US Bridges

T743 Quemng Dam RD over Trib to Quemahoning CR

Fair

Somerset County, Pennsylvania · 2 Mi.S.Of Hollsopple · Structure no. 000000000031845

Built
1930
95 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
23 ft
1 main span
Daily traffic
103
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T743 Quemng Dam RD over Trib to Quemahoning CR is a steel stringer/multi-beam or girder carrying T743 Quemng Dam RD over Trib to Quemahoning CR in Somerset County, Pennsylvania. It was built in 1930, so it is 95 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 103 vehicles a day, roughly 1% of them trucks, projected to reach 128 by 2044. The structure is 23 ft (7 m) long and 18 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT743 Quemng Dam RD
CrossesTrib to Quemahoning CR
Location2 Mi.S.Of Hollsopple
RouteCity Street 0
Coordinates40.19255, -78.93995
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating84 US tons
Inventory rating50 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width18 ft (5.4 m)
Roadway width17 ft (5.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic103 (2024)
Projected traffic128 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$456,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T743 Quemng Dam RD over Trib to Quemahoning CR built?

It was built in 1930, making it 95 years old in 2025.

What condition is T743 Quemng Dam RD over Trib to Quemahoning CR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does T743 Quemng Dam RD over Trib to Quemahoning CR carry?

About 103 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is T743 Quemng Dam RD over Trib to Quemahoning CR?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 18 ft wide.

Who owns T743 Quemng Dam RD over Trib to Quemahoning CR?

It is owned by the Town or Township Highway Agency.