US Bridges

White Marsh Rd. over Cypress Swamp

Fair

Suffolk city, Virginia · 0.90MI.FR.INT.RTE:675 · Structure no. 000000000022128

Built
1959
66 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete
Length
100 ft
3 main spans
Daily traffic
437
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

White Marsh Rd. over Cypress Swamp is a concrete tee beam carrying White Marsh Rd. over Cypress Swamp in Suffolk city, Virginia. It was built in 1959, so it is 66 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 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 437 vehicles a day, projected to reach 487 by 2045. The structure is 100 ft (30.5 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesWhite Marsh Rd.
CrossesCypress Swamp
Location0.90MI.FR.INT.RTE:675
RouteCity Street 642
CountySuffolk city
StateVirginia
Coordinates36.62724, -76.58262
Functional classUrban Collector

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating72.1 US tons
Inventory rating43.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length100 ft (30.5 m)
Longest span33 ft (10.1 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic437 (2022)
Projected traffic487 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$210 million (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was White Marsh Rd. over Cypress Swamp built?

It was built in 1959, making it 66 years old in 2025.

What condition is White Marsh Rd. over Cypress Swamp 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 September 2023.

How much traffic does White Marsh Rd. over Cypress Swamp carry?

About 437 vehicles per day (2022 count).

How long is White Marsh Rd. over Cypress Swamp?

The structure is 100 ft (30.5 m) long with a longest span of 33 ft (10.1 m) and a deck 29 ft wide.

Who owns White Marsh Rd. over Cypress Swamp?

It is owned by the City or Municipal Highway Agency.