US Bridges

Snyder Road over Hall Creek

Good

Lewis County, Washington · 0.2 E HWY 12 · Structure no. 089177000000000

Built
2020
5 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
212
2020 count
Owner
County
County Highway Agency

About this bridge

Snyder Road over Hall Creek is a concrete culvert carrying Snyder Road over Hall Creek in Lewis County, Washington. It was built in 2020, so it is 5 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 212 vehicles a day, roughly 18% of them trucks, projected to reach 383 by 2040. The structure is 20 ft (6.2 m) long and 29 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesSnyder Road
CrossesHall Creek
Location0.2 E HWY 12
RouteCounty Highway 72121
Coordinates46.61018, -121.66428
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.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating36.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length20 ft (6.2 m)
Longest span20 ft (6.2 m)
Deck width29 ft (8.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic212 (2020)
Projected traffic383 by 2040
Trucks18%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$299,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Snyder Road over Hall Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is Snyder Road over Hall 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 October 2024.

How much traffic does Snyder Road over Hall Creek carry?

About 212 vehicles per day (2020 count), of which roughly 18% are trucks.

How long is Snyder Road over Hall Creek?

The structure is 20 ft (6.2 m) long with a longest span of 20 ft (6.2 m) and a deck 29 ft wide.

Who owns Snyder Road over Hall Creek?

It is owned by the County Highway Agency.