Military Engineer Services-MES has published Repair /Maintenance Of Earthing , Lightening Protection And Fire Alarm System At Hq Eac ( U ) Af , Under Ge ( I ) ( Af ) Shillong. Submission Date for this Tender is 29-06-2020. Fire Alarm Systems Tenders in SHILLONG Meghalaya. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 22-Jun-2020 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 29-06-2020 |
| Name of Work: REPAIR /MAINTENANCE OF EARTHING, LIGHTENING PROTECTION AND FIRE ALARM SYSTEM AT HQ EAC (U) AF, UNDER GE (I) (AF) SHILLONG | |||||
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| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Excavation in trenches in soft / loose soil, not exc 1.5 m wide and n. exc 1.5 m depth or n exc 10 Sqm on plan & getting out, for laying of cables, foundations of poles, struts, stays etc. and getting out including triming and forming bottom surface complete, all as directed. | 91 | Cubic \nMetre | |
| 2 | 2 | Excavation in trenches in soft / loose soil, not exc 1.5 m wide and exc 1.5 m & n. exc 3.0m depth or n exc 10 Sqm on plan and exc 1.5 m & n. exc 3.0m depth & getting out, for laying of cables, foundations of poles, struts, stays etc. and getting out including triming and forming bottom surface complete, all as directed. | 10 | Cubic \nMetre | |
| 3 | 3 | Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cms thick in soft / loose soil back in trenches after cables have been laid and tested, poles, stays , struts have been erected and tested complete all as directed.\n | 95 | Cubic \nMetre | |
| 4 | 4 | Removing excavated materials to a distance not exc 50m and depositing where directed at a level not exc 1.5 m above the starting point in soils complete all as directed.\n | 6 | Cubic \nMetre | |
| 5 | 5 | M & L for earthing complete with galvanized steel earth plate 60 cm X 60 cm X 6 mm thick buried vertically in ground to depth not less than 2.25 metres deep below ground level, with top edge of earth plate not less than 1.5 m below ground level, connected to aluminium earth strip 32x6mm earth lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel besides welding at all joints as shown in drawing and including excavation and earth work, GI pipe light grade 40mm bore for protection of earth wire and connected to continous earth lead on pole/test point, supplying and laying charcoal dust common salt PCC 1:2:4 type B1, chamber and MS angle iron frame 40x40x3mm and RCC cover 40mm thick (1:2:4) type B1 using 20mm graded stone aggregate reinforced with 6mm dia round bars @ 75mm C/C both ways with MS handle 12mm dia, PGI/CI funnel and wire mesh, 20mm dia GI pipe medium grade for watering all as shown in electrical plate No 5 on srl page No 497 of SSR Part I (2009) drawing and connection to earth test point including testing and including dismantling and taking out old earthing complete all as specified and directed.\nNote : (i) The cost of earth lead /strip and GI pipe for protection of earth lead/strip upto 7.5m is included in the quoted rate. \n(ii) The cost of excavation, earth work is included in the quoted rate. | 30 | EACH\nJOB | |
| 6 | 6 | Supply, installation, testing and commissioning of maintenance free chemical earthing station using 76.00mm dia, 3000mm long high tensile low carbon steel circular pipe duly filled with CCM (crystalline conductive material), molecularly bonded with copper on outer surface (minimum copper bonding thickness 250 microns) meeting the requirements of under writers laboratories (UL) 467-2007 with 250mm long copper strips of size 50X3mm, exothermally welded on top of electrode complete including augering (boring) 250mm dia hole as required for electrode in any type of soil and back filling with carbon based ground enhancing compound (GEC) (with minimum qty 50 Kg per electrode) conforming to IEEE/BS standards complete with cover including taking down exisitng earthing all as specifed and as directed. \nNotes:- (a) The work of earthing shall be carried out by authorised trained rep of OEM. \n(b) The acceptable earth resistance at earth busbar/test point shall not be more than 0.1 Ohm. \n(c) Loop conductors with copper strip 20mm X 3mm shall be measured and paid seperately. \n(d) The Earth result shall be achieved less than 0.1 Ohm. In the event of earth resistance found higher than earthing shall be re-done/rectified and no payment shall be allowed for earthing have earth resitance result more than 0.1 Ohm.) \n(e) The cost of excavation, earth work is included in the quoted rate.\nMake: JEF Techno Solution Pvt/Tercel/McML/Macmet/ Erico/ Reslow JK earth electrode. \n | 7 | SET OF THREE | |
| 7 | 7 | Supply only chemical i.e. ground enhancing compound (GEC) in bag of 25 Kg each complete all as specified and directed. | 10 | EACH | |
| 8 | 8 | Taking out old unserviceable 20mm bore GI watering pipe of earthing and S & F 20mm bore Galvanised steel tubing medium grade as watering pipe of earthing etc conforming to IS-1239 complete all as directed. | 25 | Running Metre | |
| 9 | 9 | Taking out old unserviceable copper earth strip and M & L for Earth continuity conductor of 20x3mm copper strip fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc, complete all as directed. | 100 | RUNNING METRE | |
| 10 | 10 | Taking out old unserviceable galvanised iron earth strip and M & L for Earth continuity conductor of 32x6mm galvanised iron earth strip fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc, complete all as directed. | 70 | RUNNING METRE | |
| 11 | 11 | Taking out old unserviceable LDPE pipes and Supply and fixing low density polythelene pipes (LDPE) 40mm dia for insulation of earth strip from building at entry points complete all as directed. | 20 | RUNNING METRE | |
| 12 | 12 | Supply and pouring in earthpit water solution made with common commercial salt in ration of 1:3 (1 part salt and 3 part water) around the earth electrode complete all as directed.\n(Note : Weight of common commercial salt only shall be measured & paid under this item) | 5 | QUINTAL | |
| 13 | 13 | Supply and filling in existing earthpits by charcoal and common commercial salt in alternate layer around the earth plate electrode all as shown IN electrical plate No. 3 on page 497 of SSR Part-I complete all as directed. | 50 | EACH EARTHING PIT | |
| 14 | 14 | Supply and filling in existing earthpits by magnesium sulphate powder around the earth electrode complete all as directed.\n\n(Note for item Nos 15.00 to 17.00 : Excavation & earth work required for these items shall be measured & paid separately under respective items of this Schedule). | 500 | KILOGRAM | |
| 15 | 15 | Taking out old unserviceable porcelain ceramic insulator and Supply and fixing white porcelain ceramic insulator with nut, bolt and washers for fixing earthing strip on wall/ceiling/roof all as directed. | 150 | EACH | |
| 16 | 16 | Demolition of existing cement concrete earth pit chamber including RCC earth pit covers and constructing new earth pit chamber in PCC 1:2:4 type B-1 and RCC earth pit cover 50mm thick (1:2:4) type B1 using 20mm graded stone aggregate reinforced with 6mm dia round bars @ 75mm C/C both ways and edges of cover continuously protected with MS angle iron frame 40x40x3mm including provision of MS handle 12mm dia, PGI /CI funnel and wire mesh connected to watering pipe all as shown in electrical plate No 3 on srl page No 497 of SSR Part I (2009) complete all as specified and directed.\nNote : (i) Cost of formwork for earth pit chamber and cover, reinforcement of cover & PGI /CI funnel and wire mesh shall be deemed included in the quoted rate.\n(ii) Net volume of concrete shall only be measured and paid. | 2 | Cubic \nMetre | |
| 17 | 17 | S & F in repairs solid copper lightening arrester of size 14mm dia, 1.2 metre long, with solid ball having four multi point spikes with heavy duty base plate complete all as specified and directed. | 40 | EACH | |
| 18 | 18 | S & F in repairs Test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm long hex. head screw complete all as specified and directed. | 10 | EACH | |
| 19 | 19 | Comprehensive periodic supervision and upkeep maintenance and repair of all existing fire protection system complete consisting of main fire control panels (03 Nos), smoke/heat detector (800 Nos) /response indicator,Manual call points 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 command HQ Building including reprogramming/updating with software if required through visit by authorized Technician/Engineer of OEM i.e. GST at-least every month or as and when called upon in the event of malfunction of fire protection system to keep the system fully functional for 24 x 7 complete all as specified and directed.\nNote: \n(a) S & F of new components shall be measured and paid separately under relevant item of BOQ here-in-after.\n(b) Contractor's 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 while claiming each RAR for payment alongwith report of Technician/ Engineer of OEM. \n(c) Additional visit within month if required will not be paid as extra. | 11 | Per Month | |
| 20 | 20 | Taking down existing unservicable fire alarm detectors and Supply and fixing combined scattered light, smoke and temperature detector programmed to detect either smoke or heat, or both depending on the type of system having sensitivity in accordance with existing fire alarm system with following properties/specifications complete all as specified and directed :-\nOperating Voltage : Loop 24V (16V~28V) \nStandby Current : =0.8mA \nAlarm Current : =5.0mA \nAlarm Indicator : Red (flashes in normal and illuminates in alarm) \nRemote Indicator Output : Directly connecting with indicator (built-in 5.1kO resistor, maximum output current is 5.0mA). Quiet in normal condition. Illuminates steadily in alarm. \nAction Temperature : 62? \nClass : A2R \nProgramming Method : Electronically programming \nCode Range : one address within 1~242 \nWiring : Polarity-insensitive 2-core for detection zone cable. Polarity-sensitive 2-core for remote indicator. \nIngress Protection : Rating IP22 \nEnvironment Temperature : -10?~+50? \nRelative Humidity : =95%, non condensing \nMaterial of Enclosure : ABS \nDimensions Diameter : 100mm Height: 56mm (with base) \nMounting Hole Distance : 45mm~75mm \nWeight : About 120g\n{Model/Make : Model No. I-9101 of Make GST or equivalent model of Make Honeywell/Seimens/Bosch}\nMake of existing Fire control Panel : GST | 50 | Each | |
| 21 | 21 | Taking down existing unservicable manual call point and Supply and fixing of electronically addressable intelligent resettable type Manual Call Point with mounting base complying with EN 54 standard and Loss Prevention Certification Board approved compatible with existing fire alarm system with following properties/specifications complete all as specified and directed :-\nOperating Voltage : Loop 24V(16V~28V) \nStandby Current : =0.6mA \nAlarm Current : =1.8mA \nIndicator : Red. Flashes every 3s normally. Illuminates after alarming. \nType of Initiating Part : Reusable \nInitiating Mode : Pressing the frangible element manually \nResuming Mode : Manually resumed by a special key \nProgramming Mode : Electronically addressed \nAddress Range : One address within 1~242. \nWiring : Polarity-insensitive two-wire \nClass : Type A, indoors. \nIngress Protection Rating : IP43 \nEnvironmental Temperature : -10?~+55? \nRelative Humidity : =95%, non condensing \nMaterial of Enclosure : ABS, red \nDimension : (L×W×H) 87.1mm×87.1mm×58.5mm (with back box) \n 87.1mm×87.1mm×23.5mm (without back box) \nMounting Hole Distance : 60mm \nWeight : About 160g (with back box) About 107g (without back box)\n{Model/Make : Model No. DI-9204E of Make GST or equivalent model of Make Honeywell/Seimens/Bosch}\nMake of existing Fire control Panel : GST\n\n | 5 | Each | |
| 22 | 22 | Taking down existing unservicable sounder and Supply and fixing of electronically addressable intelligent sounder of shallow base complying with EN 54-3 standard, 16 Tone, compaitable for loop powered or external 24V powered, consisting power saving mode and normal consumption mode, single/dual address programmable, continuous normal operation for atleast 50 minutes with sound level 75 db to 90 db measured at 1 m and Loss Prevention Certification Board approved compatible with existing fire alarm system with following properties/specifications complete all as specified and directed :-\nOperating Voltage : In loop : 24V (20V~28V) & in power : 24V (20V~28V) \nStandby Current \nPower-saving mode :\nIn Loop-powered: Loop monitor current=2mA, Start current=7mA \nExternal 24V powered : Loop monitor current=1mA, Start current=2.5mA, Power monitor current=1.5mA, Start current=7mA \nNote: The sounder can only work at power-saving mode when loop-powered with maximum 20 sounders in the loop. \nNormal mode\nLoop powered : Loop monitor current=2mA, Start current=25mA\nExternal 24V powered : Loop monitor current=1mA, Start current=2mA, Power monitor current=1mA, Start current=25mA \nPower Consumption : 0.84W \nProgramming Method : Single / dual address\nProgramming Range : 1~242 \nIndoor Application : Type A \nIngress Protection Rating : IP33C \nOperating Temperature : -10?~+50? \nRelative Humanity : =95%, non condensing \nEnclosure Material and Color : ABS, red \nDimension (D×H) : ?110mm×95.9mm (shallow base) \nMounting Hole Spacing : 55mm~80mm \nWeight : About 327.2g (shallow base)\n{Model/Make : Model No. I-9404 of Make GST or equivalent model of Make Honeywell/Seimens/Bosch}\nMake of existing Fire control Panel : GST | 2 | Each | |
| 23 | 23 | Material and labour for disconnecting old unserviceable main control panel with all accessories, wiring etc, and supply, fixing, testing and commissioning in replacement New intelligent fire alarm control panel, EN 54- 2 standard complied, Maximum 2 loop class A loops, first loop can have upto 235 addressable devices and second loop can have upto 242 addressable devices (Total maximum 477 addressable devices), 30 zone control capability, 2 bell circuit, memory shall not lose data even if power supply removed accidently, integrated PSU with batery charger including batteries and all other connected accessories and Loss Prevention Certification Board approved with following properties/specifications complete all as specified and directed :-\nOperating Voltage \nInput Voltage: 220V/230VAC+10%-15%, Frequency: 50Hz/60Hz, \nInput Current: 0.5A, Fuse: 2A delay \nStandby Batteries \nMaximum Charge Current: 1.2A, Maximum Charge Voltage: 27.6V \nType: Sealed lead acid batteries, Maximum Charge Capacity: Two 12V/21Ah batteries, Maximum Internal Resistance: 1O, Quiescent Current under Full-loaded Condition: 0.75A, Maximum Battery Operating Current: 2.82A \nCommunication Loop Parameters \nRS485 Communication Loop \nNETWORK (A, B): Communication cable for connecting with up to 32 network FACPs. \nREPEATER (A, B): Communication cable for connecting with up to 10 repeater panels. \nRS232 Communication Loop \nRS232 communication loop can be connected with a PC for running GstGMC2.0 Graphic Monitor Center (GMC) system PC through a DB9 port. \nRecommended Wiring : Standard RS-232 interface. The 2nd pin (for sending data), the 3rd pin (for receiving data), and the 5th pin (ground) are connected with PC through three-core shield cable. \nNote: Wire length should be less than 15m; the screening layer and computer’s enclosure should be earthed.\n{Model/Make : Model No. GST-200-2/2 of Make GST or equivalent model of Make Honeywell/Seimens/Bosch}\nMake of existing Fire control Panel : GST | 1 | Each | |
| 24 | 24 | Taking down existing steel coduit from walls and Supply and fix 25 mm external dia rigid steel coduit, welded, stove enamelled black complete with all fittings and fixed by saddles with base plate after every 500 mm distance and making good disturbed surfaces complete all as specified and directed. | 500 | Per RM | |
| 25 | 25 | Taking out old unserviceable PVC insulated & PVC Round Sheathed 2 core 1.5 Sqmm cable from any situation and Supply and fix/lay PVC insulated and FRLS PVC Round Sheathed, 2 core 1.5 Sqmm cable Copper Conductor (flexible) industrial cable, 1100 Volt, conforming to IS 694 for passing through conduit/through floor or through false ceiling complete all as specified and directed. | 500 | Running Metre | |
| 26 | 26 | Supply & Fix in replacement Sealed maintenance free lead acid battery 12 Volts 7 AH complete all as specified and directed. | 6 | Each | |
| 27 | 27 | Disconnecting carefully 3.75 KW three phase 415 Volts electric siren motor (able to deliver 143 DB noise level) from site of installation, dismantling unserviceable winding, and rewinding with super enamelled copper winding wire with existing guage, turns and weight, insulating sleeves including varnishing and baking properly and reassembeling the motor re-installation and necessary testing and commissioning complete all as directed.\n\nNotes : Cost of cosumables like Oil/Grease/Lubricants shall be deemed to be included in quoted rates. | 1 | EACH\nJOB |
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