT
660,041
Status
ACTIVE
Entity Type
Corporation
Operation
Interstate
Phone
6032864101
Power Units (MCS-150)
44
Drivers (MCS-150)
44
Safety Rating
C
MCS-150 Mileage
362,000
Physical Address
194 PLAISTOW RD, PLAISTOW, NH, 03865
Mailing Address
PO BOX 289, TILTON, NH, 03276
Contact

Authority & Insurance

Operating authority, insurance filings, and BOC-3 status

Active Authority
0
Revoked / Inactive
0
Authority Types
0
Insurance Policies
None on file
BOC-3 Filing
Not on file

Operating Authority

fmcsa-authhistApr 5, 2026
No records found

No insurance filings found for this carrier in FMCSA records.

Check FMCSA SAFER for current insurance status

Safety & Inspections

SMS BASIC scores, inspection history, and out-of-service rates

SMS BASIC Scores

Hours of Service
N/A

Higher percentile = worse safety performance relative to peers. Scores at or above 75% trigger FMCSA alerts.

Inspections
29
Violations
29
15 OOS
Vehicle OOS %
31.0%
Above nat'l avg (23.4%)
Driver OOS %
10.3%
Above nat'l avg (6.7%)
Power Units (MCS-150)
44
Drivers (MCS-150)
44
Crash Records
3

Inspection Activity (24 months)

Monthly inspection counts with OOS months highlighted. Hover bars for details.

1
May
Jun
1
Jul
1
Aug
Sep
1
Oct
2
Nov
1
Dec
Jan
Feb
1
Mar
1
Apr
2
May
1
Jun
Jul
1
Aug
1
Sep
2
Oct
2
Nov
Dec
Jan
Feb
1
Mar
Apr
Clean monthMonth with OOSBased on latest 29 of 29 inspection records

Inspection Activity Map

5 states29 inspections

🚛
None Low Medium High🚛 Home base

Violation Summary (29 violations from 29 inspections)

fmcsa-inspection-file
Violation Summary (29 violations from 29 inspections)
CodeDescription# Violations# OOSSeverity WtBASIC
FMCSR:392.8-DDriver - Failed to inspect /use emergency equipment30Unsafe Driving
FMCSR:393.43Brake - relay emergency valve337Vehicle Maintenance
FMCSR:392.2-SLLSROperating a CMV while ill or fatigued208Unsafe Driving
FMCSR:392.2-MCSROperating a CMV while ill or fatigued108Unsafe Driving
FMCSR:393.43D-BBrake - relay emergency valve117Vehicle Maintenance
FMCSR:393.130B-CHVECargo securement - heavy equipment117Vehicle Maintenance
FMCSR:395.8D6-HOSF395.8D6-HOSF10Hours Of Service
FMCSR:393.95A1Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated.10Vehicle Maintenance
FMCSR:393.45D-BAALBrake tubing/hoses inadequate117Vehicle Maintenance
FMCSR:391.41APCMedical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency11Driver Fitness
FMCSR:393.43DBMABrake - relay emergency valve117Vehicle Maintenance
FMCSR:396.3A1-BOSBRAKES OUT OF SERVICE: The number of defective brakes is equal to or greater than 20 percent of the service brakes on the vehicle or combination11Vehicle Maintenance
FMCSR:393.48A-BIHEInoperative/defective brakes108Vehicle Maintenance
FMCSR:383.23A2-LCDLNLicense (CDL) - Operate a CMV and does not possess a valid CDL11Driver Fitness
FMCSR:396.17C-PINo proof of periodic inspection103Vehicle Maintenance
FMCSR:392.2-SLLTCDOperating a CMV while ill or fatigued108Unsafe Driving
FMCSR:392.9(a)(1)Failing to secure cargo as specified in 49 CFR 393.100 through 393.14211Unsafe Driving
FMCSR:392.82(a)(1)Texting while driving1010Unsafe Driving
FMCSR:383.23(a)(2)CDL - wrong class118Driver Fitness
FMCSR:383.71(h)License (CDL) - CDL or CLP holder possesses a valid medical certificate but is not on file with the issuing state driver's licensing agency as required10Driver Fitness
FMCSR:393.41No or defective parking brake system on CMV11Vehicle Maintenance
FMCSR:393.75(a)(3)Tire-flat and/or audible air leak11Vehicle Maintenance
FMCSR:393.130(b)Cargo securement - heavy equipment117Vehicle Maintenance
FMCSR:392.2Operating a CMV while ill or fatigued108Unsafe Driving

Peer Context

This carrier vs national averages. Lower is better for all metrics.

Vehicle OOS Rate
31.0%vs nat'l 23.4%
+7.6 pts above avg
Driver OOS Rate
10.3%vs nat'l 6.7%
+3.6 pts above avg
Violations / Inspection
1.00vs nat'l 1.80
-0.80 below avg

National averages: vehicle OOS 23.4%, driver OOS 6.7%, violations per inspection ~1.8. Based on FMCSA MCSAP program data.

Inspection History (29 inspections)

fmcsa-inspectionsApr 5, 2026
Inspection History (29 inspections)
DateReport #StationStateLevelVehicleViolationsTop CodesOOS
Mar 10, 202687321815NHNHLevel 13392.2-SLLSR, 392.2-MCSR, 393.43D-BYes
Nov 24, 202586411674GUILFORD TRUCK CHECK AREAVTLevel 2FRHT TRUCK TRACTOR1393.130B-CHVEYes
Nov 18, 202586349745FAIRFEILD - SCALES (HINCKLEY)MELevel 2OTHR SEMI-TRAILER0No
Oct 31, 202586241434SANBORNTONNHLevel 2NOVA SEMI-TRAILER3395.8D6-HOSF, 392.8-D, 393.95A1No
Oct 2, 202586192782NHNHLevel 11393.45D-BAALYes
Sep 29, 202586190335NHNHLevel 1CAMPERS UN SEMI-TRAILER5391.41APC, 392.8-D, 393.43DBMAYes
Aug 21, 202585822907NHNHLevel 31383.23A2-LCDLNYes
Jun 25, 202585822874NHNHLevel 2CHEVROLET STRAIGHT TRUCK1392.8-DNo
May 15, 202584696265H-DEERFIELDMALevel 3FRHT TRUCK TRACTOR0No
May 14, 202584680468CANTERBURYNHLevel 3PITTS SEMI-TRAILER1396.17C-PINo
Apr 23, 202584487597WINDHAM SCALES NORTHBOUNDNHLevel 3CHEV STRAIGHT TRUCK0No
Mar 17, 202584155875CANTERBURYNHLevel 2GMC STRAIGHT TRUCK1392.2-SLLSRNo
Dec 17, 202483424087WAKEFIELDNHLevel 3GMC STRAIGHT TRUCK0No
Nov 21, 202483225612RoadsideMELevel 2HDSN SEMI-TRAILER0No
Nov 5, 202483091980HOOKSETT SIDE TOLLSNHLevel 3FONT SEMI-TRAILER0No
Oct 31, 202483060012PITTSFIELD - SCALES NBMELevel 3CAMR SEMI-TRAILER1392.2-SLLTCDNo
Aug 21, 202482438839FARMINGTONCTLevel 2HDSN SEMI-TRAILER1393.43Yes
Jul 1, 202482020332ROCHESTERNHLevel 3WSTR TRUCK TRACTOR0No
May 7, 202481542049YORK - SCALESMELevel 1CHEV TRUCK TRACTOR0No
Apr 23, 202481431238CANAANMELevel 2OTHR SEMI-TRAILER1392.9(a)(1)Yes
Feb 21, 202480898643MIDDLETOWN SCALECTLevel 2UNK SEMI-TRAILER2393.43Yes
Feb 14, 202480846309CANTERBURYNHLevel 2CHEV TRUCK TRACTOR0No
Jan 19, 202480655587MEREDITHNHLevel 3RAM STRAIGHT TRUCK1392.82(a)(1)No
Nov 16, 202380190404SANBORNTONNHLevel 1DODG TRUCK TRACTOR4383.23(a)(2), 383.71(h), 393.41Yes
Sep 6, 202379592243SIDNEY - SCALESMELevel 2ISUZU STRAIGHT TRUCK1393.130(b)Yes
Aug 9, 202379371017TRUCK LANES NB ROUTE 12NHLevel 3PITT SEMI-TRAILER0No
Jul 18, 202379181090PLYMOUTHNHLevel 3GMC STRAIGHT TRUCK0No
Jul 14, 202379154106STANDISHMELevel 2HDSN SEMI-TRAILER0No
May 12, 202378602432SOUTH WINDSORCTLevel 3HDSN SEMI-TRAILER1392.2No

Inspection analytics

Monthly cadence, frequent stations, and violation mix

Inspections per month (24 mo)

20 total · 35.0% OOS
2024-042026-03
InspectionsOOS

Most frequent inspection stations

Violations by BASIC category

Recent Crashes

3 crash records from FMCSA Crash File

Total Crashes
3
Fatalities
0
Injuries
2
Across 1 crash
Tow-Aways
3

Crash History (3 records)

fmcsa-crash-fileApr 5, 2026
Crash History (3 records)
DateStateSeverityFatalitiesInjuriesCityLocationVINCarrier Name at Crash
Dec 23, 2021METOW00BERWICK357 PORTLAND ST...KV3527SUMMA HUMMA ENTERPRISES LLC
Aug 28, 2019NHTOW00
Nov 26, 2018NHINJURY02

Compliance Timeline

3 events merged from authority, insurance, enforcement, OOS, crash, MCS-150, and safety rating records

Dec 23, 2021
Crash
Tow-away crash in ME
0 fatalities, 0 injuries
Aug 28, 2019
Crash
Tow-away crash
0 fatalities, 0 injuries
Nov 26, 2018
Crash
Injury crash
0 fatalities, 2 injuries

Related Records

Data sources & freshness

FMCSA Company Census File
Generated from 24-hour old database. Contact info and fleet counts may lag.
Updated 1 weeks ago
FMCSA Authority History
Updated 1 weeks ago
FMCSA Insurance Filings
Updated 1 weeks ago
FMCSA Vehicle Inspection File
Updated 1 weeks ago
Refresh dataLast updated: Apr 5, 2026