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: Latex Concrete or similar additive [3]
Bridge Dimensions
Length: 87.8 m = 288.1 ft
Main Spans: 4 at 23.5 m = 77.1 ft
Approach Spans: 0
Skew: 44
Width, Roadway: 9 m = 29.5 ft (2 Lanes) and Out-To-Out: 10.2 m = 33.5 ft for a 6.1 m = 20.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Conemaugh [15568]: Somerset County [111], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 9
2 MI.SE.OF TIRE HILL
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: MS 18 / HS 20 [5]
Operating: 50.8 metric ton = 55.9 tons (Load Factor(LF) [1])
Inventory: 25.4 metric ton = 27.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: August 1999 [899] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 1.6 km = 1.0 mi
Traffic
ADT: 288 (2021) and Trucks: 0%
Future ADT: 1451 (In 2032
)