I-5 S-e Ramp over I-5 Mainline

Fair Condition58 years old8,930 vehicles/day

Location

StateWashington
CountyThurston
Location2.4 N Jct SR 510
CarriesI-5 S-e Ramp
CrossesI-5 Mainline
Coordinates47.06833, -122.71550

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete Continuous
DesignBox Beam - Multiple
Total Length369.1 ft (112.5 m)
Max Span107.9 ft (32.9 m)
Deck Width26.9 ft (8.2 m)
Deck Area922.5 sq m
Main Spans4
Year Built1968

Traffic

Avg Daily Traffic8,930 (2023)
Truck Traffic4%
Lanes On Bridge1
Lanes Under Bridge6

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0008100I0000000

Nearby Bridges

Nisqually Cutoff over Overflow Channel 0.1 mi Fair I-5 over Mcallister CR 0.2 mi Good I-5 over Nisqually Overflow 0.2 mi Fair I-5 over Nisqually Overflow-south 0.2 mi Fair I-5 over Mcallister Creek 0.2 mi Fair I-5 over Mcallister CR 0.2 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