Carrier profile · USDOT 2306122 · MC-827589 · Updated Jul 18, 2026

4s Welding Inc

DBA ROB'S WELDING SERVICE

4 power unitsCARTWRIGHT, ND50/100
CARRIER ACTIVEMC-827589 ACTIVE
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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)
4
Observed power (24 mo)
—
Trailers (towed)
—

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