US Bridges

Old Blackwater RD over Blackwater River

Fair

Southampton County, Virginia · 0.0 Mi. to Isle of Wight · Structure no. 000000000017800

Built
1963
62 years old
Condition
Fair
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
242 ft
4 main spans
Daily traffic
275
2022 count
Owner
State
State Highway Agency

About this bridge

Old Blackwater RD over Blackwater River is a prestressed concrete box beam or girders - multiple carrying Old Blackwater RD over Blackwater River in Southampton County, Virginia. It was built in 1963, so it is 62 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 275 vehicles a day, projected to reach 307 by 2042. The structure is 242 ft (73.8 m) long and 29 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesOld Blackwater RD
CrossesBlackwater River
Location0.0 Mi. to Isle of Wight
RouteCounty Highway 621
Coordinates36.97367, -76.85254
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.3 US tons
Inventory rating55.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length242 ft (73.8 m)
Longest span61 ft (18.6 m)
Deck width29 ft (8.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic275 (2022)
Projected traffic307 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

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 Old Blackwater RD over Blackwater River built?

It was built in 1963, making it 62 years old in 2025.

What condition is Old Blackwater RD over Blackwater 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 December 2024.

How much traffic does Old Blackwater RD over Blackwater River carry?

About 275 vehicles per day (2022 count).

How long is Old Blackwater RD over Blackwater River?

The structure is 242 ft (73.8 m) long with a longest span of 61 ft (18.6 m) and a deck 29 ft wide.

Who owns Old Blackwater RD over Blackwater River?

It is owned by the State Highway Agency.