US Bridges

Route 13 Nbl over Ches. Bay - N. Channel

Good

Northampton County, Virginia · 3.74NHMPTN CO1468NCL Va B · Structure no. 000000000012752

Built
1964
61 years old
Condition
Good
inspected September 2023
Type
Truss - Thru
Steel
Length
3,793 ft
1 main span
Daily traffic
5,424
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

Route 13 Nbl over Ches. Bay - N. Channel is a steel truss - thru carrying Route 13 Nbl over Ches. Bay - N. Channel in Northampton County, Virginia. It was built in 1964, so it is 61 years old, older than the Virginia average of 50.7 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 5,424 vehicles a day, projected to reach 7,919 by 2042. The structure is 3,793 ft (1,156.1 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesRoute 13 Nbl
CrossesChes. Bay - N. Channel
Location3.74NHMPTN CO1468NCL Va B
RouteU.S. Route 13
CountyNorthampton County
StateVirginia
Coordinates37.06842, -76.0306
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating34 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+17 approach)
Design loadHS 20 + Mod
Structure length3,793 ft (1,156.1 m)
Longest span327 ft (99.7 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck16 ft (4.9 m)

Traffic and service

Average daily traffic5,424 (2022)
Projected traffic7,919 by 2042
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$200 million (2018 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Route 13 Nbl over Ches. Bay - N. Channel built?

It was built in 1964, making it 61 years old in 2025.

What condition is Route 13 Nbl over Ches. Bay - N. Channel 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 September 2023.

How much traffic does Route 13 Nbl over Ches. Bay - N. Channel carry?

About 5,424 vehicles per day (2022 count).

How long is Route 13 Nbl over Ches. Bay - N. Channel?

The structure is 3,793 ft (1,156.1 m) long with a longest span of 327 ft (99.7 m) and a deck 33 ft wide.

Who owns Route 13 Nbl over Ches. Bay - N. Channel?

It is owned by the State Toll Authority.