US 70 over San Simon River

Fair Condition103 years old6,912 vehicles/day

Location

StateArizona
CountyGraham
Location3.9 Mi E Jct Us191
CarriesUS 70
CrossesSan Simon River
Coordinates32.81659, -109.64808

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical3 — Scour critical

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length152.9 ft (46.6 m)
Max Span105.0 ft (32 m)
Deck Width39.0 ft (11.9 m)
Deck Area554.5 sq m
Main Spans1
Year Built1923 (reconstructed 1948)

Traffic

Avg Daily Traffic6,912 (2022)
Truck Traffic13%
Lanes On Bridge2

Inspection & Ownership

Last Inspection823
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number00310

Nearby Bridges