US Bridges

Garden RD over Los Penasquitos Creek

Good

San Diego County, California · 0.9MI E/O Poway RD · Structure no. 57C0365

Built
1976
49 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
6,700
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Garden RD over Los Penasquitos Creek is a concrete culvert carrying Garden RD over Los Penasquitos Creek in San Diego County, California. It was built in 1976, so it is 49 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 6,700 vehicles a day, roughly 2% of them trucks, projected to reach 7,684 by 2046. The structure is 31 ft (9.6 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGarden RD
CrossesLos Penasquitos Creek
Location0.9MI E/O Poway RD
RouteCity Street 0
Coordinates32.95611, -117.00856
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
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 spans3
Design loadUnknown
Structure length31 ft (9.6 m)
Longest span20 ft (6 m)
Deck width40 ft (12.1 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,700 (2016)
Projected traffic7,684 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 Garden RD over Los Penasquitos Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Garden RD over Los Penasquitos 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 Garden RD over Los Penasquitos Creek carry?

About 6,700 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Garden RD over Los Penasquitos Creek?

The structure is 31 ft (9.6 m) long with a longest span of 20 ft (6 m) and a deck 40 ft wide.

Who owns Garden RD over Los Penasquitos Creek?

It is owned by the City or Municipal Highway Agency.