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: 38.7 m = 127.0 ft
Main Spans: 2 at 19.2 m = 63.0 ft
Approach Spans: 0
Skew: 29
Width, Roadway: 38.1 m = 125.0 ft (4 Lanes) and Out-To-Out: 38.2 m = 125.3 ft for a 38.1 m = 125.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Harmar [32624]: Allegheny County [003], Pennsylvania [42]
Owned by State Toll Authority [31], DOT District: 11
W. of Allegheny Val. int.
Condition
Deck: Excellent [9]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: HL93 [A]
Operating: 46.7 metric ton = 51.4 tons (Unknown [F])
Inventory: 33.7 metric ton = 37.1 tons (Unknown [F])
Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Better than present minimum criteria [7] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: June 2020 [0620] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 0.2 km = 0.1 mi
Traffic
ADT: 33531 (2004) and Trucks: 19%
Future ADT: 45724 (In 2030
)