try this for size regarding margins. 15x30 ig pool gunite pentair 1hp and 60cft de filter no spa regular rectangle with 2ft reversed radius corners , steps on one corner.

pb s quoted between $26,000 and $31,000 so after a few calls to friends who did owner builder went this route.

all stages now completed and ready to plastwer this week should have it all done for about $18,000 INCLUDING 500sq ft of decking.

no major problems with any contractors . completed in 5 weeks.