US Bridges

Pesula Road over US Highway 101

Fair

Humboldt County, California · 01-HUM-101-31.61 · Structure no. 04 0118

Built
1961
64 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
185 ft
3 main spans
Daily traffic
155
2002 count
Owner
State
State Highway Agency

About this bridge

Pesula Road over US Highway 101 is a concrete continuous box beam or girders - multiple carrying Pesula Road over US Highway 101 in Humboldt County, California. It was built in 1961, so it is 64 years old, older 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 6 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 155 vehicles a day, roughly 15% of them trucks, projected to reach 543 by 2041. The structure is 185 ft (56.4 m) long and 19 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesPesula Road
CrossesUS Highway 101
Location01-HUM-101-31.61
RouteCounty Highway 0
Coordinates40.30531, -123.90098
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110 US tons
Inventory rating80.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length185 ft (56.4 m)
Longest span93 ft (28.4 m)
Deck width19 ft (5.7 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic155 (2002)
Projected traffic543 by 2041
Trucks15%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pesula Road over US Highway 101 built?

It was built in 1961, making it 64 years old in 2025.

What condition is Pesula Road over US Highway 101 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 August 2023.

How much traffic does Pesula Road over US Highway 101 carry?

About 155 vehicles per day (2002 count), of which roughly 15% are trucks.

How long is Pesula Road over US Highway 101?

The structure is 185 ft (56.4 m) long with a longest span of 93 ft (28.4 m) and a deck 19 ft wide.

Who owns Pesula Road over US Highway 101?

It is owned by the State Highway Agency.