US Bridges

Academy Avenue over Muckinipattis Creek

PoorPosted for load

Delaware County, Pennsylvania · 0.3MI E SR2017 ADC3698-B6 · Structure no. 000000000015458

Built
1932
93 years old, rebuilt 1960
Condition
Poor
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
27 ft
1 main span
Daily traffic
500
2012 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Academy Avenue over Muckinipattis Creek is a prestressed concrete box beam or girders - multiple carrying Academy Avenue over Muckinipattis Creek in Delaware County, Pennsylvania. It was built in 1932 and reconstructed in 1960, so it is 93 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 500 vehicles a day, roughly 1% of them trucks, projected to reach 600 by 2032. The structure is 27 ft (8.2 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAcademy Avenue
CrossesMuckinipattis Creek
Location0.3MI E SR2017 ADC3698-B6
RouteCity Street 0
Coordinates39.90487, -75.29944
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.1 US tons
Inventory rating21.1 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadH 20
Structure length27 ft (8.2 m)
Longest span26 ft (7.9 m)
Deck width49 ft (14.8 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2012)
Projected traffic600 by 2032
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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$48,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Academy Avenue over Muckinipattis Creek built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1960.

What condition is Academy Avenue over Muckinipattis Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does Academy Avenue over Muckinipattis Creek carry?

About 500 vehicles per day (2012 count), of which roughly 1% are trucks.

How long is Academy Avenue over Muckinipattis Creek?

The structure is 27 ft (8.2 m) long with a longest span of 26 ft (7.9 m) and a deck 49 ft wide.

Who owns Academy Avenue over Muckinipattis Creek?

It is owned by the Town or Township Highway Agency.