Initial attempts to survey the wall conditions without erecting scaffold were ineffective. The diagnosis required the entire team’s ability to take a close look at each condition. The South Transept was the first area where we could test out the restoration processes specified. We discovered serious shortcomings in the first attempt to place lime mortar. New copings were fabricated of stone from the original quarry and anchored onto the walls with stainless steel angles. Copper flashings add a layer of protection of the walls below.