purchase of materials for mundakkal anganvadi construction , stone aggregate ( single size ) : 40 mm nominal size , stone aggregate ( single size ) :20 mm nominal size , coarse sand ( zone iii ) , portland cement , hire charges of concrete mixer 0.25 to 0.40 cum with hopper , vibrator ( needle type 40 mm ) , stone for masonry work , stone aggregate ( single size ) : 10 mm nominal size , laterite stone of size 35x20x20cm , structural steel such as tees, angles, channels and r.s. joists , red oxide zinc chromate primer , adjustable span eso+si ( 2.35-3.40 ) , adjustable telescopic prop 3 m ( 2.02-3.75m ) , beam clamp 300-380 mm ( 450-1070 mm ) , plasticizer / super plasticizer , twisted steel / deformed bars , bright finished or black enameled mild steel butt hinges 75x47x1.70 mm , wall form panel 1250x450xmm , corner angle 45x45x5 mm 2.50 long , column clamp 450x1070 mm , prop 2 m ( 2-3.5m ) , fine sand ( zone iv ) , multi surface paint , special primer ( c.w ) , deharadun white lime , plastic emulsion paint , synthetic enamel paint in black or chocolate shade , mild steel round bar above 12 mm dia , flats up to 10 mm in thickness , rawl plug 50 mm ( designation 10 nos ) , 48 mm x40 mmx1.5 mm thick factory made door frame of pvc extruded sections in white, grey or wooden finish , 8001 24 mm thick factory made shutters with styles, rails and panels of pvc extruded sections in white, grey or wooden finish , anjili wood planks , float glass sheet of nominal thickness 4 mm ( weight not less than 10 kg / sqm ) , bright finished or black enameled mild steel butt hinges 100x58x1.90 mm , bright finished or black enameled mild steel butt hinges 50x37x1.50 mm , bright finished or black enameled mild steel screws 40 mm , bright finished or black enameled mild steel screws 20 mm , anjili wood scantls , ceramic glazed tiles ist quality minimum thickness 5 mm in all colours shades and designs except burgundy, bottle green black , 8620 vitrified floor tile 50x50 cm , pvc pipe 32 mm outer dia 6kgf / cm2 , pvc pipe 40 mm outer dia. 10kgf / cm2 , pvc pipe 50 mm outer dia.6kgf / cm2 , pvc pipe 20 mm outer dia 10 kfg / cm2 , pvc pipe 25 mm outer dia . 12 kgf / cm2 , pvc pipe 63 mm outer dia . 6kgf / cm2 , pvc pipe 110 mm outer dia 6kgf / cm2 , vitreous china orrisa type w.c. pan size 580 mm , flushing cistern p.v.c. 10 lts capacity ( low level ) ( white ) ( with fittings, accessories and flush pipe ) , 100mm s.c.i. trap with vent heel , vitreous china flat back wash basin 550x400 mm , 15 mm c.p.brass tap , c.p. brass waste 32 mm , c.i. bracket for wash basin and sinks , polyethylene water storage tank with cover and suitable locking arrangemnet , solid blocks of size 40x20x10cm , stone aggregate ( single size ) 06 mm nominal size , interlocking c.c paver block ( 60 mm thick , m-30 )