1. Fuafuaina mo si'isi'i apogaleveleve / crane/robot
2. Crawler undercarriage e mafai ona tuʻuina atu galuega e pei o le lagolago, mautu, toso, faʻamalosi, fetuutuunai ma fetuutuunai, faʻatagaina le apogaleveleve e faimalaga ma faʻagaioi i le tele o siosiomaga faigaluega faigata.
3. O lenei faʻataʻitaʻiga taʻavale o le faʻaleleia lea o le feʻaveaʻi, saogalemu ma le lelei o mea faʻainisinia aʻo faʻaitiitia le aʻafiaga i luga o le eleele.