US Bridges

T-636 Aspen Road over Bear Creek

Good

Butler County, Pennsylvania · 0.25 MI SE of Basswood RD · Structure no. 000000000046870

Built
2011
14 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
43 ft
1 main span
Daily traffic
100
2015 count
Owner
County
County Highway Agency

About this bridge

T-636 Aspen Road over Bear Creek is a steel stringer/multi-beam or girder carrying T-636 Aspen Road over Bear Creek in Butler County, Pennsylvania. It was built in 2011, so it is 14 years old, younger 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 100 vehicles a day, roughly 2% of them trucks, projected to reach 120 by 2035. The structure is 43 ft (13.1 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT-636 Aspen Road
CrossesBear Creek
Location0.25 MI SE of Basswood RD
RouteCity Street 0
Coordinates41.01661, -79.77191
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101.4 US tons
Inventory rating77.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length43 ft (13.1 m)
Longest span42 ft (12.8 m)
Deck width22 ft (6.7 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2015)
Projected traffic120 by 2035
Trucks2%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T-636 Aspen Road over Bear Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is T-636 Aspen Road over Bear 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 November 2023.

How much traffic does T-636 Aspen Road over Bear Creek carry?

About 100 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is T-636 Aspen Road over Bear Creek?

The structure is 43 ft (13.1 m) long with a longest span of 42 ft (12.8 m) and a deck 22 ft wide.

Who owns T-636 Aspen Road over Bear Creek?

It is owned by the County Highway Agency.