West Bengal State Marketing Board Tender

Installation of a Inos 5000 liter and inos 2000-liter Capacity Multi-layer HOPE water storage tank with closed top with lid including staging punching of required nos. of holes, fixing etc.

Laying Rising main, delivery main, Over flow, wash out pipe line with supplying, fitting, & fixing UPVC pipes of approved make (Medium) conforming to ASTMD-1785 schedule-80 and threaded to match with G.J. pipes as per 15: 1239 (Part-1) with fall necessary accessories, specials, viz socket, end, tee, union, Icross, elbow, nipple, long screw, reducing socket, reducing tee, short niece etc fitted.

Erection of Steel fencing (100 sq ft) by fitting fixing MS Angle column and grouted it with cement concreting and fixing the 100x100x5mm Mesh/ Net on the column angle including a gate with lock & key arrangement.

Construction of 3 Mtr. X 3 Mtr platform including earth work with Brick work with sand cement mortar and plastering with neat cement finish complete in all respect including materials and labor as per requirement.

UV-Sterilizing System with stainless Steel radiation chamber, lamp life remaining digital display, and lamp failure alert capable of running from DC source with Charge Contoroller, Battery etc. a ll housed in an MS Box.

Oxidation Vessel (350 dia. x 1200 mm ht MS Vessel painted outside & inside with food grade epoxy PVC Strainer, Media - Gravels, Green Sand and MnO2).

Pre-filter (Iron Filter) (350 dia. x 1200 mm) ht MS Vessel painted outside & inside with food grade epoxy PVC Strainer, Media-Filter Sand, Gravel.

Carbon filter (350 dia. x 1200 mm ht. MS Vessel painted outside & inside with food grade epoxy) PVC Strainer, Activated Carbon, Gravels and Sand.

Labour of boring Tubewell of required diameter and depth as per direction of C by water jet system through any type of soil strata including hire and labour charges for boring of pipes, scaffolding, other tools and plants as necessary and taking them out as per direction of EIC Including lowering pipes, strainer, blank pipe etc fitted and fixed complete Including bucket washing and other incidental works in this connection (a) For depth more than 50 meter for SO media, tube well with top enlargement of 100 mm dia (I) 50 mm diameter

Labour of boring Tubewell of required diameter and depth as per direction of C by water jet system through any type of soil strata including hire and labour charges for boring of pipes, scaffolding, other tools and plants as necessary and taking them out as per direction of EIC Including lowering pipes, strainer, blank pipe etc fitted and fixed complete Including bucket washing and other incidental works in this connection (a) For depth more than 50 meter for SO media, tube well with top enlargement of 100 mm dia (II) 100 mm diameter

Supply of PVC pipes & fittings schedule-80 (medium 19 (Part-1). er 1511239 ASTMD 1785 and threaded to match with Gl Pipes as per 15 1239 (Part-1) (a) 100 mm dia.

Supply of PVC pipes & fittings schedule-80 (medium 19 (Part-1). er 1511239 ASTMD 1785 and threaded to match with Gl Pipes as per 15 1239 (Part-1) (b)50 mm dia

Supply of PVC pipes & fittings schedule-80 (medium 19 (Part-1). er 1511239 ASTMD 1785 and threaded to match with Gl Pipes as per 15 1239 (Part-1) (c) Reducing socket 100 mm x 5O mm.

Supplying PVC trainer of approved make with adapter conforming to LS 12818 specifications (i) 50 mm dia

Supplying, rating and firing steel cutter piece up to 450 mm long with sockets. (i)50 mm dia

Construction of drain to Soak well and cover for boring including earth work in excavation and filling, Brick work, plastering work etc. including labour charges and all allied works

Supplying medium Sand for shrouding, Finess Modulus 1.80 to 2.00

Construction of circular soak well 2.5 meter deep in all types of sandy soils with Sony brick work up to 1.5 meter from the bottom having 150 mm intermediate Torrent brick work (14) band all round and cement brick work (1:4) up to 0.90 m from top with 20mm thick cement plastering (1:4) up to the depth of cement brick work, 15mm thick cement plaster (14) on outer face from fuata and fimm thick cement plaster (1:4) on top of the R.C.C. cover slab including filing bottom 1.00 meter of inside of the well with brick metal 150 mm to 63 mm size) including R.C.C. cover slab of 100 mm thick with cement cone (159) with store chips with necessary reinforcement and shuttering Including one 560 mm dia. R.C.C. manhole cover (heavy type)of approved make supplied, fitted and fixed in the cover slab with necessary fittings, making nacessary arrangements for pipe connections, excavation of well including shoring dewatering and reigning the excess earth from the premises as per con complete in all respect with all costs of labour and materials with 250 mm thick dry brick work and 250 mm thick cement brick work (1:6) and 1.00m inside dia (SAIL/TATA/RINS