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Truck Graph
45/100
⚠ Caution
Risk signals detected. Verify authority, insurance, and safety record.
Z Line LTD
DOT 173423 · MC MC222454 · Tama, IA
Report generated: June 11, 2026 at 12:26 AM
✓Authorized for hire?
✓Active insurance?
✗Safety record clean?
✓No fraud flags?
✓No prior revocations?
Carrier Summary

Z Line LTD (DOT 173423, MC MC222454) is a Iowa-based interstate carrier headquartered in Tama, IA. As of June 11, 2026 at 12:26 AM, operating authority is currently active. TruckGraph has detected 2 risk signals on this carrier, including: crash with fatalities or injuries on record; unsafe driving violation on record. TruckGraph rates this carrier "Caution" based on FMCSA compliance data, inspection history, insurance status, and network connection analysis. Last synced: June 11, 2026 at 12:26 AM.

Contract Authority
FMCSA Public Record
Z Line LTD
DOT Number173423
MC NumberMC222454
Street2095 BUSINESS HIGHWAY 30
City / StateTama, IA 52339
Phone6414846211
Operation typeInterstate
HazmatNot authorized
Authority age52 yr
MCS-150 filed07/28/2025
Company officerRandy Zimmermann
Power units30
Total drivers27
Authority Status
Common (for-hire)Not authorized
Contract (for-hire)✓ Active
Broker⚠ Inactive
TruckGraph Intelligence
Risk Signals
●Crash with fatalities or injuries on record
●Unsafe driving violation on record
✓ OFAC Sanctions: Clear
Connection Chain
DOT nullShared insurer
Revoked
OOS rate 9.7% vs. national avg 22.26% — below average
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Power Units
30
Fleet
Drivers
27
Total
Inspections
31
On record
Crashes
11
On record
OOS Rate
9.7%
↓ Avg 22.26%
Authority Age
52 yr
Since 1974
Violation Categories — Last 24 Months
Hours of Service
31 insp (100%)
Unsafe Driving
31 insp (100%)· 3 viol
Driver Fitness
31 insp (100%)
Controlled Substances
31 insp (100%)
Vehicle Maintenance
10 insp (32%)· 4 viol
Inspection History
31 total · OOS rate 9.7%
DateStateLevelDriver OOSVehicle OOSResult
1/31/2025SCIII00Pass
10/30/2024IAI00Pass
11/30/2024IAIII00Pass
1/30/2026ILII00Pass
3/26/2025AZIII00Pass
9/25/2024OHII00Pass
11/25/2025WYII00Pass
3/25/2025IAII01OOS
7/24/2024UTIII00Pass
1/22/2025NMIII00Pass
Crash History
11 total on record
DateStateFatalitiesInjuriesTow-away
—MO00Y
—IA00Y
—IL01Y
—IA10Y
—IA00Y
Insurance Status
Status
✓ Active filing on record
Insurer
ACUITY, A MUTUAL INSURANCE COMPANY
Coverage type
91X
Coverage amount
$750,000
Effective
7/1/2017
Location
2095 BUSINESS HIGHWAY 30, Tama, IA, 52339 · Open in Maps →
2095 BUSINESS HIGHWAY 30, TAMA, IA, 52339Open in Maps →
Authority Timeline
Authority GrantedJun 1974
FMCSA issued operating authority
ActiveCurrent
Authority currently active

Source: FMCSA compliance records, inspection data, crash records, insurance filings, and TruckGraph analysis. View methodology

Important Legal Notice

Data sourced from FMCSA public records and TruckGraph independent analysis. This is not legal advice, not a guarantee of carrier safety, and not a compliance certification. Verify through official FMCSA sources before tendering. Last synced: .

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Frequently Asked Questions

Is Z Line LTD authorized to operate?

Yes. Z Line LTD holds Contract operating authority and is currently active.

What is Z Line LTD's safety record?

Z Line LTD has 31 roadside inspections on record with an out-of-service rate of 9.7%. Crash history shows 11 incidents. Review the full safety profile above before making a freight decision.

How many trucks does Z Line LTD operate?

Z Line LTD operates 30 power units with approximately 27 drivers.

Is Z Line LTD insured?

Z Line LTD has active insurance coverage on file. Coverage amount and carrier details are shown in the insurance section above.

Has Z Line LTD had any risk indicators?

Z Line LTD has a risk score of 45/100 (High Risk) with 2 active risk signals. Review the risk section above and verify independently before tendering.

What is the DOT number for Z Line LTD?

Z Line LTD's DOT number is 173423 and MC number is MC222454. These identifiers are assigned by the FMCSA and can be used to look up this carrier in official compliance databases.

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For journalists and researchers

Truck Graph data is open and citable. For press inquiries, contact our editorial team.

APA
Truck Graph. (2026). Z Line LTD Safety Record, DOT 173423. Retrieved from https://truckgraph.com/carriers/173423
MLA
"Z Line LTD Safety Record, DOT 173423." Truck Graph, Jun 11, 2026, https://truckgraph.com/carriers/173423
Chicago
"Z Line LTD Safety Record, DOT 173423." Truck Graph. Last modified June 11, 2026. https://truckgraph.com/carriers/173423