Ubwa mbere, uko tekinoloji ikora ikora igenda itera imbere, imashini ikora imashini ya w beam umuhanda wateguwe kugirango ikore izamu riva mubyuma bya galvanise bifite ubugari bwa 482mm n'ubugari bwa 2-4mm.Abantu bashiraho izamu nkibice byumutekano kumuhanda cyangwa impande ebyiri z'umuhanda cyangwa umuhanda.Hanyuma, ibihugu bitandukanye birashobora kugira amahame atandukanye ya gari ya moshi zirinda izamu, icyakora impinduka zoroheje gusa kumiterere cyangwa ibipimo byerekana, kubwibyo, imashini zose zikora ibizunguruka 2 cyangwa w beam umuhanda wibikoresho bifite imikorere imwe, kandi nibikorwa byakazi.
Iyi mashini ikoreshwa mugukubita, gukora no gukata icyapa cyizamu cyumuhanda, gikoreshwa cyane mukiraro, kubaka umuhanda, Power Culvert, umuhanda wa kaburimbo, kubaka ibikorwa remezo nibindi. igihombo cyatewe nimpanuka zo mumuhanda.Inzitizi zimpanuka cyangwa gari ya moshi zirinda umuhanda ni ngombwa kuburyo buri gihugu kizakoresha mugihe cyo kubaka umuhanda.Kubwibyo, imashini ikora ibizunguruka byumuhanda igomba kuba umwanya wo kubimenya.