sphere bid

Here is my quick bid for the direct costs of building the sphere.

body and awning: 1/4″ BCX plywood, 15 sheets @ 18.50 = 277.50 130 machine screws, nuts, fender washers, = 5.00 linseed oil, 1 gal = 20.00 turpentine = 15.00

stand: 2x4x8′, 8 boards @ 2.50 = 20.00 metal stakes, 5 @ 2.00 = 10.00

floor: 1/2″ CDX plywood, 3 sheets @ 13 = 39.00 2x4x10′, 8 boards @ 3 = 24.00 deck screws = 5.00

door: 1/2″ CDX plywood, 1 sheet @ 13 = 13.00 2x4x8′, 1 board @2.50 = 2.50 deck screws = 2.00

tools: circular plywood blade = 10.00 bits = 15.00 misc tools & supplies = 20.00

total: $478.00 time to completion: 3 weeks

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other necessary components: humanure composting toilet convection ventilation system food cooler water dispenser bed inversion swing chin-up bar

If you feel moved to contribute in any way to the purchase of materials, the fabrication, assembly, outfitting, and occupation of the sphere, please write me.

Written on July 23, 2009