as per TDS
PSWSC-5494 INSTALLATION OF 130NOS DTW-100MMX38MM WITH 1-HP SUBMERSIBLE PUMP 1000 L WATER TANK AND STRUCTURE AT SANDWIP UPAZILA CHATTOGRAM UNDER PSWSC PROJECT BY DPHE CHATTOGRAM.IT IS TO BE NOTED THAT QUOTED BORING RATE SHOULD BE INCREASED PROPORTIONATELY ACCORDING TO THE DEPTH OF THE WELL OTHERWISE TENDERER WOULD BE CONSIDERED NON-RESPONSIVE WITHOUT ACCEPTABLE CLARIFICATION.