US Bridges

SR 505 Perry HWY over Over Mill Creek

Fair

Erie County, Pennsylvania · Mill Creek Township · Structure no. 000000000016182

Built
1952
73 years old
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete
Length
50 ft
1 main span
Daily traffic
7,782
2023 count
Owner
State
State Highway Agency

About this bridge

SR 505 Perry HWY over Over Mill Creek is a concrete tee beam carrying SR 505 Perry HWY over Over Mill Creek in Erie County, Pennsylvania. It was built in 1952, so it is 73 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 7,782 vehicles a day, roughly 5% of them trucks, projected to reach 9,666 by 2032. The structure is 50 ft (15.2 m) long and 44 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSR 505 Perry HWY
CrossesOver Mill Creek
LocationMill Creek Township
RouteState Highway 505
CountyErie County
StatePennsylvania
Coordinates42.09068, -80.06703
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating33 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span47 ft (14.3 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,782 (2023)
Projected traffic9,666 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR 505 Perry HWY over Over Mill Creek built?

It was built in 1952, making it 73 years old in 2025.

What condition is SR 505 Perry HWY over Over Mill 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 August 2024.

How much traffic does SR 505 Perry HWY over Over Mill Creek carry?

About 7,782 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 505 Perry HWY over Over Mill Creek?

The structure is 50 ft (15.2 m) long with a longest span of 47 ft (14.3 m) and a deck 44 ft wide.

Who owns SR 505 Perry HWY over Over Mill Creek?

It is owned by the State Highway Agency.