US Bridges

State Route 162 over Long Valley Creek

Fair

Mendocino County, California · 01-MEN-162-R0.03 · Structure no. 10 0293

Built
1995
30 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
210 ft
2 main spans
Daily traffic
860
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 162 over Long Valley Creek is a prestressed concrete continuous box beam or girders - multiple carrying State Route 162 over Long Valley Creek in Mendocino County, California. It was built in 1995, so it is 30 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 860 vehicles a day, roughly 13% of them trucks, projected to reach 1,274 by 2045. The structure is 210 ft (64 m) long and 39 ft wide. If it were closed, the detour would be 37.3 mi (60 km).

CarriesState Route 162
CrossesLong Valley Creek
Location01-MEN-162-R0.03
RouteState Highway 162
Coordinates39.55546, -123.42978
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length210 ft (64 m)
Longest span103 ft (31.4 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic860 (2009)
Projected traffic1,274 by 2045
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed37.3 mi (60 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was State Route 162 over Long Valley Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is State Route 162 over Long Valley Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does State Route 162 over Long Valley Creek carry?

About 860 vehicles per day (2009 count), of which roughly 13% are trucks.

How long is State Route 162 over Long Valley Creek?

The structure is 210 ft (64 m) long with a longest span of 103 ft (31.4 m) and a deck 39 ft wide.

Who owns State Route 162 over Long Valley Creek?

It is owned by the State Highway Agency.