CarrierIntel Score: 60/100. 69 inspection violations in the past 12 months. Updated Oct 2026.
DOT 3806522ActiveIntrastate Non-HazmatBENICIA, CA
COMPANY
Authority since
—
MCS-150
2026-01-20 · 2,710,000 mi (2025)
Fleet
125 units · 110 trailers · 140 drivers
Annual mileage (VMT)
2,710,000 mi (2025)
ADDRESS
Physical
5145 INDUSTRIAL WAY BENICIA, CA 94510-1042
Mailing
Same as physical
CONTACT
Phone
9255845609
Email
jdeleon@undergroundconstruction.com
OFFICERS
Primary Officer
JOSH DELEON
Title
FLEET DIRECTOR
OPERATION & CARGO
Operation classification
Private Property
Specialty
Construction & Building Materials
Cargo types
4
Building MaterialsMachinery, Large ObjectsUtilityConstruction
Self-reported by the company on its latest MCS-150 filing (FMCSA census). Reflects what the carrier is authorized and equipped to haul, not actual recent loads. Specialty is our summary of the declared cargo mix.
AUTHORITY
57 mo
Since USDOT registration
INSURANCE
Insurance not verified
Federal insurance records may not cover this carrier's operation type. Verify coverage through state records or the insurer.
RISK GRADE
Moderate Risk
1 risk factors · 2 strengths
OOS RATE
18.5%
27 / 146 inspections
CarrierIntel Safety Score
Rolling 12-month heuristic based on inspections, OOS, violations, crashes & fatalities. Not the official FMCSA SMS score.
60
out of 100
Fair
Markers: OOS inspection Crash Fatality
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections