US Bridges

SR1550 over Lumber River Overflow

Good

Robeson County, North Carolina · 0.2 MI.W.JCT.SR1339 · Structure no. 000000001550174

Built
2018
7 years old
Condition
Good
inspected April 2024
Type
Slab
Prestressed Concrete
Length
132 ft
3 main spans
Daily traffic
1,400
2022 count
Owner
State
State Highway Agency

About this bridge

SR1550 over Lumber River Overflow is a prestressed concrete slab carrying SR1550 over Lumber River Overflow in Robeson County, North Carolina. It was built in 2018, so it is 7 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,400 vehicles a day, roughly 6% of them trucks, projected to reach 2,800 by 2040. The structure is 132 ft (40.2 m) long and 36 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSR1550
CrossesLumber River Overflow
Location0.2 MI.W.JCT.SR1339
RouteState Highway 1550
Coordinates34.62419, -79.13161
Functional classRural Minor Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
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 rating42 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length132 ft (40.2 m)
Longest span54 ft (16.4 m)
Deck width36 ft (10.9 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2022)
Projected traffic2,800 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 SR1550 over Lumber River Overflow built?

It was built in 2018, making it 7 years old in 2025.

What condition is SR1550 over Lumber River Overflow 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 April 2024.

How much traffic does SR1550 over Lumber River Overflow carry?

About 1,400 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is SR1550 over Lumber River Overflow?

The structure is 132 ft (40.2 m) long with a longest span of 54 ft (16.4 m) and a deck 36 ft wide.

Who owns SR1550 over Lumber River Overflow?

It is owned by the State Highway Agency.