US Bridges

SR2171 over Haw River

Fair

Alamance County, North Carolina · 1.1 Mi. N. Jct. NC87 · Structure no. 000000000010086

Built
1990
35 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
294 ft
4 main spans
Daily traffic
3,800
2018 count
Owner
State
State Highway Agency

About this bridge

SR2171 over Haw River is a prestressed concrete stringer/multi-beam or girder carrying SR2171 over Haw River in Alamance County, North Carolina. It was built in 1990, so it is 35 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 3,800 vehicles a day, roughly 7% of them trucks, projected to reach 7,600 by 2040. The structure is 294 ft (89.6 m) long and 33 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

Open in Google Maps
CarriesSR2171
CrossesHaw River
Location1.1 Mi. N. Jct. NC87
RouteState Highway 2171
CountyAlamance County
StateNorth Carolina
Coordinates35.94495, -79.32199
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating48 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadHS 20 + Mod
Structure length294 ft (89.6 m)
Longest span71 ft (21.6 m)
Deck width33 ft (10.2 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,800 (2018)
Projected traffic7,600 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed14.9 mi (24 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR2171 over Haw River built?

It was built in 1990, making it 35 years old in 2025.

What condition is SR2171 over Haw River 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 August 2023.

How much traffic does SR2171 over Haw River carry?

About 3,800 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is SR2171 over Haw River?

The structure is 294 ft (89.6 m) long with a longest span of 71 ft (21.6 m) and a deck 33 ft wide.

Who owns SR2171 over Haw River?

It is owned by the State Highway Agency.