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Williamsville Bridge - February 8, 2010
WGN 45-13-05

Hi,
They have the decking done and have made a lot of progress these past few weeks. I am impressed with the work site in that it is picked up and looks quite safe.
      I note more deck boards from the old bridge that are pulled up and stacked with nails and lag bolts showing. I would guess that the first layer of decking on the old bridge is 50% gone. Tom Lacky says they are removing loose running boards and screws in the old bridge and not replacing them. They are sacrificial members that protect the laminated deck, which we won't need much longer.
      Traffic remains quite heavy and I see several dozen cars at each of my visits.
            Ray Hitchcock

Williamsville Bridge. Photo by Ray Hitchcock
February 8, 2010
Decking close-up.
Williamsville Bridge. Photo by Ray Hitchcock
February 8, 2010
Decking at the east portal.
Williamsville Bridge. Photo by Ray Hitchcock
February 8, 2010
View through the bridge at deck level.
Williamsville Bridge. Photo by Ray Hitchcock
February 8, 2010
Tie beams. Note the mortises that will receive the tenons of the upper lateral bracing system.
Williamsville Bridge. Photo by Ray Hitchcock
February 8, 2010
Note the tie-beam seat atop the upper chord. Also, the empty holes. These will receive trunnels from the outside of the truss.
Williamsville Bridge. Photo by Ray Hitchcock
February 8, 2010
A view of the upstream truss end.

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Joe Nelson, P.O Box 267, Jericho, VT 05465-0267
This file posted 02/09/2010