US Bridges

State Route 96 over Pearch Creek

Good

Humboldt County, California · 01-HUM-096-R39.48 · Structure no. 04 0240

Built
1974
51 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
377 ft
3 main spans
Daily traffic
400
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 96 over Pearch Creek is a prestressed concrete continuous box beam or girders - multiple carrying State Route 96 over Pearch Creek in Humboldt County, California. It was built in 1974, so it is 51 years old, younger than the California average of 54.8 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 400 vehicles a day, roughly 9% of them trucks, projected to reach 906 by 2046. The structure is 377 ft (115 m) long and 34 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesState Route 96
CrossesPearch Creek
Location01-HUM-096-R39.48
RouteState Highway 96
Coordinates41.31048, -123.52224
Functional classRural Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating48.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length377 ft (115 m)
Longest span150 ft (45.7 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2009)
Projected traffic906 by 2046
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 96 over Pearch Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is State Route 96 over Pearch 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 State Route 96 over Pearch Creek carry?

About 400 vehicles per day (2009 count), of which roughly 9% are trucks.

How long is State Route 96 over Pearch Creek?

The structure is 377 ft (115 m) long with a longest span of 150 ft (45.7 m) and a deck 34 ft wide.

Who owns State Route 96 over Pearch Creek?

It is owned by the State Highway Agency.