REPAIR/MAINT OF WATER DISTRIBUTION PIPE LINE, VALVES, IVRV, VALVE CHAMBER IN OMQ AND OTM ACCN AT AF STN SULUR

Amount

SCHEDULE A BOQ

Attending day to day water supply service related complaints like choking of rising main pipes of buildings, blockage in control valves/ float valves/ pipe fittings, etc, applying necessary engineering efforts like dismantle of pipes and fittings to clean and remove blocking objects, descaling of pipes, re-fixing of pipes on wall, etc to restore the proper flow of water to service tanks complete all as specified and directed by Engineer-in-Charge.

Note for item No 2 :- (a) The contractor has to attend above mentioned job in any location of entire domestic and tech area of Air Force Stn Sulur.

(b) The service tanks are positioned on roof top of multi storied buildings upto four storey. Contractor is responsible to ensure that the labour employed should be equipped with safety items like industrial helmet, safety belt, extensible ladder of 40 feet length, plumbing and cuttings tools, etc.

(c) The cost of rethreading of GI pipes of 25mm dia and adding of new GI nipple of suitable length after rethreading is deemed to be included in the quoted rate.

(d) Due to shortage of water in the station, the repair work and testing required under this item need to be carried out during water supply distribution hours i.e. 5:30 AM to 7:30 AM. Nothing extra shall be permitted in this regard.

(e) The cost of repair to the damages of cemented surfaces/ external finishes/ metal clamps of rising pipes are also deemed to be included in the quoted rate.

(f) In case of any delay in attending the complaint more than 6 hrs after handing over routine/urgent complaints, the contractor shall be liable to pay the penalty as described in penalty clause given here as under.

(g) If the delay is more then 06 hrs period and the GE is not satisfied with the reason for delay then penalty at the rate of Rs 100/- per job shall be deducted from the dues of the contractor. Please note that this penalty is exclusively other then the condition 56 of IAFW - 2249 and shall be treated as interim condition of the contract and shall be enforce above as and when delay in individual job is noticed and no claim whatsoever on this account shall be entertained by the Deptt.

(h) The decision of the Accepting Officer in this regard shall be final and binding.

S & F Ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe and pipe and fixed for 20 mm dia bore and including taking out unserviceable ball valves complete all as specified and directed.

S & F Ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe and pipe and fixed for 25 mm dia bore and including taking out unserviceable ball valves complete all as specified and directed.

S & F PVC water storage tank Nipple of 25mm bore with suitable check nut for inlet/outlet connection including taking down of existing one complete all as specified and directed

S & F PVC water storage tank cover suitable for 500 to 1000 ltrs capacity tank with locking arrangement complete including taking down of existing one complete all as specified and directed

S & F Rotational moulded polythene water storage tank of 500 Ltrs capacity (three layer white colour) cylinderical vertical with closed top including 3 Nos GI check nuts and tank nipple of 25mm bore for inlet and outlet, 25mm bore ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball hoisted and fixed in position all as specified in SSR part -I including taking down of old unserviceable tank complete all as specified and directed.

M & L PCC (1:3:6), type C-1 using 20 mm graded stone aggregate as in base foundation for the pipe lines including necessary form work complete all as specified and directed Note:- Quoted rates is inclusive of removing the damaged PCC base foundation, levelling surface as per direction of EIC complete.

M & L Cleaning of valve pit chamber for sluice/gate valve of 50/80/100/150/200/ size by removing mud/ grass/ sludge/ other waste materials from the chamber and from surroundings upto 1mtr distance, carryout petty cement repairs with cement mortar 1:4, apply one coat of white wash on cemented surfaces and one coate of synthetic paint on steel surfaces complete to make an operator friendly valve chamber complete as specified and directed. Note :- Periodicity and locations of valve chambers will be given as per requirement by the Engineer-in-Charge.

M & L Opening of existing sluice valve of 150mm bore by dismantling from existing water line and opening of gland cover taking out with spindle with check nut of stainless steel & refixing the same after servicing, greasing including replacement of rubber packing, nuts & bolts, glands etc and to refixing on the same line complete all as specified and directed Note: Any new parts like stainless steel Spindle with check nuts,Gland plate of required size shall be measured and paid separately under respective items

Supply only stainless steel spindle with check nut, gland plate etc. suitable for 150 mm bore sluice valve complete all as specified and directed.

M & L Rectification of existing defective flanged joints with rubber or fibre gasket complete with necessary nuts, bolts and washers for 80 mm dia GI/DI/MS pipes complete all as specified and directed Note:- a) quoted rates are inclusive of cutting of GI/DI/MS Pipes, jointing materials and preparation of new flanged sockets and refixing the same at existing place. (b) Necessary excavation shall be measured and paid separately under respective items of BOQ

M&L for treatment of potable water recd from TWAD Board by mixing with high strength cholorination chemical in granular form with concentration level having 65%-70% as per manufactureers instrs packed in 45 Kg capacity in factory sealed HDPE Container superior quality complete all as specified and directed

Note for item No 21 :- (i) Approval of chemical will be given after verification of test certifiate of various manufacture and other factor like chemical and safety and health hazard aspect of usage. (ii) The branch/make of the chemical must be sealed in production and certified by Govt laboratory confirming compliance of specification suitable for dring water with a declaration from the laboratory that from the technical strength, stability, health safety and operation point of view this product is used for drinking water applications for consumption by humans.

S & F DOL starter suitable for upto 5 HP, single phase 240V, 10-40 Amps motor pumping set including replacing the unserviceable wiring kit complete including taking down existing one all as specified and directed. Make : L&T, C&S, BCH, Havells

S & F Submersible pump Controller 1HP to 3HP, Relay 13-22 A Range, in sheet steel enclosure, Type MR-G2 with dual meter (Ammeter and voltmetre) Version 3 Phase complete including taking out old all as specified and directed by Engineer-in-Charge.

S&F in replacement, multi stranded, PVC insulated and sheathed, unarmoured 4 sqmm, 3 core copper conductor cable, 1100 volts, with copper conductor, ISI marked, IS-1554/ IS-649 for starter to motor connector block with connections (lugs, nuts, bolts, washers) complete all as specified and as directed. Make : Havells/ Plaza/ Polycab

S & F in repairs DI fittings Bend,(any type ,radius and angle) tapers any type (straight, bend,increasing,decreasing or double socket etc), Tee pieces, connection pieces, collers, caps and plugs complete all as specified and directed

S & F Ductile Iron Pressure Pipes, Centrifugally Cast [Spun], Class "K-7" for 100mm bore with Socket and Spigot ends conforming to IS - 8329 in standard lengths suitable for Push-On Rubber Gasket Jointing with inside Cement Mortar Lining and Black Bitumen external coating including taking down any description and any size of pipe complete all as specified and as directed. Note : Excavation earth work and DI special shall be measured separately.

M & L disconnecting the delivery pipe line of submersible pump sets of any capacity from water mains to take out by lifting column pipe of 50mm dia alongwith submersible cable and pump set from shallow well of any depth for servicing of submersible pump sets of any capacity at site, re-assembling the column pipe and re-connection of submersible cable with pump set and lowering in the shallow/open well, testing and commissioning all as specified and directed. Note:- (a) The cost of tools and equipments reqd for lifting/ lowering of pipes and pumps are deemed to be incl in the quoted rate.

Removing of acumulated earth of any width and depth up to 30 cm. cleaning/cutting the grass and removing the grass waste to outside MD land complete all as specified and directed. Note :- The unit rate is deemed to be included for the following :- (a) Cutting and filling shall be cleared of shrubs, vegetation, grass bush, weed, trees and sapling not exceeding 30 cm in girth, measured at a height of two metre above ground level. Useful material shall be stacked. (b) Cutting the grass/falling of trees shall include digging out roots up to 60 cm below the ground level or 14 cm below the formation level, whichever is lower. All holes and hollows formed in the ground digging out of roots shalll be carefully filled up with moorum/red bajri well rammed and levelled.

Supply and lay Unplasticised PVC pipes 63 mm outer dia of pressure rating 10 Kgf/cm2 laid in trench with fittings (specials) and fixtures including disconnecting and taking outold unserviceable pipe with specials complete all as specified and directed.

Supply and lay Unplasticised PVC pipes 50 mm outer dia of pressure rating 10 Kgf/cm2 laid in trench with fittings (specials) and fixtures including disconnecting and taking outold unserviceable pipe with specials complete all as specified and directed.

Supply and lay Unplasticised PVC pipes 32 mm outer dia of pressure rating 10 Kgf/cm2 laid in trench with fittings (specials) and fixtures including disconnecting and taking outold unserviceable pipe with specials complete all as specified and directed.

Supply and fix UPVC butterfly Valve, 63 mm dia with gaskets, nut, washers and bolts including disconnecting and taking out unserviceable valve complete all as specified and directed

Supply and fix UPVC butterfly Valve, 50mm dia with gaskets, nut, washers and bolts including disconnecting and taking out unserviceable valve complete all as specified and directed

Supply and fix UPVC butterfly Valve, 32 mm dia with gaskets, nut, washers and bolts including disconnecting and taking out unserviceable valve complete all as specified and directed

Supply and fix Hose coller 32 mm dia including disconnecting and taking out unserviceable valve complete all as specified and directed

Supply and fixing Polycarbonate sprinklar 360 degree (Range 05 to 15 Mtr) radius, made of brass with tripod stand post including supporting accessories and taking out unserviceable sprinklar systems complete all as specified and directed

Supply and fixing Polycarbonate Valve Chamber of size 300 x 300x 300xmm including supporting accessories and taking out unserviceable valve chamber and connecting accessories complete all as specified and directed

Supply and fix PVC butterfly Valve, 50mm dia with gaskets, nut, washers and bolts including disconnecting and taking out unserviceable valve complete all as specified and directed

S & F Rotational moulded polythene water storage tank of 1000 Ltrs capacity (three layer white colour) cylinderical vertical with closed top including 3 Nos GI check nuts and tank nipple of 25mm bore for inlet and outlet, 25mm bore ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball hoisted and fixed in position all as specified in SSR part -I including taking down of old unserviceable tank complete all as specified and directed.

S & F Rotational moulded polythene water storage tank of 2000 Ltrs capacity (three layer white colour) cylinderical vertical with closed top including 3 Nos GI check nuts and tank nipple of 25mm bore for inlet and outlet, 25mm bore ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball hoisted and fixed in position all as specified in SSR part -I including taking down of old unserviceable tank complete all as specified and directed.

M & L preparation of surfaces of sluice valve by brooming down or steel wire brushing scrapping down, smoke shoots moulds, mass efforescent salt, treating oil and greasy spots etc and painting two coats of synthetic enamel paint of approved shade over a coat of red oxide primer for sluice valve 150 mm complete including removing existing paint all as specified and directed.

M & L rising/down pipe of 150mm DI pipe, K-9 with flanges for fixing as rising/ down/wash out pipes for over head water reservoir upto 18mtr elevation including arragement of scafolding and other lifting equipments, repairs to damaged surfaces to match with existing specifications and removal of old corroded pipes complete all as specified and directed.

M & L Construction of Valve Chamber of size 600mmx 600mmx 600mm (internal) internal size suitable for Sluice Valve, with 150 mm thick PCC 1:4:8, Type D2, using 40mm graded aggregate for foundation, 200 mm thick Brickwork with old size Fly Ash Bricks in Cement Mortar 1:6, 40 mm thick PCC, 1:2:4, Type B1, using 20mm graded aggregate Coping, rendering in CM 1:4, 15 mm thick including provision of Mild Steel Sheet Cover 3 mm thick with 40 X 40 X 6 mm size Angle Iron frame work embedded in concrete with suitable hinges and locking arrangements including two coat of synthetic enamel black paint over a coat of red oxide zinc chrome primer to steel surfaces and including necessary earth work excavation in any type of soil etc., removal of surplus soil off the premises complete all as specified and directed

S & F 110 mm outer dia of pipe of 3 Layer PP-R Polyproplyne random copolymer concealed SDR 11 (PN 10) UV stabilized and antimicrobial fusion welded havIng thermal stability for hot and cold water supply including all PP-R plain & brass threaded polypropyelene random fittings fixing complete to walls, floors, ceilings, under trenches including taking down of existing GI/CI unserviceable pipes complete all as specified and directed. Make : SFMC, Reliance Industries, KPT.

Note for item No 45 :- (a) The unit rate shall be include for taking down existing pipe and connections and all fittings as directed.

(b) The unit rate shall be include the cost of short lengths, with all pipe fittings such as bends, tees, short pieces connectors, elbows, reducers, unions, sockets etc and fixing accssories such as pipe hooks, screws clamps etc

(c ) Wall thickness of pipes shall be all as per IS : 15801

S & F 110 mm outer dia PP-R Gate Valves (Brass insert) with iron wheel head screwed both ends for iron pipes and including taking out unserviceable Gate valves complete all as specified and directed.

Supply and fix sluice valve with cast iron body and gun metal/steel spindle and hand operated iron wheel, both ends flanged and drilled including nuts, bolts, washers and gaskets, class PN 1.6, for 100mm dia bore pipe, including disconnecting, taking out old and removal, complete all as specified and directed.

Arrangement of Chemical and bacteriological analysis of drinking water by collecting samples from different sources like UG sumps/ user end taps/ bore wells/ open wells/ etc located in 12 km periphery, collection of samples in sterrilized laboratory bottles/ cans, transportation to authorised Govt laboratory to deposit the samples in stippulated time, including payment of fees, collection and submit of reports to the Engineer-in-Charge complete all as directed.

Note for item No 51 :- (a) Cost of transportations for collection of sterrilized bottles from laboratory, deposition of collected samples in stipulated time, report collectiion after completion of tests, payment of fees to the laboratory for each sample, etc are deemed to be included in the quoted rate. (b) The rate quoted is considered to be for each sample. (c) Sample from different sources to be taken as per time schedule directed by Engineer-in-Charge throughout the currency of the contract. (d) Payment will be made after submission of report from authorised Govt laboratroy only.

Supply and lay UPVC pipe class “SCH 40” 100 mm dia, conforming to IS 13592 with all fittings (specials) and fixtures including disconnecting and taking out old unserviceable pipe with specials complete all as specified and directed.

Supply and fix UPVC butterfly valve of 100mm bore with all fixing accessories, gaskets nuts, bolts and washers and including disconnecting and taking out unserviceable valve complete all as specified and directed.

Supply and fix UPVC Non Return Valve (NRV) of 100mm dia with all fixing accessories, gaskets nuts, bolts and washers and including disconnecting and taking out unserviceable valve complete all as specified and directed.

S & F Sluice Valve, Cast Iron body, Stainless Steel Spindle, Gun Metal Rings including Wheel for operation, Flanged and Drilled, suitable for 150 mm dia pipes, confirming to IS - 14846, Class PN -1.6, Long Body type including all Joints with Rubber Gasket and Jointing Materials, Bolts, Nuts, Washer complete including taking down existing UNSV sluice Valve complete all as specified and directed

S & F Power contactors 3 pole, AC 3 phase 40 Amps,with aux contacts 2 NO+2NC complete including taking down existing one all as specified and directed. MAKE : SCHNIDER/ABB/ LEGRAND

S&F in replacement, multi stranded, PVC insulated and sheathed, unarmoured 25 sqmm, 3 core copper conductor cable, 1100 volts, with copper conductor, ISI marked, IS-1554/ IS-649 for starter to motor connector block with connections (lugs, nuts, bolts, washers) complete all as specified and as directed. Make : Havells/ Plaza/ Polycab

Supply, install, testing and commissioning of outdoor type Factory fabricated motor starter panel suitable for 3 phase 415V, 50Hz system made out of CRCA sheet with suitable neoprene rubber gasket to make it completely, dust and vermin proof, front openable type alongwith locking arrangement having angle iron base frame and legs of suitable size, PCC (1:3:6) bedding for grouting of base including dismantling and taking out old unserviceable panel, complete all as specified and directed. The panel shall comprise the following accessories and specifications :- (a) MCCB 4 pole, 32 Amps, 16 KA - 01 No (Incoming) (b) Star-delta starter suitable for 10 HP submersible motor pump set incl timer- 01 Set (c) Motor protection relay - 01 Set (d) Single phase preventor - 01 Set (e) Phase indicating LED lamps RYB - 01 Set (f) Panel mounted multifunction meter including CTs of suitable ratio - 01 Set (g) ON/ OFF push button alongwith indication light - 01 Set (h) Electrolytic high conductivity insulated copper bus bar of suitable capacity - 01 Set (j) Complete control wiring of the panel (k) Earthing terminals - 02 Nos

S & F 3 pole thermal over load relay AC 3 phase suitable for direct mounting on power contactors up to 42 Amps complete including taking down existing one complete all as specified and directed MAKE : SCHNIDER/ABB/ L&T

S & F Power contactor 3 pole, AC 3 phase 25 Amps,with aux contacts 2 NO+2NC complete including taking down existing one complete all as specified and directed MAKE : SCHNIDER/ABB/ LEGRAND

S & F Pressure pump of capacity 1HP 240 volt 50 HZ, with 24 Ltr air tank including taking down existing one and fixing accessories complete all as specified and directed. Make : Grund Fos, everest, KSB, Crompton

M & L Construction of Valve Chamber of size 1000 X 1000 X 1000 mm internal size suitable for Sluice Valve, with PCC 1:4:8, Type D2, using 40mm graded aggregate for foundation, 230 mm thick Brickwork with old size Fly Ash Bricks in Cement Mortar 1:6, 40 mm thick PCC, 1:2:4, Type B1, using 20mm graded aggregate Coping, rendering in CM 1:4, 15 mm thick including provision of Mild Steel Sheet Cover 3 mm thick with 40 X 40 X 6 mm size Angle Iron frame work embedded in concrete with suitable hinges and locking arrangements including two coat of synthetic enamel black paint over a coat of red oxide zinc chrome primer to steel surfaces and including necessary earth work excavation in any type of soil etc., removal of surplus soil off the premises complete all as specified and directed

S & F 90 mm outer dia of pipe of 3 Layer PP-R Polyproplyne random copolymer concealed SDR 7.4 (PN 16) UV stabilized and antimicrobial fusion welded havIng thermal stability for hot and cold water supply including all PP-R plain & brass threaded polypropyelene random fittings fixing complete to walls, floors, ceilings, under trenches including taking down of existing GI/CI unserviceable pipes complete all as specified and directed. Make : SFMC, Reliance Industries, KPT.

Note for item No 64 :- (a) The unit rate shall be include for taking down existing pipe and connections and all fittings as directed.

(b) The unit rate shall be include the cost of short lengths, with all pipe fittings such as bends, tees, short pieces connectors, elbows, reducers, unions, sockets etc and fixing accssories such as pipe hooks, screws clamps etc

(c ) Wall thickness of pipes shall be all as per IS : 15801

S & F Gun metal wafer type Butterfly valves of 150mm bore, with pressure rating P.N-1.6 including joints with rubber gasket and jointing materials bolts, nuts, washers, including taking out existing unserviceable butterfly valve complete all as specified and directed

M & L Opening of existing sluice valve of 100mm bore by dismantling from existing water line and opening of gland cover taking out with spindle with check nut of stainless steel & refixing the same after servicing, greasing including replacement of rubber packing, nuts & bolts, glands etc and to refixing on the same line complete all as specified and directed Note: Any new parts like stainless steel Spindle with check nuts,Gland plate of required size shall be measured and paid separately under respective items

Supply only stainless steel spindle with check nut, gland plate etc. suitable for 100 mm bore sluice valve complete all as specified and directed.

Excavation in trenches not exe 1.5m wide and not exc 1.5 mtr depth for laying cable, pipes etc and getting out in hard/ dense soil complete all as specified and directed.

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

Removing excavated materials not exceeding 50m distance and depositing where directed at level not exceeding 1.5 m above the starting point complete all as specified and directed

Riddling Sand obtained from excavation for cable protection 8cm under the cable and 15cm above the cable in trench and get the thick layer of 18cm after ramming. Note :-The rate is deemed to be included for in case sufficient sand not obtained from excavation, the required additional qty obtain from out side land as directed by the Engineer-in-Charge.

Supply & Lay fly ash cover for cable protection including taking down existing brick complete all as specified and directed.

Cutting existing road/PCC/Drain for laying of DI/GI/PPR or any type of pipe including necessary earth work, excavation exc 600mm depth but not exc 1mtr depth, wide 800mm including making existing surface with PCC 1:2:4 type B1 using 20mm aggregate thickness of concrete is 150mm complete all as specified and directed.

Note for item No 76 :- The unit quoted rate is deem to be included for the following :-

(i) Earth work excavation in any type of soil

(ii) Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 25 cm thick complete all as specified and as directed.

(iii) Removing excavated material to out side MD land

(iv) Laying of any type/any bore of pipe in trenches including taking down any description. Supply of pipe will be measured and paid separately

(v) 150 mm thick PCC 1:2:4 type B1 as in road

Supply only GI pipe 80 mm bore medium grade for cable protection complete all as specified and as dierced by Engr-in-Charge. Make : Tata, Jindal, Surya Prakash Note : The unit rate is included for supply only and cutting existing road , excavation, Laying of any type/any bore of pipe in trenches including taking down any description and 150 mm thick PCC 1:2:4 type B1 as in road will be measured and paid separately.

Supply, installation, testing & commissioning of maintenance free chemical earthing system comprising 17mm dia copper bonded rod 3 mtr long horizontally pre welded T-terminal rod with provision for connection size of 50 x 150mm long, 6mm thickness with equal space either side, with 12mm dia hole of 02 numbers each on either side of the terminal clamp with 250 microns (average) coating thickness, tested and certified by CPRI India alongwith 50 Kg earth energizer compound and 10 litres earth resistance reducing liquid. The earthing energizer compound and resistance reducing earthing liquid shall be tested as per IEC-62561-7 read with ASTM G57-06, CI 3.4 A by any NABL accredited lab. The above mentioned rod shall be installed in 4-6 inch bore, 12 feet depth with a distance of minimum 3 meters between each installation including taking down unserviceable earthing all as specified and directed. Make : ISG Global/ ERICO or any equivalent makes approved

The unit quoted rate shall deem to be included for the following :- (i) Prior to installation of maintenance free chemical earthing, soil resistivity test to be carried out at the location where earthing work to be done in presence of Engr-in- Charge/JE (E/M),user and the report has to submit to Garrison Engineer with recommendation of manufacturer, if required additional interconnection of earthing (not more than 04 number of earthing) to achive earth result less then 1 Ohms. The arrangement done for soil resistivity testing and submission of report with recommendation deemed to be included in the quoted rate.

(ii) The description/ size/ qty of items mentioned in above are for indicating only however qty/ size may vary at site condition to maintain the earth resistance 1 ohm. The contractor shall quote rate by considering all factors.

(iii) Rate of earth energizer compound of 25 Kg of 02 bags and earth resistance reducing liquid 10 litre per cane for each pit deemed to be included in the quoted rate.

(iv) Resistivity of earth energizer compound and resistance reducing earthing liquid shall be certified by any NABL accredited lab carried out as per IEC-62561-7 read with ASTMG57-06, CI-3.4A and the certificate of same shall be submitted by the contractor before commencement of work.

(v) Earth enhancing material should not leach into the adjacent soil or underground water channels and its PH valve should be in neutral range complete all as specified and as directed. It should solidify when mixed with water and set like concrete.

(vi) Copper strip of size 20 x 3 mm should be fixed on proper post insulator at the instrument end (copper strip will be measured and paid separately).

(vii) Testing of earth shall be carried out in presence of departmental and user representative and report shall be submitted to Garrison Engineer duly signed by all concern.

(viii) Earth resistance tester will be provided by the contractor. Tester should be calibrated from authorised company/ lab.

(ix) Earthing shall be tested after completion of work by the contractor in presence of Engr-in-charge, user and proper record shall be maintened duly signed by all concerned. After testing if the desired earth resistance of less than 1 Ohm is not obtained, the earthing will be redone at no extra cost to Govt. till desired result is obtained.

(x) The contractor shall given a written guarantee of minimum three years for maintaining the earth resistance less than 1 Ohm after certified date of completion.

(xi) No further maintenance or periodic watering or recharge shall be required in earthing during its guarantee period of over 03 years in all type of soil including soft/ disintegrated or hard rock.

(xii) During the guarantee period, if earth resistance is not maintained less than 1 ohm the contractor has to redo or rectify at no extra cost to Govt till desired result is mainained.

(xiii) A security deposit of value equal to 2.5 % of the rate quoted for chemical earthing per each earthing shall be retained from payment due to the contractor for the guarantee period.

(xiv) The electrode shall carry manufacturer's name .

(xv) The connection clamp shall be permanentlly welded to the copper bounded rod to avoid any kind of connectivity loss,.The pre-welded copper bounded rod shall not need any additional clamp for termination.

(xvi) The acceptable earth resistance at earth busbar/ test point shall not be more than 0.1 ohm.

(xvii) The contractor shall submit CPRI India certified document for copper bonded rod to ensure genuity of material.

(xviii) Sign board of mild steel 2 mm thick duly painted with two coats of synthetic enamel paint over a coat of red oxide Zinc chrome primer showing result of earthing should be fixed near the earth pit after completion as directed by engr -in- charge.

(xix) Earth work such as auguring and making good the surrounding area shall carried out in any type of soil.

S & F Copper strip 20 x 3mm thick as earthing lead fixed to wall/roofs etc including taking down existing one all as directed. NOTE : All Joints should be joined by Exothermic Welding or Brazing.

S & F Earth pit cover made of heavy duty poly plastic of high grade polypropylene tested and certified by any NABL accredited lab for load bearing capacity not less than 9.2 tonnes with top dia not less than 250mm, bottom dia not less than 330 mm and height not less than 260 mm dia for each electrode pit including taking down existing one complete all as specified and directed. Make : Model SEPC 250 of SAFE TRODE/ Electrogrip Model/ EGTEK3LC of ISG Global or equivalent in ERICO. Note :- The contractor shall submit load bearing capacity certificate from the manufacturer.

Supply, install, testing and commissioning of outdoor type Factory fabricated motor starter panel suitable for 3 phase 415V, 50Hz system made out of CRCA sheet with suitable neoprene rubber gasket to make it completely, dust and vermin proof, front openable type alongwith locking arrangement having angle iron base frame and legs of suitable size, PCC (1:3:6) bedding for grouting of base including dismantling and taking out old unserviceable panel, complete all as specified and directed. The panel shall comprise the following accessories and specifications :- (a) MCCB 4 pole, 20 Amps, 16 KA - 01 No (Incoming) (b) 3 phase, 415 volt DOL starter suitable for 5 HP motor pump set- 01 Set (c) Motor protection relay - 01 Set (d) Single phase preventor - 01 Set (e) Phase indicating LED lamps RYB - 01 Set (f) Panel mounted multifunction meter including CTs of suitable ratio - 01 Set (g) ON/ OFF push button alongwith indication light - 01 Set (h) Electrolytic high conductivity insulated copper bus bar of suitable capacity - 01 Set (j) Complete control wiring of the panel (k) Earthing terminals - 02 Nos

S & F 3 pole thermal over load relay AC 3 phase suitable for direct mounting on power contactors up to 16 Amps complete including taking down existing one all as specified and directed. MAKE : SCHNIDER/ABB/ LEGRAND

S & F MPCB, TP 40 Amps with suitable wiring for starter control panel including taking out unserviceable worn out MPCB complete all as specified and directed. MAKE : Larsen & Toubro, Schneider , ABB

S & F in repairs FRLS insulated stranded copper conductors unarmoured cable of 4 core of 6 Sqmm for starter to motor connector block with connections, brass (lugs, nuts, bolts, washers) complete all as specified and directed. MAKE : Havells, Polycab, Plaza

S & F 63 mm outer dia of pipe of 3 Layer PP-R Polyproplyne random copolymer concealed SDR 7.4 (PN 16) UV stabilized and antimicrobial fusion welded havIng thermal stability for hot and cold water supply including all PP-R plain & brass threaded polypropyelene random fittings fixing complete to walls, floors, ceilings, under trenches including taking down of existing GI/CI unserviceable pipes complete all as specified and directed. Make : SFMC, Reliance Industries, KPT.

Note for item No 110:- (a) The unit rate shall be include for taking down existing pipe and connections and all fittings as directed.

(b) The unit rate shall be include the cost of short lengths, with all pipe fittings such as bends, tees, short pieces connectors, elbows, reducers, unions, sockets etc and fixing accssories such as pipe hooks, screws clamps etc

(c ) Wall thickness of pipes shall be all as per IS : 15801

S & F 63 mm outer dia PP-R Gate Valves (Brass insert) with iron wheel head screwed both ends for iron pipes and including taking out unserviceable Gate valves complete all as specified and directed.

M & L Construction of Valve Chamber of size 900 X 900 X 900 mm internal size suitable for Sluice Valve, with PCC 1:4:8, Type D2, using 40mm graded aggregate for foundation, 230 mm thick Brickwork with old size Fly Ash Bricks in Cement Mortar 1:6, 40 mm thick PCC, 1:2:4, Type B1, using 20mm graded aggregate Coping, rendering in CM 1:4, 15 mm thick including provision of Mild Steel Sheet Cover 3 mm thick with 40 X 40 X 6 mm size Angle Iron frame work embedded in concrete with suitable hinges and locking arrangements including two coat of synthetic enamel black paint over a coat of red oxide zinc chrome primer to steel surfaces and including necessary earth work excavation in any type of soil etc., removal of surplus soil off the premises complete all as specified.

S & F Gun metal wafer type Butterfly valves of 100mm bore, with pressure rating P.N-1.6 including joints with rubber gasket and jointing materials bolts, nuts, washers, including taking out existing unserviceable butterfly valve complete all as specified and directed

S & F Sluice valve with cast iron body and gun metal/steel spindle and hand operated iron wheel, both ends flanged and drilled including nuts, bolts, washers and gaskets, class PN 1.6, for 80mm dia bore pipe, including disconnecting, taking out old and removal, complete all as specified and directed.

S & F Gun metal wafer type Butterfly valves of 80mm bore, with pressure rating P.N-1.6 including joints with rubber gasket and jointing materials bolts, nuts, washers, including taking out existing unserviceable butterfly valve complete all as specified and directed

M & L Opening of existing sluice valve of 80mm bore by dismantling from existing water line and opening of gland cover taking out with spindle with check nut of stainless steel & refixing the same after servicing, greasing including replacement of rubber packing, nuts & bolts, glands etc and to refixing on the same line complete all as specified and directed Note: Any new parts like stainless steel Spindle with check nuts,Gland plate of required size shall be measured and paid separately under respective items

Supply only stainless steel spindle with check nut, gland plate etc suitable for sluice valve of size 80 mm bore complete all as specified and directed.

Supply and fix PVC Butterfly Valve, 25mm dia with gaskets, nut, washers and boltsand including disconnecting and taking out unserviceable valve complete all as specified and directed

S & F 50 mm outer dia of pipe of 3 Layer PP-R Polyproplyne random copolymer concealed SDR 7.4 (PN 16) UV stabilized and antimicrobial fusion welded havIng thermal stability for hot and cold water supply including all PP-R plain & brass threaded polypropyelene random fittings fixing complete to walls, floors, ceilings, under trenches including taking down of existing GI/CI unserviceable pipes complete all as specified and directed. Make : SFMC, Reliance Industries, KPT.

Note for item No 122:- (a) The unit rate shall be include for taking down existing pipe and connections and all fittings as directed.

(b) The unit rate shall be include the cost of short lengths, with all pipe fittings such as bends, tees, short pieces connectors, elbows, reducers, unions, sockets etc and fixing accssories such as pipe hooks, screws clamps etc

(c ) Wall thickness of pipes shall be all as per IS : 15801

S & F 50 mm outer dia PP-R Gate Valves (Brass insert) with iron wheel head screwed both ends for iron pipes and including taking out unserviceable Gate valves complete all as specified and directed.

S & F XLPE insulated,screened, PVC Bedded, galvanised steel strip or wire armoured, electric power cable heavy duty with aluminium condutor 1100Volts grade cross sectional area 50 Sqmm 3.5 core laid in trenches /ducts/fixed to wall/pole/ inside panel/ drawn through pipe including cable glands and terminal sockets, taking down existing cable etc all as specified and directed. Note : Excavation and earth work shall be measured and paid seperately. Make : KEI/ Polycab/ Havells

S & F XLPE insulated,screened, PVC Bedded, galvanised steel strip or wire armoured, electric power cable heavy duty with aluminium condutor 1100Volts grade cross sectional area 35 Sqmm 3.5 core laid in trenches /ducts/fixed to wall/pole/ inside panel/ drawn through pipe including cable glands and terminal sockets, taking down existing cable etc all as specified and directed. Note : Excavation and earth work shall be measured and paid seperately. Make : KEI/ Polycab/ Havells

M & L Earthing with Galvanised Earth Plate Electrode 600x600x 6mm thick burried directly in Ground (Earth Pit not less than 2.25 Metre below Ground Level) with Top edge of the Plate not less than 1.50 Metre below Ground Level, connected with Galvanised Earth Strip of size 25x6mm by means of Bolts, Nuts, Check Nuts and Washers of GI or Steel and connected Earthing Testing Point/Bus-bar including GI 40mm bore (dia) light grade Protection Pipe, Earth Plate surrounded by a packed thickness of Char Coal or Coke Dust mixed with Common Salt, Magneisum Sulphate (1 : 1 : 0.5) in alternate layers of not exc 150mm thick, PCC Pit in Cement Concrete 1:3:6 (20mm graded stone aggregate) and Pre-cast RCC Cover Slab of size 350x350x50 mm in Cement Concrete 1:2:4 (20mm graded stone aggregate), reinforced with 10mm dia TMT Bars @ 100mm Centre to Centre in both ways, GI Wire Mesh, Funnel with GI Watering Pipe 20mm bore (dia) medium grade including necessary Excavation in any type of soil, Returning, Filling in and Removal of surplus Spoil disposal to out side MD land and all as shown in Electrical Plate No. 3 of MES Schedule Part-I and Testing on Completion including taking down old unserviceable one, complete all as per specified and as directed.

Note for Item No 129:- (a) All Joints should be joined by Exothermic Welding or Brazing. (b) After completion of work earthing shall be tested by the contractor in presence of Engineer-in-Charge, User and proper record shall be maintained. (c) Earth resistance tester shall be provided by the contractor. It should be caliberated from authorised company/ lab. (d) After testing if desired earth resistance of less than 5 Ohm is not obtained, the earthing will be redone at no extra cost to Govt till desired result is obtained.

S & F in repairs Galvanised Earth strip of size 25 x 6 mm fixed on proper post insulator at the instrument end complete all as specified and directed.

eurekaenterprises

NAVEEN ENTERPRISES

SARAVANARAJA CONSTRUCTIONS

KSR AND COMPANY

A.GOVINDARAJ

p.chinnasamy

K S MUTHU CONSTRUCTTIONS