Bridge Type
Main Span(s): Wood or timber [7] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface:
Bridge Dimensions
Length: 30.2 m = 99.1 ft
Main Spans: 1 at 29.9 m = 98.1 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 3.4 m = 11.2 ft (1 Lanes) and Out-To-Out: 4.7 m = 15.4 ft for a 6.7 m = 22.0 ft approaching roadway.
Vertical Clearance: 1.98 m = 6.5 ft and Navigational Clearance: 0 = N/A
Location
Sewickley [69392]: Westmoreland County [129], Pennsylvania [42]
Owned by County Highway Agency [02], DOT District: 12
1/2 MI EAST OF SR 136
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Satisfactory [6]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 10 metric ton = 11.0 tons (Allowable Stress(AS) [2])
Inventory: 7.3 metric ton = 8.0 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Meets minimum tolerable limits to be left in place as is [4]
Waterway: Superior to present desirable criteria [9] 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: 0.8 km = 0.5 mi
Traffic
ADT: 1100 (2012) and Trucks: 0%
Future ADT: 1400 (In 2032
)
