Pitts S1-SS Construction Gallery » 2010 » January 2010

Checking the spars fit on the concrete table.	Checking the spars fit on the concrete table.	Threading the ribs onto the spars.	Both sides with ribs on. Looking like a top wing.	Ribs ribs ribs.
Aileron cove.	Planning the center section layup.	Planning the center section layup.	New spar racks.. checking they are square.	Clamping the spars to the spar racks.
Clamping the spars to the spar racks.	Gluing up the center section - rear spar.	Gluing up the center section - front spar. Note excessive...	Gluing up the center section - front spar. Note excessive...	Gluing up the center section - rear spar. Note excessive...
Top wing in the spar rack jig, waitying for center...	Top wing in the spar rack jig, waitying for center...	Drag/anti-drag wire blocks being glued in.	1/16" ply doublers in the center box area being glued on.	Close up of Drag/anti-drag wire blocks being glued and...
The I-Strut doubler, right sidem after gluing.	Closeup of right I-Strut doubler box area before sanding...	Gluing and clamping left I-Strut box area.	More corner blocks	Gluing and clampiong both front and rear of left I-strut...
Gluing and clampiong both front and rear of left I-strut...	Spar box ply cover, pre-glue. (custom shape)	Gluing on the Spar box ply cover.	Gluing on the Spar box ply cover.	Gluing on the Spar box ply cover. (rear)
Gluing on the Spar box ply cover. (front)	Progress shot.	Checking the brace wires - right side.	Checking brace wires - left side.	Spar cap strips being glued.
Left side capstrips.......	Thicker capstrips on tip to support plywood skin. Will...	Ready to be turned over to other side.	Cutting out rib nose doublers for up front. Raven ones on...	Mine on the left, Raven on the right. My ones get used as...
Same shape - give or take a few thousdandths ;-)	I think this is where they go.	Gluing the plywood doubler on the other side of the...	This side required a bit of sanding to get it smooth and...	Closeup of glue join after sanding.
Closeup of glue join after sanding.	Befoer gluing and clapming of the plywood doubler plate...	Gluing the plates and spar capson the underside.

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