What is MC number 300692?

MC number 300692 is assigned to Iowa Limestone Company, a registered motor carrier with the FMCSA under USDOT number 180411.

Is Iowa Limestone Company Safe? DOT 180411 – Safety Rating, Crashes & Violations

Q: What is the safety rating of Iowa Limestone Company?

Iowa Limestone Company has a safety rating of "Satisfactory" as of November 12, 1999, based on the most recent FMCSA compliance review.

Q: How many inspections has Iowa Limestone Company had?

Iowa Limestone Company has recorded 25 total inspections, with 0 out-of-service orders.

This carrier is active with a Satisfactory safety rating and no crashes reported.

Iowa Limestone Company is a registered motor carrier with the FMCSA under USDOT number 180411. The company operates from Urbandale, IA and maintains an active operating status with 30 power units and 30 drivers on record.

Safety Rating

FMCSA Safety Rating

✓ Satisfactory

Rated: November 12, 1999

Iowa Limestone Company holds a "Satisfactory" safety rating from the Federal Motor Carrier Safety Administration (FMCSA). This rating indicates that the carrier has been found to comply with federal safety regulations based on the most recent compliance review conducted by FMCSA. View official FMCSA record →

Inspection Summary

All-time Inspections

All-time

Total

OOS

Driver OOS

Vehicle OOS

25 inspections reflects moderate road activity.

OOS Rate0.00%

The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service. This carrier has a 0% OOS rate — significantly better than the national average of ~21% for vehicles.

Crash History

✅No crashes reported (FMCSA data)

BASICS Safety Scores

BASICS Scores

Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories

2.2

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.

0.0

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.

2.0

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.

Other Carriers in Urbandale, IA

View all carriers in Urbandale, IA →

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Carrier Insight

Iowa Limestone Company is a medium-sized motor carrier operating in Iowa. With 25 total inspections on record, the carrier has an out-of-service rate of 0.0%, which is below 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.

A Satisfactory rating from the FMCSA indicates that Iowa Limestone Company meets federal safety standards based on the most recent compliance review. This is the highest rating a carrier can receive.

The company operates 30 power units and employs 30 drivers. This is a mid-sized operation relative to the broader carrier market.

Frequently Asked Questions

What is USDOT Number 180411?

USDOT number 180411 is assigned to Iowa Limestone Company, an active motor carrier registered with the FMCSA, based in Urbandale, IA.

What is the safety rating of Iowa Limestone Company?

Iowa Limestone Company has a safety rating of Satisfactory as of November 12, 1999.

How many inspections has Iowa Limestone Company had?

Iowa Limestone Company has recorded 25 total inspections with 0 out-of-service orders, representing an OOS rate of 0.00%.

Where is Iowa Limestone Company located?

Iowa Limestone Company is headquartered at 3301 106th Circle, Urbandale, IA 50322.

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 Iowa Limestone Company?

The MC number for Iowa Limestone Company is MC# 300692. 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# 180411 · Last updated: 2026-03-09. View official FMCSA record →

Iowa Limestone Company (DOT# 180411 · MC# 300692) – FMCSA Carrier Profile