US Bridges

Route 13 Nbl over Ches. Bay - Trestle B

Poor

Northampton County, Virginia · 1050NHMPTN CO0489NCL Va B · Structure no. 000000000012750

Built
1964
61 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
19,798 ft
265 main spans
Daily traffic
5,424
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

Route 13 Nbl over Ches. Bay - Trestle B is a prestressed concrete stringer/multi-beam or girder carrying Route 13 Nbl over Ches. Bay - Trestle B 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 5,424 vehicles a day, projected to reach 7,919 by 2042. The structure is 19,798 ft (6,034.4 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 13 Nbl
CrossesChes. Bay - Trestle B
Location1050NHMPTN CO0489NCL Va B
RouteU.S. Route 13
Coordinates36.98439, -76.10509
Functional classRural Principal Arterial - Other

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating56 US tons
Inventory rating43 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans265
Design loadHS 20 + Mod
Structure length19,798 ft (6,034.4 m)
Longest span75 ft (22.9 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

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$21 million (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 13 Nbl over Ches. Bay - Trestle B built?

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

What condition is Route 13 Nbl over Ches. Bay - Trestle B in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Route 13 Nbl over Ches. Bay - Trestle B carry?

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

How long is Route 13 Nbl over Ches. Bay - Trestle B?

The structure is 19,798 ft (6,034.4 m) long with a longest span of 75 ft (22.9 m) and a deck 33 ft wide.

Who owns Route 13 Nbl over Ches. Bay - Trestle B?

It is owned by the State Toll Authority.