US Bridges

Allegheny St. over Big Creek

Good

Tazewell County, Virginia · 0.20 4th St; 0.01 3rd ST · Structure no. 000000000022461

Built
1932
93 years old, rebuilt 2021
Condition
Good
inspected December 2023
Type
Slab
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
87
1990 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Allegheny St. over Big Creek is a prestressed concrete slab carrying Allegheny St. over Big Creek in Tazewell County, Virginia. It was built in 1932 and reconstructed in 2021, 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 87 vehicles a day, projected to reach 131 by 2039. The structure is 43 ft (13.1 m) long and 19 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAllegheny St.
CrossesBig Creek
Location0.20 4th St; 0.01 3rd ST
RouteCity Street 0
Coordinates37.09711, -81.80073
Functional classUrban Local

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 protection7 GoodSome minor problems.
Last inspectionDecember 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 adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating91.1 US tons
Inventory rating67 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length43 ft (13.1 m)
Longest span43 ft (13.1 m)
Deck width19 ft (5.9 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic87 (1990)
Projected traffic131 by 2039
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$141.7 million (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Allegheny St. over Big Creek built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 2021.

What condition is Allegheny St. over Big 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 December 2023.

How much traffic does Allegheny St. over Big Creek carry?

About 87 vehicles per day (1990 count).

How long is Allegheny St. over Big Creek?

The structure is 43 ft (13.1 m) long with a longest span of 43 ft (13.1 m) and a deck 19 ft wide.

Who owns Allegheny St. over Big Creek?

It is owned by the Town or Township Highway Agency.