construction of gidurhai tank project, in amarpatan block of district satna consisting of approximately 1530 m long earthen dam and all its components with excavation & construction of head sluice, spill & approach channel,waste weir under unit-i head work along with excavation, earthwork & lining of main canal rd 0 to 1350 m and all necessary relevant structures to irrigate 240 ha. cca. this activity also include survey & investigation, geological investigation, preparation & submission of la. cases for pvt. /govt./forest land, design, drawing. estimation, dpr submission and its approval from competent authority for both head work & canal. system of gidurhai tank project, including maintenance & defect liability period of two years from date of issue of completion certificate.