Military Engineer Services Tender

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for foundation etc. or for shafts, wells, cess pits, manholes, pier holes etc. not exceeding 10 Sqm on plan and not exceeding 1.5 m in depth and getting out as in hard/dense soil complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm as in soft/loose soil complete all as specified and directed.

Removing excavated material (soil) exceeding 250 m but n exc 500m and depositing where directed at a level n. exc. 1.50 m above the starting point complete all as specified and as directed.

M&L Cement concrete 1:3:6 Type C 2 (using 40 mm graded stone aggregate) as in embedding post, strut etc complete all as specified and directed

M& L Cement concrete 1:4:8 Type D 2 (using 40 mm graded stone aggregate) as in foundations, filling and mass concrete complete all as specified and directed

M& L for precast cement concrete block masonary 1:3:6 type C-1 (using 20 mm graded stone aggregate) (solid block exc 10cm in width and set in cement mortar 1:6 complete all as specified and directed

M&L for hardcore of broken stones of gauge not exceeding 63 mm , deposited spreaded , levelled in layers n exc 15 cm thick watered and rammed to true surface complete all as specified and directed.

M&L for sand filling under floors including spreading, levelling watering and well ramming in layers n. exc 25cm complete all as specified and directed.

S&F Hand rails, half round or other steel section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts; posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165 complete all as specified and directed

Supply only Chain link MS galvanised fencing, any size or type (size of mess 100x100mm & 4mm dia.) complete all as specified and directed

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provision of binding wire (size of mess 100x100x4mm) complete all as specified and directed

S&F Mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, exc 5cm but n exc 10cm long complete all as specified and directed

M&L Mild steel round bars 10mm dia and over, cut length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips conforming to Gd.I, IS- 432 (Part- I) complete all as specified and directed.

M&L for preparing new steel surface n.exc 10cm in width or girth and apply two coat of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed

M&L for preparing new steel surface exc 10cm in width or girth and apply two coat of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed

M&L for 100mm Thick PCC 1:2:4 type B-2 (using 40mm graded stone aggregates) as in sub base to floor complete all as specified and directed

M&L for rendering 15 mm thick in cement mortar 1:4 on fair faces of brick work or concrete surface of walls finished even and fair without using extra cement complete all as specified and directed

M&L for Forming construction joint(dummy) 65mm deep x 10mm wide filled with sealing compound Grade A. complete all as specified and directed

Construction of steel gate 5mtr wide and 2.1 mtr in height including RCC post complete all as specified and shown in drawing No CESZ/TD/72 dated 14.10.1997 Sheet No 1/2 and 2/2 and as directed

Design, supply, installation, testing and commissioning of Solar Power Generation plant of capacity 100 KWp (AC) at output voltage 415 Volt 50 Hz, grid connected complete with structure and PCC foundation comprises solar PV module, DC strings, earthings, connecting wires/ cables, PPT, LT panel Board with all accessories required for SPV complete all as per MNRE/SECI specifications/ and guideline technical specifications as per Annexure-I complete all specified and directed . Note:- The cost for Soil investigation, Foundation design and construction and All items required for complete satisfactory functioning of the 100 KWp , 415 Volt output SPV plant deemed to be included in item and shall be incorporated by the contractor without any extra cost to the department.

Supply, installation, testing and commissioning of grid tied 3 phase inverter indoor type of with minimum 50 kW rated capacity, 415 Volt AC output IP 54 rating. Inverters should consist of associated control, protection and data logging devices and remote monitoring hardware and compatible with software used for string level monitoring.all as specified and directed. Note:- The cost for Soil investigation, Foundation design and construction and All items required for complete satisfactory functioning of the 100 KWp , 415 Volt output SPV plant deemed to be included in item and shall be incorporated by the contractor without any extra cost to the department.

Material & Labour for Earthing with copper earth plate 600mm x 600mm x 3.15mm thick, burried directly in ground (earth pit not less than 2.25 metre deep below normal ground level) with top edge of the plate not less than 1.5 metre below normal ground level connected to copper earth strip 20x3mm by means of bolts, nuts check nuts and washers of galvanized iron or steel with protection pipe of GI, light grade 40mm bore, watering pipe 20mm bore of GI medium grade, earth plate surrounded by alternate layer of coal dust and common salt 15 cm thick each layer all as per electrical plate No 3 of SSR Part-I and connected to earthing test point all as specified or indicated and testing on completion including funnel with wire mesh, earthing chamber with PCC 1:2:4 type B-1 using 20mm graded stone aggregate, 80 mm thick precast RCC (1:1.5:3) type A-1 cover duly reinforced with XPM (weight not less than 3 kg/sqm) and frame including all excavation and earth work etc. all as specified and directed.

AIR-COOLED HEAT PUMP PACKAGE Supply, Installation, Testing and Commissioning of Factory Assembled Air Cooled Inverter based Scroll Heat Pump Package of nominal heating capacity of minimum 65 kW run on 415 Volt, 50 Hz AC complete all as specified below: (a) SITC of Air-Cooled Inverter Heat Pump Units complete with Single/Multiple Scroll compressors, Evaporator, air-cooled condenser, Control panel etc. The Heat Pump will be charged with R410A Refrigerant. The drive motor suitable for 415V +/-15%, 3 phase, 50 Hz. (b)The refrigerant circuit shall include: a discharge service ball type isolation valve, dual high side pressure relief valves, liquid line shutoff valve with charging port, dual low side pressure relief valves, solenoid valve, sight glass with moisture indicator, electronic expansion valves, and flexible, closed-cell foam insulated suction line and suction pressure transducer, refrigerant receiver, discharge liquid separator and R410A refrigerant. (c) Modular design with an ability to mix and match combinations upto 16 connected Heat Pumps. They can operate in Master and slave configuration mode or can operate separately. (d) The Chiller Heat Pump evaporator should be Brazed Plate Heat Exchanger(BPHE) type made entirely of stainless steel, with direct-expansion and counter-flows. The heat exchange surface is configured so as to maximize the exchange coefficient with minimal load losses. capable of refrigerant working pressure of 650 psig and liquid side pressure of 150 psig. Input and output connections shall be fitted with air bleeder and draining valves. The covering in closed-cell neoprene sponge prevents the formation of condensation and reduces thermal wastage. The condenser side Fin and Tube heat exchanger shall have hydrophilic coated Aluminum fins with copper tubes(anti corrosive).

(e) Air-cooled Condenser with integrated fin and tube coils with inner grooved copper tubes and expanded into aluminium fins and complete with sub cooler and top discharge air circulators using EC(Electronically Commutated) axial flow fans with IP 55 protection for outdoor duty , U shaped condenser coil guard etc. permanently-lubricated ball bearings. Brushless commutation and minimum self-heating. (f) The Compressor motor shall be Inverter driven and with protection for under voltage, over load, earth fault and single phasing, Integrated thermal protection, Speed control with inverter,Inverter start-up, Power factor correction condensers, Oil valve and by-pass line, Anti-vibration supports etc. It should have, Hot water temperature sensors, water flow sensors / flow switch etc. Compressor Motor overloads capable of monitoring compressor motor current. Provides extra protection against compressor reverse rotation, phase-loss and phase-imbalance. Motor overheat protection will be provided to ensure the motor reliability. (g) Micro-processor based controls( safety interlocks that monitor pressure, temp., current, voltage, oil and refrigernat etc) with Touch screen display in English for all operating parameters such as supply voltage, frequency, load current, Hot water inlet, Hot water outlet, temperature parameters, operating pressures, input power etc. (h) Wired controller LCD Touch Screen Panel with LED backlighting for enhanced control of operation at single point. (j) Capable of delivering High Chilled water till 25C & same machine should capable of Operating as Heat Pump to deliver Hot Water upto 58 degC. (Chiller cum Heat Pump Mode Available). The units shall be capable of providing Heating within ambient range of -27° C to 43°C in winters. (k) Noise level of the chiller should not be more than 68 db(A) at 1 m distance. (l) Nominal heating capacity 66 KW Heat Pump at below duty conditions: Hot water Inlet Temp: 40 deg C Hot water Outlet Temp: 45 deg C Ambient Temp: 07 deg C

Supply, Installation, Testing and Commissioning of Factory Assembled Brand New Titanium Plate type heat exchanger 02 Set ( 01 W + 01 S/By) with all fittings,valves at inlet and outlet and accessories as per specifications complete in all respect as given below: (a) Plate type heat exchanger - Water / Water Type for Hot Water of Capacity 3,25,000Kcal / Hr (b) Water flow in primary circuit 64800 LPH (c) Water Flow in secondary circuit 64800 LPH (d) Temperature primary circuit. Inlet : 45 deg.C Outlet : 40 deg.C (e) Temperature secondary circuit Inlet : 20 deg.C Outlet : 27 deg.C

Providing, installation, testing and commissioning of following Brand New pumps suitable for 415 Volts connected with T.E.F.C. induction motor, suitable for VFD starter, M.S.channel, base plate. The pump shall have mechanical seal. The pump shall be C.I casing, Bronze impeller, SS shaft and CI (Epoxy coated) base (suitable for hot water temperature).of 70 Deg C for the following items:

(a) Hot Water Circulation pump Pump(For Circulating Hot water between Heat Pump and PHE. (Primary circuit) having Flow rate - 18 LPS and Head - 20 mtrs (1W+1SB)

(a) Hot Water Circulation pump Pump(For Circulating Hot water between Swimming Pool and PHE. (Secondary circuit) having Flow rate - 18 LPS and Head - 20 mtrs (1W+1SB)

Supply, installation, testing and commissioning of sheet metal fabricated cubicle electrical Control Panel for Heat Pumps. Hot water Pumps and Distribution System with necessary approved switchgears, Termination and connection with required earthing of the following specifications: Panel will have MCCB incomer of 400 A with suitable multifunction meter with indication for voltage current frquecy and KVA as well as KW and power factor,and 6 Nos. 63 A outgoing feeds for Heat Pumps. 4 Pump feeders with MCB and VFD starters, in separate cubicles. All feeders will have suitable on/off indication and starters will have door mounted push buttons for start and stop. The incomer will have a door operated handle and should be suitably interlocked so that the door can not be opened in case the mains or on. Panel will be made from minimum16 SWG CRCA sheet treated for rust or other impurities and powder coated in desired shade alongwith the following cables ( Note : Cost of cables given below in any length required at site for functioning the plant shall deemed to be included with the cost of this item) (i) 4 Core 6 Sq.mm armoured copper Cable with 300 mm Wide cable tray. (ii) 3 Core 4 Sq.mm armoured copper Cable with 300 mm Wide cable tray.

Providing, fixing, jointing and testing in position 150 mm dia SCH- 80 CPVC pipes for HWS/HWR conforming to ASTM F 441 cut to required lengths including all necessary fittings (All fittings shall confirm to ASTM F 493/ASTM F 438 ) and specials such as bends, tees, unions, reducers, flanges & plugs etc. Solvent cement jointing, and making proper connections. Cost shall be inclusive of Fixing/supporting the pipes (& fittings) at wall/floor level supported by galvanized clamps, hangers etc, Insulated with 19mm/25mm thick UV resistance(ASTM G797/ISO4892-2) thermoplast Elastomer closed cell insulation tubing for hot water Pipes of density not less than 40 kg/cum and thermal conductivity not more than 0.034W/m Degree K over pipes complete all as specified and directed

Providing, fixing, jointing and testing in position 80 mm dia SCH- 80 CPVC pipes for HWS/HWR conforming to ASTM F 441 cut to required lengths including all necessary fittings (All fittings shall confirm to ASTM F 493/ASTM F 438 ) and specials such as bends, tees, unions, reducers, flanges & plugs etc. Solvent cement jointing, and making proper connections. Cost shall be inclusive of Fixing/supporting the pipes (& fittings) at wall/floor level supported by galvanized clamps, hangers etc, Insulated with 19mm/25mm thick UV resistance(ASTM G797/ISO4892-2) thermoplast Elastomer closed cell insulation tubing for hot water Pipes of density not less than 40 kg/cum and thermal conductivity not more than 0.034W/m Degree K over pipes complete all as specified and directed

Providing, fixing, jointing and testing in position 50 mm dia SCH- 80 CPVC pipes for HWS/HWR conforming to ASTM F 441 cut to required lengths including all necessary fittings (All fittings shall confirm to ASTM F 493/ASTM F 438 ) and specials such as bends, tees, unions, reducers, flanges & plugs etc. Solvent cement jointing, and making proper connections. Cost shall be inclusive of Fixing/supporting the pipes (& fittings) at wall/floor level supported by galvanized clamps, hangers etc, Insulated with 19mm/25mm thick UV resistance(ASTM G797/ISO4892-2) thermoplast Elastomer closed cell insulation tubing for hot water Pipes of density not less than 40 kg/cum and thermal conductivity not more than 0.034W/m Degree K over pipes complete all as specified and directed

Providing, fixing, jointing and testing in position 25 mm dia SCH- 80 CPVC pipes for HWS/HWR conforming to ASTM F 441 cut to required lengths including all necessary fittings (All fittings shall confirm to ASTM F 493/ASTM F 438 ) and specials such as bends, tees, unions, reducers, flanges & plugs etc. Solvent cement jointing, and making proper connections. Cost shall be inclusive of Fixing/supporting the pipes (& fittings) at wall/floor level supported by galvanized clamps, hangers etc, Insulated with 19mm/25mm thick UV resistance(ASTM G797/ISO4892-2) thermoplast Elastomer closed cell insulation tubing for hot water Pipes of density not less than 40 kg/cum and thermal conductivity not more than 0.034W/m Degree K over pipes complete all as specified and directed

Supply & fixing butterfly/Shut off valve with union/flanges, washer, nuts & bolts. Rated to temperature of 70 Deg C and tested to a pressure not less than 10Kg/Sq.cm. Including covering with nitrile rubber insulation having protective coating against mechanical damage for the 50mm dia.

Supply & fixing butterfly/Shut off valve with union/flanges, washer, nuts & bolts. Rated to temperature of 70 Deg C and tested to a pressure not less than 10Kg/Sq.cm. Including covering with nitrile rubber insulation having protective coating against mechanical damage for the 150mm dia.

Supply & fixing gun metal horizontal/vertical flap type Non return valve tested working pressure PN 10. Including rubber gasket, flanges, union, nuts, bolts & washers complete as required. Including covering with nitrile rubber insulation having protective coating against mechanical damage of 50 mm dia.

Supply & fixing Y-Strainer, working pressure PN 10. Including rubber gasket, flanges, union, nuts, bolts & washers complete as required. Including covering with nitrile rubber insulation having protective coating against mechanical damage suitable for 50 mm dia pipe of any type.

Supply only Digital Temperature meter suitable for measuring Temperature system .

supply and fixing auto air vent with isolation valve for Hot water supply system suitable for pressure not less than 10 Kg / Sqcm of 25 mm dia complete as required.

Supply and fix magnetic flow meter with easy reading for a flow of 5 m/s to 30 m/s and should be suitable for clorinated water. The installation should be complete with valves and wiring for easy readout of the flow.

Supplying, Installation, Testing, Commissioning of QUATRO finish fully reinforced bubble cell polythene stitched cover having the following specification : polytheylene reinforced Jewn glon entire border with eyckts in each corner & every 0.5 m on the roller side ,cover shall be manufactured in UV treated corrugated polyethene Floating pool cover for swimming pool at size 25mtrx13.5mtr (approx) complete with stainless steel roller equipment and SS stand for pool cover for reducing the thermal losses during non usage hours of swimming pool complete all as specified and comprising of 500 micron in density & has weight 0.56 kg per Sqm with blue top & its bubble type isothermal pool cover.

Supplying, Installation, Testing, Commissioning of Reel system suitable for Solar floating pool covers winding type having movable rollers ( length very from 5 to 7 RM)made out of highest quality stainless steel all as specified.

Material & Labour for earthing complete with galvanised steel earth plate electrode size 600x600x6 mm thick burried directly in ground vertically in a pit of depth not less than 2.25 mtr below ground levels with top edge of the earth plate not less than 1.5 mtr below normal ground level surrounded from all sides by mixture of charcoal and common salt and electrode connected to and including galvanised iron strip 32x6 mm earth lead by means of bolts, nuts, check nuts and washers of galvanised steel and GI pipe light grade 20mm dia bore for watering funnel with wire mesh. CI cover with frame, PCC chamber pit with PCC 1:3:6 type C-2 excavation and earth work all as shown in SSR Part I connected to earthing test point all as specified or indicated including testing on completion. NOTES 1. The unit rate includes for protection pipe and GI strip dia from top of earth plate upto 7.5 meter above groung level

Construction of sentry box as shown in drawing No CESZ/TD/44 Sheet 1/1 complete all as specified and shown in drawing and as directed