tender for dismantling of existing structures by manual means comprising of masonry, cement concrete, wood work, steel work, including t&p and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead upto 1000 meter and as per relevant clauses of section-200in. concrete -plaincement concretegradem-15 &m-20 , earth work in excavation for foundation, trenches for pipes / cables or drains etc. by mechanical means / manual means (exceeding 30cm in depth.) including ramming of bottom, dressing of sides, disposal of excavated earth including of all lift and lead upto 50m. disposed earth to be levelled and neatly dressed.all kinds of soil , centering and shuttering including strutting, propping stretching etc. complete for and removal of form work by sheet plate or ply wood shuttering for :beams, plinth beams , providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering all work up to plinth level. cement concrete grade m-10 (nominal mix) with 40 mm maximum size of stone aggregate , providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering all work up to plinth level. cement concrete grade m-20 (nominal mix) with 20 mm maximum size of stone aggregate , coursed rubble masonry (first sort) with hard stone infoundation and plinth with cement mortar 1:6 (1 cement : 6 coarse sand) , brick work with well burnt chimney bricks in bulls patent trench kiln crushing strength not less than 25kg /sqcm and water absorption not more than 20% in foundati on and plinth cement mortar 1:6 (1 cement : 6 coarse sand , 12 mm cement plaster finished with a floating coat of neat cement of mix : 1:4 (1 cement: 4 sand) , supplying, stacking and spreading of good earth for plantation at site including royalty and carriage earth measured in stacks will be reduced by 20% for payment. , gr