Bridge Type
Main Span(s): Steel [3] Movable - Lift [15]
Approach Span(s): Steel [3] Girder and floorbeam system [03]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]
Bridge Dimensions
Length: 44.2 m = 145.0 ft
Main Spans: 1 at 37.4 m = 122.7 ft
Approach Spans: 2
Skew: 39
Width, Roadway: 5.8 m = 19.0 ft (2 Lanes) and Out-To-Out: 6.3 m = 20.7 ft for a 5.5 m = 18.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 5.1 m = 16.7 ft
Location
Ridgeway [61742]: Orleans County [073], New York [36]
Owned by State Highway Agency [01], DOT District: 45
4.3 MI E JCT BG CNL &SH63
Condition
Deck: Very Good [8]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: M 18 / H 20 [4]
Operating: 38.1 metric ton = 41.9 tons (Load Factor(LF) [1])
Inventory: 22.7 metric ton = 25.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: September 1999 [999] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge with deck rehabilitation or replacement. [34]
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 1030 (2017) and Trucks: 3%
Future ADT: 1442 (In 2037
)
