US Bridges

SR2691 over Irwin Creek

Fair

Mecklenburg County, North Carolina · 0.9 Mi. S. Jct. I-85 · Structure no. 000000001190156

Built
2004
21 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
122 ft
2 main spans
Daily traffic
18,500
2022 count
Owner
State
State Highway Agency

About this bridge

SR2691 over Irwin Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying SR2691 over Irwin Creek in Mecklenburg County, North Carolina. It was built in 2004, so it is 21 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 18,500 vehicles a day, roughly 6% of them trucks, projected to reach 37,000 by 2040. The structure is 122 ft (37.1 m) long and 81 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR2691
CrossesIrwin Creek
Location0.9 Mi. S. Jct. I-85
RouteState Highway 2691
Coordinates35.26204, -80.83711
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length122 ft (37.1 m)
Longest span64 ft (19.5 m)
Deck width81 ft (24.8 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,500 (2022)
Projected traffic37,000 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR2691 over Irwin Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is SR2691 over Irwin Creek 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 2024.

How much traffic does SR2691 over Irwin Creek carry?

About 18,500 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR2691 over Irwin Creek?

The structure is 122 ft (37.1 m) long with a longest span of 64 ft (19.5 m) and a deck 81 ft wide.

Who owns SR2691 over Irwin Creek?

It is owned by the State Highway Agency.