US Bridges

S5-NEWPORT Av Off over N55-S5 Connector Ramp

Fair

Orange County, California · 12-ORA-005-30.17-TUS · Structure no. 55 0642K

Built
1995
30 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
981 ft
6 main spans
Daily traffic
8,200
2014 count
Owner
State
State Highway Agency

About this bridge

S5-NEWPORT Av Off over N55-S5 Connector Ramp is a prestressed concrete continuous box beam or girders - multiple carrying S5-NEWPORT Av Off over N55-S5 Connector Ramp in Orange County, California. It was built in 1995, so it is 30 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 6 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 8,200 vehicles a day, roughly 3% of them trucks, projected to reach 9,803 by 2040. The structure is 981 ft (299 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesS5-NEWPORT Av Off
CrossesN55-S5 Connector Ramp
Location12-ORA-005-30.17-TUS
RouteInterstate 5
CountyOrange County
StateCalifornia
Coordinates33.73878, -117.82973
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length981 ft (299 m)
Longest span173 ft (52.7 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,200 (2014)
Projected traffic9,803 by 2040
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was S5-NEWPORT Av Off over N55-S5 Connector Ramp built?

It was built in 1995, making it 30 years old in 2025.

What condition is S5-NEWPORT Av Off over N55-S5 Connector Ramp 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 July 2023.

How much traffic does S5-NEWPORT Av Off over N55-S5 Connector Ramp carry?

About 8,200 vehicles per day (2014 count), of which roughly 3% are trucks.

How long is S5-NEWPORT Av Off over N55-S5 Connector Ramp?

The structure is 981 ft (299 m) long with a longest span of 173 ft (52.7 m) and a deck 35 ft wide.

Who owns S5-NEWPORT Av Off over N55-S5 Connector Ramp?

It is owned by the State Highway Agency.