US Bridges

Is 664 N Appr over Terminal Ave & Boat Harb

Fair

Newport News city, Virginia · North Approach Mmmbt · Structure no. 000000000020750

Built
1990
35 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
6,141 ft
43 main spans
Daily traffic
69,530
2022 count
Owner
State
State Highway Agency

About this bridge

Is 664 N Appr over Terminal Ave & Boat Harb is a steel continuous stringer/multi-beam or girder carrying Is 664 N Appr over Terminal Ave & Boat Harb 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 69,530 vehicles a day, projected to reach 77,526 by 2042. The structure is 6,141 ft (1,871.8 m) long and 91 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesIs 664 N Appr
CrossesTerminal Ave & Boat Harb
LocationNorth Approach Mmmbt
RouteInterstate 664
Coordinates36.9772, -76.42261
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating43 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans43 (+16 approach)
Design loadHS 20 + Mod
Structure length6,141 ft (1,871.8 m)
Longest span150 ft (45.7 m)
Deck width91 ft (27.6 m)
Roadway width85 ft (25.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69,530 (2022)
Projected traffic77,526 by 2042
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed29.8 mi (48 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Is 664 N Appr over Terminal Ave & Boat Harb built?

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

What condition is Is 664 N Appr over Terminal Ave & Boat Harb 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 November 2024.

How much traffic does Is 664 N Appr over Terminal Ave & Boat Harb carry?

About 69,530 vehicles per day (2022 count).

How long is Is 664 N Appr over Terminal Ave & Boat Harb?

The structure is 6,141 ft (1,871.8 m) long with a longest span of 150 ft (45.7 m) and a deck 91 ft wide.

Who owns Is 664 N Appr over Terminal Ave & Boat Harb?

It is owned by the State Highway Agency.