tender for laying of new ugss pipe at gundumedu ward no 14 in thirumazhisai town panchayat; 1 earth work excavation for foundation in hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel,stoney earth and earth mixed with small size boulders ss.20b and sand, silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrockrequiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete 10 cum 2 cost and supply of 160mm dia pvc pipe with including transpotations etc 3 lowering pvc/ dwsc rigid pipes and specials to trench and laying to proper grade and alignment, jointing with pvc couplers with cement paste. 4 provision for construction of new brick work manhole 0.60x0.60x0.90 with heavy rcc manhole cover including the cost of materials,labour and transpotation etc