US Bridges

SR2109 over Town Branch

Good

Alamance County, North Carolina · 0.14 Mi. W. Jct. NC54 · Structure no. 000000000010093

Built
1996
29 years old
Condition
Good
inspected October 2024
Type
Slab
Prestressed Concrete
Length
137 ft
3 main spans
Daily traffic
1,900
2022 count
Owner
State
State Highway Agency

About this bridge

SR2109 over Town Branch is a prestressed concrete slab carrying SR2109 over Town Branch in Alamance County, North Carolina. It was built in 1996, so it is 29 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 1,900 vehicles a day, roughly 7% of them trucks, projected to reach 3,800 by 2040. The structure is 137 ft (41.7 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR2109
CrossesTown Branch
Location0.14 Mi. W. Jct. NC54
RouteState Highway 2109
Coordinates36.04742, -79.36903
Functional classUrban Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.9 US tons
Inventory rating48.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length137 ft (41.7 m)
Longest span44 ft (13.4 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,900 (2022)
Projected traffic3,800 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR2109 over Town Branch built?

It was built in 1996, making it 29 years old in 2025.

What condition is SR2109 over Town Branch 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 October 2024.

How much traffic does SR2109 over Town Branch carry?

About 1,900 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR2109 over Town Branch?

The structure is 137 ft (41.7 m) long with a longest span of 44 ft (13.4 m) and a deck 33 ft wide.

Who owns SR2109 over Town Branch?

It is owned by the State Highway Agency.