US Bridges

SR1655 over I40 SR1728E.RAMP

Fair

Wake County, North Carolina · JCT.SR1655&I-40 · Structure no. 000000001830142

Built
1979
46 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
391 ft
2 main spans
Daily traffic
6,400
2021 count
Owner
State
State Highway Agency

About this bridge

SR1655 over I40 SR1728E.RAMP is a steel continuous stringer/multi-beam or girder carrying SR1655 over I40 SR1728E.RAMP in Wake County, North Carolina. It was built in 1979, so it is 46 years old, older than the North Carolina average of 38.7 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 6,400 vehicles a day, roughly 7% of them trucks, projected to reach 12,800 by 2040. The structure is 391 ft (119.1 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSR1655
CrossesI40 SR1728E.RAMP
LocationJCT.SR1655&I-40
RouteState Highway 1655
CountyWake County
StateNorth Carolina
Coordinates35.82008, -78.743
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.9 US tons
Inventory rating53.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 15
Structure length391 ft (119.1 m)
Longest span150 ft (45.7 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,400 (2021)
Projected traffic12,800 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 SR1655 over I40 SR1728E.RAMP built?

It was built in 1979, making it 46 years old in 2025.

What condition is SR1655 over I40 SR1728E.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 2024.

How much traffic does SR1655 over I40 SR1728E.RAMP carry?

About 6,400 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is SR1655 over I40 SR1728E.RAMP?

The structure is 391 ft (119.1 m) long with a longest span of 150 ft (45.7 m) and a deck 33 ft wide.

Who owns SR1655 over I40 SR1728E.RAMP?

It is owned by the State Highway Agency.