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Truck Graph
0/100
✗ Do Not Tender
No active for-hire authority. Cannot legally haul freight for hire.
R&D Landscaping And Masonry
DOT 4310351 · MC MC1679931 · Durango, CO
Report generated: June 11, 2026 at 12:31 PM
✗Authorized for hire?
✗Active insurance?
✓Safety record clean?
✓No fraud flags?
✓No prior revocations?
Carrier Summary

R&D Landscaping And Masonry (DOT 4310351, MC MC1679931) is a Colorado-based interstate carrier headquartered in Durango, CO. As of June 11, 2026 at 12:31 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 11, 2026 at 12:31 PM.

FMCSA Public Record
Rock-Op
Operating as: R&D Landscaping And Masonry
DOT Number4310351
MC NumberMC1679931
Street325 E 4TH AVE
City / StateDurango, CO 81301
Phone9705293034
Operation typeInterstate
HazmatNot authorized
Authority age1 yr 7 mo
MCS-150 filed10/16/2024
Company officerJames Rand Myrici Jr.
Power units4
Total drivers10
Authority Status
Common (for-hire)Not authorized
Contract (for-hire)Not authorized
BrokerNot authorized
TruckGraph Intelligence
Risk Signals
●No active insurance filing on record
✓ OFAC Sanctions: Clear
Connection Chain
DOT nullShared insurer
Revoked
Network Intelligence Map
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Power Units
4
Fleet
Drivers
10
Total
Inspections
0
On record
Crashes
0
On record
OOS Rate
—
↓ Avg 22.26%
Authority Age
1 yr 7 mo
Since 2024
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
325 E 4TH AVE, Durango, CO, 81301 · Open in Maps →
325 E 4TH AVE, DURANGO, CO, 81301Open in Maps →
Authority Timeline
Authority GrantedOct 2024
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 Rock-Op authorized to operate?

Rock-Op'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 Rock-Op's safety record?

Rock-Op does not have a substantial inspection history on record. This may indicate limited interstate operations.

How many trucks does Rock-Op operate?

Rock-Op operates 4 power units with approximately 10 drivers.

Is Rock-Op insured?

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

Has Rock-Op had any risk indicators?

Rock-Op 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 Rock-Op?

Rock-Op's DOT number is 4310351 and MC number is MC1679931. 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). R&D Landscaping And Masonry Safety Record, DOT 4310351. Retrieved from https://truckgraph.com/carriers/4310351
MLA
"R&D Landscaping And Masonry Safety Record, DOT 4310351." Truck Graph, Jun 11, 2026, https://truckgraph.com/carriers/4310351
Chicago
"R&D Landscaping And Masonry Safety Record, DOT 4310351." Truck Graph. Last modified June 11, 2026. https://truckgraph.com/carriers/4310351