COMPREHENSIVE MAINT OF FIRE ALARM CUM DETECTION SYSTEMS INSTALLED AT VARIOUS LOCATIONS AT AF STN MOHANBARI & DINJAN AND REPAIR/ MAINT/ CLEANING OF RCC OVER HEAD TANK, IRP, DOSING SYSTEM, BOREWELL, PIPE LINES AND CONNECTED ASSETS OF 764 ASC BN UNDER GE (AF) MOHANBARI; 1 Comprehensive periodical servicing, repair, maint by monthly visiting the site for smooth proper fuctioning of the automation of intelligent addressable fire alarm control panel and flowchart based programmable RTU fire alarm system of Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make including checking, dismantling, servicing, cleaning/ removing dust or dirt through air blower, cleaning of heavy greasy deposit (if any), connecting, carry out normal repair/ renewal of defective parts for the trouble free and efficient functioninig, reprogramming with software (if required), testing by the operation of trigger device in each zone of the fire alarm system consisting of Loop Card, Main Control Board, LCD Display, AC Filter, Transformer, Battery, Multisensor, Sounder, MCP, Repeater Panel, Zone Monitor Module, UV & IR Detector, Remote Response Indicator, Loop Isolator, Amplifier, Loud Speaker etc by providing technical engineer for monthly visit to keep the alarm system fully functional for 7x24 installed at AFNET Site 1, AFNET Site 2, BCR, Alkaline BCR, 128 HU Hangar and Tech Flight Hangar of AF Stn Mohanbari complete all as specified and directed.Note:-(i) Spare parts required shall be measured and paid separately.(ii) Contractors rep/ engineer will visit once in every month to every panel and get serviceability state duly signed by the User/ MES.(iii) Additional visit as and when required shall be deemed to be included in the item quoted rate, no extra amount shall be paid on this account. 2 Supply & Fixing in repair of wireless modem suitable for GSM based communication system to be mounted in RTU enclosure to be installed in the buildings complete suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed.Make:- Cimcon Sotware (I) Pvt Ltd/ Godrej Security Solutions/ L&T Electrical & Automation/ Honeywell/ Marsh Automation/Oregon Technologies. 3 Supply & Fixing in repair of detector complying with and type certified to EN - 45, addressable type, multisensor detector with heat and smoke combination, photoelectric/ optical with base with self built intelligence suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed.Make:- Cimcon Sotware (I) Pvt Ltd/ Godrej Security Solutions/ L&T Electrical & Automation/ Honeywell/ Marsh Automation/Oregon Technologies. 4 Supply & Fixingin repair of electronicallyaddressable type manual call point, resettable type for fire detection/ alarm system suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed.Make:- Cimcon Sotware (I) Pvt Ltd/ Godrej Security Solutions/ L&T Electrical & Automation/ Honeywell/ Marsh Automation/Oregon Technologies. 5 Supply& Fixing in repair of annuciating device remote response indicator suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed.(Make:- Cimcon Sotware (I) Pvt Ltd/ Godrej Security Solutions/ L&T Electrical & Automation/ Honeywell/ Marsh Automation/Oregon Technologies) 6 Supply & Fixing in repair of display and keyboard unit suitable for FACP Panel of make Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd complete all as specified and directed. 7 Supply & Fixing in repair of power supply unit suitable for FACP Panel of make Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd complete all as specified and directed. 8 Supply & Fixing in repair battery 12 Volts, 7 AH SMF type suitable for fire alarm system complete all as specified and directed. Make: Exide/ Amaron/ Tata Green 9 Supply & Fixing in repair of fire alarm sounder/ siren electronic type, horizontal single stage, continous normal operation for atleast 50 minutes with sound level 65 DB to 129 DB suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed. Make: Ahuja/ Kheraj/ Philips/ Yamaha. 10 Supply & Fixing in repair of zone monitor/ input/ output module suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed. 11 Supply & Fixing in repair of isolator module suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed. 12 Supply & Fixing in repair of PA amplifier with digital player having minimum 24 watts output power suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed. Make: Ahuja/ Kheraj/ Philips/ Yamaha. 13 Supply & Fixing in repair of 24/12 volts DC power supply unit suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed. 14 Supply & Fixing in repair of analog/ digital I/O card of RTU suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed. 15 Supply & Fixing in repair of DI/ AI termination PCB of RTU suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed. 16 Supply & Fixing in repair of display and keyboard of RTU suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed. 17 Supply & Fixing in repair of LED indicator (Red/ Green) of RTU suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed. 18 Supply & Fixing in repair of push button with contact suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed. 19 Supply & Fixing in repair of isolation transformer 300 VA suitable for Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed. 20 Supply & Fixing in repair of GSM SIM Card services with validity SMS Packs for 12 Months with prepaid rental & SMS charge for control & monitoring of Godrej Security Solutions/ Cimcon Software (I) Pvt Ltd make fire alarm system complete all as specified and directed.Note:- (i)GSM service provider shall be choosen (as per network availability) by Engr-in-Charge.(ii)Application/ processing of application for issue of SIM Card shall be done by Contractor and charges thereto shall also be borne by the Contractor. All charges shall be deemed to be included in the item quoted rate. 21 S&F in repair of sub main wiring with two run of single core halogen free flame retardant PVC insulated, multistranded copper conductor cable of size 1.50 Sqmm, 1100 Volts grade for connections of sensors/ detectors drawing through existing conduit complete all as specified and directed.Note: Two runs of single core wire shall be measured and paid as one run. 22 Supply and fix in repair of UPS for 30 min back up (including battery bank), single phase AC input 160 to 260 V and out put 230 ± 1% of capacity 1KVA including fixing arrangement on wall complete all as specified and directed. 23 Material and labour for earthing complete with galvanised mild steel earth plate electrode 600 mm x 600 mm x 6.0mm thick, burried directly in ground to a depth not less than 2.25 metres deep below ground level with top edge of earth plate not less than 1.5 metre below normal ground level surrounded with adequate quantity of charcoal dust mixed with salt to a packed thickness of 15 cm all around the plate, using GI wire 4 mm dia as earth wire electrode bolted or rivetted to earth plate at one end and connected to equipments/panel/board at another end, GI earth strip encased in and including 20 mm dia GI lightgrade pipe from upper end of earth plate, 20 dia bore GI pipe medium grade as water pipe from earth chamber to upper edge of earth plate, test point, GI funnel with wire mesh fixed on water pipe and PCC 1:2:4 type B-1 (using 20mm graded stone aggregate) as in pit chamber and RCC pit cover 50mm thick precast RCC 1:2:4 type B-1, duly reinforced with MS TMT bars 8mm dia @ 100 c/c both ways with 8mm dia MS round bar as in lifting handles including excavation, earth work complete all as described in electric plate of SSR Part I and testing on completion complete including dismantling of existing complete all as specified and directed. 24 S&F in repair switch socket combination 2 in 1, 5/6 Amps piano flush type 230/240 V complete with suitable gang box complete all as specified and directed. 25 Supply, installation, testing & commissioning of main control panel of fire alarm system, single loop microprocessor based intelligent panel with EN54 of capacity from 99 detectors & 99 modules upto 200 detectors and modules having inbuilt fire relay, fault relay, power supply unit with and including suitable battery alongwith all connected accessories including takeng out old unserviceable panel complete all as speicified and directed.Make : L&T Electrical & Automation, Schrack & Seconet, Bosch Security System, Godrej Security Solutions. 26 Supply and fixing in replacement of photo electric type linear type beam smoke detector with reflector to cover upto 100 mtrs distance with power supply and capble to send signal to corresponding fire alarm panel through zone monitor including taking out the ole unserviceable one complete all as specified and directed. 27 Comprehensive periodic maintenance and repair including commisssioning and renewal/ replacement of defective parts of all existing fire protection system complete consisting of main fire control panel, smoke/ heat detector/ response indicator, MCPs to make 100% serviceability including checking of fire detector, cleaning of detector by removing dust or dirt, cleaning of heavy greasy deposit if any, checking the connection of batteries, specific gravity of electrolyte, the alarm function of control and indicating equipment be checked by the operation of trigger device in each zone of the system installed in all 6 buildings including reprogramming with software if required, every month by authorized technical engineer of OEM i.e. M/S Simcon Electrical & Automation (Schrack-Seconet) to keep the system fully functional for 24 Hrs x 7 Days complete all as specified and directed. Note: (i) Cost of new components shall be measured and paid separately under relevant item of Schedule A here after.(ii) Contractors representative will visit minimum once in a month to every panel and take serviceability certificate duly signed by the users. This certificate is to be submitted along with each RAR for payment. Additional visit as and when required will not be paid as extra. 28 Supply and fix in replacement of SMF battery of capacity 12 Volts, 7 Ah complete all as specified and directed. Make: Exide/ AMARON/ TATA GREEN. 29 Supply, installation, testing & commissioning of main control panel of fire alarm system, single loop microprocessor based intelligent panel with EN54 of capacity from 99 detectors & 99 modules upto 200 detectors and modules having inbuilt fire relay, fault relay, power supply unit with and including suitable battery alongwith all connected accessories including takeng out old unserviceable panel complete all as specified and directed. Make : L&T Electrical & Automation, Schrack & Seconet, Bosch Security System. 30 Supply and fixing in replacement of combined scattered light smoke and temperature detector( Multi Sensor) programmed to detect either smoke or heat, or both depending on the type of system having sensitivity in accordance with existing fire alarm system ofL&T Electrical & Automation (Schrack-Seconet EN 54 Cat part No-MTD 533X) complete all as specified and directed. Make: L&T Electrical and Automation/ Bosch Security Systems/ Godrej Security Solutions/ Honeywell. 31 Supply and fixing in replacement of electronically addressable intelligent resettable type Manual Call Point with mounting base complying with EN54 standard and LPCB approved with the specification as appended below complete all as specified and directed.a)Power- 24V, ≤ 0.6 mA (Standby Current) ≤1.8mA (Alarm Current) b)Class Ac)Initiating Mode- Pressing the action plate manually and Resuming Mode- Manually Resumed by a special key.d)Ingress Protection IP-24 & Material- ABS suitable for existing L&T Electrical & Automation (Schrack-Seconet) fire alarm system.Make: L&T Electrical and Automation/ Bosch Security Systems/ Godrej Security Solutions. 32 Supply and fixing in replacement of fire alarm sounder/ sirens electronic type horizontal single stage continous normal operation for atleast 50 minutes with sound level 65 db to 120 db measured at 1.5 m with sound output variation of + 5db, 500m range suitable for L&T Electrical & Automation (Schrack-Seconet) fire alarm system complete all as specified and directed. Make: Kheraj / ATIS / L&T Electrical and Automation/ Bosch Security Systems/ Godrej Security Solutions/ Honeywell/ MINILEC. 33 Supply only in repair of isolator module suitable for fire alarm system complete all as specified and directed. 34 Supplying and fixing sub main wiring with 2 run of single core FRLS cable with multistranded 1100 volts grade copper conductor 1.5 sqmm size drawing through & including 20 mm dia medium grade steel conduit including taking out old unserviceable complete all as specified and directed. 35 M&L in repair for sub main wiring with 2 run of FRLS PVC insulated & unsheathed multistranded copper conductor of nominal cross sectional area 2.5 sqmm alongwith one run of FRLS PVC insulated & unsheathed multistranded copper conductor of nominal cross sectional area 2.5 sqmm as earth continuity conductor drawn through & including PVC casing-caping medium grade complete all as specified and directed. 36 S&F switch socket combination 2 in 1, 5/6 Amps piano flush type 230/240 V complete with suitable gang box complete all as specified and directed. 37 Supply and fix in replacement of UPS for 30 min back up single phase AC input 160 to 260 V and out put 230 ± 1% of capacity 1KVA including fixing arrangement on wall complete all as specified and directed. 38 M&L for earthing complete with galvanised steel earth plate 600mm x 600mm x6mm thick elecrode and 4mm galvanised iron/GI wire as earthing lead burried directly in ground vertically (earth pit not less than 2.25mtr deep below ground level) with top edge of the plate not less than 1.5mtr below normal ground level, the earth plate surrounded by adequate quantity of charcoal dust and common salt to a packed thickness of 15 cm on all sides connected to GI wire of 4mm dia earth lead by means ofbolts, nuts, check nuts and washers (including welding) of galvanised iron or steel and connected to main switch board / panel/ test point at the other including necessary earth work in any type of soil, returning filling in and removal of surplus soil, concrete pit in PCC (1:3:6) type C1, pre cast RCC 1:2:4 type BI cover slab 54cm x 54cm x 5cm reinforce with 8mm dia bar TMT @150mm centre to centre both ways with one handle for lifting made out 8mm dia MS bar with wire mesh funnel, 20mm GI tubing medium grade for watering and 40mm GI tubing light grade for protection, test point, testing on completion all as shown in Electrical Plate No 3 of SSR Part-I complete all as specified and directed. 39 Excavation in trenches not exceeding 1.50 mtr wide and not exceeding 1.50 mtr deep for taking out/ laying of under ground cable, pole, pipe, stay and getting out in soft soil strata including making good to the disbturbed surfaces such as hardstanding, footpath/ pavments complete all as specified and directed. 40 Returning filling in including spreading leveling watering and well ramming in layers not exceeding 25cm spread any type of soil complete all as specified and directed. 41 Removing excavated materials not exceeding 50 mtr and depositing where directed at a level not exceeding 1.50 mtr above the starting point complete all as specified and directed. 42 M&L for boring/ drilling (horizontally) hole manually under existing road, pavement, hard standing (maximum 10mtr in width) suitable for passing water pipe line upto 110mm complete all as specified and directed. 43 Taking down old GI/MS/PPR pipe with fitting of 20/ 25 mm bore from surface/ trench including dismantling and removing (except serviceable pipe for re-fixing) materials from work site complete all as specified and directed.Note:- Earthwork shall be measured & paid separetely. 44 All as per item No. 43.00 above but pipe of 32/ 40/ 50 mm bore complete all as specified and directed. 45 All as per item No. 43.00 above butpipe of 80/ 100 mm bore complete all as specified and directed. 46 Supply, laying, jointing and testing 3 layer PPR Polypropylene random copolymer concealed pipes UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply all PPR plain and brass threaded polypropylene random fittings laid in trenches / wall/ surface including all fittings & necessary clamps of outer dia 25mm, SDR 7.4 (PN-16) complete all as specified and directed. Note:- Earthwork shall be measured & paid separetely. 47 All as per item No. 46.00 above but pipe of 32 mm, SDR 7.4 (PN-16) complete all as specified and directed. 48 All as per item No. 46.00 above but pipe of 63 mm, SDR 11 (PN-10) complete all as specified and directed. 49 All as per item No. 46.00 above but pipe of 90 mm, SDR 11 (PN-10) complete all as specified and directed. 50 All as per item No. 46.00 above but pipe of 110 mm, SDR 11 (PN-10) complete all as specified and directed. 51 Supply, laying, jointing and testing mild steel galvanised water tubing 20mm bore, medium grade including all GI fittings laid in trenches/ wall/ surface complete all as specified and directed. Note:- Earthwork shall be measured & paid separetely. 52 All as per item No. 51.00 above but pipe of 25 mm bore complete all as specified and directed. 53 All as per item No. 51.00 above but pipe of 50 mm bore complete all as specified and directed. 54 All as per item No. 51.00 above but pipe of 80 mm bore complete all as specified and directed. 55 All as per item No. 51.00 above but pipe of 100 mm bore complete all as specified and directed. 56 Re-laying of old serviceable (serviceable pipe as obtained from taking down) GI pipe of 15/ 20/ 25 mm bore after cleaning but including all fittings laid in trenches/ wall/ surface complete all as specified and directed.Note:- Earthwork shall be measured & paid separetely. 57 All as per item No. 56.00 above but pipe of 32/ 40/ 50 mm bore complete all as specified and directed. 58 All as per item No. 56.00 above but GI pipe of 80/ 100 mm bore complete all as specified and directed. 59 Supply, laying, jointing and testing mild steel galvanised water tubing 80 mm bore, medium grade including all GI fittings fitted to 10,000 gallons capacity PS over head water tank installed at 40 to 50 height staging including taking out old complete all as specified and directed. Note:- Cost for arrangement of staging/ working platform is deemed to be included in the item quoted rate. 60 All as per item No. 59.00 above but pipe of 100 mm bore complete all as specified and directed. 61 Cutting of existing CI/ GI pipe 80 mm in position for insertion and including of new tee of size 80 mm complete all as specified and directed. 62 Cutting of existing CI/ GI pipe 100 mm in position for insertion and including of new tee of size 100 mm complete all as specified and directed. 63 Material & labour for repairing of 100 mm CI pipeline by filling lead joint with all jointing materials and gland packing (wherever necessary) to make joint water leak proof including burning out lead joint in position complete including necessary earth work as required complete all as specified and directed. 64 Supply & fixing PPR Gate Valves (Brass insert) of 25 mm outer dia including taking out old unservicble valve complete all as specified and directed. 65 Supply & fixing PPR Gate Valves (Brass insert) of 32 mm outer dia including taking out old unservicble valve complete all as specified and directed. 66 Supply & fixing PPR Gate Valves (Brass insert) of 63 mm outer dia including taking out old unservicble valve complete all as specified and directed. 67 Material & labour for repairing of 80 mm dia sluice valve by opening for rectifying leakage, refacing, regrinding, replacement of galand packing, gasket, nut, bolt, washer, wheel and refixing in its original position after testing complete all as specified and directed. 68 All as per item No. 67.00 above but pipe of 100 mm bore complete all as specified and directed. 69 Supply & fixing in replacement of cast iron sluice valve of 80mm bore, class PN 1.6, ISI marked with iron wheel head both end flanged, brass spindle any pattern with check nut complete with jointing material nut, bolt and washers etc.complete all as specified and directed. 70 All as per item No. 69.00 above but valve of 100 mm bore complete all as specified and directed. 71 Supply & fixing in replacement of 20 mm bore, gun metal gate valve, yoke type, full opening with iron wheel head, screwed both ends, ISI marked complete all as specified and directed. 72 All as per item No. 71.00 above but valve of 25 mm bore 73 All as per item No. 71.00 above but valve of 50 mm bore 74 Supply & fixing in replacement ofcast iron non return sluice valve of size 100 mm with flanged ends, brass spindle any pattern with check nut confirming to IS including jointing material, nuts, bolts and washer etc complete all as specified and directed. 75 Material and labour for construction of valve pit chamber of internal dimension 40 x 40 x 40 cm with sub class B bricks in CM (1:4) and 10 mm thick plastering in cement mortar (1:4), PCC (1:4:8), type D2 (using 40 mm graded broken stone aggregate) as in foundation lean concrete, PCC (1:3:6), type CI (using 20 mm graded broken stone aggregate) as in bedding and copping MS frame with 40 x 40 x 5 mm angle iron and 3 mm thick MS sheet cover plate with locking arrangements, hinges and two coats of synthetic enamel paint over one coat of red oxide primer including preparation of surface, two coats of white wash on plastered surface (exposed to view) including necessary excavation in soft/ loose soil, returning filling in and removal of surplus soil to a distance not exceeding 50 m complete including dismantling of old complete all as specified and directed. 76 Material and labour for construction of valve pit chamber ofinternal dimension 90 x 90x 90 cm with sub class B bricks in CM (1:4) and 10 mm thick plastering in cement mortar (1:4), PCC (1:4:8), type D2 (using 40 mm graded broken stone aggregate) as in foundation lean concrete, PCC (1:3:6) type CI (using 20 mm graded broken stone aggregate) as in bedding and copping MS frame with 40 x 40 x 6 mm angle iron 5 mm thick MS sheet cover plate with locking arrangements, hinges and two coats of synthetic enamel paint over one coat of red oxide primer including preparation of surface, three coats of white wash on plastered surface (exposed to view) including necessary excavation in soft/ loose soil, returning filling in and removal of surplus soil to a distance not exceeding 50 m complete including dismantling of oldcomplete all as specified and directed. 77 Supply and fix in replacement of LDPE pipe with nozzle threaded fitted to supply line complete suitable forBP dozer complete all as specified and directed. 78 Supply and fix in replacement of CI venturi of size 100 mm dia having arrangement for dosing of bleaching/ altoch Gp solution complete suitable forBP dozer complete all as specified and directed. 79 S&F in repair/replacement following spare parts suitable for preparations cum settling tank chlorine dozing plant of capacity upto 200 Ltrs:- 80 Speed function valve complete all as specified and as directed. 81 Foot valve 82 Chemical dosing pump, electronically controlled, RC 11 type, 230 volts, 50 Hz hemical with suitable connecting cable complete all as specified and directed. 83 Injection Check Valve 3/8 complete all as specified and directed. 84 White suction and discharge tubing 3/8 complete all as specified and directed. 85 M&L for Cleaning of valve pit chamber with sluice valve, pipes etc, 80 mm to 100mm dia including replacement of existing wornout/defective gland packing, nut, bolt & washer, etc with new one to make the sluice valve perfectly leak proof including marking offlow direction of inlet & outlet pipe line with necessary colour coding with one coat of synthetic enamel paint after preparation of old steel surfaces valve pit cover complete all as specified and directed. 86 Supply only Chlorine test kit with colour ample packed with requred chemicals in glass containers with stirrer and test tube alongwith closed in PVC/ fibre box complete all as specified and directed. 87 Material & labour for prepration of internally old painted steel/ iron surfaces of pressure filter & oxidation chamber by scrapping and cleaning of internal surfaces and applying two coats of black bituminious anti corrosive paint suitable for drinking water complete all as specified and directed. 88 Material & labour for complete opening of iron removal pressure filter & oxidation chamber of capacity 10000 GPH and taking out existing filter media (sand, gravells), stainers and nozzles, removing (except serviceable for re-use) and depositing filter media to a distance not exceedding 50 m including necessary repair/ welding to make the pressure filter vessels complete water leak proof for improving the strength and finally reassembling the pressure filter including filling of new stainer, gravells & sand in existing position including replacement of worn out gasket and nut bolts and washers complete all as specified and directed.Note:- Nozzles, stainers, gravells shall be measured and paid seperatley. 89 Supply and fixing PVC push type/ threaded type strainer suitable for filteration plant complete all as specified and directed. 90 Supplying and filling in layers filter media sandas per existing size suitable for use in filteration plant complete all as specified and directed. 91 Supplying and filling in layers new washed, cleaned, dust free, graded gravells filter media of grading 25 mm to 20 mm size suitable for use in filteration plant complete all as specified and directed. 92 Supplying and filling in layers new washed, cleaned, dust free, graded gravells filter media of grading 20 mm to 12 mm size suitable for use in filteration plant complete all as specified and directed. 93 Supplying and filling in layers new washed, cleaned, dust free, graded gravells filter media of grading 12 mm to 06 mm size suitable for use in filteration plant complete all as specified and directed. 94 Supplying and filling in layers new washed, cleaned, dust free, graded gravells filter media of grading 06 mm to 03 mm size suitable for use in filteration plant complete all as specified and directed. 95 Supply and filling in layers mix of manganese dioxide (MnO2) and treated carbofil in lumps of size 20 mm to 15 mm containing 65% of manganese dioxide and 35% KG carbofilsuitable for use in filltration plant complete all as specified and directed. 96 Supply only calcium hypochlorite granular form of 55% to 65% active granular chlorine packed in 45 kg PVC sealed container suitable for treatment of water for drinking purpose complete all as specified and directed.Make- Potter & Watts/Declibac/AQUAFIT 97 M&L for prepration of old painted steel/iron surfaces of pressure filter & oxidation chamber by scrapping and cleaning of outer surfaces and applying two coats of aluminium paint complete all as specified and directed. 98 Chemical Analysis (Turbidity,PH Total Hardness, Iron, Chloride, Suplhates, Fluorides, Nitrates , Calcium, Arsenic) of Raw water ( before filteration) and filtered water (after filteration) for Pump Houses No A & B at 21 FBSU AF Dinjan from government labortory or NABL accredited labortory as per IS 10500 on quarterly basis, including collection of water sample and arrangements for sending the water to labortory,for testing and submission of the test report complete all as specified and directed.Note:For set of one borewell ( both after and before treating ) will be measured as one job and testing will be carried out on quarterly basis for each Pump House. 99 S&F for automatic star delta motor starter of capacity up to 20 HP, relay max. range 17 to 25 Amp, 415 volts, 3 phase, with contactor including taking down the old/unserviceable star delta motor starter complete all as specified and directed. 100 Material and labour laying well burnt old sizebricks, straight or curved on plan , laid flat with width equal to length of brick , laid dry over electric cable for protection all as specified.
