CLEANING OF UG OH SWT TANKS OF WATER SUPPLY AND CERTAIN MAINTENANCE TO FILTERS WATER LEVEL INDICATORS AND CONNECTED WORKS AND REPAIR/MAINTENANCE WORK TO LIGHTING ARRESTER AND AVIATION LIGHTS INCLUDING CONNECTED ITEMS IN TECHNICAL AREA HANGER AND NAD

Amount

Taking down the inspection cover from pressure filtation plant and taking out existing filter media (Pebbles/sand) of various sizes from the pressure feed filtration plant (Made up of MS) and removal to a distance n.exc 20M and dopositing where directed complete all as specified and as directed Note: The rate quoted by the tenderer shall be deemed to include for segregating the filter media (Pebbles/sand) of various size for measurement purposes.

Supply and fill gravel of size 1/4'' to 1/10'' as filter media in the pressure filtation plant complete all as specified and directed.

Supply and fill granite pebbles of size 1/2'' to 1/4'' as filter media in the pressure filtation plant all as specified and as directed.

Supply and fill granite pebbles of size 3/4'' to 1/2'' as filter media in the pressure filtation plant all as specified and as directed.

Supply and fill granite pebbles of size 1 1/2'' to 1'' as filter media in the pressure filtation plant all as specified and as directed.

Refilling the serviceable media (ie pebbles) of various sizes obtained form item No.2 to 5 here-in-before in the pressure filtation plant after cleaning with acid and pure water etc complete all as specified and as directed.

Supply and fill fine sand of size 16x32 as filter media in the pressure filter plant complete all as specified and directed.

Supply and fill coarse sand of size 8x16 as filter media in the pressure filtration plant complete all as specified and dircted.

Notes for item No.1 to 8:- a) The source of pebbles,coarse and fine aggregate shall be from river bed and as approved by GE. b) Grading and size of filter media shall be tested in the approved laboratory and test results shall be submitted and the rate quoated shall be deemed to include the above provision

Material and labour for preparation of old painted internal steel surfaces of filtration plant of size 2600mm dia and 6900mm length and applying two coats of anti-corrosive bituminous epoxy paint including complete removal of existing treatment by scrapping the surfaces with wire brush, de-scaling etc., complete all as specified and as directed

Material and labour for preparation of old painted internal steel surfaces of filtration plant of size 2600mm dia and 3100mm length and applying two coats of anti-corrosive bituminous epoxy paint including complete removal of existing treatment by scrapping the surfaces with wire brush, de-scaling etc., complete all as specified and as directed

Material and labour for preparation of old painted external steel surfaces of filtration plant of size 2600mm dia and 6900mm length and applying a coat of synthetic enamel paint as per the existing colour and scheme including scrapping out of old fadded paint and writing the plant capacity,SM/MES.No,etc., complete all as specified and as directed.

Material and labour for preparation of old painted external steel surfaces of filtration plant of size 2600mm dia and 3100mm length and applying two coats of anti-corrosive bituminous epoxy paint including complete removal of existing treatment by scrapping the surfaces with wire brush, de-scaling etc., complete all as specified and as directed

Preparation of old surfaces and applying two coats of weather proof exterior grade acrylic emulsion paint of tint as per existing patern over a coat of primer on wall of RCC OHTs for upto 30 m height including necessary scafolding and safety measures, staging etc

Preparation of old surfaces and applying two coats of weather proof exterior grade acrylic emulsion paint of tint as per existing patern over a coat of primer on wall of RCC OHTs for upto 19 m height including necessary scafolding and safety measures, staging etc

Material and labour for taking down existing damaged RCC cover from UG sump and replace with new Precast RCC 1:2:4 type B-1 (using 20mm graded stone aggregate) as in coverslab as required for water sump set in CM 1:6 complete all as specified and directed.

Supply and fixing for TMT bar not less than 10mm dia and over, cut to length, bent to shape require, including cranking, bending spirally for hooping for slab and including binding with MS wire not less than 0.9mm dia or securing with clips complete all as specified and directed.

Material and labour for cleaning the over head reservoirs of 454000 ltrs capacity 24.3m height at NORA by de-watering the tank, removing the silt/ sludge deposited at bottom, walls complete, cleaning the sump internally using high pressure water jets upto 120 bar pressure then by vacuum cleaning followed by anti-bacterial (non toxic) spray and UV radiation for suspended bacteria killing complete all as specified and as directed.

All as per item No. 17 here-in-before but capacity of 454000 ltrs capacity at sailors in living area.

All as per item No.17 here-in-before but capacity of 227000 ltrs 18.3m height capacity at MT area.

All as per item No.17 here-in-before but capacity of 227000 ltrs capacity at MRS area.

All as per item No.17 here-in-before but capacity of 100000 ltrs capacity at Tirupar Kadal P/H

All as per item No.17 here-in-before but capacity of 100000 ltrs capacity at Tirumalpur P/H

Material and labour for cleaning the underground sumps of following capacities by de-watering the sump using submersible pumps, removing the silt/ sludge deposited at bottom, walls complete, cleaning the sump internally using high pressure water jet upto 120 bar pressure then by vacuum cleaning followed by anti-bacterial (non toxic) spray and UV radiation for suspended bacteria killing complete all as specified and as directed. The contractor must write the details of the SWT by using Stencil and the stencil has to be handed over to MES. The details are as follows: 1. Location: 2. SWT capacity: 3. Date of Cleaned : 4. Due Date:

(a) Underground sump of 1021500 Ltrs capacity (MRS) including white washing with one coat of lime to the internal surface and external surface of the sump.

Static water tank of capacity upto 0.5 lakh ltrs including white washing with one coat of lime to the internal surface of the tank and remove green vegetation around the tank upto 1m radius including painting with two coats of synthetic enamel paint to MS grill guard of static tank over a coat of red oxide complete all as specified and as directed. The contractor must write the details of the SWT by using Stencil and the stencil has to be handed over to MES. The details are as follows: 1. Location: 2. SWT capacity: 3. Date of Cleaned : 4. Due Date: Location: Near S/Stn C, NORA S/Stn , WTS, Near BSF hanger ATH, Rajalika, Magazine area-2 Nos, ATC, P8I Maint Hanger, 4 PEB Hangar-2 Nos, New Magazine S/Stn and NAD area-02 nos.

Supply and fix mild steel pipe heavy grade including all fittings from terrace /wall fixed with mild steel clamps, brackets of required size including necessary bends, reducers, flange and welding the pipe connection all in position including painting with two coat of synthetic enamel paint of approved tint over a coat of red oxide making good the disturbed portion for the following sizes complete all as specified and as directed.

(a) 200mm dia

(b) 300mm dia

Supply,fixing and testing of Mechanical type Water level indicator with measurement scale with readings including SWR of suitable size and roller with stand between float and counter weight and all other connected items for Overhead Tank of capacity 454000 Litres complete all as specified and directed.

Supply,fixing and testing of Mechanical type Water level indicator with measurement scale with readings including SWR of suitable size and roller with stand between float and counter weight and all other connected items for UG sump of capacity 2.25 Lakh Gallon Litres complete all as specified and directed.

Supply and fix cross arms, bracings, support clamps etc made out of mild steel channel or angle section or MS sheet or square bar of reqd size and shape including door type hinges, door handle, clamp back plate with bolt nuts & washers drilled welding bending cold or hot in any shape or size painted with two coats of alunimium paint over a coat of red oxide primer complete allas specified and as directed.

Supply,fixing and testing of water level alarm system with buzzer to indicate the complete filling of the sump all as specified and as directed

Taking down old damaged and unserviceable lighting arrester strip and test point box with gun metal or phosphorus bronze of any size/ from existing positions i.e Towers / Hangars / Buildings / Overhead tanks etc of height up to 30 mtrs etc and keep in safe custody for refix the good conditional serviceable lighting arrester strip and test point box with gun metal or phosphorus bronze all as specified and as directed by Engr-in-charge/GE Note - (i) Quoted rate is deemed to be included the charges of Boom lift , tools and plants etc as per site requirement.and MS work complete as per site requirement.

M&L for Alluminium strip 25 x 3.0 mm complete with epoxy saddles and fixing the strip all as specified and as directed by Engr-in-charge

M&L for GI Strip 32X6 mm buried in ground fixed on wall / drawn in GI Tubing

M&L for Copper strip 20 x 3.15mm buried in ground fixed on wall / drawn in GI Tubing all as specified and as directed by Engr-in-charge

Refixing in repair Alluminium strip 25 x 3.0 mm complete with epoxy saddles and fixing the strip all as specified and as directed by Engr-in-charge

Refixing in repair GI Strip 32X6 mm buried in ground fixed on wall / drawn in GI Tubing all as specified and as directed by Engr-in-charge

Refixing in repair Copper strip 20 x 3.15mm buried in ground fixed on wall / drawn in GI Tubing all as specified and as directed by Engr-in-charge

Supply and Fixing Pipes galvanised, "light grade " supplied and laid complete including fittings as GI strip protection 40mm dia bore all as specified and as directed by Engr-in-charge

Supply and fix Air termination, single pointed aluminium rod 12mm dia and 300mm long all as specified and as directed by Engr-in-charge

Supply and fix Air termination, single pointed, copper rod 12mm dia and 300mm long all as specified and as directed by Engr-in-charge

Supply and fix Test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm incl GI box of required size drilled and screwed including 3 nos. 8mm dia 25mm long hex. head screw all as specified and as directed by Engr-in-charge

Supply and fix epoxy saddle of suitable size for fixing of aluminium strip on wall/roof/pole etc all as specified and as directed by Engr-in-charge . Note:- New saddle will be used in existing location wherever required to replace damaged saddles.

Taking down unserviceable LED light fittings of any watt and type from existing position on pole/ wall/ tower/gate/hanger, complete for repair and keep in safe costody for refix the serviceable light fittings all as specified and as directed. Note: (i) Quoted rate is deemed to be included the charges of adder, tools and plants, necessary drilling, bolts /screws for fixing new one etc., as per site requirement and MS work as per site requirement.

Refixing the serviceable light fitting in existing position after repair of any watt and type on existing pole complete all as specified and as directed

Supply, Fixing and Testing LED street light luminaire fitting of not less than 60 Watt,Luminaire fitting of IP 66 protection comprises of Pressure die cast Aluminium housing powder coated,with luminaire efficacy not less than 100 lm/w provided with Surge Suppressor 5 KV complete and making good disturbed surfaces all as specified and directed. Make : Surya / Philips/wipro/ Bajaj /Crompton.

All as per item No 44 but sky line 25 Watt

All as per item No 45 but 35 Watt

Supply and Fixing and testing post top lantern LED type 20 watt 230 watt volts AC outdoor type with decorative post top for 360 degree indirect light IP 65 protection with Surge Suppressor 5 KV complete incl taking down and making good disturbed surfaces all as specified and directed. Make : Surya / Philips/ Bajaj /Crompton.

All as per item No 47 but 40 watt.

Supply and Fixing and testing bollard fitting crompton twister LBLTW 10 watt WW watt 230 watt volts AC outdoor type with decorative post top for 360 degree indirect light IP 65 protection with Surge Suppressor 5 KV complete incl taking down and making good disturbed surfaces all as specified and directed.

Supply and Fixing and testing LED drivers crompton S0DQL, S0DV JPCL & S0DV exc-1 50-75 wattage after taking down old unserviceable flood lights/post top latern lights/street light/security lights including necessary connecting arrangements as per site requirement all as specified and directed.

All as per item No 50 but 35-45 wattage

Supply and Fixing and testing crompton surge protection devices for 5 KV suitable for LED light fittings up to 75 watts capacity flood lights/post top latern lights including necessary connecting arrangements as per site requirement all as specified and directed.

Taking down unserviceable LED Flood light fittings of any watt and type from existing position on pole/ wall/ tower/gate, complete for repair and keep in safe costody for refix the serviceable light fittings all as specified and as directed. Note: (i) Quoted rate is deemed to be included the charges of ladder, tools and plants, necessary drilling, bolts /screws for fixing new one etc., as per site requirement and MS work as per site requirement.

Refixing the serviceable light fitting in existing position after repair of any watt and type on existing pole complete all as specified and as directed

S&F and Testing LED flood light 70 watt 230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection, with impact and corrosion resistant complete with driver and lamp. Luminaire fitting of IP 66 protection comprises of Pressure die cast Aluminium housing powder coated,with Surge Suppressor 5 KV complete including making good disturbed surfaces all as specified and directed. Make : Surya / Philips/ Bajaj /Crompton.

All as per item No 13 but 120 watt

All as per item No 13 but 170 watt

S&F LED drivers crompton 75-150 wattage after taking down old unserviceable flood lights/post top latern lights/street light/security lights including necessary connecting arrangements as per site requirement all as specified and directed.

Supply and Fixing and testing crompton surge protection devices for 10 KV suitable for LED light fittings up to 75-150 watts capacity flood lights including necessary connecting arrangements as per site requirement all as specified and directed.

Taking down old corroded and unserviceable Avaition light fittings of heavy duty dual/twin type light any type and cap from existing positions i.e Towers / Hangars / Buildings / Overhead tanks etc of height up to 30 mtrs and Supply,fixing and Testing LED Twin type Low intensity Aviation light fittings of cap 9W in and including neccessary arrangements of nuts,boltswelding works etc all as specified and as directed by Engr-in-charge/GE Note - (i) Quoted rate is deemed to be included the charges of Boom lift/ladder , tools and plants etc as per site requirement.and MS work complete as per site requirement. Make : Surya/Havells/Bajaj/ Crompton /Philips.

Taking down old unserviceable highbay light fittings of any type and from existing positions i.e Towers / Hangars / Buildings etc of height up to 30 mtrs and Supply,fixing and Testing LED highbay light fittings of cap 150W with 150lm/w efficancy and 10 kv spd in and including neccessary arrangements of nuts,boltswelding works etc all as specified and as directed by Engr-in-charge/GE Note - (i) Quoted rate is deemed to be included the charges of Boom lift , tools and plants etc as per site requirement.and MS work complete as per site requirement. Make : Surya/Havells/Bajaj/ Crompton /Philips.

Taking down old unservicaeble streetlight pole junction box including disconnecting existing cable connections carefully and MS clamps etc and supply,fixing and testing powder coated outdoor street light control box of size not less than 300 x 200 x 80 mm CRCA 3 mm thick IP 55 fabricated by CPRI certified panel manufacturer's and including suitable terminal TPN 10 KA SMC Connector , MCB SP 20 Amps 'C' curve - 01 No , hinged door with Two hinges, Locking system - 01 No for fixing as per site and including MS Clamps - 02 Nos of suitable shape of size 25mm width, 6 mm thick, 900mm long for cement pole with zinc coated nut, bolts and washers as per site requirement complete all as specified and directed.

M & L for black stove enamelled rigid ERW steel conduit 25 mm dia fixing with suitable size MS clamp / saddles as per site requirement complete all as specified and directed by Engr In Charge. Make :- BEC/ EMCO/ GARWARE/ JINDAL/ WAVIN/ FINOLEX.

Supply and laying or fixing or passing through pipe, 1100 volts grade heavy duty cable with PVC insulated aluminium conductor served with an inner sheathing of PVC tape armoured with galvanised steel wire or tape and overall PVC sheathed 6 sq. mm 2 core solid conductor nominal cross section in service connection complete all as specified and directed.

Taking down old corroded and unserviceable Flame proof light fittings of heavy duty single and dual/twin type any cap from existing positions i.e Hangars / Buildings/wall etc all as specified and as directed by Engr-in-charge/GE Note - (i) Quoted rate is deemed to be included the charges of tools and plants etc as per site requirement and MS work complete as per site requirement. Make : Surya/Havells/Bajaj/ Crompton /Philips.

Supply and fixing LED light fitting 1x30 Watt flame proof, CMRI certified recommended for gas/ vapor group of IIA & IIIB, Zone 1 & 2 and IP 65 protection with die cast aluminum hosing with heat resistant toughened glass with LED tube light fixtures driver, holders, connector etc. Complete with all accessories prewired and including connecting up with three core flexible copper conductor cable with suitable size.

Supply and fixing LED light fitting 2x16 Watt flame proof, CMRI certified recommended for gas/ vapor group of IIA & IIIB, Zone 1 & 2 and IP 65 protection with die cast aluminum hosing with heat resistant toughened glass with LED tube light fixtures driver, holders, connector etc. Complete with all accessories prewired and including connecting up with three core flexible copper conductor cable with suitable size.

Refixing in repair Flame proof light fittings any watt/ size on Hangars / Buildings / wall etc all as specified and as directed by Engr-in-charge

Supply and fix high efficiency polycarbonate NEO T8 LED tube not less than 18W for 4 ft bracket fitting and including taking down old unserviceable fittings all as specified and as directed by Engr-in-Charge. Make :Surya SLE TL DS 18 P AL EXT or equivalent model of Philips/Crompton/wipro/Havells.

S&F Switch flame proof rotary type with termination box in LM6, 16A, single pole 250V

All as per item No.70 but 25A, double pole

Taking down old unserviceable sub main wiring any size/make from existing position all as specified and as directed by Engr-in-charge. Note - (i) Quoted rate is deemed to be included the charges of tools and plants etc as per site requirement and MS work complete as per site requirement.

Material & Labour for FRLS PVC insulated copper conductor for submain wiring 2X1.5 Sqmm for phase & Neutral and 1X1.5 Sqmm as earth wire in and including the suitable size of stove enamelled rigid ERW steel conduit in surface/ recessed as required and directed by Engr-in-charge :- Note - Quoted rate is deemed to be included the charges of necessary T&P/ Crane, labour etc and MS work complete all as per site requirement. Make of steel conduit : BEC/ EMCO/ Garware/ Finolex/ Jindal, Make of Cable: Plaza/Havells/Polycab/Finolex.

All as per item no-73 here-in-before but 2X4 Sqmm for phase & Neutral and 1X4 Sqmm as earth wire.

All as per item no-73 here-in-before but 2X6 Sqmm for phase & Neutral and 1X6 Sqmm as earth wire.

M&L for repairing of old damaged earthing pit chamber at existing earth point including S&F 40 mm thick Company moulded RCC Cover with 6 mm dia MS bars 10 cm C/C on both ways as reinforcement complete all as shown in elecrical plate No 3 of SSR Pt- I including testing on completion complete all as specified and as directed. Note:(i) Quoted rate deemend to include necessary earth work PCC chamber, Company moulded RCC cover, reinforcement, removal of surplus soil , site clearance etc.

M&L for GI plate earthing of machinery/equipment Installed at power house/substation /Lightning protection, using 32 x 6 mm galvanized MS strip and MS galvanized plate of size 600 x 600 x 6 mm ,as earth electrode, including alternate 5 layers of charcoal, salt crystal and including 15 mm dia GI pipe light grade by means of nuts, bolts, washers and necessary earth work upto 7.5 mtr and connecting to test point, LT Switchgear etc as per site requirement including necessary excavation, earth work in any type of soil, PCC (1:3:6) type C-1 earth chamber, 40 mm thick RCC Cover with 6 mm dia MS bars 10 cm C/C on both ways as reinforcement complete all as shown in elecrical plate No 3 of SSR Pt- I including testing on completion complete all as specified and as directed. Note:(i) Quoted rate deemend to include necessary earth work PCC chamber, Company moulded RCC cover, reinforcement, removal of surplus soil , site clearance etc.

Taking up existing old/ unserviceable/ burnt under ground cable from the existing positions/ trenches etc., including testing with the help of megger, disconnecting and removing unserviceable portion of cable complete all as specified and as directed. Note: (i) Excavation/ earth work shall be measured and paid seprately under relavent items. (ii) Retrived serviceable bricks from site be properly stacked and reused as protection to UG cable and shall be measured and paid separetely under relevent items. (iii) Serviceable portion of cable shall be relayed as directed and shall be measured and paid separetely under relevent items.

(a) 240 Sqmm 3.5 core

(e) 25 sqmm 4 core

(f) 16 sqmm 4 core

Relaying serviceable portion of cable as obtained against item No 16 here-in-before in the trench including necessary connections with suitable lugs complete all as specified and directed Note: Cable straight through joints/ bus bar chamber if any as per site requirement shall be measured and paid seprately under relevent item of schedule.

(a) 240 Sqmm 3.5 core

(e) 25 sqmm 4 core

(f) 16 sqmm 4 core

Supply, laying XLPE insulated, screen, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with aluminium conductor of following size for replacement of unserviceable portion of cable including connecting up with proper size aluminium lugs, glands wherever necessary in LT panels/ bus bar chamber panel /joints etc., all as per site requirement including testing complete all as specified and as directed by Engr-in-charge. Make -: POLYCAB / NICCO / PLAZA /Havells / KEI.

Note:(i) Rates includes supply and fix necessary glands,lugs,insulation tape etc., (ii) Excavation/ Earth work shall be measured and paid separately under relevent items. (iii) Cable straight through joints/ bus bar chamber if any as per site requirement shall be measured and paid seprately under relevent item of schedule.

(a) 240 Sqmm 3.5 core

(e) 25 sqmm 4 core

(f) 16 sqmm 4 core

Excavation in trenches, not exc 1.5m wide and not exc 1.5m in depth for taking up/ laying cable etc., and getting out for soft / loose soil complete all as specified and as directed.

Spreading riddled earth as obtained from excavation here-in-before for UG cable cushioning complete all as specified and as directed. Note: if the required qty of riddled earth not obtained from above item the contractor should bring the same from other location shown (not beyond 50m) including necessary earthwork as directed for borrow pit /trench to obtain the required qty including removing surplus soil without any additional cost and the cost deemed to be included in the rate quoted by the contractor.

Supply and lay standard size common burnt clay building bricks sub class 'B' for cable protection, laid dry complete all as specified and as directed.

Relaying of serviceable bricks as obtained from item ser No. 52 here-in-before complete all as specified and as directed.

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

Removing excavated material to a distance not exc 50m and depositing where directed at a level not exc 1.5m above the starting point complete all as specified and as directed.

Surface excavation not exceeding 30 cm deep and average 15 cm deep and getting out in soft / loose soit including removing green vegetation,roots,bushes etc from surroundings near electric poles/panels or sub stations area Complete all as specified and directed.

Green Ray Technologies (BID ID -3083505)

RD ENTERPRISES (BID ID -3075607)