Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Bituminous [6]
Bridge Dimensions
Length: 28.3 m = 92.9 ft
Main Spans: 1 at 26.5 m = 86.9 ft
Approach Spans: 0
Skew: 10
Width, Roadway: 11.4 m = 37.4 ft (2 Lanes) and Out-To-Out: 12.8 m = 42.0 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
Rayburn [63560]: Armstrong County [005], Pennsylvania [42]
Owned by State Highway Agency [01], DOT District: 10
NORTH OF KITTANNING
Condition
Deck: Fair [5]
Superstructure: Satisfactory [6]
Substructure: Fair [5]
Loading
Design: M 18 / H 20 [4]
Operating: 88 metric ton = 96.8 tons (Load Factor(LF) [1])
Inventory: 52.6 metric ton = 57.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Better than present minimum criteria [7]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: Equal to present minimum criteria [6] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: March 2020 [0320] and Frequency: 24
Future Work
Work Needed: Bridge deck rehabilitation with only incidental widening. [36]
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 866 (2019) and Trucks: 1%
Future ADT: 1278 (In 2032
)
