US Bridges

Blacks Creek Road over Colliers Creek

Good

Rockbridge County, Virginia · 0.01 to 770 & 0.14 to 655 · Structure no. 000000000015556

Built
1994
31 years old
Condition
Good
inspected July 2023
Type
Slab
Prestressed Concrete
Length
81 ft
2 main spans
Daily traffic
336
2022 count
Owner
State
State Highway Agency

About this bridge

Blacks Creek Road over Colliers Creek is a prestressed concrete slab carrying Blacks Creek Road over Colliers Creek in Rockbridge County, Virginia. It was built in 1994, so it is 31 years old, younger 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 336 vehicles a day, roughly 1% of them trucks, projected to reach 375 by 2045. The structure is 81 ft (24.7 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesBlacks Creek Road
CrossesColliers Creek
Location0.01 to 770 & 0.14 to 655
RouteCounty Highway 657
CountyRockbridge County
StateVirginia
Coordinates37.78553, -79.58994
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 protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating66 US tons
Inventory rating51 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20 + Mod
Structure length81 ft (24.7 m)
Longest span39 ft (12 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic336 (2022)
Projected traffic375 by 2045
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Blacks Creek Road over Colliers Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Blacks Creek Road over Colliers 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 July 2023.

How much traffic does Blacks Creek Road over Colliers Creek carry?

About 336 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Blacks Creek Road over Colliers Creek?

The structure is 81 ft (24.7 m) long with a longest span of 39 ft (12 m) and a deck 30 ft wide.

Who owns Blacks Creek Road over Colliers Creek?

It is owned by the State Highway Agency.