US Bridges

SR1584 over Buttermilk Creek

Good

Alamance County, North Carolina · 0.35 Mi. S. Jct. SR1581 · Structure no. 000000000010031

Built
2005
20 years old
Condition
Good
inspected November 2024
Type
Slab
Prestressed Concrete
Length
92 ft
3 main spans
Daily traffic
100
2012 count
Owner
State
State Highway Agency

About this bridge

SR1584 over Buttermilk Creek is a prestressed concrete slab carrying SR1584 over Buttermilk Creek in Alamance County, North Carolina. It was built in 2005, so it is 20 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 100 vehicles a day, projected to reach 200 by 2040. The structure is 92 ft (28 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR1584
CrossesButtermilk Creek
Location0.35 Mi. S. Jct. SR1581
RouteState Highway 1584
Coordinates36.219, -79.47383
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
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 rating89.9 US tons
Inventory rating53.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length92 ft (28 m)
Longest span38 ft (11.5 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2012)
Projected traffic200 by 2040
Trucks0%
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 SR1584 over Buttermilk Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is SR1584 over Buttermilk Creek 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 November 2024.

How much traffic does SR1584 over Buttermilk Creek carry?

About 100 vehicles per day (2012 count).

How long is SR1584 over Buttermilk Creek?

The structure is 92 ft (28 m) long with a longest span of 38 ft (11.5 m) and a deck 30 ft wide.

Who owns SR1584 over Buttermilk Creek?

It is owned by the State Highway Agency.