As per TDS.
Installation of 50 x 75 mm dia API Standard M S Hand Tubewell and C.I Sheet for temporary Site Protection at Bheramara & Daulatpur Upazila of Kushtia District and Meherpur Sadar Upazila of Meherpur District under THE GROUND WATER INVESTIGATION AND DEVELOPMENT OF DEEP GROUND WATER SOURCE IN URBAN AND RURAL AREAS. During the year 2018-19.