US Bridges

Is 664 Nbl S Appr over James River

Fair

Newport News city, Virginia · South Approach Mmmbt · Structure no. 000000000020752

Built
1990
35 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
16,685 ft
229 main spans
Daily traffic
34,964
2022 count
Owner
State
State Highway Agency

About this bridge

Is 664 Nbl S Appr over James River is a prestressed concrete continuous stringer/multi-beam or girder carrying Is 664 Nbl S Appr over James River in Newport News city, Virginia. It was built in 1990, so it is 35 years old, younger than the Virginia average of 50.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 34,964 vehicles a day, projected to reach 51,047 by 2042. The structure is 16,685 ft (5,085.6 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIs 664 Nbl S Appr
CrossesJames River
LocationSouth Approach Mmmbt
RouteInterstate 664
CountyNewport News city
StateVirginia
Coordinates36.94403, -76.40322
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating42 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans229 (+3 approach)
Design loadHS 20 + Mod
Structure length16,685 ft (5,085.6 m)
Longest span100 ft (30.5 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deck16 ft (4.9 m)

Traffic and service

Average daily traffic34,964 (2022)
Projected traffic51,047 by 2042
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Is 664 Nbl S Appr over James River built?

It was built in 1990, making it 35 years old in 2025.

What condition is Is 664 Nbl S Appr over James River 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 July 2024.

How much traffic does Is 664 Nbl S Appr over James River carry?

About 34,964 vehicles per day (2022 count).

How long is Is 664 Nbl S Appr over James River?

The structure is 16,685 ft (5,085.6 m) long with a longest span of 100 ft (30.5 m) and a deck 44 ft wide.

Who owns Is 664 Nbl S Appr over James River?

It is owned by the State Highway Agency.