US Bridges

MOOREFIELDSTORE700 over Mayo River

Fair

Patrick County, Virginia · 1.20-RT 631;1.40-RT 831 · Structure no. 000000000013373

Built
1973
52 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
183 ft
3 main spans
Daily traffic
903
2022 count
Owner
State
State Highway Agency

About this bridge

MOOREFIELDSTORE700 over Mayo River is a steel stringer/multi-beam or girder carrying MOOREFIELDSTORE700 over Mayo River in Patrick County, Virginia. It was built in 1973, so it is 52 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 903 vehicles a day, roughly 1% of them trucks, projected to reach 1,184 by 2042. The structure is 183 ft (55.7 m) long and 32 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesMOOREFIELDSTORE700
CrossesMayo River
Location1.20-RT 631;1.40-RT 831
RouteCounty Highway 700
CountyPatrick County
StateVirginia
Coordinates36.57078, -80.13026
Functional classRural Major 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating79 US tons
Inventory rating61 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length183 ft (55.7 m)
Longest span61 ft (18.5 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic903 (2022)
Projected traffic1,184 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 MOOREFIELDSTORE700 over Mayo River built?

It was built in 1973, making it 52 years old in 2025.

What condition is MOOREFIELDSTORE700 over Mayo 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 January 2024.

How much traffic does MOOREFIELDSTORE700 over Mayo River carry?

About 903 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is MOOREFIELDSTORE700 over Mayo River?

The structure is 183 ft (55.7 m) long with a longest span of 61 ft (18.5 m) and a deck 32 ft wide.

Who owns MOOREFIELDSTORE700 over Mayo River?

It is owned by the State Highway Agency.