US Bridges

Old HWY 395 over Rainbow Creek

Good

San Diego County, California · 0.4MI N/O Rainbow Glen RD · Structure no. 57C0579

Built
1949
76 years old, rebuilt 1975
Condition
Good
inspected June 2023
Type
Culvert
Concrete Continuous
Length
38 ft
3 main spans
Daily traffic
4,725
2013 count
Owner
County
County Highway Agency

About this bridge

Old HWY 395 over Rainbow Creek is a concrete continuous culvert carrying Old HWY 395 over Rainbow Creek in San Diego County, California. It was built in 1949 and reconstructed in 1975, so it is 76 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 4,725 vehicles a day, roughly 1% of them trucks, projected to reach 5,715 by 2040. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOld HWY 395
CrossesRainbow Creek
Location0.4MI N/O Rainbow Glen RD
RouteCounty Highway 0
Coordinates33.41216, -117.15984
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30 US tons
Inventory rating17.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,725 (2013)
Projected traffic5,715 by 2040
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Old HWY 395 over Rainbow Creek built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 1975.

What condition is Old HWY 395 over Rainbow 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 June 2023.

How much traffic does Old HWY 395 over Rainbow Creek carry?

About 4,725 vehicles per day (2013 count), of which roughly 1% are trucks.

How long is Old HWY 395 over Rainbow Creek?

The structure is 38 ft (11.6 m) long with a longest span of 11 ft (3.5 m).

Who owns Old HWY 395 over Rainbow Creek?

It is owned by the County Highway Agency.