US Bridges

T-396 Clay Ave Ext over Breakneck Creek

Fair

Butler County, Pennsylvania · 0.05 MI S of Hutchman RD · Structure no. 000000000008158

Built
1955
70 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
43 ft
1 main span
Daily traffic
600
2017 count
Owner
County
County Highway Agency

About this bridge

T-396 Clay Ave Ext over Breakneck Creek is a steel stringer/multi-beam or girder carrying T-396 Clay Ave Ext over Breakneck Creek in Butler County, Pennsylvania. It was built in 1955, so it is 70 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 600 vehicles a day, roughly 9% of them trucks, projected to reach 650 by 2037. The structure is 43 ft (13.1 m) long and 21 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesT-396 Clay Ave Ext
CrossesBreakneck Creek
Location0.05 MI S of Hutchman RD
RouteCity Street 0
Coordinates40.70527, -80.01375
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
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 alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating42 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length43 ft (13.1 m)
Longest span41 ft (12.5 m)
Deck width21 ft (6.5 m)
Roadway width20 ft (6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2017)
Projected traffic650 by 2037
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$420,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-396 Clay Ave Ext over Breakneck Creek built?

It was built in 1955, making it 70 years old in 2025.

What condition is T-396 Clay Ave Ext over Breakneck Creek 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 November 2023.

How much traffic does T-396 Clay Ave Ext over Breakneck Creek carry?

About 600 vehicles per day (2017 count), of which roughly 9% are trucks.

How long is T-396 Clay Ave Ext over Breakneck Creek?

The structure is 43 ft (13.1 m) long with a longest span of 41 ft (12.5 m) and a deck 21 ft wide.

Who owns T-396 Clay Ave Ext over Breakneck Creek?

It is owned by the County Highway Agency.