1. Igisenge cy'impande
Igisenge cya Ringlock ni ubwoko bushya bw'igisenge, gikoreshwa cyane mu kubaka ibiraro birebire, kubaka imiyoboro y'amazi, uruganda, iminara y'amazi miremire, inganda z'amashanyarazi, inganda zitunganya peteroli, igisenge cy'ubugari, ububiko bw'ibikoresho, imitako y'imbere, kubaka urubyiniro, ibyuma byo kuraramo imikino n'indi mishinga.