US Bridges

T840 Mt Carmel DR over Biscuit Spring Run

Good

Somerset County, Pennsylvania · Ogletown · Structure no. 000000000031573

Built
1952
73 years old, rebuilt 2004
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
23 ft
1 main span
Daily traffic
585
2024 count
Owner
State
State Highway Agency

About this bridge

T840 Mt Carmel DR over Biscuit Spring Run is a steel stringer/multi-beam or girder carrying T840 Mt Carmel DR over Biscuit Spring Run in Somerset County, Pennsylvania. It was built in 1952 and reconstructed in 2004, so it is 73 years old, older than the Pennsylvania average of 54.8 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 585 vehicles a day, roughly 6% of them trucks, projected to reach 475 by 2032. The structure is 23 ft (7 m) long and 26 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesT840 Mt Carmel DR
CrossesBiscuit Spring Run
LocationOgletown
RouteState Highway 0
Coordinates40.1993, -78.70411
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
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 alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating58 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length23 ft (7 m)
Longest span22 ft (6.7 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic585 (2024)
Projected traffic475 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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$461,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T840 Mt Carmel DR over Biscuit Spring Run built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 2004.

What condition is T840 Mt Carmel DR over Biscuit Spring Run 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 2024.

How much traffic does T840 Mt Carmel DR over Biscuit Spring Run carry?

About 585 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is T840 Mt Carmel DR over Biscuit Spring Run?

The structure is 23 ft (7 m) long with a longest span of 22 ft (6.7 m) and a deck 26 ft wide.

Who owns T840 Mt Carmel DR over Biscuit Spring Run?

It is owned by the State Highway Agency.