Get complete information related to latest Clamp Band Tenders . from India at Classic Tenders. Search the best available tenders from Indian government tenders, domestic Clamp Band Tenders , private tenders, online tenders, tender invitation notice, business tender notices, online tenders and bidding Clamp Band Tenders.
Tender For modified clampband to rwf drawing no.731200112250 for electric arc furn ace.note:material test certificate from reputed laboratory for chemical analysys shal l accompany the supply". ]
Tender For supply of for pvc casing and capping confirming to is 3419 part 3 havells finolex,polycab, natural white or equivalent , switch socket combination snow white multipurpose 2 in 1, 15 amp 230 volts make-anchor,ssk, cona , switch socket combination snow white 5 amp 230 volts make-anchor, ssk, cona , service bracket 40mm dia gi tubing medium grade 1.5 mtr long make-jindal,tata,kalinga , service cable pvc insulated aluminium conductor, 1100 volt grade heavy duty served with inner sheathing of pvc tap and overall pvc sheathed as per store list attached , ceiling rose three terminal snow white make- anchor, ssk,cona , led bulk head fitting high pressure die cast aluminum front cover with glass cover with specially design gasket with led lamp 10 watts rechargeable type make-havells,bajaj, philips,cropmtion , pvc flexible wire copper conductor multi stranded 0.0016 oblique 76 make-havells, finolex, plaza , pvc flexible conduit pipe 15 mm dia havells,finolex,polycab, natural white or equivalent , pvc round oblique square block make-polycab,supreme, finolex , earthing plate 600 x 600 x 6 mm galvanised steel suitable for gi strip fittings, drilled with 2 nos holes for 6 mm dia near one side. , ci earth pit cover of size 300 x 300 x 6 mm with angle iron frame of size 20x20mm, 3 mm thick with ms frame. , funnel fitted with 20 mm diameter gi pipe 1.5 m long. pipe make-jindal,tata, kalinga , gi wire 4 mm diameter for earthing. , charcoal , salt normal , air terminal single pointed aluminium rod 12mm dia and 300mm long. , testing point terminal block make of gun metal and phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos 8mm dia 25mm long hexagonal head screw. , aluminium strips 25x3mm. , galvanised iron strip 32x6mm. , funnel fitted with 20mm dia gi pipe 1.5m long make jindal, tata, kalinga , earthing plate 600x600x6mm gi steel suitable for gi strip fittings, drilled with two nos holes for 6 mm dia near one side. , ci earth pit cover of size 300x300x6mm with angle iron of size 20x20x3mm thick with ms frame. , insulating pvc block 75x75x30mm with insulating clamp nut and bolt make-presto,polycab, finolex , cement 43 grade opc packed in hdpe bag each 50 kg wt conform to is 8112-1989 make-birla gold,ambuja, ultratech,acc ,jk, dalmia , coarse sand free from vegetation qty - 0.30 cum , coarse aggregate 20mm graded qty - 0.30 cum , coarse aggregate 40mm graded qty - 0.30 cum superstructure of gun repair shed of size 20.00 m x 10.00 m x 5.00 m height for gun repair shed under job no 2519 as per technical specification and drgs attached, distribution box 8 way, double door spn 240 volts copper bus bar and neutral link earthing stud conforming to is-13032 and is- 8623 double door type make-havells,legrand,l and t, mcb spn 240 volts 32 amps make-havells, l and t standard, mcb sp 6 to 32 amps make-havells, l and t, standard, pvc tape 19mm wide 5 m long make-steelgrip,anchor,kinjal, cable pvc insulated electric cable heavy duty 1100 volts grade multi standerd copper conductor of size 1.5 sqmm single core as per store list attached, cable pvc insulated electric cable heavy duty 1100 volts grade multi standerd copper conductor of size 2.5 sqmm single core as per store list attached, pvc casing capping 1 inch long medium grade snow white havells,finolex,polycab, natural white or equivalent, pvc casing capping 3 oblique 4 inch long medium grade snow white havells,finolex,polycab, natural white or equivalent, switch piano 5 amp 230 volts flush type one way snow white havells,finolex,polycab, natural //bid details 2 / 35
Tender For supply of spv module above 400 wp , ongrid inverter , mounting structure , battery 12v 75 ah , battery stand , battery interconnection wires and lugs 10 meter , solar irradiation meter , mc 4 series connectors , mc 4 parallel connectors branch , solar grade dc cable 4 sq mm 20 meter , green yellow earthing wire 6 sq. mm 20 meter , cable ties uv protected 50,100,mm 2 packs , ac - db , dcdb 3 in 3 out with spd , solar panel 75 w 12 v , charge controler 12 v 5 a , battery 12v, 20ah , led bulb 5 w , solar lantern 5 10w , connecting wires 10 mtr , mechanical fixtures , ac wire 3 core acdb to inverter 5meter , ac 3 core cable 2.5 sq. mm 30meter , screw and pvc buffer for mounting acdb and dcdb , petroleum jelly for battery terminal small 10 paks , water level tube with holder 10 meter , sprit level magnetic base , inclinometer magnetic base , 30-meter fiber tape , hammer screw driver , tri square 8 inches , metal measuring tape with level 5 m , self adjusting wire stripping pliers , 30 meter extension wire , flat and ring spanner set , torque wrench with adopter , ball pin hammer , digital multimeter , digital ac and dc clamp meter , crimping tool , hammer drill machine , set of drill bit for concrete , set of hss drill bit for metal , cutting wheel and grinding wheel , hot gun gas electric operated for sleeves , pair of solar mc 4 connector wrench tools , hydrometer , battery load tester , digital earth tester , cable insulation tester megger , hand gloves , safety jacket , safety full body harness , anti-slip safety shoes , safety goggles , head helmet hard hat , anchor lifeline , safety static rope , first aid kit , sinamics g120c , siemens g120 iop 2 , 3 phase induction motor 1.5 kw 1.5 hp , sinamics v90 servo drive , simotics s-1fl6 servo motor , power cable for servo motor , siemens v90 incremental encoder cable , microstep driver dm542 , stepper motor , rotary encoder incremental pnp , siemens hmi ktp400 basic touch pane , earthing rod , pyronometer , wire gauge
Tender For supply of and clamping screw and rawel plug 5 mm , fly proof wire mesh steel wire dia 24 swg 15 m long 4 ft width , floor door stopper small , wooden ply cutting blade , fevicol sr 998 , araldite 180 gms , vinyl flooring sheet 1mm thickness , pbs roll 1.5 mm thick 01 mtr width 20 mtr length make shalimar , oil stone 6inch x 2inch x 1inch , glass cutter mechanical , tinted toilet window glass pan 6ft x 4ft x 3 mm , glass pan 6ft x 4ft x 4 mm , glass putty , looking mirror 2ft x 4ft aluminium beeding , looking mirror 2ft x 1.5ft aluminium beeding , ravel plug pvc 4mm or 6mm , door handle aluminium 4inch , haxsaw blade 0.50inch high speed 1ft long appx , haxsaw blade 1inchhigh speed 1ft long appx , m seal 100 gm , suction pump for clearing blockage bath or toilet 3inch dia , tower bolt aluminium 6inch , tower bolt aluminium 8inch , tower bolt aluminium 10inch , door closer helical , door closer hydraulic , sliding bolt 12inch , sliding bolt 8inch , handle consealed 4inch , handle folding 3inch , plastic bush 2 inch length and thick 12 mm , ss screw 0.50inch , ss screw 0.75inch , butt hinges ss0.75inch x 0.75inch x 3inch , tower bolt 4 inch , curtain socket one side 1 inch matki , ss handle 6inch , ss handle 4inch , mortec lock , auto cut hinges , furniture pvc edge band tape 0.75inch ivory 50 mtrs , furniture pvc edge band tape 0.75inch wooden 50 mtrs , sand paper , ceramic tiles 0.30 m x 0.30m x 6 mm , ceramic non skid tiles 0.30 m x 0.30m x 6 mm , vertified tiles 0.60 m x 0.60m x 8 mm , vetrified tiles 0.30 x 0.30x 6 mm thick white colour , wall tiles 0.45 x 0.30x 8 mm thick white colour , wall clading tiles 240mm x 60mm x 9mm d colour , j hook 6inch half threaded with nut and washers 8 mm , dr fix it , fevicol sh for wood work , dha iron appx weight of 01 kg , spade appx 1 kg wt , showel with handle make tata or eqvt appx 1 kg wt , pick axe appx 2.50 to 3 kg wt , crow bar 5ft long , tasla 24inch pan mortar plastic appx 18inch to 24inch dia , plumb bob , mason thread plastic , spirit level size 12inch , stabila spirit level type 70 mm or equivalent , mason hammer 1 kg mbt riveting hammer head , mason hammer 1.5 kg , mason trovel small size , mason trovel iron big size , water level pipe 8 mm dia , 3 m cate eye indicator , road sign boards , right angle 12inch , cutting wheel 4inch dia for angle grinder , multipurpose non slip rubber reusable gardening dishwashing scrubbing cleaning gloves size 9 inch , construction black safety gumboots black size 9 , psh 02 rachet type safety helmet with nape strap white colour , psh 02 rachet type safety helmet with nape strap yellow colour , safet jackets white , safet jackets yellow , demolition hammer 5 kgs 1500w , marbel moulding grinder 4 inch dw801 850 w angle grinder , dustless chalks white 100 no per pkt , tile cutting blade , carbon bush for tile cutting machine , tile cutting machine gdc 120 mm professional , ms square pipe 70mm x 70mmx2.6mm th 6mtr length , ms square pipe 50mm x 50mmx2.6mm th 6mtr length , ms square pipe 20mm x 20mmx2.6mm th 6mtr length , ms pipe 40 mm dia 6 mtr length , ms pipe 50 mm dia 6 mtr length , ms angle 50mm x 50mm x 5mm , agnle iron d size , ms flat 1inch x 3mm x 10 mtr length , cast iron weldind road of size 200 , ms arc welding electrode e6013 2.5 mm dia , ms arc welding electrode e 6013 3.15 mm dia , arc welding hand shield screen , arc welding heavy duty copper cable 600 amp 70 sqm , arc welding black glass 11 a1 din , protection glass for arc welding white glass , chipping hammer , tongs 1ft 6inch size , grinding goggles white , hand safe syn 021 welding safety goggles , esab buddy arc 200 inverter //bid details 2 / 98 welding machine , hand gloves , heavy duty arc welding holder 600 amp , heavy duty arc welding earth clamp , angular grinder 800 amps , 355 mm metal cut off grinder , metal cutting blade size 355 x 2.8 x 25.4 mm , welding helmet auto darkening , welding helmet normal , transparent polycarbonate corrugated sheet 10 ft
Tender For corrigendum : electrical maintenace jobs at mughalsarai ird - routine electrical maintenance of depot , transformer oil testing , installation of acb spares , srvc f inspection and pm of acbs , servicing overhauling and testing f vcb , thermography testing of panel , sply instln lightning arrestor , earthing wire cu 6mm2 , sply and fixg of fuse element rating 11k , earthing clamp , calibration of meter , testing calibration of relay , repair of boom barrier , repair and maint of water pump , testing and servicing pv vent 3in , maint and insp tsvtest and re inst half yrly , sply of 33 kv rubber hand gloves isi app , 11kv rubber hand gloves , silica gel , distilled water battery litres , testing of transformer tan delta , rewinding of motor pump overhauling , electrical insulation mat 2 point 5 mm thick , pvc tape steel grip , crc spray cap 200ml , sply and instln of contactor rat 32a , elcb 30 ma 63 a legrand rating 415v 0 point 0 , elcb 32a 30ma dp w 2nosauxtrpcntct , mcb 415vac 32a 10ka 3p c iec60898 1 , mcb 415vac 63a 10ka 3p c iec60898 1 , hrc fuses for diodes 50a , sply and instln of contactor rat 70a , trip shunt coil acb 110vdc land t , braided wire cu 6mm2 , braided wire strip cu 1in , itc of lugs for 16 sqmm cu , lug ring cu 25mm2 , lamp led indctng 60w rd ylw bl hghmst cg , sup led driver 60w , racking mechanism up acb l and t upower , closing coil shnt trp 110vdc acb 800a , extl safety auditdepot terminal plant , sup and fix of crocodile cliphvydty f earth , contactor dc 110vdc 100a 3p btry chrgr , earthing strip size 50x60x6mm , testing of ht cable meggering and continuity , testing of lt cable meggering and continuity , partial disch testing of cable ht and lt , sply and instln of 2way flp jbtestg and comm , vlf testing of cable , earthing funnel gi , ss nut bolt 1 inch , sup and lay wbmstone aggregate 90 45mm , testing ir and motor tmnl conn yearly , preparation drawingloop diagram layout , autocad drawing retracinglayout conversi
Tender For corrigendum : supply of different materials used for testing at electricity test division, unnao under electricity distribution circle, unnao. - o/c & earth fault relay (ashida adr 241 b), clamp meter (0-20a), combination pilier (taparia), rachet set (taparia), grinder bosch (240 volt, ac operated), drill machine (240 volt, ac operated), spanner set (taparia), pcv tape (red, yellow & blue) colour, pin type & u type copper lug 2.5 mm2 (100 each), dc indication led (24 volt to 36 volt) suitable for 11kv & 33kv control pannel, flexible copper wire havells (red, yellow & blue, black color) 2.5mm2, tripping coil with assembely make tripping coil assembly stable 33 kv vcb (stelmec, toshiba, cg, schneider), oti(oil temperature indicator) with limit switch alarm & trip contact, temp range (0 c to 150 c), wti (winding temperature indicator) with limit switch alarm & trip contact, temp range (0 c to 150 c) with gradient adjustment through a shunt for ct secondary input (1amp to 5amp), closing coil with assembely make tripping coil assembly stable 33 kv vcb (stelmec, toshiba, cg, schneider)
Tender For bid to ras supply of maintainance tangible assets 12 inf bde - change over switch havells 32 amp , bed switch 6 amp , mcb 32 amp dp , insulation tape 10 mtr long , flexible wire 0.75mm , exaust fan 300mm , wall mounting fan , switch socket combination 2 in 1 16 amp with box , led street light 60 watt , led bulb 12 w , led tube light fitting 10 watt 2 ft long , led tube light fitting 18 22 watt 4 ft long , teek wood switch board 8 inch x 10 inch , pvc insulated unsheathed single core flexible copper conmductor1100w grade of size 1.5 sqmm , gavin box , mcb 06 amp sp , mcb 16 ampdp , pvc insulated unsheathedsingle core flexible copper conmductor1100w grade of size 2.5 sqmm , pvc cashing caping , plug top 3 pin 5 amp , pvc wire 10 sqmm 2 core , pvc wire 6 sqmm wire 2 core , modular switch 6 amp , modular socket 2 obliq 3 6 amp , modular socket 2 obliq 3 16 amp , main switch 16 amp , m seal 100gm each pkt , nails 2 inch 3 inch 4 inch 6 inch , ldpe sheet , prong copper complete set , gi pipe 20mm dia med grade , aluminium strip , copper crown set , earth cylender , clamp , painting brush 3 inch 4 inch and 5 inch , brass bib cock 15mm pvc , gi elbow 15mm , water storage tank 500 ltrs , gi elbow 20mm , gi nipple 15 mm 3 inch , gi nipple 15 mm 4 inch , brass bib cock 20mm , water storage tank 1000 ltrs , plywood 8 feet x 4 feet x 6mm , looking mirror 600mm x 450mm , ismb 150 x 75 mm 5.70 mtr long , acrylic sheet 6 feet x 3 feet x 3mm , fire extingusher 2 kg capacity abc map 90 , oil bound distemper , plywood 6 feet x 4 feet x 10mm , synthetic enamel paint red , synthetic enamel paint og , synthetic enamel paint green , common building bricks , concrete hollow blocks , thinner , ballies 4 inch dia 10 feet 8 feet long , ballies 6 inch dia 10 feet 8 feet long , varnish , cgi sheet 6ft , gi pipe 15mm dia med grade , led street light 36 watt , hdpe sand bag , srt , ceiling rose , paint og black white , gi erth plate , salt crystal type for lc , polythene sheet heavy duty , lighting terminal copper with 5 no prong 15cm long complete , hdpe sheet , plywood for floor 4 feet x 6 feet x9mm , false ceiling 1515x1210mm , ms wall plate , ismb 3.75mtr long , cgi sheet 10 feet , cgi sheet 8 ft , ply wood 10mm thick as per reqmt for flat surface for roof , ply wood 4450mmx150mm and 12mm thick for shuttering of rcc plinth beam , bullet proof glass 610mmx330mmx72mm , white cement 1 kg pack , pvc pipe110mm dia 3mtr long , pbs roll , gi union 20mm , gi socket 20mm , tower bolt , hinges 5 inch , paint og , nails 3 inch , nails 4 inch , pvc flushing 10 ltr capacity , rock salt , charcoal with out dust best quality , lighting air terminal with five copper prongs , earthing electrode pipe , paint white , brass stop cock 20mm , wc indian type 440mm , glass putty , rope , vitreous china wash hand basin of size 580mm x 440mm , door frame df 1000x2100 mm , hacksaw blade double end , hand wash basin of size 580mm x 440mm , hanger stand 450mm with 6 hook , self taping screw 55 mm , taping screw 3 inch , vertified tile 1 feet x1feet , vitreous europen type wc , waste pipe 32mm dia with coupling , water storage tank 2000 ltrs , wss joint nipple dia 1inch , wss pipe , taping screw 1 inch sds , natural sand , hollow block , agg 20mm
Tender For supply of complete stores for living shelter 16 men fems - main columns will be made of 100m x 100m x 4mm square section of 3 length , wind breaker columns c1 will be made of 80mmx40x3 point 2 mm rhs 2 x 2 point 70 mtr and 2x2 point 40 mtr , purlin should be made of rhs 80 x 40 x 2 point 9mm of length 2 point 60 mtr and 2 nos purlin of size 80x40x2 point 9mm of length 1 point 5 mtr for wind braker , truss made of rhs main member of 80x40x2 point 9mm , runner of length 2 point 53 mtr and 04 nos gable side runner of length 2 point 40 mtr made of shs 40x40x3 point 2mm , pedestal of height zero point 30 mtr made of shs 150mmx150mmx6mm , wind breaker a cabin of size 1500mm x 1500mm made of 4 nos ms square tube 80mmx40mmx3.2mm and hight 02 nos 2 point 70 and 2 nos 2 point 40 ht with 60mm thick puf panel , double bunks ms of size 1930mm x 930 x 1840 at leg side and 910mm hight with 02 nos mattress with each bunk , ladder shall be provided on kg side in between long rial connecting lower bunk and upper bank , mattress smart ortho mattress ultimate back pain relief of size 1890mm x 800mm , all nuts and bolts used for joining the structural members shall be of high quality and varieties of bolts as per specification , sun shade for door and window openings will be provided with 450mm wide sun shade made out of same material as of roof sheets matching with roof colour as per technical specification documents , suitable flashing with zero point 6mm thick pre coated sheet of matching colour with panels will be provided at all joints between roof and wall corners as per specification , lightning conductor made of copper tube 150cm long x 25 mm dia with five copper prongs of length 15cm each fixed to copper ball of dia 50mm and 4mm thick with securing arrangement , earthing of building provided using 3mm dia gi earth wire connecting to main board to gi earth plate of size 60cm x60cm 6mm thick , lower outer frame rhs 80mm x 40mm 2.9mm thick and having two through holes at each end to enable suitable fitting of u clamp on the bushing system at the columns , lower gable outer frame rhs 80mm x 40mm x 2 point 9mm thick and having two through holes at each end to enable suitable fitting of u clamp on the bushing system at the columns , lower cross tie beam rhs 66x33x2 point 9mm has to be fitted with the columns in the u channel fitted at the lower side of the columns , floor panel 6 mm thick vinyl sheet of approved colour over 18mm thick bwp oblique bwr isi ply board shall be shall be provided for floor , pedestals will be made of 150x150x6mm sections of height 300mm with base plate of size 400x400x 12mm , foundation for all pedestals will be of pcc 1 2 4 type b1 20mm graded stone aggregate of size 450x450x900mm over the sub base 100mm thick pcc 1 4 8 using 40mm graded stone aggregate , field heating device , sleeves for field heating device as per specification , peg sets will be provided stainless steel premium fesue dual edge 8 pin cloth hanger bathroom wall door hooks , curtain rods for all openings of doors and windows of shelter will be provided with drapery rods made of 25mm dia , looking mirror of size zero point 5 x 1 point 65mm with wooden frame , iron foot scrapper for size 600mm x 450mm will be provided for entrance doors , iron foot mat for size 1200mmx900mm comprising of internal wire mesh of gauge 18 swg will be provided for entrance doors , all electric items shall be isi marked as per specification , stainless steel shoe rack and shoe stand and multipurpose stand of 31x24 inch , swing open to top dust bin stainless steel 12x28 inch 50l , supply only transitional end table with open shelvees size 24x22x18 inch , stainless steel heavy duty double pole 3 lalyer foldable and moveable prince jumbo cloth drying stand brc 786 ss grey , ordinary portland cement grade 43 and is 12269 to 1990 and packed in 50 kgs hdpe bags , coarse sand , stone aggregate shall be crushed stone 20mm graded conforming to is 383 1970 , stone aggregate shall be
Tender For supply of complete stores for living shelter 16 men fems - main columns will be made of 100m x 100m x 4mm square section of 3 length , wind breaker columns c1 will be made of 80mmx40x3 point 2 mm rhs 2 x 2 point 70 mtr and 2x2 point 40 mtr , purlin should be made of rhs 80 x 40 x 2 point 9mm of length 2 point 60 mtr and 2 nos purlin of size 80x40x2 point 9mm of length 1 point 5 mtr for wind braker , truss made of rhs main member of 80x40x2 point 9mm , runner of length 2 point 53 mtr and 04 nos gable side runner of length 2 point 40 mtr made of shs 40x40x3 point 2mm , pedestal of height zero point 30 mtr made of shs 150mmx150mmx6mm , wind breaker a cabin of size 1500mm x 1500mm made of 4 nos ms square tube 80mmx40mmx3.2mm and hight 02 nos 2 point 70 and 2 nos 2 point 40 ht with 60mm thick puf panel , double bunks ms of size 1930mm x 930 x 1840 at leg side and 910mm hight with 02 nos mattress with each bunk , ladder shall be provided on kg side in between long rial connecting lower bunk and upper bank , mattress smart ortho mattress ultimate back pain relief of size 1890mm x 800mm , all nuts and bolts used for joining the structural members shall be of high quality and varieties of bolts as per specification , sun shade for door and window openings will be provided with 450mm wide sun shade made out of same material as of roof sheets matching with roof colour as per technical specification documents , suitable flashing with zero point 6mm thick pre coated sheet of matching colour with panels will be provided at all joints between roof and wall corners as per specification , lightning conductor made of copper tube 150cm long x 25 mm dia with five copper prongs of length 15cm each fixed to copper ball of dia 50mm and 4mm thick with securing arrangement , earthing of building provided using 3mm dia gi earth wire connecting to main board to gi earth plate of size 60cm x60cm 6mm thick , lower outer frame rhs 80mm x 40mm 2.9mm thick and having two through holes at each end to enable suitable fitting of u clamp on the bushing system at the columns , lower gable outer frame rhs 80mm x 40mm x 2 point 9mm thick and having two through holes at each end to enable suitable fitting of u clamp on the bushing system at the columns , lower cross tie beam rhs 66x33x2 point 9mm has to be fitted with the columns in the u channel fitted at the lower side of the columns , floor panel 6 mm thick vinyl sheet of approved colour over 18mm thick bwp oblique bwr isi ply board shall be shall be provided for floor , pedestals will be made of 150x150x6mm sections of height 300mm with base plate of size 400x400x 12mm , foundation for all pedestals will be of pcc 1 2 4 type b1 20mm graded stone aggregate of size 450x450x900mm over the sub base 100mm thick pcc 1 4 8 using 40mm graded stone aggregate , field heating device , sleeves for field heating device as per specification , peg sets will be provided stainless steel premium fesue dual edge 8 pin cloth hanger bathroom wall door hooks , curtain rods for all openings of doors and windows of shelter will be provided with drapery rods made of 25mm dia , looking mirror of size zero point 5 x 1 point 65mm with wooden frame , iron foot scrapper for size 600mm x 450mm will be provided for entrance doors , iron foot mat for size 1200mmx900mm comprising of internal wire mesh of gauge 18 swg will be provided for entrance doors , all electric items shall be isi marked as per specification , stainless steel shoe rack and shoe stand and multipurpose stand of 31x24 inch , swing open to top dust bin stainless steel 12x28 inch 50l , supply only transitional end table with open shelvees size 24x22x18 inch , stainless steel heavy duty double pole 3 lalyer foldable and moveable prince jumbo cloth drying stand brc 786 ss grey , ordinary portland cement grade 43 and is 12269 to 1990 and packed in 50 kgs hdpe bags , coarse sand , stone aggregate shall be crushed stone 20mm graded conforming to is 383 1970 , stone aggregate shall be