import cadquery as cq
w0=cq.Workplane('ZX',origin=(0,-36,0))
w1=cq.Workplane('YZ',origin=(73,0,0))
r=w0.workplane(offset=82/2).moveTo(68,32).box(64,2,82).union(w0.sketch().arc((-67,44),(-99,-22),(-43,-69)).segment((-43,-73)).segment((-14,-67)).segment((-15,-63)).arc((17,2),(-38,49)).segment((-39,54)).segment((-67,48)).close().assemble().reset().face(w0.sketch().segment((83,33),(95,31)).segment((97,46)).segment((85,48)).close().assemble()).finalize().extrude(99)).union(w1.workplane(offset=-86/2).moveTo(-59,68).cylinder(86,3))