supply of light weight track measuring trolley , light weight track measuring trolley (lwtmt) as per rdso specification no. tm/sm/frs/013 with latest version with warranty period of one year and annual maintenance contract (amc) period of 3 ye ars total 4 years. note :- during the warranty period, any defect or failure shall be rectified or replaced by t he supplier at no cost to the railway. during the amc period, all repair and maintenance arising from techni cal issues (excluding physical damage due to mishandling) shall be attended to by the supplier at its own c ost and risk, without any financial liability to the railway. [ warranty period: 12 months after the date of delivery ] ]