Bridge Type
Main Span(s): Steel [3] Movable - Bascule [16]
Approach Span(s): Steel [3] Girder and floorbeam system [03]
Deck: Not applicable [N] with Wearing Surface: Monolithic Concrete (concurrently placed with structural deck) [1]
Bridge Dimensions
Length: 734.9 m = 2411.2 ft
Main Spans: 1 at 52.7 m = 172.9 ft
Approach Spans: 43
Skew: 0
Width, Roadway: 21.1 m = 69.2 ft (6 Lanes) and Out-To-Out: 26.1 m = 85.6 ft for a 21 m = 68.9 ft approaching roadway.
Vertical Clearance: 4.37 m = 14.3 ft and Navigational Clearance: 0 = N/A
Location
New York [51000]: Kings County [047], New York [36]
Owned by City or Municipal Highway Agency [04], DOT District: 0
OVER NEWTOWN CREEK
Condition
Deck: Good [7]
Superstructure: Good [7]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 53.5 metric ton = 58.9 tons (Allowable Stress(AS) [2])
Inventory: 32.7 metric ton = 36.0 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Equal to present minimum criteria [6]
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: May 2020 [0520] and Frequency: 24
Future Work
Work Needed: Bridge deck replacement with only incidental widening. [37]
Bridge Detour: 0.4 km = 0.2 mi
Traffic
ADT: 36553 (2019) and Trucks: 8%
Future ADT: 36724 (In 2039
)