KITCO Limited Tender

Supplying, Installation, Testing and Commissioning of electric driven pressurisation pump (Jockey Pump) suitable for automatic operation and consisting of following: complete in all respect as required as per the technical specification.(a)Vertical in-line, centrifugal, pump of cast iron casing & SS impeller with stainless steel shaft, mechanical seal and flow of 180 lpm at 90 m approximate head, conforming to IS 1520.(b) Suitable HP Squirrel cage induction motor, TEFC, for operation on 415 volts, 3 phase 50 Hz. AC with IP 55 protection for enclosure, horizontal foot mounted type with Class-'F' insulation, conforming to IS-325.(c) M.S. fabricated Common base plate, coupling, coupling guard, foundation bolts etc. as required.(d) Suitable cement concrete foundation duly plastered with anti vibration pads, reinforced neoprene rubber vibration eliminators/expansion joints (to provide relief from stresses at pipe flanges) suitable for upto 16 kg/cm2 pressure.

Supply, installation, testing and commissioning of pressure gauge 0-200 PSI ( 0 - 14 Kg/sq.cm ) range, 3/8" BSP bottom entry, 6" dial weather proof with stainless steel internals including fittings, ball valves for isolation etc. complete as required as per technical specification.

Supply, installation, testing and commissioning of industrial type pressure switch having 1/4" BSP(F) connection IP:32 enclosure protection, phosphor bronze bellows as sensing element, SPDT contact system, switch rating 6A Inductive/10A resistive 380 V AC, 0.2A Inductive/10A resistive 250V DC suit with ball valve for isolation etc. complete as required as per technical specification.

Supply, installation, testing and commissioning of air vessel made of 250 mm dia 8 mm thick MS sheet, 1200 mm in height with air release valve on top and flanged connection to riser, drain arrangement with 25 mm dia Gun metal wheel valve, with required accessories,and painting with synthetic enamel paint of approved shade as required as per technical specification.

Supply, laying, testing and commissioning of 'C' class heavy duty GI pipe conforming to IS 1239/IS 3589 including welding, fittings like elbows, tees, flanges, tapers, GI nuts bolts, gaskets etc., fixing the pipe on the wall/ceiling with suitable clamps/ supports and painting with one coat of epoxy primer and two or more coats of synthetic enamel paint of required shade complete as required as per technical specification. Welding shall not be permitted for pipes below 50mm.

200 mm dia (Pipe thickness 6.35 mm)

150 mm dia

100 mm dia

80 mm dia

65 mm dia

50 mm dia

40 mm dia

32 mm dia

25 mm dia

Supply, laying, testing and commissioning of 'C' class heavy duty GI pipe conforming to IS 1239 including welding, fittings like elbows, tees, flanges, tapers, GI nuts bolts, gaskets etc. in ground at a depth of 1m including excavation & providing cement concrete blocks as supports, applying bituminous primer, anticorrosive wrapping coating 4 mm thick as per IS 10221, refilling the trench etc. of following sizes complete as required as per technical specification.

150 mm dia

80 mm dia

Providing and laying Non Pressure NP-4 class (Heavy duty) R.C.C. pipes including collars/spigot jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete

300mm dia RCC pipes

Supply, installation, testing and commissioning of dual plate non-return valve of following sizes having PN 16 rating complete with CI body, ductile iron disc, flanges, GI bolts, nuts, washers etc. conforming to API 594 as required as per technical specification.

150 mm dia

100 mm dia

65 mm dia

Supplying, installation, testing & commissioning of double flanged sluice valve of rating PN 16 with non rising spindle, bronze/gun metal seat, ISI marked complete with GI nuts, bolts, washers, gaskets and conforming to IS 14846 of following sizes as required as per the technical specification.

200 mm dia

150 mm dia

100 mm dia

80 mm dia

Supply, installation, testing and commissioning of butterfly valve of following sizes having PN 16 rating complete with CI body, Nitrile rubber/EPDM liner, SS disc, flanges, GI bolts, nuts, washers etc. as required as per technical specification and conforming to IS 13095/API 609.

150 mm dia

100 mm dia

80 mm dia

65 mm dia

40 mm dia

Supply, installation, testing and commissioning of gun metal fire hydrant valve ,single head oblique type with 63 mm instantaneous outlets with female socket for hose connection and inlet side with flange suitable for 80 mm pipe flange,ISI marked and conforming to IS:5290(Type A) complete with blank cap,chain etc as required as per the technical specification. It shall include a Gun metal orifice plate made of 6 mm. thick of size 80mm dia in between flange & landing valve of external and internal hydrant to reduce pressure below 7 kg/cm2 complete as required and as specified.

Supply, installation, testing and commissioning of First-aid Hose Reel with MS construction spray painted in Post office Red, conforming to IS 884 with up to date amendments, complete with the following as required as per technical specification. (a) 30 m. long 20 mm (nominal internal dia water hose Thermoplastic (Textile reinforced) Type-2 as per IS: 12585 (b) 20 mm (nominal internal ) dia gun metal globe valve & nozzle. (c) Drum and brackets for fixing the equipments on wall. (d) Connections from riser with 25 mm dia stop valve (gun metal) & M.S. Pipe

Supply, installation, testing and commissioning of 63 mm dia, 15m long RRL hose pipe with 63 mm dia Male and Female Gun metal couplings duly binded with GI wire, rivets etc. conforming to IS 636:2018 (type-1) as required as per technical specification.

Supply, installation, testing and commissioning of 63 mm dia Gun metal branch pipe with 20 mm (nominal internal diameter) size Gun Metal nozzle conforming to IS 903, suitable for instantaneous connection to inter-connect hose pipe coupling as required as per technical specification.

Supply, installation, testing and commissioning of hose cabinets/boxes wall or pedestal type of size 750 x 250 x 600 mm made out of 16 SWG MS sheet steel with front side glass, locking arrangement and painted with approved colour completed as required and as per specifications.Mounting arrangement (on wall for internal hydrants & pedestal mounted for external usage) shall be considered with the item.

Supply, installation, testing and commissioning of 4 way Fire brigade connection of cast iron body with gun metal male instantaneous inlet couplings complete with cap and chain as required for 150 mm dia MS/GI pipe connection conforming to IS 904 with 150 mm flanged out let connection and built in check valves complete as required as per technical specification.

Supply, installation, testing and commissioning of fire brigade suction hose coupling (Two way draw out connection) in CI Body, gun metal internal connection with nut for female coupling as per IS‐904 complete with 150mm dia. suction pipe and foot valve (to be connected to static tank) complete as required and as specified in the technical specification.

Supply, installation, testing and commissioning of Air release valve as per IS:14845, ISI Marked, complete as required as required as per technical specification.

Providing, Installation, testing and commissioning of Y strainer with CI body, 3 mm perforated SS screen, flanged end connection, PN 16 rating of following size confirming to IS specifications complete with gaskets, seal and accssesories as required as per the technical specification.

150 mm dia

80 mm dia

Providing, fixing, testing & commissioning of UL listed & FM approved sprinkler of the following type: Standard response, standard coverage pendant type sprinkler ;1/2" NPT, K -5.6, Chrome Finish; operating temperature at 68 deg. C. complete with rosette plate and required accessories as required as per the technical specification.

Providing, fixing, testing & commissioning of UL listed & FM approved sprinkler of the following type: Standard response, standard coverage upright type sprinkler ;1/2" NPT, K -5.6, Chrome Finish; operating temperature at 68 deg. C. complete as required as per the technical specification.

Providing, fixing, testing & commissioning of UL listed & FM approved sprinkler of the following type: Quick response, extended coverage upright sprinkler;3/4" NPT, K-8, Chrome Finish; operating temperature at 68 deg. C. complete as required as per the technical specification.

Supply, installation, testing and commissioning of UL listed or FM approved flow switch with SPDT contacts, with fixing accessories suitable for nominal pipe dia meters ranging from 1" to 6". The body of the flow switch shall be water proof with suitable IP class protection. There shall be inbuilt settings to adjust the flow rate and alarm retard time. The flow switch should have minimum withstand pressure of 15Kg/cm2 and operating pressure ranging from 3.5kg/cm2 to 10Kg/cm2. complete with all accessories as required as per the technical specification.

Supply, installation, testing and commissioning of UL listed/FM approved 1m unbraided flexible drop to position the sprinkler head in desired location in suspended ceilings. It shall be complete with 15 NPT on reducer thread with maximum working pressure of 175 PSI, test pressure of 875 PSI (Burst), with branch line (Inlet), 25mm NPT male thread to sprinkler head (Outlet), 15mm NPT female thread with reducer, nipple, 2 side brackets,square bar, center bracket, stockbar of following sizes complete as required as per technical specification.

Supply, Installation, testing and commissioning of Electromagnetic Flow meter (Digital type) on Test lines 7 farthest hydrant points to measure 150 % of pump flow and suitable to 100-200mm dia. (flow range 47-6840 lpm) complete as required as per technical specification.

Supply, Installation, Testing and Commissioning of 150mm dia Sprinkler alarm valve of Cast iron body and bronze working parts comprising of water motor alarm, bronze seat clapper, and clapper arm, hydraulically driven mechanical gong bell to sound continuous alarm when the Wet riser/Sprinkler system activates, pressure gauges, emergency releases, strainer, pressure switch, cock valve complete with drain valve and bypass, test control box, ball valves, GI pipe of required size, flanges, orifice plate, gasket etc. complete as required as per the technical specification.

PORTABLE FIRE EXTINGUISHERS Supply and installation of ABC Stored pressure type Fire Extinguisher 6 Kgs Capacity Mono Ammonium Phosphate based Dry Chemical Powder as per IS 14609 with ISI Mark for Fighting ABC Class of Fire, stored Pressure type of Mild steel body pressurized by Nitrogen Gas. The Extinguisher shall have pressure gauge for indicating inside pressure with opening and closing lever of squeeze grip type with tamper proof seal, complete with wall bracket. The Extinguisher should be manufactured strictly as per IS: 15683:2018 with ISI mark.

Supply and installation of Carbon-dioxide extinguisher of ISI marked (IS: 15683:2018) 4.5 Kg capacity made of high pressure seamless steel cylinder (CCE marked ) complete with wheel type valve with one meter long braided high pressure discharge hose complete in all respects including initial fill with CO2 gas. complete as required as per the technical specification.

Supply and installation of ISI marked Wet chemical K type fire extinguisher of 4 litre capacity for usage in Kitchen. The Extinguisher shall be manufactured as per IS:15683:2018, supplied with Brass forged squeeze lever valve , discharge hose fitted K type nozzle, complete with wall mounting bracket with screw, all the accessories and as per the technical specifications.

Supply and installation of ISI marked (IS: 15683:2018) Clean agent type fire extinguisher of 2kg capacity. The Extinguisher shall have pressure gauge for indicating inside pressure with opening and closing lever of squeeze grip type with tamper proof seal, complete with wall bracket, all the accessories and as per the technical specifications.

Supply and installation of Modular(Ceiling mounted) ABC type extinguisher of 5Kg complete with all necessary mounting arrangements as required as per technical specification.

FIRE DETECTION AND ALARM SYSTEM Supply, installation, testing and commissioning of Addressable type Multi Detector (smoke and heat sensing) complete with all accessories like base, base box, etc. to be installed under/above false ceiling, roof and concealed space, interconnecting to loop cable, complete as required as per technical specification. The product shall be UL listed and FM Approved.

Supply, installation, testing and commissioning of addressable type heat detector complete with all accessories like base, base box, etc. to be installed under/above false ceiling, roof and concealed space, etc. interconnecting to loop cable complete as required as per technical specification. The product shall be UL listed and FM Approved.

Supplying, installation, testing & commissioning of addressable type or conventional type with addressable module, beam detector complete with emitter and receiver including connections with remote test features, requisite modules, power units etc complete as required in all respect as per technical specification. The product shall be UL listed and FM Approved.

Supply, installation, testing and commissioning of Addressable type Manual pull station complete with all accessories like base box having provision for cable or conduit coupling as required as per technical specification. The product shall be UL listed and FM Approved.

Supply, installation, testing and commissioning of addressable type or conventional with addressable module, sounder cum strobe for both audio and visual indication complete with all fixing accessories, base box etc. under false ceiling, roof, wall, etc, as required as per the technical specification. The product shall be UL listed and FM Approved.

Supply, installation, testing and commissioning of fault isolator module to protect one area or a number of devices with complete set to be installed under/above false ceiling, roof, concealed space, wall, etc. interconnecting to loop cable complete as required as per technical specification. The product shall be UL listed and FM Approved.

Supply, installation, testing and commissioning of LED Response indicator for all detectors located above false ceiling, with low profile, white case and shall not exceed 2.5 inches of extension below the finish ceiling, etc and complete as required as per the technical specification.

Supply, installation, testing and commissioning of wall mounted talk back unit for two way communication of fire fighters including all necessary accessories complete as required as per the technical specification.

Supply, installation, testing and commissioning of wall/ceiling mounted 6W speaker including all necessary accessories complete as required as per the technical specification.

Supply, installation, testing and commissioning of UL listed/FM approved public address and talk back system (Talk back master panel for 2 way communication) consisting of 60 zone (expandable) public address cum talkback master console with mike and selector. Multiple channel talk back master control panel with 2x16 character LCD display,power supply, battery charger, battery housing, suitable watt PA & mic, multiple channel selector with all call and mic on. The console shall be provided with suitbale capacity amplifier (min 80W) and suitable capacity battery (min 12V) all assembled in a cabinet and meeting the technical specifications. The rate shall include the cost of all the necessary accessories as required for the successful operation of the system. It shall consist of required zone, voice alarm controller with USB, MP3 player(including multiple zone button paging station) with seamless integration facility with main fire alarm panel for voice evacuation complete as required.

Supplying, installation, testing and commissioning of UL listed & FM approved microprocessor based 10 looped intelligent addressable main fire alarm panel, central processing unit with the required number of loop modules (considering 20% spare capacity in each loop) and capable of supporting not less than 240 devices with minimum 150 detectors per loop and loop length up to 2 km, network communication card, minimum 320 character graphics/ LCD display with touch screen or other keypad and minimum 4000 events history log in the non volatile memory (EPROM), power supply unit (230 ± 5% V, 50 hz), 48 hrs back-up with 24 volt sealed maintenance free batteries with automatic charger. The panel shall be microprocessor based with its own micro controller, memory, communication module and fire device loop interface cards for indicating devices and should also be networkable in peer-to-peer basis with other Addressable Fire Alarm Panels.The Panel shall be able to give pin point location of all Fire/Fault conditions of addressable units via the address codes for each unit. The Panel shall also be able to automatically switch off all Control Switches when ever any Alarm is triggered.The panel shall have Keypad operation, L C D unit to indicate Fire / Fault Signal of individual unit,etc complete in all respects. The panel shall have facility to connect printer to printout log and facility to have seamless integration with analog/digital voice evacuation system (PA-talkback System) and shall be complete with all accessories. The panel shall be compatible for IBMS system with open protocol BACnet/ Modbus over IP complete as per the technical specifications.The Panel shall also have Logic hardware and software built into it for time delay operation of hooter and others as follows :(a) programming software for the system(b) automatic system test activates(c) detector sensitivity adjustments(d) alarm verification (e) Alpha/numerical display (f) provision to connect to PCs and external printers.

Supplying, installation, testing and commissioning of UL listed & FM approved microprocessor based 2 looped intelligent addressable main fire alarm panel, central processing unit with the required number of loop modules (considering 20% spare capacity in each loop) and capable of supporting not less than 240 devices with minimum 150 detectors per loop and loop length up to 2 km, network communication card, minimum 320 character graphics/ LCD display with touch screen or other keypad and minimum 4000 events history log in the non volatile memory (EPROM), power supply unit (230 ± 5% V, 50 hz), 48 hrs back-up with 24 volt sealed maintenance free batteries with automatic charger. The panel shall be microprocessor based with its own micro controller, memory, communication module and fire device loop interface cards for indicating devices and should also be networkable in peer-to-peer basis with other Addressable Fire Alarm Panels.The Panel shall be able to give pin point location of all Fire/Fault conditions of addressable units via the address codes for each unit. The Panel shall also be able to automatically switch off all Control Switches when ever any Alarm is triggered.The panel shall have Keypad operation, L C D unit to indicate Fire / Fault Signal of individual unit,etc complete in all respects. The panel shall have facility to connect printer to printout log and facility to have seamless integration with analog/digital voice evacuation system (PA-talkback System) and shall be complete with all accessories. The panel shall be compatible for IBMS system with open protocol BACnet/ Modbus over IP complete as per the technical specifications.The Panel shall also have Logic hardware and software built into it for time delay operation of hooter and others as follows :(a) programming software for the system(b) automatic system test activates(c) detector sensitivity adjustments(d) alarm verification (e) Alpha/numerical display (f) provision to connect to PCs and external printers.

Supply, installation, testing and commissioning of intelligent addressable Input module for monitoring purpose and send the signal from a flow switch to the alarm panel for initiating alarm when flow occur, as per the technical specification. The product shall be UL listed and FM Approved.

Supply, installation, testing and commissioning of addressable control module to automatically trigger on/off devices like jet fans, AHU, extract air fans etc in case of fire. The product must meet technical specification. The product shall be UL listed and FM Approved.

Supply, installation, testing and commissioning of 24V PSU of 5A capacity for providing power supply to notification devices complete in all respect and as required as per technical specification.

Supply, installation, testing and commissioning of UL listed and FM approved Repeater Panel for Fire Alarm System with piezo sounder, LCD alpha numeric character display with accept / reset buttons for alarm address of any sensor / field device. The Repeater Panel shall only provide field device address with room number. Analogue Output is not required. The Panel shall be connected to the Fire Alarm Panel, complete as required as per the technical specification.

Supply and laying of 2x 1.5sq.mm armoured Copper FRLS cable ISI marked with proper clamping, supports and terminations appropriately above/below ground or on recess as required as per the approved drawings and technical specification.

Supplying and laying of speaker cable Single pair, 2-core, 1.5 sqmm Fire Retardant PVC insulated copper conductor cable in the existing surface / recessed steel conduit including connections and interconnections etc. as required as per technical specification.

Supply and laying of 25mm dia PVC conduit along with accessories like PVC bends,couplers,junction box,fastners, iron staples/saddles/screws,in surface/ recess including cutting the wall/ceiling and making good the same in case of recessed conduit etc. and complete as required as per the technical specification.

Design, supply, installation, testing and commissioning of CO2/Clean agent Linear heat detection/trace tube panel flooding system for main MV electrical distribution panels & Lift panels consisting of gas cylinders with weight calculated on the basis of volume of single largest compartment within the panel. UL listed trace tube of required design length, with one number of suitable capacity cylinder (One number), also consisting of master control unit with digital display, load cell, discharge hooter/flashers, pressure gauges, pressure switches for low pressure/discharge indications & interlocks with fire alarm system of the premises & all accessories of complete functionality of system, complete as required as per the technical specification.

SIGNAGE Supply and installation of photoluminescent glow signage such as Fire Duct/Fire Lift/Staircase signage etc. of standard size (500*200 MM) as per conventional design/ colour code on 3 mm thick aluminium composite panel and conforming to IS 9457, IS12349, IS12407. The signage will be either fixed on the wall with the help of screws & double tape or hanged from the false ceiling with the help of chain & screws etc. complete as required as per the technical specification.

Supply and installation of photoluminescent glow signage for "FIRE ASSEMBLY POINT" of standard size (500*200 MM) as per conventional design/ colour code on 3 mm thick aluminium composite panel and conforming to IS 9457, IS12349, IS12407. The signage will be either fixed on the wall with the help of screws & double tape or hanged from the false ceiling with the help of chain & screws etc. complete as required as per the technical specification.

Supply and installation of photoluminescent glow signage for "FIRE ORDER" of standard size (500*800 MM) as per conventional design/ colour code on 3 mm thick aluminium composite panel and conforming to IS 9457, IS12349, IS12407. The signage will be either fixed on the wall with the help of screws & double tape or hanged from the false ceiling with the help of chain & screws etc. complete as required as per the technical specification.

Supply and installation of photoluminescent glow signage such as Emergency Exit/Fire Exit signage etc. of standard size (500*200 MM) as per conventional design/ colour code on 3 mm thick aluminium composite panel and conforming to IS 9457, IS12349, IS12407. The signage will be either fixed on the wall with the help of screws & double tape or hanged from the false ceiling with the help of chain & screws etc. complete as required as per the technical specification.

Supply and fixing (in appropriate location) of Fire Emergency Evacuation Plan (Color) Printed in Photo Paper of Size A2 sandwitched in Clear acrylic sheets fixed using SS Studs and other accessories complete as required as per the technical specification and conforming to IS 9457, IS12349, IS12407. Evacuation Plan shall be prepared by the contractor.

ELECTRICAL ITEMS Main Fire Pump Panel Supply, Installation, Testing and Commissioning of LT Switch board cubicle type, made out of 2mm thick CRCA sheet, totally enclosed, IP42, free standing, floor mounting, dust and vermin proof, powder coated, indoor, compartmentalised form4b construction, suitable for operation on 3 phase and neutral, 415 V, 50Hz AC system with bus bars extendable on both sides, including all the necessary internal wiring, suitable spreader etc. The panel shall be fabricated from a firm having CPRI certification with test certificates (required for short circuit rating, temperature rise test and IP classification) with following switchgears, metering instruments and accessories etc. complete in all respect as per drawing and technical specification. The panel shall be with top entry to receive incoming & outgoing cable, all necessary interconnection & accessories as per particular specification & single line diagram. Panel should be Top/Bottom Entry Incomer SDU FP 160A Busbar 200A TPN AL Busbar Instruments Voltmeter with VSS (0-500V) Acc. class 1 with 90 deg defl. Scale -1no, Ammeter (0-160A) Acc. class 1 with 90 deg defl. Scale-3 nos, 4A SP C curve MCB-3nos, RYB indication-1 set, CT 160/5A Cl1 -1set Outgoing 120 A TPN MCCB - 2 nos, 25 A TPN MCCB - 2 Nos, 25 A DP MCB - 1 No, Star-Delta starter suitable for 55 kW motor with ON/OFF push button and indicators with Auxiliary and power contactors-1 nos , Star-Delta starter suitable for 5.5 kW motor with ON/OFF push button with and indicators with Auxiliary and power contactors-1 nos., Space provision for fixing 3 phase star-delta starter with on/off push button, auxillary & power contactors & ON/OFF indication lamps,capacitors in spare outlets suitable for 55 kW motor - 1no. Space provision for fixing 3 phase star delta starter with on/off push button, auxillary & power contactors & ON/OFF indication lamps,capacitors in spare outlets suitable for 5.5 kW motor - 1no. Auto Manual Selector Switch with Control wiring for Main & Jockey Pump. Annunciator with hooter accept / reset & control wiring. Above panel to be supplied with 2x12 V, 180 AH battery charger and control wiring to provide control power supply in case of power failure. Designing, Supply, Installation, Testing and commissioning of system controller to control operation of main electric fire pump, diesel pump, jockey pump pump etc. in sequence as per technical specification consisting of relays, timers, sensors, annunciation window for fault indication etc and complete as per the technical specification.

Supply of following size 1.1 KV grade XLPE insulated, PVC sheathed, armoured Aluminium /copper conductor cable conforming to IS 7098 (Part 1) amended upto date.

3C 95 sqmm Al

3C 6 sqmm Al

2C 2.5 sqmm Cu

Supplying and making end termination with brass double compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

3C 95 sqmm Al

3C 6 sqmm Al

2C 2.5 sqmm Cu

Laying and fixing of one number PVC insulated and PVC sheathed/ XLPE power cable of 1.1 KV grade of following size on wall surface as required.

Cable size upto 35sq mm

Above 35 sq.mm upto 95 sq.mm

Laying and fixing of one number PVC insulated and PVC sheathed/ XLPE power cable of 1.1 KV grade of following size on cable tray as required.

Cable size upto 35sq mm

Above 35 sq.mm upto 95 sq.mm

Above 95 sq.mm upto 185 sq.mm

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing RCC/ HUME/ METAL pipe as required.

Upto 35 sq.mm

Above 35 sq. mm and upto 95 sq. mm

Fabrication, supply and installation of following size of Ladder type GI hot dip galvanised cable tray including horizontal and vertical reducers, tees, cross members and other accessories as required and duly suspended from the ceiling with MS suspenders and painting etc as required

150 mm width X 75 mm depth X 2 mm thickness

300mm width X 75 mm depth X 2 mm thickness

Providing, laying and fixing following dia RCC pipe NP 2 class (light duty) in ground complete with RCC collars, jointing with cement mortar 1:2 (1 cement : 2 fine sand) including trenching (75 cm deep) and refilling etc. as required.

100 mm dia