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Truck Graph
20/100
✗ Do Not Tender
No active for-hire authority. Cannot legally haul freight for hire.
Structural Steel Working
DOT 4528111 · Daytona Beach, FL
Report generated: June 8, 2026 at 7:30 AM
✗Authorized for hire?
✗Active insurance?
✓Safety record clean?
✓No fraud flags?
✓No prior revocations?
Carrier Summary

Structural Steel Working (DOT 4528111) is a Florida-based intrastate hazmat carrier headquartered in Daytona Beach, FL. As of June 8, 2026 at 7:30 AM, operating authority is active but without for-hire authority. TruckGraph has detected 2 risk signals on this carrier, including: no active insurance filing on record; new authority — under 6 months old. TruckGraph rates this carrier "Do Not Tender" based on FMCSA compliance data, inspection history, insurance status, and network connection analysis. Last synced: June 8, 2026 at 7:30 AM.

FMCSA Public Record
Structural Steel Working
DOT Number4528111
MC Number—
Street427 WHAC A MOLE WAY
City / StateDaytona Beach, FL 32117-2101
Phone7873241590
Operation typeIntrastate Hazmat
HazmatNot authorized
Authority age4 mo
MCS-150 filed02/03/2026
Company officerRafael A Martinez Castro Sr.
Power units1
Total drivers1
Authority Status
Common (for-hire)—
Contract (for-hire)—
Broker—
TruckGraph Intelligence
Risk Signals
●No active insurance filing on record
●New authority — under 6 months old
✓ OFAC Sanctions: Clear
Connection Chain
MOLE BUS SERVICESShared phone
Active
BLUE KING POWER LLCShared address
Active
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Power Units
1
Fleet
Drivers
1
Total
Inspections
0
On record
Crashes
0
On record
OOS Rate
—
↓ Avg 22.26%
Authority Age
4 mo
Since 2026
Inspection History
0 total · No inspections

No inspection records on file.

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
427 WHAC A MOLE WAY, Daytona Beach, FL, 32117-2101 · Open in Maps →
427 WHAC A MOLE WAY, DAYTONA BEACH, FL, 32117-2101Open in Maps →
Authority Timeline
Authority GrantedFeb 2026
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 Structural Steel Working authorized to operate?

Structural Steel Working'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 Structural Steel Working's safety record?

Structural Steel Working does not have a substantial inspection history on record. This may indicate limited interstate operations.

How many trucks does Structural Steel Working operate?

Structural Steel Working operates 1 power units with approximately 1 drivers.

Is Structural Steel Working insured?

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

Has Structural Steel Working had any risk indicators?

Structural Steel Working 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 Structural Steel Working?

Structural Steel Working's DOT number is 4528111. 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). Structural Steel Working Safety Record, DOT 4528111. Retrieved from https://truckgraph.com/carriers/4528111
MLA
"Structural Steel Working Safety Record, DOT 4528111." Truck Graph, Jun 8, 2026, https://truckgraph.com/carriers/4528111
Chicago
"Structural Steel Working Safety Record, DOT 4528111." Truck Graph. Last modified June 8, 2026. https://truckgraph.com/carriers/4528111