The Vermeer V800HD vacuum machine mounted on a 8t Mitsubishi truck is the most powerful vacuum excavator that Vermeer makes. It comes equipped with a 3000l spoil tank, 1500l water tank and 48 meters of suction hose. The high pressure water blaster is able to operate between 1000 to 4500 p.s.i and has lances from 1,2 and 3 meters. The speed of excavation depends entirely on the material being excavated so please contact us at Olivers for more details.