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VALIDATED

PORTZEN CONSTRUCTION INC

Trust Score

90 Excellent
Excellent Why this score?
Company CheckPORTZEN CONSTRUCTION INC · DOT 459139
205 STONE VALLEY DRIVE, DUBUQUE, IA, 52003
DOT# 459139 MC# 307464 Dubuque, Iowa 30 years
CARRIER
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75
Power Units
120
Drivers
0
Crashes (24-Month)
$1,000,000
Insurance
Not Rated
Safety Rating
26
Inspections
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Public record

6 events tracked · latest Sep 8, 2026 Show details
Safety & compliance 5
  • Jan 15, 2026
    Roadside inspection, 1 out-of-service violation.
  • Jan 2, 2026
    Roadside inspection, 2 out-of-service violations.
  • Aug 13, 2025
    Roadside inspection, 2 violations (no OOS).
  • Aug 6, 2025
    Roadside inspection, 1 violation (no OOS).
  • Jan 29, 2025
    DISCONTINUED REVOCATION CONTRACT.
Insurance 1
  • Current
    Active insurance on file ($1,000,000).
Public FMCSA record · blue clean · orange change · red risk.

Company Information

Legal NamePORTZEN CONSTRUCTION INC
DOT Number459139
MC Number307464
Entity TypeCarrier
Operating StatusA - Active
LocationDubuque, Iowa
Added09/24/1991
MCS-15005/28/2025

Contact Details

Physical Address205 STONE VALLEY DRIVE, DUBUQUE, IA, 52003
Mailing Address205 STONE VALLEY DRIVE, DUBUQUE, IA, 52003

Operating Authorities

Authority TypePRIVATE PROPERTY;AUTHORIZED FOR HIRE
Carrier OperationA - Interstate
DocketMC307464
CommonNot Active
ContractActive
BrokerNot Active
Operating30 years

All Docket Numbers

MC307464

Cargo Transported

Building MaterialsMachinery, Large ObjectsConstructionDirt, Sand, Gravel

Operation Classification

Authorized For HirePrivate (Property)

SMS BASIC Scores

FMCSA safety categories, last 24 months. Above Cutoff = FMCSA flags a problem · Below cutoff = within limits · Clean = no violations.
Unsafe Driving
measure .23 · 4 insp with violations
Below cutoff
Hours-of-Service Compliance
measure 0 · 0 insp with violations
Clean
Driver Fitness
measure .28 · 2 insp with violations
Below cutoff
Controlled Substances / Alcohol
measure 0 · 0 insp with violations
Clean
Vehicle Maintenance
measure 5.84 · 7 insp with violations
Below cutoff
Source: FMCSA SMS, updated monthly.

Mileage

Annual Mileage1,760,000 miles
Mileage Year2024
VMT SourceMCS-150 Form

Drivers

120
Interstate
0
Intrastate
0
CDL
120
Total
Interstate >100mi0
Interstate <100mi0
Intrastate >100mi0
Intrastate <100mi0

Safety Summary

Safety RatingNot Rated
Total Crashes (24-mo)0
Fatal0
Driver OOS13.3% avg 5.5%
Vehicle OOS27.3% avg 20.7%
SmartWay PartnerNo

Insurance

Amount$1,000,000
Type91X
VerifiedFMCSA · 06/16/2026
CompanyUNITED FIRE & CASUALTY CO.
Policy #10053856858
Last checked09/08/2026

Quick Facts

StatusActive
TypeCarrier
Fleet75 units
Drivers120
Mileage1,760,000 mi
Operating30 years
MCS-15005/2025

Safety & Inspection Data

Crash Summary
Total Crashes (24-mo)0
Fatal0
Injury0
Tow-Away0
Driver Inspections
Total15
Out of Service2
OOS Rate13.3%
National Avg5.5%
Above National Average
Vehicle Inspections
Total11
Out of Service3
OOS Rate27.3%
National Avg20.7%
Above National Average

Safety Trends by Year

Roadside inspections and crashes on file, year over year. The red portion of each inspection bar is the out-of-service share; ▲/▼ compares to the prior year.

Inspections · red = OOS
2023
4 · 0 OOS -
2024
9 · 2 OOS
2025
5 · 1 OOS
2026
2 · 2 OOS
Crashes

No crashes on record.

Based on FMCSA crash and roadside inspection records (rolling 3-year window). The latest year may be partial.

Out-of-Service Summary Last 24 months

Live FMCSA roadside inspections through Jan 2026, 10 inspections, 4 resulted in out-of-service (40% OOS rate).

Driver Out-of-Service 1 OOS
Vehicle Out-of-Service 4 OOS
Live FMCSA roadside inspection records, refreshed monthly.

Roadside Violations by Safety Category Last 24 months

24 roadside violations across 10 inspections, grouped into FMCSA safety-behavior categories. The shaded portion shows how many were serious enough to result in an out-of-service order.

ViolationsOut-of-service
Vehicle Maintenance 15 violations · 4 OOS
Unsafe Driving 7 violations · 0 OOS
Driver Fitness 2 violations · 1 OOS
Categories follow FMCSR violation parts (Part 393/396 = Vehicle Maintenance, Part 395 = HOS; "Other" = general/administrative parts such as 390). Raw violation counts and out-of-service results, not FMCSA percentile rankings, which are not published for property carriers.

Inspection Records (20)

DateStateLevelLocationViolationsOOSDriver ViolDriver OOSVehicle ViolVehicle OOSHazMat
01/15/2026 WI Walk-Around (Level II) HAZEL GREEN WI 2 1 0 0 2 1 - Detail
01/02/2026 WI Walk-Around (Level II) HAZEL GREEN WI 6 2 0 0 6 2 - Detail
08/13/2025 WI Walk-Around (Level II) VERONA WI 2 0 0 0 0 0 - Detail
08/06/2025 WI Walk-Around (Level II) HAZEL GREEN WI 1 0 0 0 0 0 - Detail
06/16/2025 WI Walk-Around (Level II) HAZEL GREEN WI 3 0 0 0 0 0 - Detail
06/13/2025 WI Walk-Around (Level II) HAZEL GREEN WI 2 1 0 1 0 0 - Detail
05/14/2025 WI Full (Level I) HAZEL GREEN WI 1 0 0 0 0 0 - Detail
11/20/2024 WI Full (Level I) CUBA CITY WI 3 1 0 0 0 1 - Detail
11/18/2024 WI Walk-Around (Level II) HAZEL GREEN WI 2 0 0 0 0 0 - Detail
10/01/2024 IA Driver-Only (Level III) HWY 61 2 0 1 0 1 0 - Detail
07/22/2024 IA Driver-Only (Level III) HWY 151 SB ANAMOSA 3 0 3 0 0 0 - Detail
05/20/2024 WI Driver-Only (Level III) HAZEL GREEN WI 3 1 0 1 0 0 - Detail
05/20/2024 WI Walk-Around (Level II) HAZEL GREEN WI 5 0 0 0 0 0 - Detail
05/16/2024 WI Full (Level I) DICKEYVILLE SWEF 1 0 0 0 0 0 - Detail
05/09/2024 IA Driver-Only (Level III) HWY 30 WB AND 26TH AVE 1 0 1 0 0 0 - Detail
04/12/2024 WI Full (Level I) HAZEL GREEN WI 0 0 0 0 0 0 - Detail
12/14/2023 IA Driver-Only (Level III) SUNDOWN ROAD 2 0 1 0 1 0 - Detail
11/01/2023 WI Walk-Around (Level II) DICKEYVILLE SWEF 2 0 0 0 2 0 - Detail
09/06/2023 IA Driver-Only (Level III) HWY 18 WB, H76 3 0 2 0 1 0 - Detail
08/22/2023 IA Driver-Only (Level III) HWY 18 AND GOLDMINE RD GIARD 1 0 1 0 0 0 - Detail
Detailed Inspection Report

Safety Performance Percentiles

FMCSA SMS percentile rankings. Higher percentile = worse performance relative to peers.

Total Inspections10
Unsafe Driving 4 viols
Driver Fitness 2 viols
Vehicle Maintenance 7 viols

Licensing & Insurance

FormTypeInsurance CompanyPolicyCoverageEffectiveCancel DateMethod
91XBIPD/PrimaryMIDDLESEX INSURANCE CO.A0160590001$750,00012/31/202001/14/2025Replaced
91XBIPD/PrimaryMIDDLESEX INSURANCE CO.A0160590001$750,00012/31/202002/01/2025Cancelled
91XBIPD/PrimaryTHE CINCINNATI INSURANCE CO.EBA 005 30 29$1,000,00012/31/201012/31/2020Replaced
91BIPDWEST BEND MUTUAL INSURANCE CO.011 004 9109$008/14/199609/01/2011Cancelled

No active insurance policies.

DocketTypeActionServedDispositionDisp Date
MC307464MOTOR PROPERTY CONTRACT CARRIERREINSTATED10/18/2011--
MC307464MOTOR PROPERTY CONTRACT CARRIERGRANTED09/05/1996REVOKED09/07/2011
MC307464CONTRACTINVOLUNTARY REVOCATION01/06/2025DISCONTINUED REVOCATION01/29/2025

No revocation records.

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