Bridge Type
Main Span(s): Prestressed concrete [5] Box Beam or girders - Single or Spread [06]
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: 18.9 m = 62.0 ft
Main Spans: 1 at 17.9 m = 58.7 ft
Approach Spans: 0
Skew: 15
Width, Roadway: 22.4 m = 73.5 ft (5 Lanes) and Out-To-Out: 24.8 m = 81.4 ft for a 22.6 m = 74.2 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Smithtown [68000]: Suffolk County [103], New York [36]
Owned by State Highway Agency [01], DOT District: 2
JCT SH 25 & NISSEQUOGUER
Condition
Deck: Good [7]
Superstructure: Very Good [8]
Substructure: Good [7]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 88.9 metric ton = 97.8 tons (Load Factor(LF) [1])
Inventory: 44.5 metric ton = 49.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Better than present minimum criteria [7]
Deck Geometry: Equal to present minimum criteria [6]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Somewhat better than minimum adequacy to tolerate being left in place as is [5] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: September 2020 [0920] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge with deck rehabilitation or replacement. [34]
Bridge Detour: 1.7 km = 1.1 mi
Traffic
ADT: 41212 (2019) and Trucks: 2%
Future ADT: 47550 (In 2039
)
