US Bridges

SR2159 over Br. of Rocky River

Good

Chatham County, North Carolina · 0.5 Mi. W. Jct. SR2161 · Structure no. 000000000370129

Built
2014
11 years old
Condition
Good
inspected March 2021
Type
Slab
Prestressed Concrete
Length
128 ft
3 main spans
Daily traffic
220
2015 count
Owner
State
State Highway Agency

About this bridge

SR2159 over Br. of Rocky River is a prestressed concrete slab carrying SR2159 over Br. of Rocky River in Chatham County, North Carolina. It was built in 2014, so it is 11 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 220 vehicles a day, roughly 6% of them trucks, projected to reach 440 by 2040. The structure is 128 ft (39 m) long and 33 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSR2159
CrossesBr. of Rocky River
Location0.5 Mi. W. Jct. SR2161
RouteState Highway 2159
Coordinates35.70777, -79.24351
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.9 US tons
Inventory rating48.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length128 ft (39 m)
Longest span59 ft (17.9 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2015)
Projected traffic440 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 SR2159 over Br. of Rocky River built?

It was built in 2014, making it 11 years old in 2025.

What condition is SR2159 over Br. of Rocky River 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 March 2021.

How much traffic does SR2159 over Br. of Rocky River carry?

About 220 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is SR2159 over Br. of Rocky River?

The structure is 128 ft (39 m) long with a longest span of 59 ft (17.9 m) and a deck 33 ft wide.

Who owns SR2159 over Br. of Rocky River?

It is owned by the State Highway Agency.