Carrier profile · USDOT 2928460 · MC-988587 · Updated Jun 13, 2026
RYAN K HATTRUP
DBA MAMMOTH MATERIALS COMPANY
2 power unitsSPARKS, NV50/100
NO OPERATING AUTHORITYMC-988587 NO AUTHORITY
Operations & Lanes
Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.
Inspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
SPARKS, NV
Density
fewermore