US Bridges

Dry Hill RD 788 over Tharp Creek

Good

Franklin County, Virginia · 0.05 Rt 637; 1.40 Rt 789 · Structure no. 000000000007983

Built
1932
93 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
97
2017 count
Owner
State
State Highway Agency

About this bridge

Dry Hill RD 788 over Tharp Creek is a concrete slab carrying Dry Hill RD 788 over Tharp Creek in Franklin County, Virginia. It was built in 1932, 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 97 vehicles a day, projected to reach 111 by 2045. The structure is 23 ft (7 m) long and 20 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDry Hill RD 788
CrossesTharp Creek
Location0.05 Rt 637; 1.40 Rt 789
RouteCounty Highway 788
Coordinates36.91885, -80.11356
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating99 US tons
Inventory rating77.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length23 ft (7 m)
Longest span21 ft (6.5 m)
Deck width20 ft (6 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic97 (2017)
Projected traffic111 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$893 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Dry Hill RD 788 over Tharp Creek built?

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

What condition is Dry Hill RD 788 over Tharp Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Dry Hill RD 788 over Tharp Creek carry?

About 97 vehicles per day (2017 count).

How long is Dry Hill RD 788 over Tharp Creek?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.5 m) and a deck 20 ft wide.

Who owns Dry Hill RD 788 over Tharp Creek?

It is owned by the State Highway Agency.