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Truck Graph
20/100
✗ Do Not Tender
No active for-hire authority. Cannot legally haul freight for hire.
Diamond Structures INC
DOT 3178373 · Covington, WA
Report generated: June 6, 2026 at 1:17 AM
✗Authorized for hire?
✗Active insurance?
✗Safety record clean?
✓No fraud flags?
✓No prior revocations?
Carrier Summary

Diamond Structures INC (DOT 3178373) is a Washington-based intrastate carrier headquartered in Covington, WA. As of June 6, 2026 at 1:17 AM, operating authority is active but without for-hire authority. TruckGraph has detected 2 risk signals on this carrier, including: unsafe driving violation on record; 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 6, 2026 at 1:17 AM.

FMCSA Public Record
Diamond Structures INC
DOT Number3178373
MC Number—
Street27177 185TH AVE SE STE 111-208
City / StateCovington, WA 98042
Phone4254968750
Operation typeIntrastate
HazmatNot authorized
Authority age7 yr 9 mo
MCS-150 filed03/17/2025
Company officerJohnny L Grose
Power units9
Total drivers9
Authority Status
Common (for-hire)—
Contract (for-hire)—
Broker—
TruckGraph Intelligence
Risk Signals
●Unsafe driving violation on record
●No active insurance filing on record
✓ OFAC Sanctions: Clear
Connection Chain
DOT nullShared insurer
Revoked
OOS rate 50.0% vs. national avg 22.26% — above average
Network Intelligence Map
Carriers sharing an officer, address, or phone with Diamond Structures INC
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Power Units
9
Fleet
Drivers
9
Total
Inspections
2
On record
Crashes
0
On record
OOS Rate
50.0%
↑ Avg 22.26%
Authority Age
7 yr 9 mo
Since 2018
Violation Categories — Last 24 Months
Hours of Service
2 insp (100%)
Unsafe Driving
2 insp (100%)· 1 viol
Driver Fitness
2 insp (100%)
Controlled Substances
2 insp (100%)
Vehicle Maintenance
1 insp (50%)· 1 viol
Inspection History
2 total · OOS rate 50.0%
DateStateLevelDriver OOSVehicle OOSResult
8/26/2025WAI01OOS
3/18/2025WAIII00Pass
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
27177 185TH AVE SE STE 111-208, Covington, WA, 98042 · Open in Maps →
27177 185TH AVE SE STE 111-208, COVINGTON, WA, 98042Open in Maps →
Authority Timeline
Authority GrantedAug 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 Diamond Structures INC authorized to operate?

Diamond Structures 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 Diamond Structures INC's safety record?

Diamond Structures INC has 2 roadside inspections on record with an out-of-service rate of 50.0%. Crash history shows 0 incidents. Review the full safety profile above before making a freight decision.

How many trucks does Diamond Structures INC operate?

Diamond Structures INC operates 9 power units with approximately 9 drivers.

Is Diamond Structures INC insured?

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

Has Diamond Structures INC had any risk indicators?

Diamond Structures INC has a risk score of 20/100 (Caution) with 2 active risk signals. Review the risk section above and verify independently before tendering.

What is the DOT number for Diamond Structures INC?

Diamond Structures INC's DOT number is 3178373. 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). Diamond Structures INC Safety Record, DOT 3178373. Retrieved from https://truckgraph.com/carriers/3178373
MLA
"Diamond Structures INC Safety Record, DOT 3178373." Truck Graph, Jun 6, 2026, https://truckgraph.com/carriers/3178373
Chicago
"Diamond Structures INC Safety Record, DOT 3178373." Truck Graph. Last modified June 6, 2026. https://truckgraph.com/carriers/3178373