tender for construction work of pipeline from 1018 rd to maleri or gram panchayat gogadiawala - excavation of soil up to 1.5 cm depth in foundation, trench, drain, tamping the bottom, watering, dressing the sides, removing the excavated soil, backfilling of empty spaces with soil after filling the foundation and disposal of the remaining soil up to a distance of 50 meters2 providing, lowering, laying and jointing in trenches, standard lengths hdpeisi marked pipes as per is-4984: 1995 (amended up to date)with necessary jointing material like mechanical connectors, i.e. thread/ insert joint/ quick release coupler joint/ compression fitting joint or flanged joint and specials jointing pipe byelectro fusion welding method, including all taxes , transportation and freight charges, inspection charges, loading/ unloading charges, stacking of pipes, including cost of labour and material, specials (tee, bend etc.), satisfactory hydraulic testing, disinfection, commissioning etc. complete as per technical specifications and direction of engineer-in-charge of following class and diameter. (excluding earth work) .note : providing and fixing of all requisite specials as per drawing, design and layout are inclusive in rm measurement of the item and shall not be paid separately.supply may be in coil or straight length in 6 m/12 m.hdpe pe-100pn-6 75 mm dia rs-224/-less 10% cont.profitbased on phed bsr 2022-23 item no.1.4.2.13 add for construction of air valve4 s/f of valve 3 siuce valve 90 mm dia