US Bridges

Broadway Ave over I-5 to SR 526 Ramp

Good

Snohomish County, Washington · 2.8 N JCT SR 96 · Structure no. 0008707B0000000

Built
1970
55 years old
Condition
Good
inspected April 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
25,028
2002 count
Owner
State
State Highway Agency

About this bridge

Broadway Ave over I-5 to SR 526 Ramp is a prestressed concrete stringer/multi-beam or girder carrying Broadway Ave over I-5 to SR 526 Ramp in Snohomish County, Washington. It was built in 1970, so it is 55 years old, older than the Washington average of 49.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 25,028 vehicles a day, roughly 1% of them trucks, projected to reach 48,004 by 2036. The structure is 63 ft (19.2 m) long and 70 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesBroadway Ave
CrossesI-5 to SR 526 Ramp
Location2.8 N JCT SR 96
RouteState Highway 5
CountySnohomish County
StateWashington
Coordinates47.92097, -122.20764
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length63 ft (19.2 m)
Longest span62 ft (18.9 m)
Deck width70 ft (21.2 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,028 (2002)
Projected traffic48,004 by 2036
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.4 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Broadway Ave over I-5 to SR 526 Ramp built?

It was built in 1970, making it 55 years old in 2025.

What condition is Broadway Ave over I-5 to SR 526 Ramp in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2022.

How much traffic does Broadway Ave over I-5 to SR 526 Ramp carry?

About 25,028 vehicles per day (2002 count), of which roughly 1% are trucks.

How long is Broadway Ave over I-5 to SR 526 Ramp?

The structure is 63 ft (19.2 m) long with a longest span of 62 ft (18.9 m) and a deck 70 ft wide.

Who owns Broadway Ave over I-5 to SR 526 Ramp?

It is owned by the State Highway Agency.