US Bridges

Alum Springs RD over Mud Run

Fair

Shenandoah County, Virginia · 0.00 to 703 - 1.30 to 702 · Structure no. 000000000017273

Built
1932
93 years old, rebuilt 1999
Condition
Fair
inspected August 2023
Type
Slab
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
351
2014 count
Owner
State
State Highway Agency

About this bridge

Alum Springs RD over Mud Run is a prestressed concrete slab carrying Alum Springs RD over Mud Run in Shenandoah County, Virginia. It was built in 1932 and reconstructed in 1999, 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 5 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 351 vehicles a day, projected to reach 531 by 2045. The structure is 33 ft (10.1 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAlum Springs RD
CrossesMud Run
Location0.00 to 703 - 1.30 to 702
RouteCounty Highway 717
Coordinates38.85782, -78.73045
Functional classRural Local

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating77.1 US tons
Inventory rating59 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20 + Mod
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic351 (2014)
Projected traffic531 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Alum Springs RD over Mud Run built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1999.

What condition is Alum Springs RD over Mud Run 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 August 2023.

How much traffic does Alum Springs RD over Mud Run carry?

About 351 vehicles per day (2014 count).

How long is Alum Springs RD over Mud Run?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 32 ft wide.

Who owns Alum Springs RD over Mud Run?

It is owned by the State Highway Agency.