US Bridges

Lawrence Road over West Branch Churn Creek

Good

Shasta County, California · 0.3 MI S Hartnell Ave. · Structure no. 06C0345

Built
2000
25 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete Continuous
Length
39 ft
3 main spans
Daily traffic
1,855
2012 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lawrence Road over West Branch Churn Creek is a concrete continuous culvert carrying Lawrence Road over West Branch Churn Creek in Shasta County, California. It was built in 2000, so it is 25 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 1,855 vehicles a day, roughly 2% of them trucks, projected to reach 2,088 by 2045. The structure is 39 ft (12 m) long and 60 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLawrence Road
CrossesWest Branch Churn Creek
Location0.3 MI S Hartnell Ave.
RouteCity Street 0
Coordinates40.55971, -122.34783
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length39 ft (12 m)
Longest span13 ft (4 m)
Deck width60 ft (18.3 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,855 (2012)
Projected traffic2,088 by 2045
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 Lawrence Road over West Branch Churn Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is Lawrence Road over West Branch Churn 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 May 2023.

How much traffic does Lawrence Road over West Branch Churn Creek carry?

About 1,855 vehicles per day (2012 count), of which roughly 2% are trucks.

How long is Lawrence Road over West Branch Churn Creek?

The structure is 39 ft (12 m) long with a longest span of 13 ft (4 m) and a deck 60 ft wide.

Who owns Lawrence Road over West Branch Churn Creek?

It is owned by the City or Municipal Highway Agency.