Nisqually Cutoff over Overflow Channel

Fair Condition90 years old5,226 vehicles/day

Location

StateWashington
CountyThurston
Location.2 E Jct I5
CarriesNisqually Cutoff
CrossesOverflow Channel
Coordinates47.06765, -122.71437

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignTee Beam
Total Length91.9 ft (28 m)
Max Span29.9 ft (9.1 m)
Deck Width50.5 ft (15.4 m)
Deck Area431.2 sq m
Main Spans3
Year Built1936

Traffic

Avg Daily Traffic5,226 (2020)
Truck Traffic25%
Lanes On Bridge2

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number080616000000000

Nearby Bridges

I-5 S-e Ramp over I-5 Mainline 0.1 mi Fair I-5 over Nisqually Overflow 0.2 mi Fair I-5 over Nisqually Overflow-south 0.2 mi Fair I-5 over Mcallister CR 0.3 mi Good I-5 over Mcallister Creek 0.3 mi Fair I-5 over Mcallister CR 0.3 mi Fair I-5 over Mcallister CR 0.3 mi Good Martin Way E over Slough 0.4 mi Good Martin Way East over Mc Allister Creek 0.5 mi Fair I-5 over Nisqually River 0.5 mi Fair