US Bridges

Chestnut Grove RD over Isaacs Creek

Good

Frederick County, Virginia · 2.13 to 608 - 1.02 to 805 · Structure no. 000000000008281

Built
1947
78 years old, rebuilt 1988
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
78 ft
2 main spans
Daily traffic
232
2017 count
Owner
State
State Highway Agency

About this bridge

Chestnut Grove RD over Isaacs Creek is a steel stringer/multi-beam or girder carrying Chestnut Grove RD over Isaacs Creek in Frederick County, Virginia. It was built in 1947 and reconstructed in 1988, so it is 78 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 232 vehicles a day, projected to reach 362 by 2042. The structure is 78 ft (23.8 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesChestnut Grove RD
CrossesIsaacs Creek
Location2.13 to 608 - 1.02 to 805
RouteCounty Highway 681
Coordinates39.29678, -78.22874
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans2
Design loadHS 20 + Mod
Structure length78 ft (23.8 m)
Longest span47 ft (14.3 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic232 (2017)
Projected traffic362 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Chestnut Grove RD over Isaacs Creek built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1988.

What condition is Chestnut Grove RD over Isaacs 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 August 2024.

How much traffic does Chestnut Grove RD over Isaacs Creek carry?

About 232 vehicles per day (2017 count).

How long is Chestnut Grove RD over Isaacs Creek?

The structure is 78 ft (23.8 m) long with a longest span of 47 ft (14.3 m) and a deck 27 ft wide.

Who owns Chestnut Grove RD over Isaacs Creek?

It is owned by the State Highway Agency.