US Bridges

Lucille LN over Grayson Creek

Good

Contra Costa County, California · 0.3 MI S Taylor Blvd · Structure no. 28C0413

Built
1979
46 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete
Length
29 ft
1 main span
Daily traffic
120
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lucille LN over Grayson Creek is a concrete slab carrying Lucille LN over Grayson Creek in Contra Costa County, California. It was built in 1979, so it is 46 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 120 vehicles a day, roughly 2% of them trucks, projected to reach 255 by 2045. The structure is 29 ft (8.8 m) long and 51 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLucille LN
CrossesGrayson Creek
Location0.3 MI S Taylor Blvd
RouteCity Street 0
Coordinates37.95658, -122.0734
Functional classUrban Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110 US tons
Inventory rating77.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span28 ft (8.5 m)
Deck width51 ft (15.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2020)
Projected traffic255 by 2045
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lucille LN over Grayson Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is Lucille LN over Grayson 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 February 2023.

How much traffic does Lucille LN over Grayson Creek carry?

About 120 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Lucille LN over Grayson Creek?

The structure is 29 ft (8.8 m) long with a longest span of 28 ft (8.5 m) and a deck 51 ft wide.

Who owns Lucille LN over Grayson Creek?

It is owned by the City or Municipal Highway Agency.