US Bridges

SR1758 over Ten Mile Swamp

FairPosted for load

Robeson County, North Carolina · 0.02MI.N.JCT.SR1765 · Structure no. 000000001550009

Built
1954
71 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
35 ft
2 main spans
Daily traffic
910
2017 count
Owner
State
State Highway Agency

About this bridge

SR1758 over Ten Mile Swamp is a wood or timber stringer/multi-beam or girder carrying SR1758 over Ten Mile Swamp in Robeson County, North Carolina. It was built in 1954, so it is 71 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 910 vehicles a day, roughly 6% of them trucks, projected to reach 1,820 by 2040. The structure is 35 ft (10.6 m) long and 27 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1758
CrossesTen Mile Swamp
Location0.02MI.N.JCT.SR1765
RouteState Highway 1758
Coordinates34.75811, -79.02096
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating29 US tons
Inventory rating15 US tons

Structure

MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length35 ft (10.6 m)
Longest span17 ft (5.1 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic910 (2017)
Projected traffic1,820 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1758 over Ten Mile Swamp built?

It was built in 1954, making it 71 years old in 2025.

What condition is SR1758 over Ten Mile Swamp 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 May 2024.

How much traffic does SR1758 over Ten Mile Swamp carry?

About 910 vehicles per day (2017 count), of which roughly 6% are trucks.

How long is SR1758 over Ten Mile Swamp?

The structure is 35 ft (10.6 m) long with a longest span of 17 ft (5.1 m) and a deck 27 ft wide.

Who owns SR1758 over Ten Mile Swamp?

It is owned by the State Highway Agency.