US Bridges

SR1730 over Harris Creek

Fair

Wilkes County, North Carolina · .3 MI.E.JCT.SR1736 · Structure no. 000000001930146

Built
2001
24 years old
Condition
Fair
inspected December 2024
Type
Slab
Prestressed Concrete
Length
70 ft
2 main spans
Daily traffic
250
2022 count
Owner
State
State Highway Agency

About this bridge

SR1730 over Harris Creek is a prestressed concrete slab carrying SR1730 over Harris Creek in Wilkes County, North Carolina. It was built in 2001, so it is 24 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 250 vehicles a day, roughly 6% of them trucks, projected to reach 500 by 2040. The structure is 70 ft (21.3 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR1730
CrossesHarris Creek
Location.3 MI.E.JCT.SR1736
RouteState Highway 1730
Coordinates36.36883, -81.10599
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating75.9 US tons
Inventory rating45 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20 + Mod
Structure length70 ft (21.3 m)
Longest span43 ft (13.1 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2022)
Projected traffic500 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 SR1730 over Harris Creek built?

It was built in 2001, making it 24 years old in 2025.

What condition is SR1730 over Harris Creek 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 December 2024.

How much traffic does SR1730 over Harris Creek carry?

About 250 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1730 over Harris Creek?

The structure is 70 ft (21.3 m) long with a longest span of 43 ft (13.1 m) and a deck 27 ft wide.

Who owns SR1730 over Harris Creek?

It is owned by the State Highway Agency.