US Bridges

T-414 Muddy Creek over Muddy Creek

Fair

Butler County, Pennsylvania · 0.1 MI S of Mercer RD · Structure no. 000000000008182

Built
1930
95 years old, rebuilt 2006
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
39 ft
1 main span
Daily traffic
150
2017 count
Owner
County
County Highway Agency

About this bridge

T-414 Muddy Creek over Muddy Creek is a steel stringer/multi-beam or girder carrying T-414 Muddy Creek over Muddy Creek in Butler County, Pennsylvania. It was built in 1930 and reconstructed in 2006, 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 6 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 150 vehicles a day, roughly 9% of them trucks, projected to reach 170 by 2037. The structure is 39 ft (11.9 m) long and 18 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesT-414 Muddy Creek
CrossesMuddy Creek
Location0.1 MI S of Mercer RD
RouteCity Street 0
Coordinates40.97207, -79.97411
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating88 US tons
Inventory rating53 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length39 ft (11.9 m)
Longest span36 ft (11 m)
Deck width18 ft (5.4 m)
Roadway width17 ft (5.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2017)
Projected traffic170 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$340,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-414 Muddy Creek over Muddy Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 2006.

What condition is T-414 Muddy Creek over Muddy 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 September 2023.

How much traffic does T-414 Muddy Creek over Muddy Creek carry?

About 150 vehicles per day (2017 count), of which roughly 9% are trucks.

How long is T-414 Muddy Creek over Muddy Creek?

The structure is 39 ft (11.9 m) long with a longest span of 36 ft (11 m) and a deck 18 ft wide.

Who owns T-414 Muddy Creek over Muddy Creek?

It is owned by the County Highway Agency.