Diamond Construction & Waterproofing INC (USDOT 4176000)
1 caution found.
- DOT number
- USDOT 4176000
- Operating authority
- Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-08-27. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- No published safety rating
- Fleet on file
- 0 power units, 0 drivers
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 9851 GLENOAKS BLVD, SUN VALLEY, CA 91352-1016
- MCS-150 last filed
- 2024-01
Findings
- Multiple carriers at this address (Caution): One other active carrier is registered at this physical address. Shared addresses are common for freight offices and registered agents.
- Shares a mailing address with another company (Note): One other active company uses this carrier’s mailing address and shares its business name, a phone number, or a company officer. Shared mailing addresses can be legitimate — subsidiaries and shared back offices are common.
Connected carriers
Other carriers linked to this one in FMCSA registration and roadside-inspection records:
Frequently asked questions
What carrier is DOT 4176000?
DOT 4176000 (USDOT 4176000) is Diamond Construction & Waterproofing INC, an intrastate non-hazmat motor carrier.
What is Diamond Construction & Waterproofing INC's USDOT number?
Diamond Construction & Waterproofing INC's USDOT number is 4176000. No MC docket number is on file.
Is Diamond Construction & Waterproofing INC currently authorized to operate?
Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-08-27. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Diamond Construction & Waterproofing INC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Diamond Construction & Waterproofing INC's safety record?
In the last 24 months, FMCSA records show 2 of 3 vehicle inspections ending out-of-service for Diamond Construction & Waterproofing INC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Diamond Construction & Waterproofing INC's CSA score?
FMCSA does not publish a single CSA score for carriers. Diamond Construction & Waterproofing INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Diamond Construction & Waterproofing INC's FMCSA safety rating?
Diamond Construction & Waterproofing INC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
Changes over time
Carriers change. Phone numbers, email addresses, insurance, authority. A sudden contact-info change is often the first sign of carrier identity fraud. fleetfax tracks these changes. Create a free account to follow changes on carriers you save.
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Carriers based in Sun Valley, CA
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Reconstructed from cached and fleetfax-ingested FMCSA public records (live FMCSA was unavailable) and may be out of date; verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status