Flint Hill  Astronomy
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Lower Structure

Concrete 20'X20' pad
20' X 20' pad
Foundations for outer structure posts - cemented into 4' of caprock
West Texas Steel, Frank Lerwa, first load of steel June 16, 2006
Fred Johnson, Ron Muir, Walt Goldys, Andy Oliver, Branyon May, Billy Morrison, James Clancy.  Pix by Alana May
Framing in first 10 days - all seemed easy at this point

Hobart 230 amp welder - outer beam ready for installation

Roof trolley in place
Each side of trolley has 3 separate vee rollers
Vee rollers w/roller bearings - Will support 1600 lbs. each
Vee rollers ride on 1/8" X 1" inverted angle
Winching - setting alignment of the rails
Fence stretching winch
Rear support diagonal cross brace adjuster
Cross braces and adjusters installed
Next page - Roof Structure - Drive System - Electrical

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