US Bridges

Buckman Springs RD over Cottonwood Creek

Good

San Diego County, California · 0.3 MI S/O I-8 · Structure no. 57C0237

Built
1975
50 years old
Condition
Good
inspected January 2023
Type
Tee Beam
Concrete Continuous
Length
108 ft
3 main spans
Daily traffic
4,300
2023 count
Owner
County
County Highway Agency

About this bridge

Buckman Springs RD over Cottonwood Creek is a concrete continuous tee beam carrying Buckman Springs RD over Cottonwood Creek in San Diego County, California. It was built in 1975, so it is 50 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 4,300 vehicles a day, roughly 1% of them trucks, projected to reach 4,531 by 2045. The structure is 108 ft (32.9 m) long and 42 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesBuckman Springs RD
CrossesCottonwood Creek
Location0.3 MI S/O I-8
RouteCounty Highway 0
Coordinates32.75848, -116.49128
Functional classRural Major 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 protection9 ExcellentNo problems noted.
Last inspectionJanuary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating53.6 US tons
Inventory rating41.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length108 ft (32.9 m)
Longest span40 ft (12.2 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,300 (2023)
Projected traffic4,531 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Buckman Springs RD over Cottonwood Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Buckman Springs RD over Cottonwood 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 January 2023.

How much traffic does Buckman Springs RD over Cottonwood Creek carry?

About 4,300 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Buckman Springs RD over Cottonwood Creek?

The structure is 108 ft (32.9 m) long with a longest span of 40 ft (12.2 m) and a deck 42 ft wide.

Who owns Buckman Springs RD over Cottonwood Creek?

It is owned by the County Highway Agency.