US Bridges

Mill Street over Schuylkill River

Good

Schuylkill County, Pennsylvania · Port Carbon on Mill ST · Structure no. 000000000047337

Built
2012
13 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
85 ft
1 main span
Daily traffic
50
2018 count
Owner
County
County Highway Agency

About this bridge

Mill Street over Schuylkill River is a concrete stringer/multi-beam or girder carrying Mill Street over Schuylkill River in Schuylkill County, Pennsylvania. It was built in 2012, so it is 13 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, projected to reach 61 by 2038. The structure is 85 ft (25.9 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMill Street
CrossesSchuylkill River
LocationPort Carbon on Mill ST
Coordinates40.69456, -76.1633
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.8 US tons
Inventory rating44.3 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length85 ft (25.9 m)
Longest span82 ft (25 m)
Deck width40 ft (12.1 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2018)
Projected traffic61 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollToll bridge
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mill Street over Schuylkill River built?

It was built in 2012, making it 13 years old in 2025.

What condition is Mill Street over Schuylkill River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Mill Street over Schuylkill River carry?

About 50 vehicles per day (2018 count).

How long is Mill Street over Schuylkill River?

The structure is 85 ft (25.9 m) long with a longest span of 82 ft (25 m) and a deck 40 ft wide.

Who owns Mill Street over Schuylkill River?

It is owned by the County Highway Agency.