US Bridges

SR1700 over NE Cape Fear Overflow

Fair

Duplin County, North Carolina · 0.7 Mi.W. SR1701 · Structure no. 000000000610148

Built
1987
38 years old
Condition
Fair
inspected October 2023
Type
Slab
Prestressed Concrete
Length
105 ft
3 main spans
Daily traffic
750
2021 count
Owner
State
State Highway Agency

About this bridge

SR1700 over NE Cape Fear Overflow is a prestressed concrete slab carrying SR1700 over NE Cape Fear Overflow in Duplin County, North Carolina. It was built in 1987, so it is 38 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 750 vehicles a day, roughly 6% of them trucks, projected to reach 1,500 by 2040. The structure is 105 ft (32 m) long and 27 ft wide. If it were closed, the detour would be 13.7 mi (22 km).

CarriesSR1700
CrossesNE Cape Fear Overflow
Location0.7 Mi.W. SR1701
RouteState Highway 1700
Coordinates34.97971, -77.86896
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
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 rating92.9 US tons
Inventory rating54.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length105 ft (32 m)
Longest span33 ft (10 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2021)
Projected traffic1,500 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13.7 mi (22 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 SR1700 over NE Cape Fear Overflow built?

It was built in 1987, making it 38 years old in 2025.

What condition is SR1700 over NE Cape Fear Overflow 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 October 2023.

How much traffic does SR1700 over NE Cape Fear Overflow carry?

About 750 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is SR1700 over NE Cape Fear Overflow?

The structure is 105 ft (32 m) long with a longest span of 33 ft (10 m) and a deck 27 ft wide.

Who owns SR1700 over NE Cape Fear Overflow?

It is owned by the State Highway Agency.