US Bridges

Pleasant Hill RD over Taylor Blvd

Poor

Contra Costa County, California · 0.6 MI E of Geary Road · Structure no. 28C0154

Built
1956
69 years old
Condition
Poor
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
141 ft
3 main spans
Daily traffic
4,125
2013 count
Owner
County
County Highway Agency

About this bridge

Pleasant Hill RD over Taylor Blvd is a prestressed concrete stringer/multi-beam or girder carrying Pleasant Hill RD over Taylor Blvd in Contra Costa County, California. It was built in 1956, so it is 69 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 4,125 vehicles a day, roughly 2% of them trucks, projected to reach 6,542 by 2046. The structure is 141 ft (43.1 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesPleasant Hill RD
CrossesTaylor Blvd
Location0.6 MI E of Geary Road
RouteCounty Highway 0
CountyContra Costa County
StateCalifornia
Coordinates37.92146, -122.09713
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating31.7 US tons
Inventory rating19 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length141 ft (43.1 m)
Longest span60 ft (18.3 m)
Deck width40 ft (12.2 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,125 (2013)
Projected traffic6,542 by 2046
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$887,000 (2017 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pleasant Hill RD over Taylor Blvd built?

It was built in 1956, making it 69 years old in 2025.

What condition is Pleasant Hill RD over Taylor Blvd in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2024.

How much traffic does Pleasant Hill RD over Taylor Blvd carry?

About 4,125 vehicles per day (2013 count), of which roughly 2% are trucks.

How long is Pleasant Hill RD over Taylor Blvd?

The structure is 141 ft (43.1 m) long with a longest span of 60 ft (18.3 m) and a deck 40 ft wide.

Who owns Pleasant Hill RD over Taylor Blvd?

It is owned by the County Highway Agency.