tender for 15.7.4 demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of engineer-in-charge. in cement mortar , 15.12.2 dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead : of area beyond 3 sq. metres , 15.13.2 taking out doors, windows and clerestory window shutters (steel or wood) including stacking within 50 metres lead : of area beyond 3 sq. , 15.41 dismantling cement asbestos or other hard board ceiling or partition walls including stacking of serviceable materials and disposal of unserviceable materials within 50 metres lead. , 15.42.2 dismantling c.i. or asbestos rain water pipe with fittings and clamps including stacking the material within 50 metres lead : 100 mm dia pipe , 15.44.1 dismantling g.i. pipes (external work) including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means including stacking of pipes within 50 metres lead as per direction of engineer-in-charge : 15 mm to 40 mm nominal bore , 15.52 dismantling of flushing cistern of all types (c.i./pvc/vitrious china) including stacking of useful materials near the site and disposal of unserviceable materials within 50 metres lead. , 15.23.2 dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead. for thickness of tiles above 25 mm and up to 40 mm , 6.4.2 brick work with common burnt clay f.p.s. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor v level in all shapes and sizes in : cement mortar 1:6 (1 cement : 6 coarse sand) , 13.1.212 mm thick plaster 1:6 , 9.1.2 providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position with hold fast lugs or with dash fasteners