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: 27.1 m = 88.9 ft
Main Spans: 1 at 26.8 m = 87.9 ft
Approach Spans: 0
Skew: 5
Width, Roadway: 8 m = 26.2 ft (2 Lanes) and Out-To-Out: 9 m = 29.5 ft for a 7.3 m = 24.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
North Buffalo [54856]: Armstrong County [005], Pennsylvania [42]
Owned by County Highway Agency [02], DOT District: 10
0.2 M W of Slate Lick RD
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: HL93 [A]
Operating: 70.8 metric ton = 77.9 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 38.1 metric ton = 41.9 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Superior to present desirable criteria [9] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: June 1999 [699] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.5 km = 0.3 mi
Traffic
ADT: 75 (2007) and Trucks: 9%
Future ADT: 100 (In 2027
)
