US Bridges

Collierstown Road over Trid Buffalo Creek

Good

Rockbridge County, Virginia · 0.35 to 674 & 0.50 to 670 · Structure no. 000000000015348

Built
1972
53 years old
Condition
Good
inspected April 2023
Type
Slab
Concrete
Length
33 ft
1 main span
Daily traffic
1,723
2022 count
Owner
State
State Highway Agency

About this bridge

Collierstown Road over Trid Buffalo Creek is a concrete slab carrying Collierstown Road over Trid Buffalo Creek in Rockbridge County, Virginia. It was built in 1972, so it is 53 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 1,723 vehicles a day, projected to reach 1,921 by 2045. The structure is 33 ft (10 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesCollierstown Road
CrossesTrid Buffalo Creek
Location0.35 to 674 & 0.50 to 670
RouteState Highway 251
CountyRockbridge County
StateVirginia
Coordinates37.75005, -79.50099
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating79 US tons
Inventory rating61 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length33 ft (10 m)
Longest span30 ft (9.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,723 (2022)
Projected traffic1,921 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$35 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Collierstown Road over Trid Buffalo Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Collierstown Road over Trid Buffalo 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 April 2023.

How much traffic does Collierstown Road over Trid Buffalo Creek carry?

About 1,723 vehicles per day (2022 count).

How long is Collierstown Road over Trid Buffalo Creek?

The structure is 33 ft (10 m) long with a longest span of 30 ft (9.1 m) and a deck 26 ft wide.

Who owns Collierstown Road over Trid Buffalo Creek?

It is owned by the State Highway Agency.