US Bridges

SR 706 over Goat Creek

Good

Pierce County, Washington · 12.2 E JCT SR 7 · Structure no. 0011420A0000000

Built
1979
46 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
71 ft
1 main span
Daily traffic
2,249
2023 count
Owner
State
State Highway Agency

About this bridge

SR 706 over Goat Creek is a prestressed concrete stringer/multi-beam or girder carrying SR 706 over Goat Creek in Pierce County, Washington. It was built in 1979, so it is 46 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 2,249 vehicles a day, roughly 4% of them trucks, projected to reach 3,204 by 2039. The structure is 71 ft (21.6 m) long and 37 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSR 706
CrossesGoat Creek
Location12.2 E JCT SR 7
RouteState Highway 706
Coordinates46.75176, -121.94116
Functional classRural Minor 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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67 US tons
Inventory rating39 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20 + Mod
Structure length71 ft (21.6 m)
Longest span71 ft (21.6 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,249 (2023)
Projected traffic3,204 by 2039
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

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$1.3 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 706 over Goat Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is SR 706 over Goat Creek 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 2023.

How much traffic does SR 706 over Goat Creek carry?

About 2,249 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is SR 706 over Goat Creek?

The structure is 71 ft (21.6 m) long with a longest span of 71 ft (21.6 m) and a deck 37 ft wide.

Who owns SR 706 over Goat Creek?

It is owned by the State Highway Agency.