extension of pipeline at ward no.14, balaji nagar, adithiya nagar and andal nagar in chithode town panchayat.; 1 earth work excavation and depositing on bank with initial lead of 10 meters and initial lift of 2 meters in hard stiff clay, stiff block cotton hard red earth, murrains, gravel stoney earth and earth mixed with small size boulders and hard gravel soil etc., complete as per standard specification a) pipe linetrench -90 mm pipe line 2 refilling the excavated excess earth including cost and conveyance of all materials to site and all labour charges etc., to complete as per std., specification. 3 supplying and fixing in position of the following pvc tank, pvc / g.i pipes and specials best approved quality conforming to iss and providing leak proof joint with pvc adhesive etc.,complete complying with standard specification. 90mm pvc pipe 4 80mm g.i b class pipe 5 lowering pvc rigid/ hdpe pipes and specials to trench and laying to proper grade and alignment jointing with pvc couplers with cement paste and testing to the required pressure including conveyance of water for filling during testing etc.,complete 90mm pvc pipe 6 80mm g.i b class pipe