Carrier profile · USDOT 4452112 · Updated Jun 13, 2026

NORTHWEST HDD & EXCAVATION LLC

15 power unitsRegional · 3 statesSILVERTON, OR88/100
AUTHORITY STATUS UNKNOWNHAZMAT
Verified linksnwhdd.comFMCSA SAFER

Network & Fraud

Reincarnation chains, shared-VIN links, common domains and officers, and owner-group affiliations — the chameleon / double-broker signals that name-and-USDOT lookups miss.

No shared-VIN flow in the last 12 months

None of this carrier's trucks were inspected under another USDOT in the last 12 months — any shared equipment is historical, not active.
Show all-time history (1 truck · 1 carriers)
Across all inspections on record: USDOT 2555889

Shares a registration email domain with other carriers

@nwhdd.com — 2 carriers: USDOT 4380613

Shares a company officer with other carriers

ryan zimmerman — 7 carriers: USDOT 1355746USDOT 2381758USDOT 3392138USDOT 3451338USDOT 4234014USDOT 4302934

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)15
Observed (24 mo)6
Shared w/ other carriers1

Registered capacity materially exceeds what is observed roadside — the MCS-150 may be stale or the fleet under-utilized.

Shared-VIN cross-links· units inspected under more than one USDOT

VINCarriersInspectionsFirst seenLast seen
4KNUT2020XL162555View sourced platform decode22Jun 4, 2024Nov 4, 2025

Owner / group view· confidence: email domain + officer

Owner / group view

Affiliated authorities

Collapses 8 related authorities · joined by email domain + officer

Authorities
8
Combined power
45
States
5
Oldest authority
Apr 4, 2005
Active now
5

Affiliated entities· hover to preview

ZIMMERMAN FARMS INCNORTHWEST DRILLING & BORING INCZIMMERMAN FARMS INCRZ SHREDDING EXCAVATINGRYAN ZIMMERMANRZIMMERMAN EXCAVATINGRYAN ZIMMERMAN