US Bridges

Navy Road over Man Made Canals

Good

Dare County, North Carolina · 10 MI SW of Manns Harbor · Structure no. 000041630-00006

Built
2003
22 years old
Condition
Good
inspected April 2021
Type
Slab
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
60
2021 count
Owner
Federal
Bureau of Fish and Wildlife

About this bridge

Navy Road over Man Made Canals is a prestressed concrete slab carrying Navy Road over Man Made Canals in Dare County, North Carolina. It was built in 2003, so it is 22 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 60 vehicles a day, projected to reach 75 by 2041. The structure is 56 ft (17.1 m) long and 18 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesNavy Road
CrossesMan Made Canals
Location10 MI SW of Manns Harbor
RouteFederal Lands Road 0
CountyDare County
StateNorth Carolina
Coordinates35.78183, -75.90117
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2021
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61 US tons
Inventory rating47 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span55 ft (16.8 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (5 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic60 (2021)
Projected traffic75 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Fish and Wildlife
Maintained byBureau of Fish and Wildlife
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 Navy Road over Man Made Canals built?

It was built in 2003, making it 22 years old in 2025.

What condition is Navy Road over Man Made Canals 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 2021.

How much traffic does Navy Road over Man Made Canals carry?

About 60 vehicles per day (2021 count).

How long is Navy Road over Man Made Canals?

The structure is 56 ft (17.1 m) long with a longest span of 55 ft (16.8 m) and a deck 18 ft wide.

Who owns Navy Road over Man Made Canals?

It is owned by the Bureau of Fish and Wildlife.