PROVISION OF WATER SUPPLY RING SYSTEM OF CERTAIN AREA OF SHILLONG UNDER GE SHILLONG

Amount

NOTE:- (Applicable for all parts/items/):- The bidders/contractors are advised to read tender document, all drawings & all corrigendum/ amendments and General conditions of contracts before entry/quoting the rates.

Lumpsum price workedout by the tenderer for BUILDINGS & STRUCTURES WORKS as listed in Schedule 'A' Part-I.

Lumpsum price workedout by the tenderer for SITE CLEARANCE, SITE DEVELOPMENTS & EARTH WORKS as listed in Schedule 'A' Part-II.

Lumpsum price worked out by the tenderer for RETAINING WALL as listed in Schedule 'A' Part-III.

Lumpsum price worked out by the tenderer for EXTERNAL WATER SUPPLY as listed in Schedule 'A' Part-IV.

Sch 'A' Sec-V (Miscellaneous Items) Note : This schedule is not pre-priced by MES and the pre-priced rate indicated as "Rs 0.00" under Col. 5 siginifies this fact only.

Mobilization/ Transportation erection of T & P and dismantling of all reburied equipment at proposed site including deployment of suitable personels for effective soil investigation as directed.

Carrying out soil investigation as per relevant IS including Boring 150mm dia hole at various locations Up to a depth of 15.00m or refusal as shown at Site by Engr-in-charge in any kind of soil but excluding rock, collection of undisturbed sample at every 1.00 depth, Collection of disturbed sample at suitable depth as required at site. Conducting standard penetration test as per relevant IS at an interval of 1.50m. complete all as specified and directed

Carrying out plate load test as per relevant IS complete all as specified and directed

Carrying out the following laboratory tests on the soil samples collected under item No. 5.02 above as per IS codes: - (a) (i) Sieve analysis and Hydrometer tests of identification and classification of soil bases on properties and grain size. (ii) Specific gravity of the soil. (iii) Studies of settlement characteristics of soil based on consolidation tests and liquid and plastic limit. (iv) Stratification of soil for entire depth of bore log including ground water table location and other properties. Evaluation of shear parameters of undisturbed soil samples by adopting direct shear test. (v) Nature moisture content (NMC), void ratio and porosity, Tri- axial and direct shear test and confined compression test of undisturbed samples and bulk,submerged and dry density of the soil. (b)Compilation of SSI Report as per IS (viz. Filed and laboratory test results, Preparation of reports, Recommendation for different type of foundations, water table) with clear unambiguous recommendations for types of foundation for all structures with bearing capacity/pile capacities. The recommendations will be duly vetted by any IITs/NITs.

Submission of all report booklets 06 (six) copies with CD 06 (Six) copy duly indicating the following:- (i) Evaluation of safe bearing capacity of the soil with respect to shear failure test and permissible settlement (Total and differential) alongwith recommendation about type of foundation and minimum depth of foundation to be adopted. (ii) Evaluation of liquefaction potential. (iii) Evaluation of K-value. (iv) Specific suggestion if any soil treatment if required below foundation/ ground floor/ roads and type of treatment to be carried out. Notes:- 1. Following points to be included in SSI report (not comprehensive, appropriate data/information may be added as per requirement:- (a) Introduction

Sr Item No.5.05 Contd/-.... (b) Objective of the geotechnical investigations (c) Details of the proposed structures (d) Site conditions (e) Field investigations (f) Laboratory test results (g) Soil profile (h) Allowable bearing capacity- based on ‘N’ values, ‘c-Ø value and permissible settlement with sample calculations. Complete calculations will be submitted in soft copy in the same CD containing the SSI report. (j) Liquefaction analysis with calculations. (k) Foundation alternatives duly tabulated building wise. (l) Clear recommendations duly vetted by any IITs/NITs. A table showing building name, Bore Hole No, depth & coordinate of the Bore Hole corrected SPT ‘N’ values and the recommended SBC and clear recommendation for depth and type including any required soil improvement matching with the site plan should form part of the recommendations. (m) Annexure including bore logs, c-Ø and indicated for BHs, likelihood of water- logging at site must also be checked. 2. If the soil/water has high (more than permissible) contents of sulphate, chlorides or any other deleterious material, the same should be brought out and appropriate recommendation be offered. The required chemical analysis needs to be undertaken for the same. 3. All relevant IS code on the subject should be followed and mentioned at appropriate places. Signed copy to be forwarded.

Supply, laying and jointing of ductile iron pipes of 150mm bore with spigot and socket ends conforming to IS 8329 : 2000, suitable for push on rubber joint centrifugally cast, class (K-9), inner side cement lining and outer side black bitumen coating and any length, laid in trenches or fixed in floors or on walls including push on rubber (EPDM) ring with ISI marked complete all as specified and directed.

Supply, fixing and testing DI fittings for spigot & socketed or flanged pipes i.e. Mechanical seal bends, reducers, tail pieces, tapers, tees, collars, caps, plugs with MS plate, nuts, bolts, washers gaskets etc of sizes 80mm to 200mm dia complete all as specified and directed

Supply and fix 100 mm dia CI Sluice valve with flanged ends as per IS-14846 PN-1.6 including stainless steel spindle and wheel, ISI marked with nut bolts and jointing material i.e. rubber gasket complete all as specified and directed.

Supply and fix 150 mm dia CI Sluice valve with flanged ends as per IS-14846 PN-1.6 including stainless steel spindle and wheel, ISI marked with nut bolts and jointing material i.e. rubber gasket complete all as specified and directed.

Supply and fix cast iron air release valve double acting including jointing materials such as gaskets, nuts and bolts complete double air outlet of size 100 mm dia complete all as specified and directed

Supply and fix cast iron reflux valves with bypass arrangement suitable for DI pipe of 100mm bore complete all as specified and directed.

Supply and fix cast iron reflux valves with bypass arrangement suitable for DI pipe of 150mm bore complete all as specified and directed.

Material & Labour for construction of PCC block masonry valve pit of size 120 cm x 120 cm x 90 cm (inner dimension) with precast cement concrete 1:3:6 type C-1 solid block set in CM (1:4) with PCC M-7.5 (Nominal mix) (using 40 mm graded stone aggregate) for foundation including 15mm thick plastering in CM (1:4) inside the valve pit and on external portion upto150mm below the ground level, 75mm thick RCC cover slab of 1:2:4(Nominal mix) type B1, reinforced with 8mm dia TMT bars @ 150mm c/c and applying three coats of white wash on plastered surfaces after preparation and necessary earthwork in any type of soil, well ramming of soil around the constructed valve pit including dismantling old existing damaged valve pit complete all as per drawing No TD/EM/06, Sheet No 1/2 & 2/2 except MS cover and as specified & directed.

Supply, install, testing and commisioning centrifugal pump set, CI body, with pre filter in SS 316 with matching connection to pipes of any size including vibration eliminating rubber bellows, bronze impeller, motor shaft in stainless steel AISI 316 with carbon Ceramic Mechnical seal, motor speed 1450 RPM, Asynchronous, 4 poles, continuous operation F class insulation, protection IP-65, VI 3 Phase, 50 Hz electric driven 415 V, efficiency class IE-3, 55kw/75HP, discharge 2000 LPM, Head 70 RM including fittings like flange, nut bolts gasket etc and welding complete all as directed by Engr-in-Charge. Pump shall be mounted on a concrete foundation projecting at least 15 cm above finished floor level complete all as specified and directed. Note: Quantity of items of earthwork and PCC foundation shall be measured and paid separately under relevant items.

Supply, install, testing and commisioning open well horizontal type submersible pumpset, electric driven motor 3 Phase, insulation class B, voltage range AC 350 to 440 Volt, flater efficiency curve, 50Hz, CED coating, head 30 mtr, discharge 700 LPM, suction and delivery dia as per standard design of OEM suitable for delivery 700 LPM discharge at delivery 80mm dia pipe complete all as directed

Supply, install, testing and commisioning open well horizontal type submersible pumpset, electric driven motor 3 Phase, insulation class B, voltage range AC 350 to 440 Volt, flater efficiency curve, 50Hz, CED coating, head 50 mtr, discharge 700 LPM, suction and delivery dia as per standard design of OEM suitable for delivery 700 LPM discharge at delivery 80mm dia pipe complete all as directed

Supply & fix 65 mm bore steel water tubing medium grade galvanised with flanged joints, nuts, bolts, washer, rubber gaskets etc from open well pump to DI line complete all as specified and directed.

Supply & Fix 65 mm bore butterfly valve both side flanged, ISI marked, class PN 1.6 having cast iron body, cast iron hand wheel, non rising type with SS spindle, Check nuts and sliding gate type body including testing against leakage complete all as specified and as directed

Supply & Fix 100 mm bore butterfly valve both side flanged, ISI marked, class PN 1.6 having cast iron body, cast iron hand wheel, non rising type with SS spindle, Check nuts and sliding gate type body including testing against leakage complete all as specified and as directed

Supply & Fix 65 mm bore non return valve both side flanged type with bypass arrangement, ISI marked, class PN 1.6 having including testing against leakage complete all as specified and as directed

Supply & Fix 100 mm bore non return valve both side flanged type with bypass arrangement, ISI marked, class PN 1.6 having including testing against leakage complete all as specified and as directed

Supply, installation, commissioning and testing of LT feeder pillar box of size 900 X 1200 X 300 mm, outdoor cubical type, floor mounted, vermin proof factory made of CRCA sheet 3.15 mm thick and MS angle of size 40X40X6mm, 60cm height above ground level duly fixed with PCC, having suitable legs, double door both side openable with locking and key arrangement with two Nos pad lock 50mm, powder coated with three phase, 415 Volts, 50 Hz, AC supply all as directed by Engr-in-Charge and comprising of the following :- INCOMER : (i) 32 Amp 4 pole, 415 Volts on load Change over switch (ii) MCCB, 4 Pole, 415 Volts, 32 Amps, breaking capacity 16 KA having thermal setting to 100% and magnetic setting upto 70% - 01 No

Supply, installation, commissioning and testing of LT feeder pillar box of size 900X1200X300 mm, outdoor cubical type, floor mounted, vermin proof factory made of CRCA sheet 3.15 mm thick and MS angle of size 40X40X6mm, 60cm height above ground level duly fixed with PCC, having suitable legs, double door both side openable with locking and key arrangement with two Nos pad lock 50mm, powder coated with three phase, 415 Volts, 50 Hz, AC supply all as directed by Engr-in-Charge and comprising of the following :- INCOMER : (i) 63 Amp 4 pole, 415 Volts on load Change over switch (ii) MCCB, 4 Pole, 415 Volts, 63 Amps, breaking capacity 16 KA having thermal setting to 100% and magnetic setting upto 70% - 01 No OUTGOING : (i) Starter : Fully automatic submersible star delta pump starter with 01 NO-01 NC auxiliary contact, 3 phase, 415 Volts, relay range (10-16) with short circuit protection of capacity 15 Hp - 02 No ( 1 W + 1 SB) alongwith Auxiliary NO-NC contact (ii) MCB SP 240 Volts, 20 Amp 10 KA 'C' Curve - 02 Nos

Supply & Laying Submersible cable 10 Sqmm 3 core, Flat with stranded copper conductor, PVC insulated and PVC sheathed 1100 Volts grade, Complete all as specified and as directed.

Material & Labour for Earthing with galvanized steel earth plate electrode of size 600 mm x 600 mm x 6.00 mm buried directly in ground connected to galvanized earth lead strip of size 32 mm x 6 mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel including 40mm dia medium grade GI tubing for protection of earth lead, MS sheet metal funnel with wire mesh, watering pipe light grade 20mm dia, charcoal or coke and common salt in alternative layer of 15 Cm compacted thickness all around the electrode with concrete earth pit of PCC type C1 (1:3:6, using 20mm graded crushed stone aggregates) 50mm thick precast RCC type B1, (1:2:4, using 20mm graded crushed stone aggregates) pit cover reinforced with 8mm dia deformed bar and suitable handle made of 10mm dia round bar including galvanised strip of size 32mm x 6mm for extension of earth lead and necessary excavation, earth work, in soft/loose soil and disposal of spoils to a distance n.exc 50m and necessary connection and testing complete all as shown in electrical plate No 3 of SSR Part-I, 2009 and all as specified and directed including taking down old unserviceable earth pit. Note : GI Strip upto 7.5m length shall be deemed to include in the cost of this item.

Material & Labour for cutting of existing DI/CI water mains raising pipe line 150 mm in existing position for branch connection for insertion of Tee DI 150 x 150 x 100 mm lead joints ,collors, rubber coupling, nuts, bolts of suitable including accessories complete all as specified.

Material & Labour for cutting of existing DI/CI water mains raising pipe line 100 mm in existing position for branch connection for insertion of Tee DI 100 x 100 x 100 mm lead joints, collors, rubber coupling, nuts, bolts of suitable including accessories complete all as specified.

Material & Labour for fabrication of water suction / delivery header pipe using C-class MS pipe of minimum 300mm or surplus dia as required at site, providing with both end flanged dead plugs for future extensions if any, having minimum three nos 100mm dia long flanged inlet suction water pipe connections using suitable size MS pipe and heavy duty drilled flanges, and eight nos compromising 100mm (7 nos) and 150mm (1 nos) long flanged delivery water pipe connection points using suitable dia size MS pipe and heavy duty drilled flanges including all necessary cutting, drilling, welding work as per site requirement and necessary accessories like drilled flanges, blank flange for dead plug, flanged reducers/tapers, 15mm socket end nipples for connection of water pressure sensor, suitable size GI nut, Bolts, Washers, rubber gaskets, PCC or brick work for support to header pipe etc including making necessary inlet and outlet pipe connections using special pipe fittings all as directed and specified Note : Quoted rate in this item shall deemed to be inclusive of all MS fittings / pipe required for operation of header, cost of rubber gaskets, 15/20mm GI socket /Nipple, GI Nut, Bolt and washer.

Material & Labour for fabrication of water suction / delivery header pipe using C-class MS pipe of minimum 200mm or surplus dia as required at site, providing with both end flanged dead plugs for future extensions if any, having 1 nos 150mm dia long flanged inlet suction water pipe connections using suitable size MS pipe and heavy duty drilled flanges, and 3 nos compromising 100mm (2 nos) and (150mm 1 nos) long flanged delivery water pipe connection points using suitable dia size MS pipe and heavy duty drilled flanges including all necessary cutting, drilling, welding work as per site requirement and necessary accessories like drilled flanges, blank flange for dead plug, flanged reducers/tapers, 15mm socket end nipples for connection of water pressure sensor, suitable size GI nut, Bolts, Washers, rubber gaskets, PCC or brick work for support to header pipe etc including making necessary inlet and outlet pipe connections using special pipe fittings all as directed and specified Note : Quoted rate in this item shall deemed to be inclusive of all MS fittings / pipe required for operation of header, cost of rubber gaskets, 15/20mm GI socket /Nipple, GI Nut, Bolt and washer.

Supply and laying of sub class B bricks locally available laying perpendicular of UG cable complete all as specified and directed.

Material & Labour for cutting existing road/hardstanding/foot path surfaces for laying of water pipe line and making good to disturbed surfaces with plain cement type 1:1.5:3 using 12.5mm graded crushed stone aggregate as in coping/benching, slightly rounded or chamfered angles and throating, etc. including necessary formwork complete all as specified and directed by Engr-in-charge. Note: The above work require cutting of two road i.e NH-6 near FSH (Approximate 12Mtr) & Road to Kench Trace near RTC entry gate (Approximate 8 Mtr). The road cutting work will have to be carried out in night SHIFT FROM 2200 HRS TO 0600 hrs in two parts. The cutting work & laying of pipe including repair of cut section with PCC as specified will be done on same day so that road stretch is available for traffic movement on next day.

Design of UG Sump of 20,000 Gallon capacity all as specified.

Design of UG Sump of 1 Lakh Gallon capacity all as specified. Notes for Sr. Item No. 5.32 & 5.33 above: (i) The design shall confirm to latest IS:1893, IS:4326, IS:13920, IS:800, IS:456, SP: 34 and other relevant codes. (ii) The structure falls in Zone V. (iii) Structural analysis & design shall be done on latest version of STAAD. (iv) Structural design shall be got vetted from any IITs/NITs. (v) Contractor shall discussed the concept design with SO-I (Design)/Director (Design) of HQ CESZ before finalising the Str design. (vi) The RCC Sump shall be M-30 as per design consideration. (vii) The foundation shall be design as per the SBC of the soil at the location of construction. (viii) The contractor shall execute the work as per the said Str drg only after approval of same from Accepting Officer and item of execution shall be measured & paid under respective schedule i.e schedule 'A' Part-I, II & V.

M/S UTTAM SAHA (BID ID -3345752)

United Sales Corporation (BID ID -3331548)