US Bridges

Mt Zion RD./707 over Crooked Creek

FairPosted for load

Carroll County, Virginia · 0.55-RTE733; 1.05-RTE635 · Structure no. 000000000004719

Built
1932
93 years old, rebuilt 2002
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
150 ft
3 main spans
Daily traffic
572
2022 count
Owner
State
State Highway Agency

About this bridge

Mt Zion RD./707 over Crooked Creek is a steel stringer/multi-beam or girder carrying Mt Zion RD./707 over Crooked Creek in Carroll County, Virginia. It was built in 1932 and reconstructed in 2002, so it is 93 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. Its operating status is: posted for load restriction.

It carries about 572 vehicles a day, roughly 1% of them trucks, projected to reach 706 by 2042. The structure is 150 ft (45.7 m) long and 20 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesMt Zion RD./707
CrossesCrooked Creek
Location0.55-RTE733; 1.05-RTE635
RouteCounty Highway 707
CountyCarroll County
StateVirginia
Coordinates36.73702, -80.87797
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating47 US tons
Inventory rating28 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans3
Design loadUnknown
Structure length150 ft (45.7 m)
Longest span62 ft (18.9 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic572 (2022)
Projected traffic706 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$487.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Mt Zion RD./707 over Crooked Creek built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 2002.

What condition is Mt Zion RD./707 over Crooked 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 July 2024.

How much traffic does Mt Zion RD./707 over Crooked Creek carry?

About 572 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Mt Zion RD./707 over Crooked Creek?

The structure is 150 ft (45.7 m) long with a longest span of 62 ft (18.9 m) and a deck 20 ft wide.

Who owns Mt Zion RD./707 over Crooked Creek?

It is owned by the State Highway Agency.