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Truck Graph
0/100
✗ Do Not Tender
No active for-hire authority. Cannot legally haul freight for hire.
Design Interlock INC
DOT 3148478 · San Rafael, CA
Report generated: June 4, 2026 at 12:36 PM
✗Authorized for hire?
✗Active insurance?
✓Safety record clean?
✓No fraud flags?
✓No prior revocations?
Carrier Summary

Design Interlock INC (DOT 3148478) is a California-based intrastate carrier headquartered in San Rafael, CA. As of June 4, 2026 at 12:36 PM, operating authority is active but without for-hire authority. TruckGraph has detected 1 risk signal on this carrier, including: no active insurance filing on record. TruckGraph rates this carrier "Do Not Tender" based on FMCSA compliance data, inspection history, insurance status, and network connection analysis. Last synced: June 4, 2026 at 12:36 PM.

FMCSA Public Record
Design Interlock INC
DOT Number3148478
MC Number—
Street1 MCNEAR BRICKYARD RD
City / StateSan Rafael, CA 94901-8310
Phone4153814620
Operation typeIntrastate
HazmatNot authorized
Authority age7 yr 11 mo
MCS-150 filed06/09/2021
Company officerDavid Zinchini
Power units1
Total drivers2
Authority Status
Common (for-hire)—
Contract (for-hire)—
Broker—
TruckGraph Intelligence
Risk Signals
●No active insurance filing on record
✓ OFAC Sanctions: Clear
Connection Chain
DOT nullShared insurer
Revoked
OOS rate 0.0% vs. national avg 22.26% — below average
Network Intelligence Map
Carriers sharing an officer, address, or phone with Design Interlock INC
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Power Units
1
Fleet
Drivers
2
Total
Inspections
2
On record
Crashes
0
On record
OOS Rate
0.0%
↓ Avg 22.26%
Authority Age
7 yr 11 mo
Since 2018
Violation Categories — Last 24 Months
Hours of Service
2 insp (100%)
Unsafe Driving
2 insp (100%)
Driver Fitness
2 insp (100%)
Controlled Substances
2 insp (100%)
Vehicle Maintenance
1 insp (50%)
Inspection History
2 total · OOS rate 0.0%
DateStateLevelDriver OOSVehicle OOSResult
4/23/2025CAIII00Pass
3/20/2025CAII00Pass
Crash History
0 total on record

No crash records on file.

Insurance Status
⚠ No active insurance filing on record
Verify insurance directly with carrier before tendering any load.
Location
1 MCNEAR BRICKYARD RD, San Rafael, CA, 94901-8310 · Open in Maps →
1 MCNEAR BRICKYARD RD, SAN RAFAEL, CA, 94901-8310Open in Maps →
Authority Timeline
Authority GrantedJun 2018
FMCSA issued operating authority
Active USDOT — No for-hire authorityCurrent
USDOT record is active but no for-hire operating authority is currently granted

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 Design Interlock INC authorized to operate?

Design Interlock INC's USDOT number is active but it does not hold operating authority for for-hire interstate operations. It may operate as a private carrier. Verify status before tendering.

What is Design Interlock INC's safety record?

Design Interlock INC has 2 roadside inspections on record with an out-of-service rate of 0.0%. Crash history shows 0 incidents. Review the full safety profile above before making a freight decision.

How many trucks does Design Interlock INC operate?

Design Interlock INC operates 1 power units with approximately 2 drivers.

Is Design Interlock INC insured?

Insurance filing details are not available in the current dataset. Verify directly with the carrier before tendering.

Has Design Interlock INC had any risk indicators?

Design Interlock INC has a risk score of 0/100 (Monitor) with 1 active risk signal. Review the risk section above and verify independently before tendering.

What is the DOT number for Design Interlock INC?

Design Interlock INC's DOT number is 3148478. These identifiers are assigned by the FMCSA and can be used to look up this carrier in official compliance databases.

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

APA
Truck Graph. (2026). Design Interlock INC Safety Record, DOT 3148478. Retrieved from https://truckgraph.com/carriers/3148478
MLA
"Design Interlock INC Safety Record, DOT 3148478." Truck Graph, Jun 4, 2026, https://truckgraph.com/carriers/3148478
Chicago
"Design Interlock INC Safety Record, DOT 3148478." Truck Graph. Last modified June 4, 2026. https://truckgraph.com/carriers/3148478