Portable track lifting and slewing device (hereinafter called TRALIS) is a hydraulic device used for lifting and slewing of Railway track and turnouts for maintenance/ laying purpose. TRALIS consists of a pair of lifting cum slewing units (each comprising of one vertical and one horizontal jack) operated by a single hydraulic hand pump connected with pairs of high pressure rubber hose pipes. The equipment shall be handled carefully so that the surface of the trough plate and piston do not get damaged.The minimum man power requirement for this machine is 2 (1 skilled and 1 un-skilled).
2 Sets Per JE/SSE (Sectional)