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Summa Humma Enterprises Llc (DOT# 660041) – FMCSA Carrier Profile

doing business as MB TRACTOR & EQUIPMENT
DOT# 660041● Active
Updated: 2026-03-09

Summa Humma Enterprises Llc is a registered motor carrier with the FMCSA under USDOT number 660041. The company operates from Plaistow, NH and maintains an active operating status with 44 power units and 44 drivers on record.

Safety Rating

FMCSA Safety Rating
⚠ Conditional
Rated: March 3, 2011

Summa Humma Enterprises Llc holds a "Conditional" safety rating from the Federal Motor Carrier Safety Administration (FMCSA). This rating indicates that some safety deficiencies were found during the most recent compliance review conducted by FMCSA. View official FMCSA record →

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Company Information

Address194 Plaistow Rd, Plaistow, NH, 03865
Phone(603) 286-4101
Emailshirley.enriquez@MBTRACTOR.COM
Entity TypePrivate Property
OperationInterstate
Power Units44
Drivers44
MCS-150 FiledMarch 4, 2026
Annual Mileage362,000 mi (2024)
All carriers in New Hampshire→Carriers in Plaistow, NH→

Inspection Summary

All-time Inspections
All-time
19
Total
8
OOS
2
Driver OOS
6
Vehicle OOS
OOS Rate42.11%
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service.

BASICS Safety Scores

BASICS Scores
Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories
0.1
Unsafe Driving
0.0
HOS Compliance
1.0
Driver Fitness
0.0
Controlled Substances
4.7
Vehicle Maintenance
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Frequently Asked Questions

What is USDOT Number 660041?
USDOT number 660041 is assigned to Summa Humma Enterprises Llc, an active motor carrier registered with the FMCSA, based in Plaistow, NH.
What is the safety rating of Summa Humma Enterprises Llc?
Summa Humma Enterprises Llc has a safety rating of Conditional as of March 3, 2011.
How many inspections has Summa Humma Enterprises Llc had?
Summa Humma Enterprises Llc has recorded 19 total inspections with 8 out-of-service orders, representing an OOS rate of 42.11%.
Where is Summa Humma Enterprises Llc located?
Summa Humma Enterprises Llc is headquartered at 194 Plaistow Rd, Plaistow, NH 03865.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 660041 · Last updated: 2026-03-09. View official FMCSA record →