US Bridges

SR1158 over I40 & I85

Fair

Alamance County, North Carolina · .27M. N. Jct. SR1216 · Structure no. 000000000010075

Built
1993
32 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
333 ft
4 main spans
Daily traffic
37,000
2019 count
Owner
State
State Highway Agency

About this bridge

SR1158 over I40 & I85 is a steel stringer/multi-beam or girder carrying SR1158 over I40 & I85 in Alamance County, North Carolina. It was built in 1993, so it is 32 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 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 37,000 vehicles a day, roughly 6% of them trucks, projected to reach 74,000 by 2040. The structure is 333 ft (101.4 m) long and 75 ft wide.

CarriesSR1158
CrossesI40 & I85
Location.27M. N. Jct. SR1216
RouteState Highway 1158
Coordinates36.06739, -79.49832
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length333 ft (101.4 m)
Longest span111 ft (33.8 m)
Deck width75 ft (23 m)
Roadway width72 ft (22 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,000 (2019)
Projected traffic74,000 by 2040
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 SR1158 over I40 & I85 built?

It was built in 1993, making it 32 years old in 2025.

What condition is SR1158 over I40 & I85 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 January 2025.

How much traffic does SR1158 over I40 & I85 carry?

About 37,000 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is SR1158 over I40 & I85?

The structure is 333 ft (101.4 m) long with a longest span of 111 ft (33.8 m) and a deck 75 ft wide.

Who owns SR1158 over I40 & I85?

It is owned by the State Highway Agency.