US Bridges

SR1528 over Tributary of South Flat

Good

Orange County, North Carolina · 50 Ft. S. Jct. SR1526 · Structure no. 000000001350141

Built
2014
11 years old
Condition
Good
inspected February 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
80 ft
1 main span
Daily traffic
1,100
2015 count
Owner
State
State Highway Agency

About this bridge

SR1528 over Tributary of South Flat is a prestressed concrete box beam or girders - multiple carrying SR1528 over Tributary of South Flat in Orange 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 1,100 vehicles a day, roughly 6% of them trucks, projected to reach 2,200 by 2040. The structure is 80 ft (24.3 m) long and 30 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1528
CrossesTributary of South Flat
Location50 Ft. S. Jct. SR1526
RouteState Highway 1528
Coordinates36.23429, -78.99363
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 inspectionFebruary 2022
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 rating63.9 US tons
Inventory rating48 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length80 ft (24.3 m)
Longest span77 ft (23.4 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2015)
Projected traffic2,200 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 SR1528 over Tributary of South Flat built?

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

What condition is SR1528 over Tributary of South Flat 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 February 2022.

How much traffic does SR1528 over Tributary of South Flat carry?

About 1,100 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is SR1528 over Tributary of South Flat?

The structure is 80 ft (24.3 m) long with a longest span of 77 ft (23.4 m) and a deck 30 ft wide.

Who owns SR1528 over Tributary of South Flat?

It is owned by the State Highway Agency.