US Bridges

N5-E52 Connector over Mtdb BNSF RY AMTRAK Rose

Fair

San Diego County, California · 11-SD-005-R25.92-SD · Structure no. 57 0518G

Built
1966
59 years old
Condition
Fair
inspected February 2025
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
236 ft
3 main spans
Daily traffic
11,600
2020 count
Owner
State
State Highway Agency

About this bridge

N5-E52 Connector over Mtdb BNSF RY AMTRAK Rose is a concrete continuous box beam or girders - multiple carrying N5-E52 Connector over Mtdb BNSF RY AMTRAK Rose in San Diego County, California. It was built in 1966, so it is 59 years old, older 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 11,600 vehicles a day, roughly 2% of them trucks, projected to reach 20,709 by 2047. The structure is 236 ft (71.9 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesN5-E52 Connector
CrossesMtdb BNSF RY AMTRAK Rose
Location11-SD-005-R25.92-SD
RouteInterstate 5
CountySan Diego County
StateCalifornia
Coordinates32.83759, -117.23334
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating39.7 US tons
Inventory rating30.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length236 ft (71.9 m)
Longest span100 ft (30.5 m)
Deck width26 ft (7.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,600 (2020)
Projected traffic20,709 by 2047
Trucks2%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was N5-E52 Connector over Mtdb BNSF RY AMTRAK Rose built?

It was built in 1966, making it 59 years old in 2025.

What condition is N5-E52 Connector over Mtdb BNSF RY AMTRAK Rose 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 February 2025.

How much traffic does N5-E52 Connector over Mtdb BNSF RY AMTRAK Rose carry?

About 11,600 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is N5-E52 Connector over Mtdb BNSF RY AMTRAK Rose?

The structure is 236 ft (71.9 m) long with a longest span of 100 ft (30.5 m) and a deck 26 ft wide.

Who owns N5-E52 Connector over Mtdb BNSF RY AMTRAK Rose?

It is owned by the State Highway Agency.