US Bridges

SB SR16 Rmp Center over SR 16 Ramp

Good

Pierce County, Washington · 1.9 N JCT I-5 · Structure no. 0016767A0000000

Built
2006
19 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
310 ft
2 main spans
Daily traffic
13,406
2023 count
Owner
State
State Highway Agency

About this bridge

SB SR16 Rmp Center over SR 16 Ramp is a steel continuous stringer/multi-beam or girder carrying SB SR16 Rmp Center over SR 16 Ramp in Pierce County, Washington. It was built in 2006, so it is 19 years old, younger 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 13,406 vehicles a day, roughly 6% of them trucks, projected to reach 18,364 by 2039. The structure is 310 ft (94.5 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSB SR16 Rmp Center
CrossesSR 16 Ramp
Location1.9 N JCT I-5
RouteState Highway 16
CountyPierce County
StateWashington
Coordinates47.23561, -122.49783
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating86 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length310 ft (94.5 m)
Longest span170 ft (51.8 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,406 (2023)
Projected traffic18,364 by 2039
Trucks6%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.3 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SB SR16 Rmp Center over SR 16 Ramp built?

It was built in 2006, making it 19 years old in 2025.

What condition is SB SR16 Rmp Center over SR 16 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 May 2023.

How much traffic does SB SR16 Rmp Center over SR 16 Ramp carry?

About 13,406 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is SB SR16 Rmp Center over SR 16 Ramp?

The structure is 310 ft (94.5 m) long with a longest span of 170 ft (51.8 m) and a deck 30 ft wide.

Who owns SB SR16 Rmp Center over SR 16 Ramp?

It is owned by the State Highway Agency.