US Bridges

SR1127 over US 1

Fair

Wake County, North Carolina · 0.1 Mi. E. Jct. SR1149 · Structure no. 000000001830103

Built
1962
63 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
208 ft
4 main spans
Daily traffic
7,200
2021 count
Owner
State
State Highway Agency

About this bridge

SR1127 over US 1 is a prestressed concrete stringer/multi-beam or girder carrying SR1127 over US 1 in Wake County, North Carolina. It was built in 1962, so it is 63 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 7,200 vehicles a day, roughly 7% of them trucks, projected to reach 14,400 by 2040. The structure is 208 ft (63.3 m) long and 33 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

Open in Google Maps
CarriesSR1127
CrossesUS 1
Location0.1 Mi. E. Jct. SR1149
RouteState Highway 1127
CountyWake County
StateNorth Carolina
Coordinates35.66884, -78.93052
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
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 rating99 US tons
Inventory rating59 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length208 ft (63.3 m)
Longest span54 ft (16.4 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,200 (2021)
Projected traffic14,400 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed5.6 mi (9 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR1127 over US 1 built?

It was built in 1962, making it 63 years old in 2025.

What condition is SR1127 over US 1 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 September 2023.

How much traffic does SR1127 over US 1 carry?

About 7,200 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is SR1127 over US 1?

The structure is 208 ft (63.3 m) long with a longest span of 54 ft (16.4 m) and a deck 33 ft wide.

Who owns SR1127 over US 1?

It is owned by the State Highway Agency.