Mns South Llc (DOT# 4045987 · MC# 1532096) – FMCSA Carrier Profile

doing business as MASTEC
DOT# 4045987MC# 1532096● Active
Updated monthly · 2026-03-09

This carrier is active with no crashes on record.

Mns South Llc is a registered motor carrier with the FMCSA under USDOT number 4045987. The company operates from Coral Gables, FL and maintains an active operating status with 240 power units and 60 drivers on record.

Safety Rating

FMCSA Safety Rating
Not Rated

No formal safety rating has been assigned to Mns South Llc by the FMCSA. View official FMCSA record →

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Company Information

Address800 S Douglas Rd Ste 1200, Coral Gables, FL, 33134
Phone(678) 825-7010
Entity TypePrivate Property
OperationInterstate
Power Units240(Large carrier)
Drivers60
MCS-150 FiledSeptember 20, 2023
Annual Mileage100,000 mi (2023)
All carriers in FloridaCarriers in Coral Gables, FL

Inspection Summary

All-time Inspections
All-time
2
Total
7
OOS
1
Driver OOS
6
Vehicle OOS
2 inspections — relatively low volume, which may indicate a smaller or newer carrier.
OOS Rate350.00%
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. 350.0% — above the national vehicle OOS average of ~21%. Review BASICS scores below.

Crash History

No crashes reported (FMCSA data)

BASICS Safety Scores

BASICS Scores
Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories
0.0
Unsafe Driving
Measures violations related to speeding, reckless driving, and improper lane changes.
0.0
HOS Compliance
Tracks hours-of-service violations, including driving beyond legal limits without rest.
7.3
Driver Fitness
Reflects issues with driver qualifications, licenses, and medical certifications.
0.0
Controlled Substances
Captures drug and alcohol violations, including failed or refused tests.
29.3
Vehicle Maintenance
Reflects brake, tire, lighting, and other equipment-related inspection violations.
Scores above 65 (general freight) or 50 (passenger/hazmat) trigger an FMCSA Alert. Higher scores indicate more safety risk. National median is approximately 20–30 for active carriers.
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Carrier Insight

Mns South Llc is a large motor carrier operating in Florida. With 2 total inspections on record, the carrier has an out-of-service rate of 350.0%, which exceeds the national average of approximately 21%. No crashes have been reported in FMCSA records, which is a positive indicator for shippers and brokers evaluating this carrier.

Mns South Llc has not received a formal safety rating from the FMCSA. This is common for smaller or newer carriers and does not necessarily indicate a safety problem.

The company operates 240 power units and employs 60 drivers. This fleet size places it among the larger carriers in the FMCSA registry.

Frequently Asked Questions

What is USDOT Number 4045987?
USDOT number 4045987 is assigned to Mns South Llc, an active motor carrier registered with the FMCSA, based in Coral Gables, FL.
How many inspections has Mns South Llc had?
Mns South Llc has recorded 2 total inspections with 7 out-of-service orders, representing an OOS rate of 350.00%.
Where is Mns South Llc located?
Mns South Llc is headquartered at 800 S Douglas Rd Ste 1200, Coral Gables, FL 33134.
What does "Not Rated" mean?
"Not Rated" means the FMCSA has not conducted a formal compliance review for this carrier. It does not indicate a safety problem — many active carriers operate without a formal rating.
Is zero crashes always a good sign?
Generally yes, but context matters. A carrier with zero crashes and very few inspections may simply have limited road exposure. Always review crash data alongside inspection volume and fleet size.
What is a normal OOS rate?
The national average vehicle out-of-service rate is approximately 21%. Driver OOS averages around 5%. Rates significantly above these thresholds may indicate recurring compliance issues.
How often is FMCSA data updated?
FMCSA publishes updated carrier data monthly. This page reflects the most recent available snapshot, updated on the date shown above.
What is the MC number for Mns South Llc?
The MC number for Mns South Llc is MC# 1532096. The MC number is issued by the FMCSA and authorizes carriers to operate in interstate commerce.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 4045987 · Last updated: 2026-03-09. View official FMCSA record →