US Bridges

W8-N5 Connector Rp over Mtdb BNSF AMTRAK Pacific

Good

San Diego County, California · 11-SD-008-R0.04-SD · Structure no. 57 0569F

Built
1969
56 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
875 ft
9 main spans
Daily traffic
23,000
2014 count
Owner
State
State Highway Agency

About this bridge

W8-N5 Connector Rp over Mtdb BNSF AMTRAK Pacific is a concrete continuous box beam or girders - multiple carrying W8-N5 Connector Rp over Mtdb BNSF AMTRAK Pacific in San Diego County, California. It was built in 1969, so it is 56 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 23,000 vehicles a day, roughly 6% of them trucks, projected to reach 42,188 by 2042. The structure is 875 ft (266.7 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesW8-N5 Connector Rp
CrossesMtdb BNSF AMTRAK Pacific
Location11-SD-008-R0.04-SD
RouteInterstate 8
Coordinates32.761, -117.20404
Functional classUrban Principal Arterial - Interstate

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.7 US tons
Inventory rating47.8 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20 + Mod
Structure length875 ft (266.7 m)
Longest span115 ft (35.1 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck19 ft (5.9 m)

Traffic and service

Average daily traffic23,000 (2014)
Projected traffic42,188 by 2042
Trucks6%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was W8-N5 Connector Rp over Mtdb BNSF AMTRAK Pacific built?

It was built in 1969, making it 56 years old in 2025.

What condition is W8-N5 Connector Rp over Mtdb BNSF AMTRAK Pacific 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 March 2024.

How much traffic does W8-N5 Connector Rp over Mtdb BNSF AMTRAK Pacific carry?

About 23,000 vehicles per day (2014 count), of which roughly 6% are trucks.

How long is W8-N5 Connector Rp over Mtdb BNSF AMTRAK Pacific?

The structure is 875 ft (266.7 m) long with a longest span of 115 ft (35.1 m) and a deck 28 ft wide.

Who owns W8-N5 Connector Rp over Mtdb BNSF AMTRAK Pacific?

It is owned by the State Highway Agency.