US Bridges

Poway Road over Pomerado Creek

Good

San Diego County, California · 0.1M W/O Pomerado RD · Structure no. 57C0280

Built
1951
74 years old, rebuilt 1964
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
48 ft
3 main spans
Daily traffic
30,900
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Poway Road over Pomerado Creek is a concrete culvert carrying Poway Road over Pomerado Creek in San Diego County, California. It was built in 1951 and reconstructed in 1964, so it is 74 years old, older 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 30,900 vehicles a day, roughly 4% of them trucks, projected to reach 32,930 by 2042. The structure is 48 ft (14.6 m) long and 94 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesPoway Road
CrossesPomerado Creek
Location0.1M W/O Pomerado RD
RouteCity Street 0
Coordinates32.9516, -117.06476
Functional classUrban Minor Arterial

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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length48 ft (14.6 m)
Longest span14 ft (4.2 m)
Deck width94 ft (28.7 m)
Roadway width77 ft (23.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,900 (2020)
Projected traffic32,930 by 2042
Trucks4%
Lanes on structure5
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 Poway Road over Pomerado Creek built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1964.

What condition is Poway Road over Pomerado 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 October 2024.

How much traffic does Poway Road over Pomerado Creek carry?

About 30,900 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is Poway Road over Pomerado Creek?

The structure is 48 ft (14.6 m) long with a longest span of 14 ft (4.2 m) and a deck 94 ft wide.

Who owns Poway Road over Pomerado Creek?

It is owned by the City or Municipal Highway Agency.