US Bridges

T-631 Ross Road over Tenmile Creek Tributary

Good

Washington County, Pennsylvania · 200 East of SR 2007 · Structure no. 000000000035241

Built
1936
89 years old, rebuilt 2014
Condition
Good
inspected September 2023
Type
Slab
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
50
2019 count
Owner
County
County Highway Agency

About this bridge

T-631 Ross Road over Tenmile Creek Tributary is a prestressed concrete slab carrying T-631 Ross Road over Tenmile Creek Tributary in Washington County, Pennsylvania. It was built in 1936 and reconstructed in 2014, so it is 89 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 50 vehicles a day, projected to reach 50 by 2039. The structure is 33 ft (10.1 m) long and 17 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesT-631 Ross Road
CrossesTenmile Creek Tributary
Location200 East of SR 2007
RouteCity Street 0T631
Coordinates40.06588, -80.22914
Functional classRural Minor Arterial

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating62.5 US tons
Inventory rating41.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width17 ft (5.1 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2019)
Projected traffic50 by 2039
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$26,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-631 Ross Road over Tenmile Creek Tributary built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 2014.

What condition is T-631 Ross Road over Tenmile Creek Tributary 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 September 2023.

How much traffic does T-631 Ross Road over Tenmile Creek Tributary carry?

About 50 vehicles per day (2019 count).

How long is T-631 Ross Road over Tenmile Creek Tributary?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 17 ft wide.

Who owns T-631 Ross Road over Tenmile Creek Tributary?

It is owned by the County Highway Agency.