The heaviest and most important strakes are the garboard strakes which run each side of the keel, and the sheer strakes which are the topmost strakes next below the upper deck; the sheer strakes run continuously throughout the length of the hull and give considerable longitudinal support to its structure .
Eyona micwe inzima nebaluleke kakhulu ibizwa ngokuba yimichwezi-garboard ebaleka phakathi kwecala ngalinye lesinqanawa, kunye nemichwe eyeyona michwe iphezulu kuneminye enxuseneyo nomphantsi wedekhi engasentla; imichwe ephambukayo ihamba kubude besiqu senqanawa kwaye inika inkxaso ethe nkqo kwisakhiwo sayo.