Zonal Contract for maintenance of Green Line from Salt Lake Sector-V (SVSA) to Howrah Maidan (HWMM) covering km (-)0.310 to km 15.657 including Central Park Depot and ancillary buildings in the Green Line corridor of Metro Railway, Kolkata.

150 mm dia Total 68835.29 Supply, Installation, testing and commissioning of Butterfly Valves of the following sizes with SS- Item- 5 316 seat, Shaft SS-316, suitable for pressure rating of 16 Kg / Sq. cm, with gaskets, flanges, nuts, bolts and washers including painting complete as required. S No. Item Description of Item Unit Qty Rate Amount No

100 mm dia Total 86980.86 Supply, installation, testing and commissioning of Wafer type Double Plate Check Valves (SS 316 Body) of the following sizes (conforming to API-594), suitable for pressure rating of 16 Kg / Sq. cm Item- 6 with cast iron body conforming to IS -standard, including gasket, flanges, nuts, bolts and washers including painting complete. S No. Item Description of Item Unit Qty Rate Amount No

100 mm dia Total 122453.60 Supply, installing, testing and commissioning of Butterfly Valves/Gate Valves complete with Item- 8 companion flanges, nuts, bolts, gaskets fittings supports etc. S No. Item Description of Item Unit Qty Rate Amount No

50 mm dia Total 312958.21 Supply, installing, testing and commissioning of Factory insulated Non-return Valve complete with Item- 12 companion flanges, nuts, bolts, gaskets fittings supports etc. S No. Item Description of Item Unit Qty Rate Amount No

100 mm dia Total 240248.00 Item- 14 Supply, installing, testing and commissioning of Gate Valve/Ball Valve. S No. Item Description of Item Unit Qty Rate Amount No

20 mm dia METRO-KOL-HQ-ENGG/METRO RAILWAY Total 33734.60 Supplying, fixing, testing and commissioning of butterfly valve of PN1.6 rating with Item- 27 bronze/gunmetal seat duly ISI marked complete with nuts, bolts., washers, gaskets conforming to IS 13095 of following sizes as required: S No. Item Description of Item Unit Qty Rate Amount No

200 mm dia Total 348890.00 Providing, installation, testing and commissioning of non-return valve of the following sizes Item- 33 conforming to IS: 5312 complete with rubber gasket, GI bolts, nuts, washers etc. as required. Rate includes all labour, materials, tools & plants, lead, lift, taxes etc. complete. S No. Item Description of Item Unit Qty Rate Amount No

150 mm dia Total 323560.80

carried out for satisfactory completion as per Metro Railway Standard Schedule of Rates (Works)- 2016. S.No. Item Item Qty Qty Unit Unit Rate Basic Value Escl.(%) Amount Bidding Code Unit METRO-KOL-HQ-ENGG/METRO RAILWAY Above/ Schedule () D-Other Items 5947390.64 Below/P ar

Description:- Providing & fixing self driving screw with rubber washer at any height of 30 m from E.G.L at station roof sheeting , with all necessary precautions should be taken up by the Contractor

rope screw driving equipments or any other tools if required should be arranged by the Agency for this work. Also the rate includes all Contractors labour & materials. Item also includes removal of old screw if necessary before fixing new ones and it should be leak proof.

Description:- Making scaffolding up to 30 m height of building by bamboos with coir string for repairing works, spacing of bamboos shouild be @ 1.5 m, horizontal & vertical, outside building and

Contractor such as safety belt, helmet etc for the workers and necessary tools and plants such as pulley nylon rope etc or any other tools if required shold be arranged by the Agency for erection and removal of scaffolding.

Description:- Supplying and fixing Double headed internal hydrant valve of make Kartar or similar

conforming to IS 5290 (Type -A) with blank Gunmetal/Stainless Steel cap and chain as required : 80 mm nominal dia Please see Item Breakup for details. 68835.29 AT Par 68835.29 Description:- Supply, Installation, testing and Commissioning of heavy duty Galvanised Steel Pipe with all fittings viz. flanges, bends, tees, elbows, reducers, as specified, including Groove fittting and

includes (1) Cutting holes / chases in brick or RCC walls / slabs and making good the same (2) Painting with two or more coats of synthetic enamel paint of approved shade as per pipe colour code over two coats of primer (3) Painting of legends with direction arrows complete as per specifications. Please see Item Breakup for details. 86980.86 AT Par 86980.86

sizes with SS-316 seat, Shaft SS-316, suitable for pressure rating of 16 Kg / Sq. cm, with gaskets, flanges, nuts, bolts and washers including painting complete as required. Please see Item Breakup for details. 122453.60 AT Par 122453.60 Description:- Supply, installation, testing and commissioning of Wafer type Double Plate Check

and washers including painting complete.

SS-316, Dial type Pressure Gauge calibrated for 0 - 16 kg / Sq. mm range with SS-316 isolation valve complete. Please see Item Breakup for details. 312958.21 AT Par 312958.21

complete with companion flanges, nuts, bolts, gaskets fittings supports etc.

companion flanges, nuts, bolts, gaskets fittings supports etc. 250 mm dia

flanges, nuts, bolts, gaskets fittings supports etc. 250 mm dia

and ball valve instead of siphon & lock. Please see Item Breakup for details. 240248.00 AT Par 240248.00

complete with companion flanges, nuts, bolts, gaskets fittings supports etc.

and ball valve including of syphon & lock. Please see Item Breakup for details. 33734.60 AT Par 33734.60

METRO-KOL-HQ-ENGG/METRO RAILWAY

Description:- Providing and fixing glass mosaic tiles of size 25 x 25 mm/20 x 20 mm of Mridul/Italia or approved equivalent make of approved colours laid over a bed of cement mortar 1:2(1cement : 2

tiles complete. The tiles to be fixed using stone adhesive as cladding to wall, column in round and rectangular shape as per design, pattern ,colour etc. decided by the Engineer-in-charge. Note- The contractor has to deploy a competent architect at his own cost and the finishing scheme submitted by the contractor requires to be approved by Metro Railway before execution

Description:- Providing and fixing 6 mm thick clear float toughened glass in aluminium door, window, ventilator shutters, staircase- railing and partitions etc. with PVC / neoprene gasket if

materials, tools & plants, lead, lift, taxes etc. complete. Note: If thickness of clear float toughened glass changes on technical ground, the rate shall be paid on prorate basis. i.e. for 8 mm thick float toughened glass, rate will be = (Accepted rate) x (8/6)

Description:- Supplying, fitting & fixing in position 100mm wide vertical blinds of approved quality

provided for the facility open & close to move the blinds at right angles as & when required of approved quality with all contractor's labour, materials, lead, lift, descent, tools & plants, accessories, transportation, taxes, etc. complete.

Description:- Providing and fixing in position frameless glass partition walls made out of 12 mm thick toughened clear float glass held in position by wall connecting profile with or without openable

corner locks of approved make (iii) Floor spring of approved make. (iv) Lock keeper Plate stainless steel strip at the bottom of doors for doors exceeding 1100 mm (v) with openable door (double leaf). Rate includes all labour, materials, tools & plants, lead, lift, taxes etc. complete.

Description:- Galvanisation (minimum 50 micron thick) of MS plate/Flat or any other section in lieu

lift, transportation, tax etc. complete except cost of MS plate/Flat or any other section which will be paid separately under relevant item. The work will be carried as per instruction of the Engineer-in- charge.

Description:- Designing, Providing, Fabrication and erection of extruded aluminium fixed louvers / aerofoil sections of approved shade and colour powder coated ( minimum thickness of coating 55 microns) with extruded aluminium sub-frame, extruded built up standard elliptical sections

clips, or with expansion hold fasteners including necessary filling up of gaps at junctions, at top , bottom and sides with required PVC/neoprene felt complete in all respect. Aluminium sections shall be smooth, rust free, straight, as per architectural drawings and the directions of Engineer-in-charge etc. All structural steel support frame work shall be paid separately.

Description:- Providing and fixing 50 X 100 baffle ceiling (50 mm width & 100 mm Height) or 25 X

shall be made out of 0.7-0.9 mm thick electro galvanized steel material in lengths of up to 2400 mm. The coil should be stove enamelled on a continuous application for pre-treatment. The coils to go through 4 stages of pre-treatment, three times oven baked through conversion coating, priming and finish coat ensuring superior adhesion, high corrosion resistance and good colour stability. The coils to be painted on both sides after degreasing. Inside surface to have a primer of 5 microns and a coat

and topcoat of approved colour of 15 microns. Baffle ceiling panels shall be mounted on slotted galvanized grid profile of minimum 2 mm thickness in a module of 225 mm. Baffle grid shall be suspended and supported by means of 6 mm dia. threaded suspenders at a distance of 150mm from the edge and 1200 mm c/c. Baffle fixing brackets shall be used to keep the ceiling in correct place for the levelling purpose. Metal baffles shall be coil coated in a desired colour. Baffle ceiling system shall be installed in compliances with manufacturer's technical installation brochure and manual. All accessories like end cap, top cap, column rings etc. are included wherever required. Rate includes all labour, materials, tools & plants, lead, lift, taxes etc. complete.

Description:- Fabrication, supply and erection of Hot dip galvanized MS cover plate fabricated from

MS angle grouted in position etc. complete as per directions of Engineer-in-charge (only galvanized chequered plate is covered under this item, Other items shall be paid by weight separately).

METRO-KOL-HQ-ENGG/METRO RAILWAY Description:- Providing and fixing 0.5 mm total coated thick high tensile Zinc Aluminium alloy coated profiled sheeting system having total coating mass of 150 gm/m2 (AZ 150). The paint system consists of 15-20 micron polyester coating over primer on outer side and manufacturer backer coat on inner side. The sheet is to be fixed to the purlin with polymer coated hex head self-drilling self-

sheet shall generally be as per IS:14246. The work shall include all profiles and gutters as per the details shown on the approved drawings and manufacturers as per specialist recommendation, complete in all respects. The work shall be executed in flat, tapered, curved form both in plan and section as required as per instruction of Engineer-in-charge. The rate includes all labour, materials, tools & plants, loading, unloading, lead, lift, taxes, royalties, cleaning, disposal of rubbish, scaffolding etc.

Description:- Providing & Fixing 120 minutes steel Fire rated doors as per detailed specification along with accessories as per NFPA 80 and tested as per NFPA 252, temperature increase on the un- exposed surface not exceeding an average of 361°C (650°F) during first 30 mins of test. Note: Cost of following minimum Accessories, as per NFPA 80, has been included in the price of respective

requirement of the specifications. 4" ball bearing hinges (for single leaf door) 04 nos. 4" ball bearing hinges (for double leaf door), 01 nos. Door closer (Fire rated - Heavy Duty) 01nos Tower Bolts (for doubles leaf doors except in Double leaf Doors with Door Coordinators. 01 nos 3- point latch system from Corbin Russwin model no. ML 2022 X 630 X LWA (for all doors except doors with panic bar as in item above) 01 nos size 1000x2100 mm (Single Leaf)

Description:- Providing & Fixing 120 minutes steel Fire rated doors as per detailed specification along with accessories as per NFPA 80 and tested as per NFPA 252, temperature increase on the un- exposed surface not exceeding an average of 361°C (650°F) during first 30 mins of test. Note: Cost of following minimum Accessories, as per NFPA 80, has been included in the price of respective

requirement of the specifications. 4" ball bearing hinges (for single leaf door) 04 nos. 4" ball bearing hinges (for double leaf door), 01 nos. Door closer (Fire rated - Heavy Duty) 01nos Tower Bolts (for doubles leaf doors except in Double leaf Doors with Door Coordinators. 01 nos 3- point latch system from Corbin Russwin model no. ML 2022 X 630 X LWA (for all doors except doors with panic bar as in item above) 01 nos size 1500x2100 mm (Double Leaf), with Panic Bar in both leaves and with Mortise Latch, 200x300 mm vision panel.

26 Description:- Adjustment Rate for provision of Door Coordinator in place of Tower bolts. Please see Item Breakup for details. 348890.00 AT Par 348890.00

bronze/gunmetal seat duly ISI marked complete with nuts, bolts., washers, gaskets conforming to IS

of rating 68 degree centigrade with required accessories : Pendent Sprinkler

female couplings duly bound with GI wire, rivets etc. conforming to IS 636 (type-A) as required :Stainless Steel (Grade 304)

Description:- Supplying and fixing first-aid Hose Reel with MS construction spray painted in post

water hose thermo plastic (Textile reinforced) type-2 as per IS:12585 20 mm nominal internal dia gun metal globe valve & nozzle. Drum and brackets for fixing the equipments on wall. Connections from riser with 25 mm dia stop gun metal valve & M.S. Pipe and socket 30 m.

internal diameter size nozzle conforming to IS 903 suitable for instantaneous connection to interconnect hose pipe coupling as required : Stainless steel (grade 304)

Description:- Providing, laying, testing & commissioning of 'C' class heavy duty MS Pipe conforming

including welding, excavation & providing cement concrete blocks as supports, anticorrosive treatment with coaltar/ asphalt tape as per IS 10221, refilling the trench etc. of sizes complete as required (200 mm dia) Please see Item Breakup for details. 323560.80 AT Par 323560.80 33 METRO-KOL-HQ-ENGG/METRO RAILWAY 33 Description:- Providing, installation, testing and commissioning of non-return valve of the following sizes conforming to IS: 5312 complete with rubber gasket, GI bolts, nuts, washers etc. as required. Rate includes all labour, materials, tools & plants, lead, lift, taxes etc. complete.