US Bridges

Lawrence Way over Parkside Drive

Fair

Contra Costa County, California · 800 Ft N. of Main Street · Structure no. 28C0525

Built
1992
33 years old
Condition
Fair
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
180 ft
3 main spans
Daily traffic
19,300
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lawrence Way over Parkside Drive is a prestressed concrete continuous box beam or girders - multiple carrying Lawrence Way over Parkside Drive in Contra Costa County, California. It was built in 1992, so it is 33 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 19,300 vehicles a day, roughly 2% of them trucks, projected to reach 22,518 by 2045. The structure is 180 ft (55 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesLawrence Way
CrossesParkside Drive
Location800 Ft N. of Main Street
RouteCity Street 0
Coordinates37.91162, -122.06429
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.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length180 ft (55 m)
Longest span100 ft (30.5 m)
Deck width40 ft (12.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,300 (2017)
Projected traffic22,518 by 2045
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Lawrence Way over Parkside Drive built?

It was built in 1992, making it 33 years old in 2025.

What condition is Lawrence Way over Parkside Drive 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 January 2025.

How much traffic does Lawrence Way over Parkside Drive carry?

About 19,300 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Lawrence Way over Parkside Drive?

The structure is 180 ft (55 m) long with a longest span of 100 ft (30.5 m) and a deck 40 ft wide.

Who owns Lawrence Way over Parkside Drive?

It is owned by the City or Municipal Highway Agency.