Hiki ke hoʻohana ʻia no ka hoʻāʻo ʻana i nā waiwai mechanical o nā mea ma ke kiʻekiʻe, haʻahaʻa a me ka maʻamau maʻamau, ka nānā ʻana i ke ʻano metallographic, ka ʻino piha, ka ʻāʻī ʻana, ka paʻakai paʻakai, ka corrosion crevice, ka corrosion stress a me nā hoʻāʻo ʻē aʻe i nā wai like ʻole.

Ma ke kiʻi ʻana i nā ʻāpana tracer i loko o ka paila e kahe ana, e loaʻa ka wikiwiki o ka wai i loko o ka pā, a hiki ke loaʻa ka ʻike maoli o ka kahe i loko o ka pā, e hāʻawi ana i ka ʻikepili hoʻokolohua no ka hoʻomaikaʻi ʻana i ka pono & NPSHr.