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Posted by Bobk207 on September 12, 2006, 12:13 am
noel wrote:
> Hello,
>
> This probably isn't what you thought it would be. I need to
> photograph a biker on his bike. To do this, I need to lay down a sheet
> of 1/4" plexiglas that the bike will be placed on. The plexiglas is
> there to provide a reflection of the bike on the floor. I need to place
> under the plexiglas a subfloor (white paper on top of it, then the
> clear plexiglas on top of the paper) so that the plexiglas can be
> supported and not crack. The subfloor will be on the ground (supposed
> to be flat ground, but what ground is truely flat?)
>
> I first wanted to use some 1 1/8th 4x8 t&g subfloor panels, but these
> don't seem to be available around here anymore. So, I thought I would
> glue and screw together two sheets of some 3/4 type sheet (plywood or
> osb) to make a 1.5 inch thick panel. I would make two of these 1.5"
> thick panels and lay them side by side, maybe pin them or use biscuit
> joints in table leaf fashion to create a subfloor.
>
> My question is:
> Do you think this will be stiff enough to keep the plexiglas from
> deflecting and cracking? Keep in mind that it will lay on the ground.
why not just place a sheet of 3/4 ply on a nice flat concrete driveway?
white paper over the ply, plastic over the paper
cheers
Bob
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