AU
A1 UNDERGROUND INSTALLATION INC
DOT 1677793ActiveInterstateBAY CITY, MI
COMPANY
Authority since
—
MCS-150
2026-02-12 · 260 mi (2025)
Fleet
20 units · 20 trailers · 17 drivers
ADDRESS
Physical
233 MIDLAND RD
BAY CITY, MI 48706
BAY CITY, MI 48706
Mailing
P O BOX 9
AUBURN, MI 48611
AUBURN, MI 48611
CONTACT
Phone
9896624630
Email
a1underground@a1underground.net
OFFICERS
Primary Officer
CLARENCE PATTERSON JR
Title
TREASURER
OPERATION & CARGO
Operation classification
Private Property
Specialty
Heavy Haul / Oilfield
Cargo types
2
Machinery, Large ObjectsUtility
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.
AUTHORITY
—
Active authority
INSURANCE
None
No coverage on file
RISK GRADE
Moderate Risk
1 risk factors · 1 strengths
OOS RATE
27.3%
3 / 11 inspections
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections Checking local VIN index…
Moderate Risk
25/100 risk points1 risk factor · 1 strengths · 2 data pointsmedium confidenceWeighted heuristic: crashes are decayed by recency and normalized per 100 power units, out-of-service and violation rates use a rolling 24-month window, plus FMCSA BASIC alerts and the CarrierIntel Safety Score (which also decays when compliance has not been verified by a recent inspection). Not the official FMCSA SMS score.
SAFETY PERFORMANCE
Crash Record
4 crashes · 0 fatal · 1 with injuries · 4 tow-away
Clean Inspection Rate
73% — 8 clean of 11 inspections
Out-of-Service Rate
27.3% — driver OOS 1, vehicle OOS 2
COMPLIANCE & AUTHORITY
Operating Authority
Active operating authority on file
Authority Events
No authority history events
MCS-150 Filing
Last filed 2026-02-12
INSURANCE
Active Coverage
No active insurance policies on file
SUMMARY
No active insurance on file
Low crash rate (2.5 per 100 trucks/yr)
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