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Nearby Bridges in NBI 2021: 1


T-415 BOYER CROSS over ALLEGHENY RIVER (Route: 0)
Num:46456x
Open: no restriction [A]
Built: 2009, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Prestressed concrete [5] Box Beam or girders - Single or Spread [06]
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: 34.7 m = 113.9 ft
Main Spans: 1 at 33.5 m = 109.9 ft
Approach Spans: 0
Skew: 3
Width, Roadway: 6.7 m = 22.0 ft (1 Lanes) and Out-To-Out: 7.6 m = 24.9 ft for a 6.7 m = 22.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Liberty [43096]: McKean County [083], Pennsylvania [42]
Owned by County Highway Agency [02], DOT District: 2
500' SOUTH OF US RTE 6
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: HL93 [A]
Operating: 76.2 metric ton = 83.8 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 47.2 metric ton = 51.9 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Better than present minimum criteria [7]
Waterway: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: October 2020 [1020] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 40 (2018) and Trucks: 0%
Future ADT: 50 (In 2038 )

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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