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Carrier profile · USDOT 516591 · Data as of Oct 7, 2026

Underground Construction Co Inc

DBA Underground Construction · Benicia, CA · Interstate carrier · Since 1993
No MC authorityNot rated by FMCSANo hazmat
Cargo carriedGeneral FreightMotor VehiclesLogs, Poles, Beams, LumberBuilding MaterialsMachinery, Large ObjectsUtilities+1 more
View on FMCSA SAFERCall (707) 746-8800
301
Power units
471
Drivers
67
Inspections · 24 mo
0
Crashes · 24 mo
2.9M
Annual miles
33 yr
Registered
100
/ 100
Clear to load

Operating legally with a clean record

No problems found in FMCSA authority, insurance, inspection or crash data.

How we scored it · 5 factors
Operating authority20/20
Insurance20/20
Out-of-service rates20/20
Crashes & rating20/20
Continuity & identity20/20

Composite of public FMCSA authority, insurance, inspection and crash records weighted against the national fleet. Decision support, not an official FMCSA safety rating.

Safety

FMCSA inspections & crashes · 24 mo · AS OF OCT 7, 2026
Vehicle out-of-service
9.3%▼ below avg
National 22.26% · 5 of 54 inspections
Driver out-of-service
0.0%▼ below avg
National 6.67% · 0 of 67 inspections
Crashes
0
0 fatal0 injury0 tow-away
Crash rate 0.00 per 1M mi
Total inspections
67
Driver inspections
67
Vehicle inspections
54
People injured
0
Fatalities
0
FMCSA rating
Not rated

Enforcement

FMCSA closed cases

Closed enforcement cases — case numbers, violation codes and the amount settled — are available after you create a free account.

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Authority & insurance

FMCSA L&I · AS OF OCT 7, 2026

No operating authority (MC/FF docket) on file. Private and intrastate carriers don't need one; interstate for-hire carriers and brokers do.

Equipment

SELF-REPORTED ON MCS-150
301
Power units
301
Trucks
3
Tractors owned
425
Trailers owned
471
Drivers
76
CDL drivers
Not registered for hazardous materials.

Operations & cargo

FMCSA CENSUS
InterstatePrivate Property
Cargo carried
General FreightMotor VehiclesLogs, Poles, Beams, LumberBuilding MaterialsMachinery, Large ObjectsUtilitiesConstruction
Annual mileage
2,859,000 mi (2024)

Identity & federal record

FMCSA census · MCS-150
USDOT
516591
MC / docket
None
Legal name
Underground Construction Co Inc
DBA
Underground Construction
Entity type
Carrier
Operation
Interstate
First registered
Mar 15, 1993
Last MCS-150
Jan 28, 2025
Safety rating
Not rated
Drivers (CDL)
471 (76)
Hazmat
No
Business type
Corporation

Fraud & network signals

For review, not a verdict.

No prior revocation
FMCSA shows no link to a previously revoked authority.
Unique phone number
Not shared with any other active USDOT.
Shared email address
Same email address as 1 other active USDOT.
Unique street address
Not shared with any other active USDOT.
Sharing this email address

Shared contact details can mean affiliated companies or a registration service, but they are also a common sign of chameleon carriers and identity theft. Confirm you're dealing with the company you expect.

Frequently asked

What is Underground Construction Co Inc's USDOT number?

Underground Construction Co Inc's USDOT number is 516591.

Is Underground Construction Co Inc authorized to operate?

It does not hold MC operating authority, which private and intrastate carriers do not need.

What is Underground Construction Co Inc's safety record?

Over the last 24 months: 67 roadside inspections, a 9.3% vehicle and 0.0% driver out-of-service rate, and 0 reportable crashes (0 fatal). Not rated by FMCSA.

How big is Underground Construction Co Inc's fleet?

301 power units and 471 drivers per its MCS-150 filed Jan 28, 2025.

Where is Underground Construction Co Inc located?

Underground Construction Co Inc is located at 5145 Industrial Way, Benicia, CA, 94510. Phone: (707) 746-8800.

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Source: FMCSA public records via the U.S. DOT Open Data Portal. Carrier Search presents the federal record and computed signals for decision support only. It is not an FMCSA safety rating and not a recommendation to use or avoid any carrier. Verify authority and insurance before tendering.