REPAIR MAINT OF WATER SUPPLY DISTRIBUTION SYSTEM LT DISTRIBUTION SYSTEM AND OTHER MISC E M WORKS

Amount

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 upto service water storage tanks all as specified and directed. Note:- (a) The contractor has to attend above mentioned job in any location of entire Air Force Stn Jalahalli East. (b) The service tanks are positioned on roof top of multi storied buildings upto three 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.

Material and labour for Cutting the existing broken / cracked CI/DI/GI/Asbestos Cement Pipe line of size upto300 mm dia, by dewatering the lekage water from site and removing the old pipe line and addition / altration to pipe by providing new pipe,welding,bending,grinding,including all accessories such as tee,elbow,collar etc , and ensure leakage seized with pressure test for the following sizes etc complete all as specified and directed. Note : Pipes and mechanical collar are measured and paid seperately

(a) 300 mm bore

(b) 200 mm bore

(c) 150 mm bore

(d) 100 mm bore

Material and labour in repair for run lead joints to CI spigot and socket pipes and fittings of size 200 mm dia complete all as specified and directed.

Supply and fix in repairs foot valve cast iron of size 200 mm bore including rubber insertion, packing material, nuts, bolts, and washer with suitable new one all as specifed and directed.

Supply and fix in repairs foot valve cast iron of size 150 mm bore including rubber insertion, packing material, nuts, bolts, and washer with suitable new one all as specifed and directed.

Supply & Fixing in repair of sluice vaive 150 mm bore of cast iron body with flanged ends duly driied ISI marked as per IS (14846-2000) PN-1 grade with brass spindle and check nut including operating wheel etc. and fixed with new botts, nuts washers and rubber insertion packing complete all as specified and sirected.

Supply & Fixing in repair of sluice vaive 200 mm bore of cast iron body with flanged ends duly driied ISI marked as per IS (14846-2000) PN-1 grade with brass spindle and check nut including operating wheel etc. and fixed with new botts, nuts washers and rubber insertion packing complete all as specified and sirected.

Supply and fix in repair 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 etc complete all as specified and directed.

Supply and fix in repair ball valve high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed with the 25 mm bores etc complete all as specified and directed.

Supply and fix in repair ball valve high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed with the 40 mm bores etc complete all as specified and directed.

Supply and fix in repair PVC water storage tank Nipple of 25mm bore with suitable check nut for inlet/outlet connection etc complete all as specified and directed.

Supply and fix in repair PVC water storage tank cover suitable for 500 to 1000 ltrs capacity tank with locking arrangementetc complete all as specified and directed.

Supply and fix in repair PVC water storage tank cover suitable for 1000 to 2000 ltrs capacity tank with locking arrangement etc complete all as specified and directed.

Supply and fixing in repairs Non return butterfly valve (NRV) ISI marked, gun metal body suitable for 100 mm dia pipe line etc complete all as specified and directed.

Supply and fixing in repairs Non return butterfly valve (NRV) ISI marked, gun metal body suitable for 150 mm dia pipe lineetc complete all as specified and directed.

Supply and fixing in repairs Non return butterfly valve (NRV) ISI marked, gun metal body suitable for 200 mm dia pipe line etc complete all as specified and directed.

Supply and fix in repair 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 etc complete all as specified and directed.

Supply and fix in repair PVC water tank 1000 Ltrs (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 etc complete all as specified and directed.

Supply and fix in repair PVC water tank 2000 Ltrs Capacity Rotational moulded polyethylene water storage tanks (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 etc complete all as specified and directed.

Excavation in trenches not exceeding 1.5 mtr in width and not exceeding 1.5 mtr in depth for laying of cables up to proper level and laying of pipelines in soft/loose soil etc complete all as specified and directed.

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

Removing surplus excavated material from excavation not exc 50 meter and depositing where directed at a level not exc 1.5 meter above the starting point etc complete all as specified and directed.

Material and labour for Spreading ribbed soil in trenches as in cable cushioning all as per IS 1255-1983 etc complete all as specified and directed. Note :- Excavated approved soil shall be ribbed by using sieve to separate composite particles etc. as per IS and refilling in trenches before laying of cable 8 CM and 15 CM after laying of cable. This is than gently punned down to a depth of 10 cm above the top of upper most cable (ii) For the purpose of measurement only punned thickness only will be considered for payment.

Material and labour for Cutting existing Road to required depth for laying of Cl/DI pipe 300/200/150/100 mm dia including returning, filling with excavated earth and making good disturbed road/hardstanding top surface with 200 mm thick PCC(1:3:6) type C2 using 40 mm graded stone aggregate etc complete all as specified and directed.

Supply, laying, testing & commisioning in repair Centrifugally Cast Ductile Iron pipesconforming to IS-8329:2000, 300 mm bore with socket & spigot ends, Class "K9" including flexible push on joint in any lengih laid in trenches ietc complete all as specified and directed.

Supply, laying, testing & commisioning in repair Centrifugally Cast Ductile Iron pipesconforming to IS-8329:2000, 200 mm bore with socket & spigot ends, Class "K9" including flexible push on joint in any length laid in trenches etc complete all as specified and directed.

Supply, laying, testing & commisioning in repair Centrifugally Cast Ductile Iron pipesconforming to IS-8329:2000, 150 mm bore with socket & spigot ends, Class"K9" including flexible push on joint in any length laid in trenches etc complete all as specified and directed.

Supply, laying, testing & commisioning in repair Centrifugally Cast Ductile Iron pipes conforming to IS-8329:2000, 100 mm bore with socket & spigot ends, Class "K9" including flexible push on joint in any length laid in trenches etc complete all as specified and directed.

Material and labour for specials fittings suitable for Cast iron / ductile iron /Asbestos cement pipe made out of MS Plate of 12 mm Thick complete with mechanical/detachable type arrangement as per site requirement with MS bolts and nuts of suitable size and MS sheet fabricated to required dia of pipe for prepration of collar/flange, on any pipe leak or cracks of pipe for arresting the leakage complete including rubber ring, packing rubber sheet,set of two collar rings complete for the following sizes:-

(a) Mechanical collar 150 mm bore

(b) Mechanical collar 200 mm bore

(c) Mechanical collar 300 mm bore

Material and labour for DI specials and fittings as per IS for spigot and socketed pipes or flanged pipe for water mains lines, branches lines such as bends(any type radious and angle ) tapers any type (straight, bend,increasing,decresing,or double socket etc) tee pices,single branch,Y juntion, double branch, cross, including connecting pieces one end flanged and other socket or spigot and bell mouth pices suitable for rubber joint,tyton joint up to 300mm bore and conforming to IS-9523: 2000 complete all as specified and directed

Material and labour for construction of brick massonary valve chamber of internal size with 900 x 900 x 900 mm suitable for 150 mm and 200mm sluice valve with angle iron frame and MS sheet cover 3mm thick .duly painted with two coats of synthetic enamel paint over one coat of red oxide primer including lifting handle, locking arrangement, excavation and earth work ,brick/block masonry , plastering incl demolition of existing valve chamber etc complete all as specified and directed.

Material and labour for Cutting, removing existing rusted and damaged hand rails with stand posts of OH tanks, fabricate, new Compound girders and stanchions, lattice girders, aerial masts, staging of water tank and the like including caps, bases, splices etc. built up from two or more beam or channel sections or angles with plates, including all lattice bars, stiffeners, gusset plates, etc with Fe 410 -W (Gde- E- 250), with square /round or any shape and sizes of MS pipe including two coats of synthetic enamel painting over a coat of red oxide primer, with scaffolding etc complete all as specified and directed.

Material and labour for well burnt class ‘B’ bricks as mechanical protection to under ground cables laying with length of the bricks equal to the width of the trench etc complete all as specified and directed.

Supply and laying in repair GI pipe light grade for cable protection of size 100 mm bore complete with fitting complete etc complete all as specified and directed.

Supply and laying in repair of GI pipe light grade for cable protection of size 80mm bore complete with fitting complete etc complete all as specified and directed.

Material and labour for Cutting existing road/PCC/Drain for laying of GI or any type of pipe including necessary earth work, excavation exc 600mm depth but not exc 1mtr depth, wide 800mm including making good existing surface with 150 mm thick PCC 1:2:4 type B1 using 20mm graded stone aggregate complete all as specified and directed. Note :- The tenderer shall take into consideration for following points while quoting rate for this item and the unit rate is deemed to be inclusive for :- (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 using 20mm graded stone aggregate as in road to make good existing disturbed surfaces.

Material and labour in repair for 3 ½ core 300 Sqmm XLPE insulated heavy duty electric cable with aluminium multi stranded conductor 1100 volts grade served with an inner sheathing of PVC tape armoured with galvanised steel wire or tape and overall sheather laying in trenches/cable ducts, fixed to wall/pole etc complete all as specified and directed.

Material and labour in repair for 3 ½ core 240 Sqmm XLPE insulated heavy duty electric cable with aluminium multi stranded conductor 1100 volts grade served with an inner sheathing of PVC tape armoured with galvanised steel wire or tape and overall sheathed laying in trenches/cable ducts, fixed to wall/pole complete etc complete all as specified and directed.

Material and labour in repair for 3 ½ core 185 Sqmm XLPE insulated heavy duty electric cable with aluminium multi stranded conductor 1100 volts grade served with an inner sheathing of PVC tape armoured with galvanised steel wire or tape and overall sheather laying in trenches/cable ducts, fixed to wall/pole etc complete all as specified and directed.

Material and labour in repair for 3 ½ core 150 Sqmm XLPE insulated heavy duty electric cable with aluminium multi stranded conductor 1100 volts grade served with an inner sheathing of PVC tape armoured with galvanised steel wire or tape and overall sheathed laying in trenches/cable ducts, fixed to wall/pole complete etc complete all as specified and directed.

Material and labour for Boring of holes under road, pavement hard standings by trenchless technology using ultra sound technique and necessary machine including HDPE pipes of 100 mm dia suitable for 0.4 Mpa working pressure etc complete all as specified and directed.

Material and labour for Earthing complete with galvanised steel earth plate electrode of size 600 x 600 x 6 mm thick buried directly in ground vertically to a depth not less than 2.25 mtr below ground level with top edge of plate not less than 1.5 m below ground level connected to and including galvanised earth strip of size 25x6 mm (up to 7.5 mtr length) and GI pipe 40 mm light grade for protection of GI earth strip by means of bolts, nuts, check nuts and washers made out of galvanised iron and connected to earth test point as shown in electrical plate No. 3 of SSR Part-1-2009 and as specified or indicated and testing on completion including excavation and earth work any in type of strata available at site, PCC (1:3:6) type C-1 for earth chamber, precast RCC slab 50mm thick in cement concrete (1:2:4) type B-1 reinforced with welded steel wire fabric (xpm) weight not less the (4kg/sqm) funnel with GI watering pipe of 20mm bore medium grade, wire nuts and lugs incl taking out old earthing complete all as specified and directed. Note:- (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 duly signed by all concerned. (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 achieved, the earthing will be redone at no extra cost to Govt till desired result is achieved.

Material and labour for in repairs Galvanised iron Earth strip of size 25 x 6 mm fixed on proper post insulator at the instrument end etc complete all as specified and directed.

Supply and fix in repair the MCCB of capacity 400 A 415 Volts 4 pole with breacking capacity 36 KA in LT panel boards / feeder pillar boxes including disconnecting and removing existing from electric connection including necessary connecting fastners, burnt cables, accessories like spreader ,cages etc all as per site requirement/existing make/model,etc complete all as specified and directed.

Supply and fixing ON LOAD change over switch 4 pole 400 A with sheet metal enclosure in LT panel boards / feeder pillar boxes including disconnecting and removing existing defective item from electric circuit including necessary connected fasteners, burnt cables, accessories etc all as per site requirement/existing make/model all as specified and as directed. Make: L&T, HAVELLS, INDO ASIAN

Disconnecting of burnt/ damaged cables from panels/ junction boxes etc, cutting out the burnt out ends, making new end joints by supply and fixing new aluminium lugs/ insulation tapes etc and reconnecting using new nuts/ bolts/ washer etc and restoring three phase and neutral in the junction box complete all as directed for the cable size from 240 sqmm to 300 Sq mm 3.5 core of LT underground armoured cables. Note :- Earth work required for extending the incoming/ outgoing cable in junction box/ panel board etc shall be deemed to be included in the unit rate quoted.

Disconnecting of burnt/ damaged cables from panels/ junction boxes etc, cutting out the burnt out ends, making new end joints by supply and fixing new aluminium lugs/ insulation tapes etc and reconnecting using new nuts/ bolts/ washer etc and restoring three phase and neutral in the junction box complete all as directed for the cable size from 120 sqmm to 185 Sq mm 3.5 core of LT underground armoured cables. Note :- Earth work required for extending the incoming/ outgoing cable in junction box/ panel board etc shall be deemed to be included in the unit rate quoted.

Attending, Repairing/restoring of electric power supply in the AF stn East area, after identifying fault in HT 11 KV or LT 415 volt system, RMU,VCB, LT Panels, two/ four pole structure, transformers, Over head lines in any section or circuit, including checking of insulators, lightning arresters, GODs, LT Panel Boards and all electrical accessories and making it serviceable in all respect including replacement of nut, bolt, washers and minor parts/spares, insulation tapes and cable sockets of any size. Note :- (i) The above work also include checking, detection and rectifcation of LT/HT UG Cable faults at AF Area as and when directed by Engineer-in-Charge/ JE (E/M). (ii) Hiring of cable fault detector to detect exact location of LT/HT UG cable fault deemed to be inclusive of quoted rate. (iii) Major items required to be replaced/repaired will be measured under relevant items of schedule. (iv) Excavation and earth work if required will be measured separately. (v) Complaints will be given in person or through telephone by AGE/JE E/M round the clock (ie 24 Hrs x7 Days). (vi) In case of minor defect, entire job shall be completed within 06 hrs from the time of registration of complaint, failing which penalty charges @ Rs. 300/- per hours shall be recovered. (vii) The transportation/ T&P required for the work shall be arranged by the contractor and no extra cost will be paid for the same. (viii) In case of major defect, the period for attending of complaint shall be decided by the GE/EIC by accessing extent of repair required through joint inspection by Engineer-in-Charge and authorised service agent of the equipment at the site. If complaint is not rectified within the stipulated period and the GE is not satisfied with the reason for delay then penalty at the rate of Rs. 500/- per hours shall be deducted from the dues of the contractor. (ix) Note that 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. The decision of the Accepting Officer in this regard shall be final and binding. Note :- An amount of Rs 124295.00 on account of credit schedule for schedule 'A' part II shall be deducted from the total amount of BOQ to arrive at the contract sum.

ARUNOTHAYA TRADERS