This one is a little trickier than the Screened Bottom Board. It is reversible featuring both a 3/4" entrance as well as a 3/8" entrance. For this project you need a piece of pine at least 59 5/8", or similar scrap at a width of 1 7/8". In addition it uses 3/4" exterior plywood. Using all new material and my personal favorite 7/8 rough pine, you can save a great deal of money on bottom boards. To give you an idea.
Makes 12
Exterior Plywood 3/4" - $36.52 (Home Depot)
Rough Pine 1'x12'x1" -$13.80 (Home Hardware)
Not including tax we can make 12 solid bottom boards for $50.34, or $4.20 a piece.
Step One
Begin by making your rails. The stock dimension of lumber we are using is 1 7/8" by 7/8" thickness. We will begin by creating the dado (or groove) which will secure the plywood floor. The is best done using a dado blade on a table saw, or a router. If you lack either of these simply make multiple passes with your table saw until you achieve our 3/8" by 3/4" groove (might want to clean it up with a chisel.
Step Two
Now simply cut the rails to the required length using a chop saw.
Why not make both the top and bottom of the side rails be 3/4" instead of 3/4 and 3/8? If you do that, you can have a reversible bottom boards for when one side starts getting a little disgusting, you can flip to the other before you have to paint them again.
ReplyDeleteSince he didn't answer, 3/8" is bee spacing while 3/4" is for your entrance reducers. For half the season you can get away with 3/8" bee space, but mid-summer when the hive beetles come out to wreak havoc on our hives you flip the bottom board and use an entrance reducer with "The Guardian". It has different purposes like the inner cover.
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ReplyDeletewhy not make it 16.25 wide since that is standard dimension of 10 frame body?
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