US Bridges

SR 112 over Coville Creek

Good

Clallam County, Washington · 34.8 E JCT SR 113 · Structure no. 0018431A0000000

Built
2013
12 years old
Condition
Good
inspected March 2023
Type
Frame
Concrete
Length
27 ft
1 main span
Daily traffic
4,048
2023 count
Owner
State
State Highway Agency

About this bridge

SR 112 over Coville Creek is a concrete frame carrying SR 112 over Coville Creek in Clallam County, Washington. It was built in 2013, so it is 12 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,048 vehicles a day, roughly 10% of them trucks, projected to reach 5,148 by 2039. The structure is 27 ft (8.2 m) long and 99 ft wide. If it were closed, the detour would be 80.2 mi (129 km).

CarriesSR 112
CrossesCoville Creek
Location34.8 E JCT SR 113
RouteState Highway 112
Coordinates48.11694, -123.59871
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106 US tons
Inventory rating81.8 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span27 ft (8.2 m)
Deck width99 ft (30.1 m)
Roadway width97 ft (29.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,048 (2023)
Projected traffic5,148 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed80.2 mi (129 km)
TollOn a free road
National Highway SystemNo

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$475,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 112 over Coville Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is SR 112 over Coville 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 March 2023.

How much traffic does SR 112 over Coville Creek carry?

About 4,048 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SR 112 over Coville Creek?

The structure is 27 ft (8.2 m) long with a longest span of 27 ft (8.2 m) and a deck 99 ft wide.

Who owns SR 112 over Coville Creek?

It is owned by the State Highway Agency.