SPECIAL REPAIR REPLACEMENT OF ELECTRICAL SLUICE VALVES NRVS FOOT VALVE INCLUDING MISC WATER SUPPLY CONNECTED WORKS AT FATHIMA PH DOUBLE TANK PH AND WATER SUPPLY INSTALLATIONS RENEWAL OF OLD OBSOLETE EARTHING INFRASTRUCTURE AND LIGHTENING PROTECTION

Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth and getting out for laying pipeline, laying of cables and foundation etc in soft/ loose soil all as specified and as directed.

Returning filling in including spreading, leveling Watering and well ramming in layers not exceeding 25cm in soft/ loose soil all as specified and as directed.

Removing excavated surplus soil material to a distance exceeding 50m and not exceeding 250m and depositing where directed at a level not exceeding 1.5m above the starting point all as directed.

Taking up cast iron water mains (Cl Pipes) of 300 mm dia, any class, including all fittings with spigot and socket ends and lead joints including burning out joints and recovering lead complete all as specified and directed.

M&L for Ductile Iron Pipe (DI Pipes), ISI marked, Class K-7, 300 mm dia laid in trenches including jointing material such as EPDM Rubber Gasket and suitable type of Grease etc complete all as specified and directed. Note :- (i) DI fitting/special shall be measured and paid separately. (ii) Excavation & earthwork shall be measured & paid seperately

M&L for Cutting the existing broken / cracked CI/DI/GI/Asbestus Cement Pipe line of size upto 300 mm dia, by dewatering the leakage 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 no leakage with pressure test complete all as specified and directed. Note : Pipes and mechanical collar are measured and paid seperately

M&L for specials fittings of size 300 mm bore suitable for Cast iron / ductile iron /Asbestus 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 all as specified and directed.

Supply and fixing in repair Sluice valve of size 300 mm dia Cl body, both ends flanged duly drilled, ISI marked with IS-14846-2000, PN-1.6 having Stainless Steel spindle and check nut including operating wheel fixing with new nuts, bolts, washers and rubber insertion/packing complete all as specified and directed.

Taking up cast iron water mains (Cl Pipes) of 200 mm dia, any class, including all fittings with spigot and socket ends and lead joints including burning out joints and recovering lead complete all as specified and directed.

M&L for Ductile Iron Pipe (DI Pipes), ISI marked, Class K-7, 200 mm dia laid in trenches including jointing material such as EPDM Rubber Gasket and suitable type of Grease etc complete all as specified and directed. Note :- (i) DI fitting/special shall be measured and paid separately. (ii) Excavation & earthwork shall be measured & paid seperately

M&L for Cutting the existing broken / cracked CI/DI/GI/Asbestus Cement Pipe line of size upto 200 mm dia, by dewatering the leakage 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 no leakage with pressure test complete all as specified and directed. Note : Pipes and mechanical collar are measured and paid seperately

M&L for specials fittings of size 200 mm bore suitable for Cast iron / ductile iron /Asbestus 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 all as specified and directed.

Supply and fixing in repair Sluice valve of size 200 mm dia Cl body, both ends flanged duly drilled, ISI marked with IS-14846-2000, PN-1.6 having Stainless Steel spindle and check nut including operating wheel fixing with new nuts, bolts, washers and rubber insertion/packing complete all as specified and directed.

Material & Labour for Construction of Valve chamber in repair having inner dimensions 1200 mm x 1200 mm x 1200 mm with foundation in PCC 1:4:8 type D2 using 40mm graded stone aggregate, brick work with sub class B bricks old size built in Cement mortar 1:6, PCC 1:2:4 type B1 using 20mm stone aggregate for Coping, 15 mm thick rendering plaster in CM 1:4 inluding MS cover with locking arrangement all as specified and as directed. Note :- MS work for Chamber cover shall be measured and paid seperately under relevant item of this schedule.

Supply and fixing in replacement Non return valve (NRV) of size 200 mm (ISI marked), CI body suitable for 200 mm dia pipe line complete all specified and directed

S&F in replacement foot valve (confirming to IS-4038) cast iron of size 200 mm bore including rubber insertion, packing material, nuts, bolts, and washer with suitable new one all as specified and directed.

Taking up cast iron water mains (CI Pipes) of 150mm dia, any class including all fittings with spigot and socket ends and lead joints including burning out joints and recovering lead all as directed.

M&L for Ductile Iron Pipe (DI Pipes), ISI marked, Class K-7, 150 mm dia laid in trenches including jointing material such as EPDM Rubber Gasket and suitable type of Grease etc complete all as specified and directed. Note :- (i) DI fitting/special shall be measured and paid separately. (ii) Excavation & earthwork shall be measured & paid seperately

M&L for Cutting the existing broken / cracked CI/DI/GI/Asbestus Cement Pipe line of size upto 150 mm dia, by dewatering the leakage 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 no leakage with pressure test complete all as specified and directed. Note : Pipes and mechanical collar are measured and paid seperately

M&L for specials fittings of size 150 mm bore suitable for Cast iron / ductile iron /Asbestus 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 complete all as specified and directed.

Supply and fixing in repair Sluice valve of size 150 mm dia Cl body, both ends flanged duly drilled, ISI marked with IS-14846-2000, PN-1.6 having Stainless Steel spindle and check nut including operating wheel fixing with new nuts, bolts, washers and rubber insertion/packing complete all as specified and directed.

Material & Labour for Construction of Valve chamber in repair having inner dimensions 600 mm x 600mm x 600 mm with foundation of PCC 1:4:8 type D2 using 40mm graded stone aggregate, brick work with sub class B old size bricks/ built in Cement mortar 1:6, PCC 1:2:4 type B1 using 20mm stone aggregate for Coping, 15 mm thick rendering in CM 1:4 inluding MS cover with locking arrangement all as specified and as directed. Note :- MS work for Chamber Covers shall be measured and paid separately under relevant item of this schedule.

Supply and fixing in replacement Non return valve (NRV) of size 150 mm (ISI marked), CI body suitable for 150 mm dia pipe line complete all specified and directed

S&F in replacement foot valve (confirming to IS-4038) cast iron of size 150 mm bore including rubber insertion, packing material, nuts, bolts, and washer with suitable new one all as specified and directed.

Taking up cast iron water mains (Cl Pipes) of 100 mm dia, any class, including all fittings with spigot and socket ends and lead joints including burning out joints and recovering lead complete all as specified and directed

M&L for Ductile Iron Pipe (DI Pipes), ISI marked, Class K-7, 100 mm dia laid in trenches including jointing material such as EPDM Rubber Gasket and suitable type of Grease etc complete all as specified and directed. Note :- (i) DI fitting/special shall be measured and paid separately. (ii) Excavation & earthwork shall be measured & paid seperately

Note :- (a) In case of laying of CI/GI/DI pipe line is to be executed in civil area, it will be the responsibility of the contractor to obtain necessary permission for cutting of road & berm from BWSSB.

(c) The T&P like JCB, Drill Machine, Moveable Generator etc required for cutting of road shall be arranged by the contractor & no extra cost shall be paid for the same.

(d) After execution of work, the contractor will make good disturbed portion of road with bitumen or PCC complete as directed by Engineer-in-Charge.

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 complete all as directed by Engr-in-charge.

M&L for Cutting the existing broken / cracked CI/DI/GI/Asbestus Cement Pipe line of size upto 100 mm dia, by dewatering the leakage 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 no leakage with pressure test complete all as specified and directed. Note : Pipes and mechanical collar are measured and paid seperately

M&L for specials fittings of size 100 mm bore suitable for Cast iron / ductile iron /Asbestus 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 all as specified and directed.

Supply and fixing in repair Sluice valve of size 100 mm dia Cl body, both ends flanged duly drilled, ISI marked with IS-14846-2000, PN-1.6 having Stainless Steel spindle and check nut including operating wheel fixing with new nuts, bolts, washers and rubber insertion/packing complete all as specified and directed.

Material & Labour for Construction of Valve chamber in repair having inner dimensions 900 mm x 900mm x 900 mm with foundation of PCC 1:4:8 type D2 using 40mm graded stone aggregate, brick work with sub class B old size bricks/ built in Cement mortar 1:6, PCC 1:2:4 type B1 using 20mm stone aggregate for Coping, 15 mm thick rendering in CM 1:4 inluding MS cover with locking arrangement all as specified and as directed. Note :- MS work for Chamber Covers shall be measured and paid separately under relevant item of this schedule.

Supply and fixing in replacement Non return valve (NRV) of size 100 mm (ISI marked), CI body suitable for 100 mm dia pipe line complete all specified and directed

Supply and fixing in replacement Non return valve (NRV) of size 80 mm (ISI marked), CI body suitable for 80 mm dia pipe line complete all specified and directed

S&F in replacement foot valve (confirming to IS-4038) cast iron of size 100 mm bore including rubber insertion, packing material, nuts, bolts, and washer with suitable new one all as specified and directed.

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

M&L for Drilling and tapping in CI/DI/GI water mains (in position) for branch connections of internal dia of 32 mm bore including provision of Socket and ball brass valves high pressure with polythene float and flynut complete, screwed for iron pipe or brass ferrules and fixed complete all as directed

M& L for disconnecting pumpsets of 100 HP from existing plateform and reconnection in the new plateform after completion of plateform work including connection of suction and dischagre pipe line with connecting fiitings and fixture all as specified and directed by Engineer in charge. Note: Plateform work items shall be measured and paid seprately.

M& L for disconnecting pumpsets of 60 HP from existing plateform and reconnection in the new plateform after completion of plateform work including connection of suction and dischagre pipe line with connecting fiitings and fixture all as specified and directed by Engineer in charge. Note: Plateform work items shall be measured and paid seprately.

Demolition and dismantling Concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level) in situ in any type of mortar complete all as specified and as directed.

M & L for Cement concrete type C-2, 1:3:6 (40mm graded stone aggregate) cement concrete in sub-floors, sub-bases, floors and paving,100 mm thick surfaces finished even and smooth without using extra cement complete all as specified and as directed. .

Supply and fixing mild steel work in framed brackets of angle or tees, flat iron, channels, etc with web flanges cut to shape, drilled and countersunk of screw, including bending and welding angles, bend to curve shape wherever required necessary, gusset plates, riveting, etc. n exc, 10 kg each bracket, and hanging also fastening and fixing conforming to Gde Fe 290, Gde E-165, incl painting with 2 coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

Material and labour for Fabricate valve chamber covers made out of suitable size MS angle/MS plate/flat/rod, hinges, locking arrangement including painting with two coats of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed.

Supply, installation, testing and commissioning starter panel CPRI Tested suitable for 3 phase 415 Volts of suitable size made out of 2 .00 mm thick CRCA sheet for outer and 1.6 mm thick for for gland plate with angle iron frame of size 35X35X10 mm cubical type complete with aluminium bus bar 300 Amp and including PCC foundation as per site/ manufacturer requairment to accomodate to the following :- INCOMING (a) MCCB 3 Pole 250 Amp 25 KA - 01 No. (b) LED indicating lamp R-Y-B - 03 Nos. (c) Digitial Ammeter with suitable capacity of CT's - 01 No (d) Didital voltmete -01 No OUTGOING (a) Automatic star delta 3 phase 6 terminal starter of 415V , 50 Hz suitable for 100 HP pump set with suitable adjustable OLR relay, along with single phase preventer - 01 No.

M& L for disconnecting pumpsets of 40 HP from existing plateform and reconnection in the new plateform after completion of plateform work including connection of suction and dischagre pipe line with connecting fiitings and fixture all as specified and directed by Engineer in charge. Note: Plateform work items shall be measured and paid seprately.

M & L Cutting and screwing existing steel tubing for alterations or additions including threading , bending ,rubber gaskets, 'O' ring, etc of size 50 /40 mm dia complete all as specified and directed.

M & L Cutting and screwing existing steel tubing for alterations or additions including threading , bending ,rubber gaskets, 'O' ring, etc of size 20/25 mm dia complete all as specified and directed.

Removing surplus soil to a distance not exceeding 50 Mtr and deposting where directed at a level not exceeding 1.5 Mtr above the starting point all as directed.

Material and Labour for Spreading ribbed soil in trenches as in cable cushioning all as per IS 1255-1983 and as directed. Note :- Excavated approved soil shall be ribbed by using sieve to separate composite particles etc as per IS and refiiling in trenches before laying of cable 8 CM and 15 CM after laying of cable. This is then 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 shall be considered for paymet.

Material and Labour for well burnt sub class ‘B’ bricks as mechanical protection for under ground LT electric cables laid along with length of the bricks equal to the width of the trench complete all as speified 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, 800 mm wide 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 and 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. Supply of pipe shall 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.

Supply and Fixing GI tubing light grade 100 mm dia fixed on walls/pole/ laid in trenches as protection pipe for under ground cable including provisioning of specials and clamps etc complete all as speified and directed.

Material and labour for 3.5 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 all as specified and directed. Make : Havells/ Polycab/ RPG Asian Note - Earthwork and bricks to be measured and paid separately in respective items.

Material and labour for 3.5 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 sheathed laying in trenches/cable ducts, fixed to wall/pole, complete all as specified and directed. Make : Havells/ Polycab/ RPG Asian Note - Earthwork and bricks to be measured and paid separately in respective items.

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 tape etc and reconnecting using new nuts/ bolts/ washer etc and restoring three phase and neutral in the junction box, complete all as specified and as directed for the cable size 185 to 240 Sqmm 3.5 core of underground LT armoured cables complete all as specified and directed. Note :- Earth work required for extending the incoming/ outgoing cable in junction box/ panel board etc shall deemed to be included in the unit rate quoted.

Supply, installation,commissioning and testing of factory assembled ,floor mounted ,free standing type tested LT Feeder pillar panels,with canopy ,as per electrical specifications for outdoor installation to be made of IP65 Polycarbonate modular enclosures. The enclosures made of polycrabonate,should be weather vermin proof, anti -acid,anti-corrossive,UV resistance in accordance with IEC 61439-1,fire retardant and self extingushing in accordance with IEC 60695-2-11 ,UL subject 94 for flammability V-0, should pass glow wire test for 960 degree in accoardance with 60695-2-11.Degree of protection against mechanical load should be IK08 (5 Joule) in accordance with IEC 62262,IP65 in accordance with IEC-60529 and IEC- 60439-1, should have dielectric properties ,RoHS compliants & Halogen free. The manufacturer of boards/panels shall submit a copy of type test reports as per above mentioned norms either from UL/ERDA/CPRI/NABL labs in india.The panel should be modular and compartmentalized in construction with opaque and transparent doors, properly tight to base with thermoplastic screw having sealing gaskets of extruded silicon rubber to withstand adverse weather effects. The depth of modular enclosuser should be minimum 200mm for air circulation & to minimize temp rise. Panel shall be fitted with one No. of polycarbonate IP 65 9 W LED transperent bulk head luminaire 6500K,PF > 0.95 under canopy for easy maintenance . Panel should be fitted outside with one No. of 16 Amp 3 Pole IP65 industrial socket and 01 No. of 32 Amp 5P IP 65 industrial socket. 3 Phase and neutral 600 Amp current carrying capacity of aluminium bus bar insulated with colour coded heat shrinkable sleeves with SMC/DMC insulators,complete with the following swtich gears and mounting the panel board on ground with PCC (1:3:6) type C-1 using 20mm graded stone aggregate for bedding upto a height of 45 CM above ground level ,including dismanting and taking out old U/s LT panel board and reconnecting existing LT UG Cable with new panel board, complete all as specified and directed :-

M & L for 100 mm thick PCC 1:2:4 type B-2 (using 40 mm graded crushed stone agg) as in Hard standing etc. with , spike rolling ,or making impression of expanded metal, while the concrete is green complete all as specified including demolition of old Concrete (un reinforced) of any description and in any position not otherwise specifically provided.

Forming Construction joints 30 mm deep x 10 mm wide filled with epoxy sealing compound grade 'A' complete all as specified and directed.

M&L for welding in repairs not exceeding 10 Cm length & thickness of metal to be welded not exceeding 6mm complete all as spcified and directed.

M&L for Preparation of old painted surfaces of steel and applying one coat of synthetic enamel paint over 10 cm width or girth, not other wise described complete all as specified and as directed.

M&L for Cement concrete 1:3:6 type C2 (using 40 mm graded stone agg) as in foundation filling and for mass concrete and all as specified and directed including demolition of Concrete (un reinforced) of any description and in any position not otherwise specifically provided.

M&L Pre-Cast cement concrete block masonry PCC 1:3:6 type C1 (20 mm graded agg) with solid blocks exc. 10cm in width and set in cement mortar 1:6 including demolition of old brick work / stone masonry/PCC block built in cement mortar of any description as specified and directed.

M & L rendering 15 mm thick CM 1:4 on brick or concrete surfaces finished even and smooth with out using extra cement as specified and directed.

M&L Preparation of newly plastered surfaces of walls and applying two coats white wash on walls all as specified and directed.

M&L in plain cement concrete PCC coping 1:2:4 type B1 (using 20 mm graded stone agg) including necessary form work as specified and directed.

M&L for machine pressed pre polished pre-cast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 60mm thickness, M-35 Grade over sand cushion with grey cement and no pigment and side kerb concrete, incl removal debris and necessary demolition all as specified and directed by Engr-in-Charge.

M & L for Sand filling under floors or in foundations including watering and consolidation and all as specified and directed.

S & F Pre- painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screws & included dismantling of any type of sheets in roof coverings complete all as specified & directed

Dismantling structural steel work incl doors, gates but excluding framed trusses etc complete all as specified and directed.

S&F MS framed work as in doors or gates of angle,tubes or other section with gusset plates, rails, Plain sheet braces,guard bar etc., complete, to be prepared for hanging or sliding with and including hinges or steel hanging door fittings (exclusive of steel sheeting or other covering) and hanging; also fastening and fixing Fe 410 -W (Gde- E- 250) quality-A complete all as specified.

S & F MS Steel work in tubular trusses including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to IS 1161 1979 grade St.-240 complete all as specified & directed

M & L Providing two coats of synthetic enamel paint over a coat of red oxide primer on steel surfaces over 10 cm width or girth including preparation of new steel surfaces and all as specified and directed.

M&L for broken stone boulders hard core of guage n.exc 63mm deposited spread and level laid in layers n.exc 15cm thick, watered and rammed to a true surface in repairs complete all as specified and directed.

M&L in repairs 300x300x25mm thick prepolished cement concrete chequered tiles jointed in neat cement slurry and pointed in white or coloured cement to match the floor and including 20mm thick screed bed in CM 1:4 and incl removal of old debris and including necessary demolition etc complete all as specified and directed

Material and labour for Preparation of old decorated plastered or unplastered surface of wall, brooming down or steel wire brushing down smoke soot, moulds mass, efflorescent , trading, oil, greasy spots and applying one coat of cement based paint complete all as specified and as directed.

Site clearance by Scraping of grass/wild growth/trees n.exc 0.30m girth etc in soft/loose soil by manually/mechanically including removing of rubbish from the site to a distance exc, 250m but n. exc 500m and deposited where directed at a level not exc. 1.5m above the starting point, complete all as specified and as directed

M&L PCC (1:4:8) type D2 using 40mm graded aggregate 75mm thick as in sub base of floor finished even and rough to receive top layer and all as specified and directed including demolition of Concrete (un reinforced) of any description and in any position not otherwise specifically provided.

Material and labour for Preparation of old decorated plastered or unplastered surface of wall, chajja, balcony, facia etc., brooming down or steel wire brushing down smoke soot, moulds mass, efflorescent, trading, oil, greasy spots and applying one coat of white wash complete all as specified and directed.

M&L Plain cement concrete (1:3:6) type C1 (20 mm graded stone aggregate), 75mm thick, as in plinth protection courses/footpath, top surface of concrete finished even and smooth with out using extra cement, including expansion joint 10mm thick filled with mastic filling comprising of 01 part of heated blown bitumen and 3 parts of sand including demolition existing cement concrete including disposal of demolition material upto MD land complete all as specified and directed by Engineer- In - charge

M&L for cement plaster rendering 15mm thick on fair faces of brick/concrete surfaces with two coats i.e. (10mm thick backing coat in CM 1:6 and 5mm thick finishing coat in CM 1:4), finished even and smooth without using extra cement and including taking down old cement plaster on brick or stone walls, or concrete walls etc., hacking for key, scrubbing down with water, etc., including removal of rubbish off the premises complete all as per specified and directed.

M&L preparation of newly plastered surfaces and applying three coats of white washing on walls surfaces complete all as specified and directed.

Demolition of stone boulder masonry, built in cement mortar or cement lime mortar incl all quoins, arches, pillars, etc., but excluding ashlar facings, dressed stonework and precast concrete articles complete all as specified and directed.

M & L in walling of random rubble, uncoursed, Bangalore type masonry, well bonded bedded and solidly hearted, built in CM 1:6, extra over stone walling for hammer dressing (40mm) to face stones and dressing of face beds and joints as specified, key pointing to random or polygonal rubble, uncoarsed or brought upto courses in CM 1:4, complete all as specified and directed.

Fixing only(except stone) of random rubble, uncoursed, Bangalore type masonry well bonded, bedded, solidly hearted built in CM 1:6, extra over stone walling for hammer dressing to face stones and dressing of face beds and joints as specified, key pointing to random or polygonal rubble, uncoarsed or brought upto courses in CM 1:4 complete all as specified and directed. (Note:- stone demolished under above item shall be re-used)

Material and labour for keyed pointing in cement mortar 1:4 to random or polygonal rubble masonry including racking out joints / points in cement mortar to squared rubble masonary coursed or un coursed etc complete, all as specified and directed.

S&F in repair galvanised two strand steel barbed wire 2.24 mm dia barbed wire with 2 mm dia barbs at 75 mm spacing and straining and fixing to any type of standard rails straining bolts including securing or tying at crossing with and provision of galvanised MS wire staples or steel pins etc , complete all as specified and directed. (each line wire to be measured)

M & L broken glass coping on top of walls in cement mortar 1:3 incl taking down old glass and removing the rubbish to a distance not less than 100 m and deposited where directed.

Dismantling posts or struts (wood, steel, or RCC) any section, any length n exc 5m including taking out embedded portion in concrete, brick work, masonry etc and incl necessary excavation for new post holes all as specified and directed.

M&L for Cement concrete 1:3:6 type C2 (using 40 mm graded stone agg) as in foundation, filling and for mass concrete all as specified and directed

S & F MS angle iron Hand rails, fencing posts, flat iron including embeding in concrete and screwing etc. wind ties for roof including securing bolts, posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc., flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165 complete all as specified and directed.

Supply only of chain link fencing MS galvanised square wire mesh of any size, dia of wire 4mm including line wires, to any type of standard rails, straining bolts, etc complete all as specified and directed.

Fixing only in repairs chain link fencing including line wires, any mesh, size to any type of standards, rails, straining bolts, etc inlcuding provision of binding wire and dismantling of old fencing wire mesh of any type all as specified and directed.

S&F in repairs MS round bars 10 mm dia and over Fe 290 (Gde - E-165) cut to length bent to shape required including cranking, bending spirally, hooping for columns, hooking ends all as specified and directed.

S &F in repairs Mild steel screw bolts (machine made) dia of neck 16 to 20mm with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, n exc 5cm long, 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 upto 150 mm dia suitable for 0.4 Mpa working pressure, complete all as specified and directed.

Material and labour for 3.5 core 120 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 all as specified and directed. Make : Havells/ Polycab/ RPG Asian Note - Earthwork and bricks to be measured and paid separately in respective items.

Supply, installation, commissioning and testing of factory assembled, floor mounted, free standing type tested LT Feeder pillar panels, with canopy, as per electrical specifications for outdoor installation to be made of IP65 Polycarbonate modular enclosures. The enclosures made of polycarbonate, should be weather/vermin proof, anti -acid, anti-corrossive, UV resistance in accordance with IEC 61439-1, fire retardant and self extingushing in accordance with IEC 60695-2-11, UL subject 94 for flammability V-0, should pass glow wire test for 960 degree in accordance with 60695-2-11.Degree of protection against mechanical load should be IK08 (5 Joule) in accordance with IEC 62262,IP65 in accordance with IEC-60529 and IEC- 60439-1, should have dielectric properties, RoHS complaints & Halogen free. The manufacturer of boards/panels shall submit a copy of type test reports as per above mentioned norms either from UL/ERDA/CPRI/NABL labs in india.The panel should be modular and compartmentalized in construction with opaque and transparent doors, properly tightened to base with thermoplastic screws having sealing gaskets of extruded silicon rubber to withstand adverse weather effects. The depth of modular enclosure should be above 200mm for air circulation & to minimize temp rise. Panel should be fitted with one No polycarbonate IP 65, 9 W LED translucent bulk head luminaire, color, temp not less than 6500K, PF > 0.95 under canopy for easy maintenance. Panel should be fitted outside with one No of 16 Amp 3 Pole IP65 industrial socket and 01 No. of 32Amp 5P IP 65 industrial socket. 3 Phase and neutral 600 Amp current carrying capacity of aluminium bus bar insulated with colour coded heat shrinkable sleeves with SMC/DMC insulators,complete with the following switch gears and mounting the panel board on ground with PCC (1:3:6) type C-1 using 20 mm graded aggregate for bedding upto a height of 45 CM above ground level, including dismanting and taking out old U/s LT panel board of any size and description reconnecting existing LT UG Cable with new panel board, complete all as specified and as directed :-

M&L for common salt commercial in trenches to improve the ER value of existing earth pits, complete all as specified and as directed.

Material and labour for Powder Earthing Backfill Compound, Grade Standard for improvement of earthing resistivity and to increase the absorption of moisture around the earthing electrode, complete all as specified and directed.

Material and labour for resistance reducing earthing liquid certified by any NABL accredited lab carried out as per IEC-62561-7 read with ASTMG57-06, CI-3.4A for improvement of earthing resistivity complete all as specified and directed.

Taking down unsv funnel of any type and size, supply and fixing in repair GI funnels for earthing, complete all as specified and as directed.

Supply and Fix in repairs Bib Tap of 15 mm dia standard of PTMT any colour high pressure screwed for iron pipe (Minimum weight 90 gms ), complete all as specifed and directed.

Supply and fixing in repair 20 mm bore galvanised steel water tubing medium grade with all fitting fixed to wall and ceiling or laid in floors etc, complete all as specified and directed.

Supply and fixing in repair 40 mm bore galvanised steel water tubing medium grade with all fitting laid in trenches/or laid in floor etc, complete all as specified and directed .

Repairing and maintenance of old existing earth pit by taking out carefully earth plate, watering pipe, earth lead protection pipe and re-buried the same after removing sludge from the plate & pipes including re-connection/brazing the plate and strip, whichever is required at site (Earth pit not less than 2.25 mtr deep below normal ground level ) with top edge of earth plate not less than 1.5 metres below normal ground level,complete all as specified and directed including PCC 1:3:6 type C1 using 20mm graded stone aggregate for pit with cover of RCC 1:2:4 type B1 using 20mm graded aggregate, reinforced with welded steel wire fabric not less than 4 kg per Sqmtr with handle and angle iron frame,watering arrangment with 20 mm bore GI medium grade pipe ISI marked, GI funnel with GI mesh,filling with mixture of common salt and charcoal,necessary excavation, refilling, removing away soil and earth work in any type of soil including test point, testing and commissioning, complete all as specifed and as directed. Note : GI Funnel, brazing, mixture of salt/char coal/MgSO4 shall be measured and paid separately under releavant items.

Supply and fixing in repair test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 Nos. 8mm dia 25mm long hexagonal. head screw, complete all as specified and directed.

Taking down existing GI earthstrip 25x3mm thick as earthing lead with its accessories and re fixing to wall/roofs etc. drawn in conduit/GI pipe etccomplete all as specified and as directed. Note:- Unit rate is deemed to be included for old broken insulators/ clamps to replace with new insulators of existing size as per site and making good disturbed surfaces of floors/walls/ceiling etc complete all as directed.

Supply, installation, testing & commissioning of maintenance free chemical earthing system comprising of 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 existing one, complete all as specified and directed.. Make : Model HTSP 317 of safeTrode or equivalent in Snaga/ Cubes 6 Global

(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.

(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 along with the sample approval

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

(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 concerned.

(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 maintained 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 give 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 maintained.

(xiii) A security deposit of value equal to 2.5 % of the rate quoted for chemical earthing for each earthing shall be retained from payment due to the contractor from final bill 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) Earth work such as auguring and making good the surrounding area shall carried out in any type of soil.

(xviii) The contractor shall submit CPRI India certified document for copper bounded rod to ensure genuineness of material.

(xix) Sign board of mild steel sheet 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 shall be fixed near the earth pit after completion as directed by engr -in- charge.

M&L in repair 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 7.2 tonnes with top dia not less than 250mm, bottom dia not less than 330 mm and height not less than 260 mm for each electrode pit, including taking down old u/s earth pit cover, complete all as specified and directed. Make : Model SEPC 250 of SAFE TRODE or equivalent in Snaga/ Cubes 6 Global

S&F in repair copper strip 20 x 3mm thick as earthing lead fixed to wall/roofs etc including taking down existing old unserviceable copper strip of any description, complete all as specified and directed. Note : - All Joints should be joined by Exothermic Welding or Brazing.

M&L for brazing of copper strip upto size 32X6 mm and test point complete all as specified and directed

Supply and fixing in replacement of aluminium strip 25x3mm fixed with insulator for down conductor air terminal network including drilling two Nos holes at each joint, one set of lead washers between strips, two sets GI nut and bolt, gutties, screws etc,.on wall /roof including necessary fixing arrangement up to height 20 mtr complete all as specified and directed.

Taking down of serviseable of aluminium strip 25x3mm and refixing the same with epoxy based insulator/post insulator/spacer for down/ lightening conductor air terminal network including drilling two Nos holes at each joint, one set of lead washers between strips, two sets GI nut and bolt, gutties, screws etc.on wall /roof including necessary fixing arrangement up to height 20 mtr complete all as specified and directed.

Supply and fixing in repair copper lightning arrester with 5 spikes and base plate 8.5 X8.5 CM ,of minimum 9 mm dia and minimum 915 mm long fixed to copper strip including nuts,bolts & washers for earth conductivity to ground complete all as specified and as directed.

S & F in repair Air termination, single pointed, aluminium rod 12mm dia and 300mm long with mounting base with fixing arrangements and mounting nut, bolt and washers complete all as specified and directed

Material and labour for fixing earth indicators made out of 3 mm thick MS sheet of size min 200mm x 300mm or dia 200 mm and size shall be square / oval as per site requirement duly fixed in MS angle iron 25mmx25mmx3mm of 450 mm long to be fixed to ground by means with necessary cement concrete and painting with two coats of synthetic enamel paint over a coat of red oxide primer, writing earth reading and connected items like painting of panel etc, and necessary excavation and earth work including taking down old, complete all as specified and as directed.

Note :- An amount of Rs 2,50,115.00 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.

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