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Nearby Bridges in NBI 2021: 2


SILVER ST.:BR 2313 over OVER SHENANGO RIVER (Route: 7302)
Num:26317x
Open: no restriction [A]
Built: 1983, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.2 Miles (0.2 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 78.6 m = 257.9 ft
Main Spans: 2 at 38.4 m = 126.0 ft
Approach Spans: 0
Skew: 26
Width, Roadway: 8.5 m = 27.9 ft (2 Lanes) and Out-To-Out: 14.3 m = 46.9 ft for a 8.5 m = 27.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Sharon [69720]: Mercer County [085], Pennsylvania [42]
Owned by County Highway Agency [02], DOT District: 1
SILVER ST SHARON
Condition
Deck: Satisfactory [6]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: MS 18 / HS 20 [5]
Operating: 85.3 metric ton = 93.8 tons (Load Factor(LF) [1])
Inventory: 50.8 metric ton = 55.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Better than present minimum criteria [7]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: September 1999 [999] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 5513 (2019) and Trucks: 4%
Future ADT: 7720 (In 2039 )
SR 718:STATE ST over SHENANGO RIVER (Route: 62)
Num:44279x
Open: no restriction [A]
Built: 2007, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.3 Miles (0.5 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 63.7 m = 209.0 ft
Main Spans: 2 at 31.1 m = 102.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 10.7 m = 35.1 ft (3 Lanes) and Out-To-Out: 18.3 m = 60.0 ft for a 9.8 m = 32.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Sharon [69720]: Mercer County [085], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 1
CITY SHARON
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: HL93 [A]
Operating: 99.9 metric ton = 109.9 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 61.7 metric ton = 67.9 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Superior to present desirable criteria [9] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: May 1999 [599] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.1 km = 0.1 mi
Traffic
ADT: 5158 (2020) and Trucks: 2%
Future ADT: 6928 (In 2032 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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