US Bridges

SR1101 over Norfolk Southern RR

Good

Wake County, North Carolina · 0.1 MI N JCT NC42 · Structure no. 000000001830340

Built
2013
12 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
141 ft
3 main spans
Daily traffic
12,000
2021 count
Owner
State
State Highway Agency

About this bridge

SR1101 over Norfolk Southern RR is a prestressed concrete continuous stringer/multi-beam or girder carrying SR1101 over Norfolk Southern RR in Wake County, North Carolina. It was built in 2013, so it is 12 years old, younger than the North Carolina average of 38.7 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 12,000 vehicles a day, roughly 7% of them trucks, projected to reach 24,000 by 2040. The structure is 141 ft (42.9 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1101
CrossesNorfolk Southern RR
Location0.1 MI N JCT NC42
RouteState Highway 1101
Coordinates35.57282, -78.84374
Functional classUrban Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable 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 rating57 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length141 ft (42.9 m)
Longest span75 ft (22.8 m)
Deck width38 ft (11.6 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,000 (2021)
Projected traffic24,000 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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 SR1101 over Norfolk Southern RR built?

It was built in 2013, making it 12 years old in 2025.

What condition is SR1101 over Norfolk Southern RR 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 May 2023.

How much traffic does SR1101 over Norfolk Southern RR carry?

About 12,000 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is SR1101 over Norfolk Southern RR?

The structure is 141 ft (42.9 m) long with a longest span of 75 ft (22.8 m) and a deck 38 ft wide.

Who owns SR1101 over Norfolk Southern RR?

It is owned by the State Highway Agency.