US Bridges

Mulberry Street over Over Mill Run

Poor

Crawford County, Pennsylvania · Mulberry St. Meadville · Structure no. 000000000013535

Built
1970
55 years old
Condition
Poor
inspected July 2024
Type
Slab
Prestressed Concrete
Length
26 ft
1 main span
Daily traffic
1,500
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mulberry Street over Over Mill Run is a prestressed concrete slab carrying Mulberry Street over Over Mill Run in Crawford County, Pennsylvania. It was built in 1970, so it is 55 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.

It carries about 1,500 vehicles a day, roughly 1% of them trucks, projected to reach 1,875 by 2042. The structure is 26 ft (7.9 m) long and 20 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMulberry Street
CrossesOver Mill Run
LocationMulberry St. Meadville
RouteCity Street 7301
Coordinates41.6385, -80.1544
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be 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 rating58 US tons
Inventory rating29 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span23 ft (7 m)
Deck width20 ft (6.2 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2022)
Projected traffic1,875 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$17,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mulberry Street over Over Mill Run built?

It was built in 1970, making it 55 years old in 2025.

What condition is Mulberry Street over Over Mill Run 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 July 2024.

How much traffic does Mulberry Street over Over Mill Run carry?

About 1,500 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Mulberry Street over Over Mill Run?

The structure is 26 ft (7.9 m) long with a longest span of 23 ft (7 m) and a deck 20 ft wide.

Who owns Mulberry Street over Over Mill Run?

It is owned by the City or Municipal Highway Agency.