US Bridges

Is 464 Nbl over South Main Street

Fair

Norfolk city, Virginia · 3.99 FR 13/0.70 to 264 · Structure no. 000000000021041

Built
1988
37 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
211 ft
4 main spans
Daily traffic
24,210
2022 count
Owner
State
State Highway Agency

About this bridge

Is 464 Nbl over South Main Street is a steel stringer/multi-beam or girder carrying Is 464 Nbl over South Main Street in Norfolk city, Virginia. It was built in 1988, so it is 37 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 6 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 24,210 vehicles a day, projected to reach 25,858 by 2042. The structure is 211 ft (64.3 m) long and 44 ft wide.

CarriesIs 464 Nbl
CrossesSouth Main Street
Location3.99 FR 13/0.70 to 264
RouteInterstate 464
Coordinates36.82787, -76.28506
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110 US tons
Inventory rating87 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length211 ft (64.3 m)
Longest span74 ft (22.6 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,210 (2022)
Projected traffic25,858 by 2042
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 464 Nbl over South Main Street built?

It was built in 1988, making it 37 years old in 2025.

What condition is Is 464 Nbl over South Main Street 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 May 2024.

How much traffic does Is 464 Nbl over South Main Street carry?

About 24,210 vehicles per day (2022 count).

How long is Is 464 Nbl over South Main Street?

The structure is 211 ft (64.3 m) long with a longest span of 74 ft (22.6 m) and a deck 44 ft wide.

Who owns Is 464 Nbl over South Main Street?

It is owned by the State Highway Agency.