US Bridges

Quick RD over Whittle Creek

Good

Cowlitz County, Washington · 0.63 W Wsh (mp 0.90) · Structure no. 086423000000000

Built
1999
26 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
21 ft
1 main span
Daily traffic
130
2019 count
Owner
County
County Highway Agency

About this bridge

Quick RD over Whittle Creek is a concrete culvert carrying Quick RD over Whittle Creek in Cowlitz County, Washington. It was built in 1999, so it is 26 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 130 vehicles a day, roughly 5% of them trucks, projected to reach 185 by 2040. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesQuick RD
CrossesWhittle Creek
Location0.63 W Wsh (mp 0.90)
RouteCounty Highway 26300
Coordinates46.29, -122.93028
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2019)
Projected traffic185 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$239,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Quick RD over Whittle Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Quick RD over Whittle 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 2023.

How much traffic does Quick RD over Whittle Creek carry?

About 130 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Quick RD over Whittle Creek?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m).

Who owns Quick RD over Whittle Creek?

It is owned by the County Highway Agency.