US Bridges

Is 64 Wbl over Mason Creek

Fair

Norfolk city, Virginia · 0.84 Miles from Route 460 · Structure no. 000000000020927

Built
1974
51 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
954 ft
15 main spans
Daily traffic
44,429
2022 count
Owner
State
State Highway Agency

About this bridge

Is 64 Wbl over Mason Creek is a prestressed concrete stringer/multi-beam or girder carrying Is 64 Wbl over Mason Creek in Norfolk city, Virginia. It was built in 1974, so it is 51 years old, older 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 44,429 vehicles a day, projected to reach 46,844 by 2042. The structure is 954 ft (290.9 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesIs 64 Wbl
CrossesMason Creek
Location0.84 Miles from Route 460
RouteInterstate 64
CountyNorfolk city
StateVirginia
Coordinates36.93287, -76.26617
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93 US tons
Inventory rating53 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans15
Design loadHS 20 + Mod
Structure length954 ft (290.9 m)
Longest span64 ft (19.5 m)
Deck width43 ft (13.2 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,429 (2022)
Projected traffic46,844 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Is 64 Wbl over Mason Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is Is 64 Wbl over Mason Creek 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 August 2024.

How much traffic does Is 64 Wbl over Mason Creek carry?

About 44,429 vehicles per day (2022 count).

How long is Is 64 Wbl over Mason Creek?

The structure is 954 ft (290.9 m) long with a longest span of 64 ft (19.5 m) and a deck 43 ft wide.

Who owns Is 64 Wbl over Mason Creek?

It is owned by the State Highway Agency.