US Bridges

36th Street over Mts Rail

Fair

San Diego County, California · 0.3 MI N/O Ocean View Bl · Structure no. 57C0678

Built
1998
27 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
165 ft
1 main span
Daily traffic
4,500
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

36th Street over Mts Rail is a prestressed concrete box beam or girders - multiple carrying 36th Street over Mts Rail in San Diego County, California. It was built in 1998, so it is 27 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,500 vehicles a day, roughly 6% of them trucks, projected to reach 5,713 by 2044. The structure is 165 ft (50.2 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries36th Street
CrossesMts Rail
Location0.3 MI N/O Ocean View Bl
RouteCity Street 0
Coordinates32.70611, -117.11674
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length165 ft (50.2 m)
Longest span160 ft (48.8 m)
Deck width50 ft (15.2 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,500 (2022)
Projected traffic5,713 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 36th Street over Mts Rail built?

It was built in 1998, making it 27 years old in 2025.

What condition is 36th Street over Mts Rail in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does 36th Street over Mts Rail carry?

About 4,500 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is 36th Street over Mts Rail?

The structure is 165 ft (50.2 m) long with a longest span of 160 ft (48.8 m) and a deck 50 ft wide.

Who owns 36th Street over Mts Rail?

It is owned by the City or Municipal Highway Agency.