US Bridges

SR1305 over Cawcaw Swamp

Fair

Brunswick County, North Carolina · 0.1 MI.E.JCT.SR1306 · Structure no. 000000000190070

Built
1989
36 years old
Condition
Fair
inspected June 2023
Type
Slab
Prestressed Concrete
Length
97 ft
3 main spans
Daily traffic
430
2016 count
Owner
State
State Highway Agency

About this bridge

SR1305 over Cawcaw Swamp is a prestressed concrete slab carrying SR1305 over Cawcaw Swamp in Brunswick County, North Carolina. It was built in 1989, so it is 36 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 430 vehicles a day, roughly 6% of them trucks, projected to reach 860 by 2040. The structure is 97 ft (29.5 m) long and 27 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesSR1305
CrossesCawcaw Swamp
Location0.1 MI.E.JCT.SR1306
RouteState Highway 1305
CountyBrunswick County
StateNorth Carolina
Coordinates33.95503, -78.57795
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
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 rating99 US tons
Inventory rating64.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length97 ft (29.5 m)
Longest span34 ft (10.3 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic430 (2016)
Projected traffic860 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 SR1305 over Cawcaw Swamp built?

It was built in 1989, making it 36 years old in 2025.

What condition is SR1305 over Cawcaw 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 June 2023.

How much traffic does SR1305 over Cawcaw Swamp carry?

About 430 vehicles per day (2016 count), of which roughly 6% are trucks.

How long is SR1305 over Cawcaw Swamp?

The structure is 97 ft (29.5 m) long with a longest span of 34 ft (10.3 m) and a deck 27 ft wide.

Who owns SR1305 over Cawcaw Swamp?

It is owned by the State Highway Agency.