Is Mcmullen and Pitz Construction Company Safe? DOT 621599 – Safety Rating, Crashes & Violations

This carrier is active with no crashes on record.

Mcmullen and Pitz Construction Company is a registered motor carrier with the FMCSA under USDOT number 621599. The company operates from Manitowoc, WI and maintains an active operating status with 11 power units and 13 drivers on record.

Safety Rating

FMCSA Safety Rating

— Not Rated

No formal safety rating has been assigned to Mcmullen and Pitz Construction Company by the FMCSA. View official FMCSA record →

Inspection Summary

All-time Inspections

All-time

Total

OOS

Driver OOS

Vehicle OOS

4 inspections — relatively low volume, which may indicate a smaller or newer carrier.

OOS Rate100.00%

The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. 100.0% — above the national vehicle OOS average of ~21%. Review BASICS scores below.

Crash History

✅No crashes reported (FMCSA data)

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Carrier Insight

Mcmullen and Pitz Construction Company is a medium-sized motor carrier operating in Wisconsin. With 4 total inspections on record, the carrier has an out-of-service rate of 100.0%, 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.

Mcmullen and Pitz Construction Company 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 11 power units and employs 13 drivers. This is a mid-sized operation relative to the broader carrier market.

Frequently Asked Questions

What is USDOT Number 621599?

USDOT number 621599 is assigned to Mcmullen and Pitz Construction Company, an active motor carrier registered with the FMCSA, based in Manitowoc, WI.

How many inspections has Mcmullen and Pitz Construction Company had?

Mcmullen and Pitz Construction Company has recorded 4 total inspections with 4 out-of-service orders, representing an OOS rate of 100.00%.

Where is Mcmullen and Pitz Construction Company located?

Mcmullen and Pitz Construction Company is headquartered at 17 Maritime Drive, Manitowoc, WI 54220.

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.

Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 621599 · Last updated: 2026-03-09. View official FMCSA record →

Mcmullen and Pitz Construction Company (DOT# 621599) – FMCSA Carrier Profile