US Bridges

Friars Road over RTE 163 & Ramps

Good

San Diego County, California · 11-SD-163-4.37-SD · Structure no. 57 0595

Built
1970
55 years old
Condition
Good
inspected January 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
390 ft
2 main spans
Daily traffic
42,109
2016 count
Owner
State
State Highway Agency

About this bridge

Friars Road over RTE 163 & Ramps is a prestressed concrete continuous box beam or girders - multiple carrying Friars Road over RTE 163 & Ramps in San Diego County, California. It was built in 1970, so it is 55 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 42,109 vehicles a day, roughly 8% of them trucks, projected to reach 56,137 by 2045. The structure is 390 ft (118.9 m) long and 166 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFriars Road
CrossesRTE 163 & Ramps
Location11-SD-163-4.37-SD
RouteCity Street 0S110
Coordinates32.77115, -117.16193
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionJanuary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length390 ft (118.9 m)
Longest span200 ft (61 m)
Deck width166 ft (50.6 m)
Roadway width144 ft (44 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,109 (2016)
Projected traffic56,137 by 2045
Trucks8%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Friars Road over RTE 163 & Ramps built?

It was built in 1970, making it 55 years old in 2025.

What condition is Friars Road over RTE 163 & Ramps 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 Friars Road over RTE 163 & Ramps carry?

About 42,109 vehicles per day (2016 count), of which roughly 8% are trucks.

How long is Friars Road over RTE 163 & Ramps?

The structure is 390 ft (118.9 m) long with a longest span of 200 ft (61 m) and a deck 166 ft wide.

Who owns Friars Road over RTE 163 & Ramps?

It is owned by the State Highway Agency.