US Bridges

SR1731 over Crooked Creek

Poor

Franklin County, North Carolina · 1.2 MI.N.JCT.SR1736 · Structure no. 000000000690082

Built
1971
54 years old
Condition
Poor
inspected May 2023
Type
Slab
Prestressed Concrete
Length
121 ft
3 main spans
Daily traffic
700
2022 count
Owner
State
State Highway Agency

About this bridge

SR1731 over Crooked Creek is a prestressed concrete slab carrying SR1731 over Crooked Creek in Franklin County, North Carolina. It was built in 1971, so it is 54 years old, older than the North Carolina average of 38.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 700 vehicles a day, roughly 7% of them trucks, projected to reach 1,400 by 2040. The structure is 121 ft (36.8 m) long and 31 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1731
CrossesCrooked Creek
Location1.2 MI.N.JCT.SR1736
RouteState Highway 1731
Coordinates35.92512, -78.23009
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.9 US tons
Inventory rating32 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 15
Structure length121 ft (36.8 m)
Longest span40 ft (12.1 m)
Deck width31 ft (9.3 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2022)
Projected traffic1,400 by 2040
Trucks7%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1731 over Crooked Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is SR1731 over Crooked Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2023.

How much traffic does SR1731 over Crooked Creek carry?

About 700 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR1731 over Crooked Creek?

The structure is 121 ft (36.8 m) long with a longest span of 40 ft (12.1 m) and a deck 31 ft wide.

Who owns SR1731 over Crooked Creek?

It is owned by the State Highway Agency.