Spraycon CH14 is the smallest member in the shotcrete family but its features make it as big as the other models: Articulated chassis made on tubular structure frame, specially designed for heavy-duty and composed of a front chassis with cabin, on which is mounted diesel engine and hydraulic system, a rear chassis and central joint. Pumping unit with a theoretical output of 20 m3/h and a 7 m reach boom with protected hydraulic cylinders inside the tubes, together with its small dimensions, give it a high efficiency and large efficacy in all its maintenance works.