US Bridges

Sycamore Valley RD over Poway Creek

Good

San Diego County, California · 60FT N/O Garden RD · Structure no. 57C0624

Built
1988
37 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
48 ft
4 main spans
Daily traffic
730
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Sycamore Valley RD over Poway Creek is a concrete culvert carrying Sycamore Valley RD over Poway Creek in San Diego County, California. It was built in 1988, so it is 37 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 730 vehicles a day, roughly 2% of them trucks, projected to reach 878 by 2046. The structure is 48 ft (14.6 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSycamore Valley RD
CrossesPoway Creek
Location60FT N/O Garden RD
RouteCity Street 0
Coordinates32.95806, -117.00409
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
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 adequacy8: Equal 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
DeckNot applicable
Main spans4
Design loadUnknown
Structure length48 ft (14.6 m)
Longest span11 ft (3.4 m)
Deck width52 ft (15.7 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic730 (2016)
Projected traffic878 by 2046
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Sycamore Valley RD over Poway Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is Sycamore Valley RD over Poway 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 November 2024.

How much traffic does Sycamore Valley RD over Poway Creek carry?

About 730 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Sycamore Valley RD over Poway Creek?

The structure is 48 ft (14.6 m) long with a longest span of 11 ft (3.4 m) and a deck 52 ft wide.

Who owns Sycamore Valley RD over Poway Creek?

It is owned by the City or Municipal Highway Agency.