US Bridges

SR1552 over Cooper Swamp

Good

Martin County, North Carolina · 0.5 MI N JCT SR1510 · Structure no. 000000001170046

Built
2013
12 years old
Condition
Good
inspected March 2022
Type
Slab
Prestressed Concrete
Length
62 ft
1 main span
Daily traffic
560
2016 count
Owner
State
State Highway Agency

About this bridge

SR1552 over Cooper Swamp is a prestressed concrete slab carrying SR1552 over Cooper Swamp in Martin County, North Carolina. It was built in 2013, so it is 12 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 560 vehicles a day, roughly 6% of them trucks, projected to reach 1,120 by 2040. The structure is 62 ft (18.8 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSR1552
CrossesCooper Swamp
Location0.5 MI N JCT SR1510
RouteState Highway 1552
CountyMartin County
StateNorth Carolina
Coordinates35.80154, -76.87977
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionMarch 2022
Inspection intervalevery 48 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 rating74 US tons
Inventory rating49.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length62 ft (18.8 m)
Longest span59 ft (17.9 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic560 (2016)
Projected traffic1,120 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 SR1552 over Cooper Swamp built?

It was built in 2013, making it 12 years old in 2025.

What condition is SR1552 over Cooper Swamp 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 March 2022.

How much traffic does SR1552 over Cooper Swamp carry?

About 560 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is SR1552 over Cooper Swamp?

The structure is 62 ft (18.8 m) long with a longest span of 59 ft (17.9 m) and a deck 30 ft wide.

Who owns SR1552 over Cooper Swamp?

It is owned by the State Highway Agency.