Bridge Type
Main Span(s): Steel continuous [4] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
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: 143.9 m = 472.1 ft
Main Spans: 4 at 38.4 m = 126.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 8.8 m = 28.9 ft (2 Lanes) and Out-To-Out: 10.9 m = 35.8 ft for a 8.8 m = 28.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
St. Johnsville [64639]: Montgomery County [057], New York [36]
Owned by County Highway Agency [02], DOT District: 25
AT ST.JOHNSVILLE
Condition
Deck: Satisfactory [6]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 67.1 metric ton = 73.8 tons (Load Factor(LF) [1])
Inventory: 39.9 metric ton = 43.9 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Road Alignment: Equal to present desirable criteria [8]
Waterway: N/A [N] and Bridge not over waterway. [N]
Inspections
Date: September 1999 [999] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge with deck rehabilitation or replacement. [34]
Bridge Detour: 2 km = 1.2 mi
Traffic
ADT: 1408 (2017) and Trucks: 11%
Future ADT: 1971 (In 2037
)