US Bridges

SR1303 over East Mingo Swamp

Good

Johnston County, North Carolina · 1.0 MI W JCT NC50 · Structure no. 000000001010088

Built
2013
12 years old
Condition
Good
inspected November 2021
Type
Slab
Prestressed Concrete
Length
72 ft
1 main span
Daily traffic
1,200
2016 count
Owner
State
State Highway Agency

About this bridge

SR1303 over East Mingo Swamp is a prestressed concrete slab carrying SR1303 over East Mingo Swamp in Johnston 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 1,200 vehicles a day, roughly 6% of them trucks, projected to reach 2,400 by 2040. The structure is 72 ft (21.9 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR1303
CrossesEast Mingo Swamp
Location1.0 MI W JCT NC50
RouteState Highway 1303
Coordinates35.39586, -78.57467
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 inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 rating82.9 US tons
Inventory rating62.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length72 ft (21.9 m)
Longest span69 ft (21 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2016)
Projected traffic2,400 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 SR1303 over East Mingo Swamp built?

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

What condition is SR1303 over East Mingo 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 November 2021.

How much traffic does SR1303 over East Mingo Swamp carry?

About 1,200 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is SR1303 over East Mingo Swamp?

The structure is 72 ft (21.9 m) long with a longest span of 69 ft (21 m) and a deck 30 ft wide.

Who owns SR1303 over East Mingo Swamp?

It is owned by the State Highway Agency.