REPAIR/MAINT OF DEFECTIVE CORRODED, CI, GI PIPE LINES AND RE-ROUTING OF WS DISTR PIPELINES AT VARIOUS LOCATIONS AND REPAIRS /REPLACEMENT OF DEF WS PUMPING LINE TO VARIOUS STATIC TANKS AT NAD WED NSD SEWRI AND MISC WORKS UNDER GE (NW) MANKHURD

Amount

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth and not exceeding 10 sqm on plan and getting out in hard/dense soil for laying of cables, etc. complete all as specified and as directed.

-ditto- all as per item no 1 above but soft/loose soil.

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

Removing excavated materials to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point in soil including spreading in low lying area and leveling complete all as specified and as directed.

M&L for cutting existing road/hard standing not exceeding 45x50 cm in wide & depth getting out excavated material for laying GI tube, returning filling & well rammaing watering finish suraface 10 cm from top including provision of PCC 1:3:6 for repairing, including removal of surplus soil all as directed.

M & L for PCC 1:3:6 in round/ square shape as per site requirement of thickness not less than 3" suitable for fixing of cast iron tank cover complete all as specified and directed.

Taking up or down steel tubing and connections including cleaning and setting aside for refixing or as schedule of credit, etc complete all as specified and as directed for the 20 mm bore pipes including necessary staging/scaffolding as required.

Ditto all as per item No 7 above but 25 mm dia bore complete

Ditto all as per item No 7 above but 40 mm dia bore complete

Ditto all as per item No 7 above but 50 mm dia bore complete

Ditto all as per item No 7 above but 80 mm dia bore complete

Ditto all as per item No 7 above but 100 mm dia bore complete

M & L for relaying/fixing old pipe obtained from demolition/taking down including cutting out damaged ends and rethreading for fixing with and including new fitting complete of 25 mm bore including necessary staging/scaffolding all as specified and directed.

Ditto all as per item No 13 above but 40 mm dia bore complete

Ditto all as per item No 13 above but 50 mm dia bore complete

Ditto all as per item No 13 above but 80 mm dia bore complete

Ditto all as per item No 13 above but 100 mm dia bore complete

Supply ,Laying, fixing, connecting and testing in repairs steel water tubing, medium grade, galvanised, with screwed and socketed joints, in any length, including supply and fixing all fittings, fixed to walls or laid in trenches / floors etc including taking out old u/s steel water tubing complete all as specified and as directed for the 20 mm bore, ISI marked. Make-: Tata/ Jindal/ BST/ Oswal

Ditto all as per item No 18 above but 25 mm dia bore complete

Ditto all as per item No 18 above but 40 mm dia bore complete

Ditto all as per item No 18 above but 50 mm dia bore complete

Ditto all as per item No 18 above but 80 mm dia bore complete

Ditto all as per item No 18 above but 100 mm dia bore complete

Supplying, Laying, jointing, testing and commmisioning in repairs of DI Pipe in repairs of 80 mm bore, with spigot and socketed ends centrifugally cast Class K-7 type, Push on joint confirming to IS 8329 laid in trenches with and including rubber tyton joints including taking out old u/s MS/DI/CI/GI pipes all as specified and directed:-

Ditto all as per item No 24 above but 100 mm dia bore complete

Ditto all as per item No 24 above but 150 mm dia bore complete

Ditto all as per item No 24 above but 200 mm dia bore complete

Supply & fixing in repairs of Jointing CI/DI fittings for spigot/socket pipes such as bends of any radious and angle, collars, tapers, tail pieces, Tee pieces, Caps and plugs suitable above from 80 mm bore dia all socketed or socket and spigot or side flanged including taking out old u/s CI/DI fittings complete all as specified and directed.

Supplying & Fixing in repairs , jointing and testing of cast iron Sluice Valve of 80 mm bore ISI marked confirming to IS 14846-2000, flanged ends drilled having stainless steel spindle with cast iron wheel at top for following bores complete with nuts, bolts, washers and gaskets including taking out old u/s fittings complete all as specified and directed.

Ditto all as per item No 29 above but 100 mm dia bore complete

Ditto all as per item No 29 above but 150 mm dia bore complete

Ditto all as per item No 29 above but 200 mm dia bore complete

S & F in repairs cast iron Foot valve 80 mm, Ball type with flange joint model B-05 (N) conforming to IS with MS nuts bolts, washer, rubber gasket etc., any pattern as approved including taking out / dismantling old unserviceable one and testing complete all as specified and as directed. Make : KIRLOSKAR / UPADHAYA / LEADER / OR BEST AVAILABLE IN MARKET

Ditto all as per item No 33 above but 50 mm dia bore complete.

Ditto all as per item No 33 above but 100 mm dia bore complete.

Ditto all as per item No 33 above but 150 mm dia bore complete.

Supply and fixing in repairs CI Double Orifice Kinetic Air Release Valve flanges ends as per IS 14845 including flange joints such as packing, nut and bolts of size 80 mm bore etc including raking out old u/s CI Double Orifice Kinetic Air Release Valve complete all as specefied & directed.

Supply and fixing in repairs CI Double Orifice Kinetic Air Release Valve flanges ends as per IS 14845 including flange joints such as packing, nut and bolts of size 50 mm bore etc including raking out old u/s CI Double Orifice Kinetic Air Release Valve complete all as specefied & directed.

Supply only Calcium hypo chlorite 65% -70% chlorine content granular based water disinfectent in sealed containers complete all as specified and as directed. Make:- 1.Aqufit manufactured by Sree Rayalaseema Hi strength Hypo Ltd. 2. Puri chlor manufactured by Sree Rayalaseema Hi strength Hypo Ltd. / M/s Ravi Enterprises / M/s Potter & Watts (Traditional products). Brands having pan india availability, acceptability & being manufactured /processed in open market termed as traditional products .The brands /makes must have certified by All India Institute of Hygenic & Public Health. 3. Best available in the market

Collecting water sample in clean bottle from location as directed for testing of physical test, chemical test, microbiological test as per IS-10500-1991 from NABL approved chemical laboratory and submitting test report complete.

Supply and install in repairs AFO (Auto fire off) fire extinguisher ball 150 mm dia (standard orange) with stand complete all as specified and directed.

Supply only DECPAC-P (Aluminium based caogulant) packing in 25 kg plastic bags complete all as specified and directed.

Supply and fix in repairs ISI Marked UPVC Pipe size 50mm nominal dia,pressure pipe schedule 80 with all connected acessories like UPVC bend,Tees,Unions,Sockets etc for each 3 mtr length of Pipe & solvent to join it including taking down old unserviceable pipes complete all as specified and as directed. Make:Supreme/Dutron/Finolex/Duplon

All as per item No.43 above but of 40mm dia

All as per item No.43 above but of 25 mm dia

S&F Transciever automation for the water level Detector and controller with the feature mentioned here under comprising of following: (a) S& F Transciever must communicate at a distance of 3km -5kms range with each module must have the LORA/GSM or suitable communication module ( long range antenna) must work above 500 mhz and each module shall have a processor module connecting to the sensor, with the facility that the processor module to sense the low level (10-20%) and high level of the water level (90-100%) so as to raise the hooter and communicate with the other hardware modules with antennas (b) S&F transducer module wiring through the D sub connectors (MIL industrial grade are to be used). All the wiring must be shielded optical co-axial cable for connection to flasher and hooter. Rates quoted are deemed to be included for suitable flasher and hooter. (c) S&F Hooter 12V/5 Amp with suitable converter or hooter suitable for 230V AC Supply must be provided standard suspended rust proof stand Note: All the NPT cable glands must be used for the sensor interface and MCB controller board. (d) S&F 12V flasher with suitable converter or flasher suitable for 230V AC Supply connected with suitable 3 Core Co axial cable suitably crimped nicomatic connector. Note: All the cables to be drawn through suitable medium grade conduit suirtably fixed with clamps. (e) S &F of LED display board with superior night vision display to be provided at the receiver station. (f) S&F controller Board confirming to IP 65 protection 3D printed with EMI/EMC compatible FE 32 material for the enclosure. Note: (a) One transmitter for over Head Tank and one receiver for Pump House . (b) Contractor has to visit the site before execution. Any cable required deemed to be included in quoted rate. No extra payment will be made on this account.

Supply & Fixing air termination Copper rod 12 mm dia, 300 mm long for lightening conductor including base plate with all necessary nut bolts and drilling job etc.

Supply & fixing for Aluminium strip 25 x 3.15mm on wall/ roof/ batten or recessed or buried in ground including all insulators, screw, nut bolts with saddles and fixing for roof conductor and down conductor complete all as directed by Engineer-in-Charge.

M&L for test point terminal block made of gun metal or phosphorus bronze size 75x75x25 mm drilled and screwed including 3 nos. 8 mm dia, 25mm long hex. head screw.

Supply and fixing of GI pipe light grade of size 40 mm bore for laying in trenches/floors or walls including all fittings for fixing complete as required and directed by Engineer-in-Charge.

M&L for painting on wall with synthetic enameled paint of black colour of 200 x 150 mm size and writing work for earth test result with date & year all as specified and directed at site by Engineer-in-Charge.

M&L for cutting/boring of PCC / WBM / hard standing at a depth not more than 30 cm deep & 20 cm in breath and making good disturbed surfaces as it was existing by using the same new materials on cutting areas/ disturbed surfaces complete.

Supply & Fix copper strip of size 20 X 3 mm duly covered, fixed on porcelain insulators along the wall / roof / ceiling etc complete all as directed. Note : (i) Cost of Porcelain insulators and screw shall be of non-corrosive type and cost is deemed to be included in the quoted rate of the job. (ii) Gap for fixing of support insulator shall not be more than 35cm from one onother.

M & L for earthing chemical with copper plated 50 mm dia pipe 3 mtr long (100 microns) including Electrodite 50 Kg buried directly in ground including earth bore hole work (earth bore not less than 3 Mtr deep below normal ground level and connected to copper earth strip of size 20×3 mm by means of copper nuts bolts with washers and connected as per following specifications complete all as directed by Engineer-in-Charge. (a) Product Model: ASEEL 19 CP, 3 meter long (Copper Plated) – 100 microns . Fast Electrode, Model FE 80 mm 3 mtr (Pure Copper Single Pipe), Outer Dia is 80 mm with a wall thickness of 2 mm, Inner Dia is 26 mm with a wall thickness of 2.6 mm, Overall Length is 3000 mm, External Corrosion Protection: Copper Plated (100+ microns), Internal Corrosion Protection: In addition to Copper Plated (100+ microns), a ground breaking corrosion resistant Crystalline Conductive Compound is filled and compacted in the cavity within the pipes to enhance the electrodes performance. Conforms to IS: 3043 - 1987 i.e., Code Of Practice For Earthing (+ 10%) variations in dimensions applicable. (b) Electrodite backfill: Fast Electrode Earth Enhancement Compound, Manufactured using Eco - Friendly minerals, Blended homogeneously with conductive carbon(s), Resistivity: < 5 ohm-metre (In ideal moist conditions); > 5 ohm-metre (Dry Conditions), Ph Value: 7.0 - 8.5, High water retention capacity, Hygroscopic, Ionic & Electronic conduction, Swells when it comes in contact with water thereby engaging constant contact between the electrode surface & soil which is a crucial aspect in the performance of an earthing system. Packing Size : 2 Bags of 25 kilograms, Recommended for normal soil conditions. Conforms to IS : 3043 – 1987. (c) Installation of earthing with bore well machine complete for bore exceeding upto 4.5 meter below ground level complete all as specified and directed by Engr-in-Charge.

M& L for supplying, hoisting and fixing rotational moulded polythylene water storage tanks (cylindrical vertical with closed top) as per IS 12701-1996 (Reaffirmed 2006) of 2000 Litres capacity with virgin food grade plastic, UV stabilized tank and lid, two layers protection with black outer layer for superior UV protection and white inner layer to see water leval and tank condition including covers, hoisted and fixed in position all as specified in SSR Part-I including connecting the overflow drain out, inlet and outlet pipes etc complete all as specified and as directed. Make-: Sintex/ Reno/ Plasto / Supreme

Ditto all as per item No. 55 above but 1000 litres capacity

All as per Item No. 55 above but of capacity 3000 ltrs

Supply and fix in repair 40 mm bore PVC Ball valve ISI marked high presssure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron rod and fixed complete all as specified and directed. Make -: Prayag / Shakti / Airaeuro / Agrotech / Teleflo / Techno International

Ditto all as per item No.58 above but 50mm dia bore complete. Make -: Prayag/Shakti / Airaeuro / Agrotech / Teleflo / Techno International

Ditto all as per item No.58 above but 25mm dia bore complete. Make -: Prayag/Shakti / Airaeuro / Agrotech / Teleflo / Techno International

Supply and replace in repairs aviation light LED based operations on 230V, 50 Hz AC supply comprising 302 No x 5mm supper flux LEDs made out of direct aluminum housing with Red polycarbonate dome for illumination, having integral driver, with IP65 protection, and 50,000hrs bearing cappacity minimum, system wattage ≥ 10(w) complete all as specified and directed. Make : Bajaj Model No. Cat No. BGAV302 LED or equivalent model from make Halonix/Shakti

S & F in repairs Switch Fuse Unit 32 Amp 415 Volts in TPN Execution conforms to IS : 13947 with Sheet steel enclosure duly phosphatised and powder painted double break with side handle operation positive indication of contacts suitable for surface or wall mounting, door interlock facility, including taking down old u/s switch fuse unit complete all as specified and directed.

S & F MCB DB, 04 way, SPN, double door, 240 Volts and including cutting chases in wall, concealing DB in wall, making good the disturbed surfaces and making all connections complete all as specified and directed. Note: Quoted rate shall be deemed to include for provision of copper bus bar of 200 Amps rating. Make :- LEGRAND/ SCHEINDER/ L&T/ ANCHOR (PANASONIC)/ SCHNEIDER/ INDO ASIAN

Supply and Laying in repairs passing through pipe, XLPE/PVC insulated, armoured heavy duty electric cable with aluminium conductor 1100 volts grade cross sectional area 35 Sqmm 3.5 core including necessary connection and providing cable lugs as required all as specified. Make :- FINOLEX/ KEI/ POLYCAB/HAVELLS

M&L for sub main wiring in repairs with two single core 4.0 Sqmm PVC insulated FRLS multistranded flexible copper conductor cable 660/1100 volts grade down in through non metalic in PVC conduit with and including PVC insulated 6.0 Sqm single core single strand copper conductor as continous earth wire in green colour connected to common earth dolly including taking down old unserviceable submain wiring complete all as specified and as directed. Make of wire: KEI/ Polycab/ BENLO/ Anchor(Panasonic) Make of Conduit: Sudhir/ Pressfit/ Precision Note : 1. Two runs of cable, one run of earth wire, one run of PVC casing capping will be measured and paid one unit.

M&L for renewal of valve pit of size up to 80 cm x 80 cm x 80 cm (internal diamension), stone / brick construction including all necessary excavation and earth work in any type of soil, returning, filling in disposal of surplus soil to a distance not exceeding 50 m and depositing where directed, PCC in foundation for mix (1:2:4) type D2 brick mansonary in cement mortar (1:4) rendering 12 mm duck in cement mortar (1:4) internally , finished even and fair and polishing flush externally as the work proceeds in the same mortor. Mild steel angle iron 40 x 40 x 6 mm frame MS sheet cover 3.15 mm thick with handle and locking arrangement, painting all exposed MS work with two coats of synthetic enamel paint of the that as approved by the Engineer - in - charge over a coat of red oxide primer and painting all the MS embeded in PCC with two coats of black bitumenous paint complete all as specified.

M & L for preparation of old painted /unpainted surfaces of any description, including taking out of parts / components under painting from any position / location as listed under GE (NW) Mankhurd and applying one coat of epoxy paint (with colour code maintained as per relevant IS) including marking with flow directions (of approved colour) complete all as specified and as directed by Engineer-In-Charge for the following sizes of sluice valves.

(b) Sluice valve of 100 mm size complete

(c) Sluice valve of 150 mm size complete

(d) Sluice valve of 200 mm size complete

M & L for preparation of old painted / unpainted surfaces of any description, including taking out of parts / components under painting from any position / location as listed under GE (NW) Mankhurd and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and as directed by Engineer-In-Charge for the following capacity of electric motor. (a) Electric motor pump set upto 40 HP capacity

(b) Electric motor pump set upto 15 HP capacity

(c) Electric motor pump set upto 10 HP capacity

(d) Electric motor pump set upto 7.5 HP capacity

M & L for preparation of old painted / unpainted surfaces of any description, including taking out of parts / components under painting from any position / location as listed under GE (NW) Mankhurd and applying one coat of synthetic enamel paint over a coat of red oxide primer for Low Tension (LT) indoor type panel with new danger sign board made from mild steel, thickness not less than 1.6mm and size of 200 x 150 mm, vitreous enamelled white, with letters, figures and the conventional skull and cross bones in signal red colour on the front side and rear side of the plate also be enamelled conforming to IS- 2251-1982, complete all as specified and as directed by Engineer-In-Charge.

S&F in repairs chlorine testing KIT with colored sample complete with all testing fitment and OT solution in rexine finish box. Make :- Techno Aqua Tech Pvt. Ltd./ Ion Exchange India/ Thermax/ Wipro

S&F in repairs chloroscope (Chlorine & PH test kit) for estimation of residual chlorine in water comprises of Plastic box, two tube, Droper and colour filter for colour estimation. Make :- Techno Aqua Tech Pvt. Ltd./ Ion Exchange India/ Thermax/ Wipro

S&F in repairs Water Quality TDS tester with ATC, Digital and Pocket type, Range : TDS 0-999 PPM(Mg/L) Model No :- ATDS0016. Make :- Techno Aqua Tech Pvt. Ltd./ Ion Exchange India/ Thermax/ Wipro

M & L in repairs of insulating mats 2.5mm thick made of elastometer (a generic term that includes rubbers, latex and elastometric compounds that may be natural or synthetic or a mixture or a combination of both) for use as floor covering for the protection of workers on ac and dc installations with the system voltages up to 11 KV ac and 240 V dc and as per cl 5 of IS 15652 latest class B Cat II of size 1mX2m including taking out old u/s insulating mats complete with relevant test reports and fixing on floor with suitable adhesives all as specified and as directed. Note : The mat should be permanently pasted with the held of suitable adhesive/resin. All joints and corners shall be filled/covered with insulating material of matching colour. Matching colour and matching designed tapes should be used to maintain an aesthetic look of the installation.

Supply and fixing in repairs CI Double Orifice Kinetic Air Release Valve flanges ends as per IS 14845 including flange joints such as packing, nut and bolts of size 80 mm bore etc including taking out old u/s air release valve complete all as specefied & directed.

Supply and fixing in repairs CI Double Orifice Kinetic Air Release Valve flanges ends as per IS 14845 including flange joints such as packing, nut and bolts of size 50 mm bore etc including taking out old u/s air release valve complete all as specefied & directed.

Supply and fix in repairs Rubber Mat of size 2 Mtr x 1 Mtr of Thickness 2 mm, ISI mark, including taking down old u/s rubber mats complete all as specified and directed.

Material and labour in repairs for earth continuity conductor or main earthing lead fixed to wall with suitable insulator on batten or recess or chasis or buried in ground or drawn in conduit / pipe or any other indicated situation for and connecting to test point terminal block with GI strip of size 25 x 4 mm including taking out old u/s earth continuity conductor complete, all as specified and directed.

Supply, laying, jointing & testing, in repairs XLPE insulated, armoured, heavy duty electric LT UG cable with multi stranded aluminium conductor, 1100 volts grade laid in trenches or in duct/passed through pipes or fixed to wall/poles etc cross sectional area of size 240 sqmm 3.5core including taking out old u/s cables complete all as specified and directed. Make of wire: KEI/ Polycab/ BENLO/ Anchor(Panasonic)

M & L in repairs for G.I. tubing light grade of size 50mm bore for protection of cables to be laid under roads, crossings/culverts including taking out old u/s tubing complete all as specified and directed.

M&L in repairs for preparation of old painted surfaces steel by brushing/changing stain, greasy spots with thinner and apply two coats of spray painting with Synthetic Enamel colour paint of approved by Dept. and writing the MES / SM No as directed to transformer indoor/outdoor installed at various different locations complete all as specified and directed at site.

M&L in repairs for painting of VCB/RMU/APFC Panel with MES approved colour scheme after cleaning the body surface of equipment after preparation of old painted surface by rubbing with emery Paper to remove oil stains, dust etc and applying one coat of snthetic enamel paint by spray paint incl writing SM No/MES No , any capacity all as directed by Engr-in-Charge. Note- The contractor has to arrange their own local generator for supply to the spray painting machine.

S&F in repairs of wall mounted electrical equipment details display board not less than 180X120cm comprising informations as equipment specifications, operational guidelines, safety instructions, emergency procedures, maintenance informations etc of good material quality complete all as specified and directed by engineer in charge.

S&F in repairs of Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for LT, 20x15cm size complete all as specified and as directed.

Supply and replace in repairs of New water meters confirming to ISO 4064:2005, including MS flange, nut bolts, rubber packing and flange thickness conforming to IS:7322-1985 and flange dimension conforming IS: 1538-1993 of size 50 mm dia suitable for installation on MS/DI/CI pipe line, including taking out old u/s water meter complete all as directed by Engineer in Charge. Make: Chambal/Kranti/Capston/Dashmesh/Accuflow or equivalent. Note: (a) Cleaning and grinding by 3 core welding of the pipe outside welding of the joint including cost of gas oxygen acetylene, welding machines, skilled and semi skilled workers internal lighting arrangements and all other incidental and operational charges etc. (b) The scope of work is inclusive of following and rate quoted is deemed to be inclusive in the amount quoted

Repair and welding work the existing panel board door with provision of new door by taking down the old rusted door and provided hinges for door, if necessary and lock arrangement with provision of suitable size of sliding bolt and cleaning the welding surfaces by rubbing and polishing with two coat of synthetic enamel paint to match with existing colour including provision of LT 1100v danger sign board with skull and bones all as specified and as directed.

Repair to the existing LT panel board with provision of new lugs, bolt , nuts and washers suitable for size of cable from 4/3.5 core x 10 Sqmm to 240 Sqmm by taking down the old burnt/rusted lugs, bolts , nuts and washers in necessary quantity as per site requirment including cleaning the busbars, provision of insulation sleeves to busbars where ever required complete all as specified and as directed.

Cutting/clearing and removing the vegetation/bush/creepers growth any nature/type around/on the electric panel/feeder pillar box/busbar chamber so as to keep clean the area for easy access to carry out repair/maintenance works in electric panel/feeder pillar box/busbar chamber etc, removing from site and throwing out at a place where directed at distance not exceeding 250mtr away complete all as specified and as directed.

M&L in repairs for preparation of old painted surface by removing rust/foreign material from the outer surface of Iron removal filter, Dual media filter and Activated carbon filter and painting with two coat of synthetic enamel paint over one coat of epoxy primer after removing of rust/foreign material from outer surface all as specified and directed. Make for Primer -: Asian Paints, Dulux, Nerolac, Berger Make for Paint -: Asian Paints, Dulux, Nerolac, Berger

M&L in repairs for preparation of old painted surface by removing rust/foreign material from the outer surface of Iron removal filter, Dual media filter and Activated carbon filter and painting with two coat of synthetic enamel paint over one coat of epoxy primer after removing of rust/foreign material from outer surface all as specified and directed. Make for Primer -: Asian Paints, Dulux, Nerolac, Berger Make for Paint -: Asian Paints, Dulux, Nerolac, Berger

S& F in repairs Electric shock treatment chart printed on AO size paper duly plastic laminated and fixed inside a wooden/PVC photo frame of 50 mm width with 3 mm sheet glass and 6 mm plywood backing and suitable hanging arrangement to wall with hooks/steel chain etc.including taking down old unserviceable one complete all as specified and directed.

S& F in repairs First aid chart printed on AO size pepar duly plastic laminated and fixed inside a wooden/PVC photo frame of 50 mm width with 3 mm sheet glass and 6 mm plywood backing and suitable hanging arrangement to wall with hooks/steel chain etc.including taking down old unserviceable one complete all as specified and directed. Note : A sum of Rs 81868.00 towards sch of credit shall be deducated to arrive the contract sum.

M/s Shree Construction Co

cooltech engineering services

Anjali Constructions

Parmatma Enterprises

Shree Ayyappa Engineering