US Bridges

Fairfax Forest RD over Evans Creek

Good

Pierce County, Washington · 2.9 SE SR165 · Structure no. 084782000000000

Built
1975
50 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
300
2020 count
Owner
County
County Highway Agency

About this bridge

Fairfax Forest RD over Evans Creek is a prestressed concrete stringer/multi-beam or girder carrying Fairfax Forest RD over Evans Creek in Pierce County, Washington. It was built in 1975, so it is 50 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 300 vehicles a day, roughly 15% of them trucks, projected to reach 500 by 2041. The structure is 100 ft (30.5 m) long and 29 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesFairfax Forest RD
CrossesEvans Creek
Location2.9 SE SR165
RouteCounty Highway 97350
Coordinates47.00376, -122.00728
Functional classRural Major Collector

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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span96 ft (29.3 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2020)
Projected traffic500 by 2041
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3.3 million (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Fairfax Forest RD over Evans Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Fairfax Forest RD over Evans 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 September 2024.

How much traffic does Fairfax Forest RD over Evans Creek carry?

About 300 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is Fairfax Forest RD over Evans Creek?

The structure is 100 ft (30.5 m) long with a longest span of 96 ft (29.3 m) and a deck 29 ft wide.

Who owns Fairfax Forest RD over Evans Creek?

It is owned by the County Highway Agency.