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: 27.4 m = 89.9 ft
Main Spans: 1 at 24.4 m = 80.1 ft
Approach Spans: 0
Skew: 30
Width, Roadway: 9.8 m = 32.2 ft (2 Lanes) and Out-To-Out: 10.8 m = 35.4 ft for a 7.9 m = 25.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
West Mifflin [83512]: Allegheny County [003], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 11
1 MI.EAST OF SR 2045
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 49 metric ton = 53.9 tons (Load Factor(LF) [1])
Inventory: 27.2 metric ton = 29.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
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 assessed or calculated scour condition. [5]
Inspections
Date: August 1999 [899] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 2178 (2019) and Trucks: 2%
Future ADT: 4680 (In 2032
)
