ST

SUPERIOR TRANSPORTATION INC

DOT 1774174MC 647477ActiveMotor CarrierInterstateNATIONAL INTERSTATE INSURANCE COMPANYSHELLEY, ID

COMPANY

Authority since
2016-12-30
MCS-150
2026-04-09 · 6,000,000 mi (2025)
Fleet
37 units · 15 trailers · 37 drivers

ADDRESS

Physical
1418 NORTH HIGHWAY 91
SHELLEY, ID 83274
Mailing
Same as physical

CONTACT

Phone
2082011013
Email
STI379@GMAIL.COM

OFFICERS

Primary Officer
AARON NULPH
Title
DIRECTOR

OPERATION & CARGO

Operation classification
Authorized For Hire
Specialty
Refrigerated / Produce
Cargo types
16
General FreightMetal: Sheets, Coils, RollsLogs, Poles, Beams, LumberBuilding MaterialsMachinery, Large ObjectsFresh ProduceGrain, Feed, HayCoal / CokeMeatCommodities Dry BulkRefrigerated FoodBeveragesPaper ProductsFarm SuppliesConstructionOther
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
118 mo
Active authority
INSURANCE
1 active
NATIONAL INTERSTATE INSURANCE COMPANY
RISK GRADE
Elevated Risk
4 risk factors · 2 strengths
OOS RATE
19.0%
16 / 84 inspections

Fleet vs Reality

last 12 months · power-unit VINs from roadside inspections
Checking local VIN index…

Elevated Risk

46/100 risk points4 risk factors · 2 strengths · 6 data pointshigh confidence

Weighted 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
28 crashes · 0 fatal · 8 with injuries · 26 tow-away
Clean Inspection Rate
81% — 68 clean of 84 inspections
Out-of-Service Rate
19.0% — driver OOS 8, vehicle OOS 10

COMPLIANCE & AUTHORITY

Operating Authority
Active operating authority on file
Authority Events
15 historical event(s) on file
MCS-150 Filing
Last filed 2026-04-09

INSURANCE

Active Coverage
1 active policy(ies) · total max coverage $750,000

SUMMARY

High OOS rate 23% (last 24 mo)
9.5 crashes per 100 trucks/yr — above norm
4.1 injury crashes per 100 trucks/yr
1.9 violations per inspection
81% clean inspections
Active insurance on file

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