Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Prestressed concrete [5] Box beam or girders - Multiple [05]
Deck: Open Grating [3] with Wearing Surface: Other [9]
Bridge Dimensions
Length: 70.7 m = 232.0 ft
Main Spans: 1 at 45.1 m = 148.0 ft
Approach Spans: 1
Skew: 0
Width, Roadway: 4.3 m = 14.1 ft (1 Lanes) and Out-To-Out: 5.2 m = 17.1 ft for a 5.8 m = 19.0 ft approaching roadway.
Vertical Clearance: 4.44 m = 14.6 ft and Navigational Clearance: 6 m = 19.7 ft
Location
Palmyra [56198]: Wayne County [117], New York [36]
Owned by State Highway Agency [01], DOT District: 47
2.0 MI E JCT RTE 21 & C
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: M 18 / H 20 [4]
Operating: 21.7 metric ton = 23.9 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Inventory: 16.8 metric ton = 18.5 tons (Load and Resistance Factor Rating (LRFR) rating reported by rating factor (RF) method using HL-93 loadings [8])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
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: July 2020 [0720] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge with deck rehabilitation or replacement. [34]
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 441 (2017) and Trucks: 6%
Future ADT: 617 (In 2037
)