Izinto ze-bridge enkulu ye-bridge:
Umgaqo wokuSebenzi weBridge enkulu:
Umgaqo wokuSebenza we-Craner enkulu ibandakanya la manyathelo alandelayo:
Inkonzo yasemva kwentengiso kunye nolondolozo zibalulekile kumsebenzi ophelileyo, ukusebenza ngokukhuselekileyo kunye nokuncitshiswa komngcipheko wokungaphumeleli kwekreyini ephezulu. Ukulungiswa rhoqo, ukulungiswa kwexesha ngexesha elifanelekileyo kunye nokunikezelwa kwamalungu okuphumla kungagcina i-crane kwimeko elungileyo, qinisekisa ukusebenza kwawo okufanelekileyo kwaye wandisa ubomi benkonzo.