Details: a. schedule for construction of wta for solar mini rli. earth work in excavation of field trenches as per design section and alignment for laying of pipe lines (pvc, rcc, acp etc.) upto a depth of 1500 mm all sorts of soils including removing, spreading or stacking extra earth as directed. the item includes necessary trimming of sides trenches, levelling, dressing and ramming the bottom as required complete .(a) depth of excavation not exceeding 1,500 mm. i)for foundation blocks of tripod and spout chamber iii) for pipe trenches earth work in filling in trenches after laying pipe lines (pvc, rcc, acp etc.) with good earth obtained from excavation of field trenches in layers not exceeding 225 mm, including watering and ramming etc. layer by layer complete. (payment will be made on the basis of measurement of finished quantity of work.) filling in foundation or plinth by silver sand in layers not exceeding 150 mm. as directed and consolidating same by thorough saturation with water rammi