Carrier profile · USDOT 4346836 · MC-1741900 · Updated Jun 13, 2026

Birmingham Inc

DBA A-1SEPTICTANK&DRAINSERVICE

3 power unitsCOLDWATER, MS50/100
NO OPERATING AUTHORITYMC-1741900 NO AUTHORITY
Verified linksa1septictank.comFMCSA SAFER

Equipment

Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150)
3
Observed power (24 mo)
—
Trailers (towed)
—

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.