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Nearby Bridges in NBI 2021: 1


RTE 418 over HUDSON RIVER (Route: 418)
Num:1048230x
Open: no restriction [A]
Built: 1941, Reconstructed: 1995
Historic: Bridge is eligible for the NRHP. [2]

Google Streetview (If Available)

Rough Distance: 0 Miles (0.1 Kilometers)

Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
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: 132.3 m = 434.1 ft
Main Spans: 2 at 65.5 m = 214.9 ft
Approach Spans: 0
Skew: 13
Width, Roadway: 8.1 m = 26.6 ft (2 Lanes) and Out-To-Out: 9.5 m = 31.2 ft for a 7.9 m = 25.9 ft approaching roadway.
Vertical Clearance: 4.54 m = 14.9 ft and Navigational Clearance: 0 = N/A
Location
Thurman [73814]: Warren County [113], New York [36]
Owned by State Highway Agency [01], DOT District: 17
JCT RTE 418 & HUDSON R
Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: MS 18 / HS 20 [5]
Operating: 57.2 metric ton = 62.9 tons (Load Factor(LF) [1])
Inventory: 33.6 metric ton = 37.0 tons (Load Factor(LF) [1])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of corrrective action [3]
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 assessed or calculated scour condition. [5]
Inspections
Date: October 2020 [1020] and Frequency: 24
Future Work
Work Needed: Widening of existing bridge with deck rehabilitation or replacement. [34]
Bridge Detour: 6.4 km = 4.0 mi
Traffic
ADT: 2647 (2016) and Trucks: 4%
Future ADT: 3706 (In 2036 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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