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Nearby Bridges in NBI 2021: 1


VT 00078 ML over MISSISQUOI BAY (Route: 78)
Num:200036000207012x
Open: no restriction [A]
Built: 2007, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0.1 Miles (0.2 Kilometers)

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: Bituminous [6]
Bridge Dimensions
Length: 1093 m = 3586.1 ft
Main Spans: 23 at 47.2 m = 154.9 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 12.9 m = 42.3 ft (2 Lanes) and Out-To-Out: 14.1 m = 46.3 ft for a 13.1 m = 43.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 11.3 m = 37.1 ft
Location
Alburg [00700]: Grand Isle County [013], Vermont [50]
Owned by State Highway Agency [01], DOT District: 8
3.0 MI E JCT. U.S.2
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: MS 22.5 / HS 25 or greater [9]
Operating: 85.5 metric ton = 94.1 tons (Load Factor(LF) [1])
Inventory: 50.4 metric ton = 55.4 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present desirable criteria [8]
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: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: July 1999 [799] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 8 km = 5.0 mi
Traffic
ADT: 6300 (2018) and Trucks: 11%
Future ADT: 6615 (In 2028 )

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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