Drainage Works Tenders

Water Supply Pumps and Drainage Sump Pumps, Equipments, Piping, Valves, Electrical Works and Accessories: Variable Speed Hydropneumatic System Supply, Installation, Testing and Commissioning of Factory assembled Compact self contained Hydropneumatic system comprising of following : Vertical, multistage, centrifugal clear water pumps with SS-304 casing, S.S 304 impeller and SS-316 shaft, C.I. Base and head, TEFC motor (with mechanical seal) Vendor to submit performance curves, dimension detail and technical catalogue of the proposed model for review and approval. `Panel mounted microprocessor PID controller and variable frequency drive (VFD) dedicated to each pump integrated in a single body or as separate components with pressure trancducer, minimum two lined LCD display, diodes to indicate pump ready, pump running and fault and capable to communicate with other controllers following MODBUS-RTU or BACNET Class-2 protocol through RS485 port, sequencing for alternate running. All alarms should be displayed in the controller. System should be equipped with dry running protection along with necessary cable and cable tray. (Quantity of VFD = 1 No. per pump)` Pre-charged MS Powder coated diaphragm pressure vessel of 100 liter capacity with replaceable bladder suitable for 10 kg/sq.cm working pressure,connected to outlet header with necessary flanges, gaskets, isolating valves, nuts/bolts etc. complete. Set of accessories such as pressure switches, pressure transducers, (butterfly valve, NRV of PN 10 rating) Vibration Isolator with unit control, vibration elimination pads, GI `heavy class` suction and delivery header and interconnection piping, level controller, dry running protection, pressure gauge inter connecting power and control cabling earthing, cable tray etc. complete with Vibration pads of required quantities. For Domestic Water Supply Capacity/Flow rate - 40 LPM Pumping Head - 15 M `Power Requirement (HP) - 10 HP each or as per manufacturer.` Location - Municipal Line OHT Filling 1 Set = 2 Nos. Pump (1 Working plus 1 standby)...

S&F sinks with drainage board made of stainless steel lmm thick kitchen or laboratory with plugs, washers and wastes; including bedding in cement mortar to dwarf wall or including fixing cantilever brackets and connecting union to pipe overall size 915mm x 460mm bowl size 410mm x 330mm x 160mm complete all as sfd and directed.

S&F, 110mm bore, PVC rainwater (SWR) drainage pipes single socket, in any length with rubber ring joints, fixed to walls with sufficient number of Iron stack clamp complete all as specified and directed.

Providing and fixing factory made uPVC white colour sliding glazed window upto 1.50 m (One poit fifty meter)in height dimension comprising of uPVC multi-chambered frame with in-built roller track and sash extruded profiles duly reinforced with 1.60 ± 0.2 mm thick galvanized mild steel section made from roll forming process of required length (shape & size according to uPVC profile), appropriate dimension of uPVC extruded glazing beads and uPVC extruded interlocks, EPDM gasket, wool pile, zinc alloy (white powder coated) touch locks with hook, zinc alloy body with single nylon rollers (weight bearing capacity to be 40 kg (Forty kilogram)), G.I fasteners 100 x 8 mm (One hundred into Eight milimeter) size for fixing frame to finished wall and necessary stainless steel screws etc. Profile of frame & sash shall be mitred cut and fusion welded at all corners, including drilling of holes for fixing hardware's and drainage of water etc. After fixing frame the gap between frame and adjacent finished wall shall be filled with weather proof silicon sealent over backer rod of required size and of approved quality, all complete as per approved drawing & direction of Engineer-in- Charge. (Single / double glass panes, wire mesh and silicon sealent shall be paid separately) Note: For uPVC frame and sash extruded profiles minus 5% tolerance in dimension i.e. in depth & width of profile shall be acceptable. Variation in profile dimension in higher side shall be accepted but no extra payment on this account shall be made. Three track three panels sliding window with fly proof S.S wire mesh (Two nos. glazed & one no. wire mesh panels) made of (big series) frame 116 x 45 mm (One hundred sixteen into Forty five milimeter) & sash 46 x 62 mm (Forty six into Sixty two milimeter) both having wall thickness of 2.3 ± 0.2 mm and single glazing bead / double glazing bead of appropriate dimension. (Area of window above 1.75 sqm (One poit seventy five square meter)), including all leads, lifts and carriage of materials, complete in all respect of as per entire satisfaction of the Engineer in charge.

S & F in repair Sinks without drainage board made of stainless steel 1 mm thick kitchen or laboratory with plugs, washers, waste coupling and waste pipe including bedding in cement mortar to dwarf wall or including fixing cantilever brackets and connecting union to pipe over all size 495 mm x 420 bowl size 410mm x 330mm x 160mm fixed complete all as specified and directed.

S&F 2000 Ltrs capacity, rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part – I, including 20mm ball brass valves, high pressure with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed to 20 mm bore steel tube and dismantling existing water tank and removing complete all in repair as specified.