AUGMENTATION WORK OF 40/50 MVA TRANSFORMER AT 132 KV GSS I/A KOTA

Excavation work by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains not exceeding 1.5 m in width or 10 sum on plan including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed with a lead in a 50 meter all kind of soil (B-1.8)

Excavation work by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains not exceeding 1.5 m in width or 10 sqm on plan including dressing of sides and ramming of bottoms lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil asdirected with a lead in a 50 meter including stacking of useful material if available :Ordinary rock B-1.9.1

B-1/1.1 Earth work in surface excavation not exceeding 30cm. in depth but exceeding 1.5 meter in width as well as10 Sqm on plan including disposal of excavated earth up to 50 Mtr. and lift up to 1.5 Mtr. disposed soil to be levelled and neatly dressed: All kinds of soil

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer-in-charge. 1: 3: 6 or richer mix.(B-14.2.1)

Providing and laying in position cement concrete including curing, compaction etc. complete in specified grade excluding the cost of centering and shuttering - All work up to plinth level.1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size).(B-3.1.6)

Providing and laying in position cement concrete including curing, compaction etc. complete in specified grade excluding the cost of centering and shuttering - All work up to plinth level. M15 grade Nominal Mix 1: 2: 4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size). (B-3.1.2)

Providing and laying in position specified grade of cement concrete for all RCC structural elements upto plinth level including curing, compaction, finishing with rendering in cement sand mortar 1:3 (1 cement: 3 coarse sand) and making good the joints and cost of plastizers( if required) excluding the cost of centering, shuttering and reinforcement.1:1.5:3 (1 cement : 1.5 :coarse sand : 3 graded stone aggregate 20 mm nominal size).(B-4.1)

Centering and Shuttering with plywood or steel sheets including strutting, propping bracing both ways and removal of formwork for foundation in basements rafts, footings, straps beams, bases of columns etc. Up to plinth level.(B-4.9)

Providing and fabricating r/c for RCC work incl straightning, cutting, bending, placing, in position and binding (incl cost of binding wire) all complete upto floor three level Thermo mechanically treated bars (conforming to relevant IS code)(B-4.13.3)

Random Rubble stone masonry for with hard stone in foundation and plinth in Cement Sand mortar above 30 CM thick wall in:Cement Mortar 1:6 ( 1-Cement : 6-Sand)(B-6.1.6)

Add Extra for Random Rubble stone masonry wall upto 30 cm and less thickness (B-6.3.4)

Structural steel work welded in built up sections, trusses and framed work, including cutting, hoisting fixing in position and applying a priming coat of approved steel primer all complete above plinth level up to 4.50 m height in R.S joist flats, tees, angles and channels.: (B-9.2)

Providing and fixing welded mesh/expanded metal mesh in frame work, flat iron beading 20x3mm including top cross laps inside and out sides welding, iron bolts, crews, clips etc. complete (excluding frame work) of size.Welded mesh 25 mmx 25 mm x 2.1 mm. (B-9.38.3)

Repair to stone masonary in cement sand mortar 1:6 with old and new stone. (B-13.12)

Plaster on new surface on walls in cement sand mortar 1:6 including racking of joints etc. complete fine finished 20mm thick.(B-12.3.2)

P & F rigid PVC pipe (IS: 4985 mark ) class II/( 4 Kg./Sq. cm.) approved quality /make including joining the pipe with solvent cement rubber ring and lubricant. 110 mm dia (S-3.16.3)

Cement concrete flooring grade 1:2:4 ( 1cement : 2 coarse sand : 4 graded stone aggregate ) rounding off edges etc. but excluding the cost of nosing of steps etc. complete: (A) 40 mm thick with 20mm nominal size aggregate.(B-11.3.1)

Painting with enamel paint of approved brand and manufacture to give an even shade . Two or more coats on new work.(B-12.46.1)

Finishing walls with Acrylic Smooth exterior paint of required shade including all scaffolding.New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including base coat of water proofing cement paint applied@ 2.20 kg/ 10 sqm ).B-12.42

G-3/293+G-4/4.2(13)+(14) Basic rates of material Stone Aggregate (Single size) : 40 mm nominal size Carriage of Building Rubbish stone metal ( Grit and ballast etc) lead 16 Km

G-4/4.2(7-4) Carriage of earth, sand, lime,morrum,manure or sludge lead 1 km

B-11.29 Providing and laying at or near ground level factory made kerb stone of M-25 grade cement in position to the required line, level and curvature jointed with cement mortar 1:3 (1 cement : 3 coarse sand ) including making joints with without grooves (thickness of joints except at sharp curve shall not to more than 5mm) including making drainage opening wherever required complete including painting etc. as per direction of Engineer-in-charge (length of finished kerb edging shall be measured for payment). (Precast C.C. kerb stone shall be approved by Engineerin- charge).

B-11.38.1 (B) Providing and laying of paver block as per IS 15658 : 2006 (Indian standard for precast concrete block for pavingspecification) and IRC : SP:63-2004 (guidelines for the use of interlocking concrete block pavement) M-30, 60 mm thick to be used in non traffic areas like building premises, monument premises, land scapes, public gardens/ park, domestic drives, paths and patios, Embankment slopes, sand stabilization Area etc.( As per table 1 of IS 15658:2006 (B) Category „B‟ Denated only two side like I,Z,T shape etc. as per IRC SP 63:2004

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings, this included jointing of pipes & fittings with one step CPVC solvent cement , trenching refilling & testing of joints complete as per direction of Engineer in Charge. (External work). 40 mm nominal outer dia pipes (S-2.39.6)

32 mm nominal outer dia pipes (S-2.39.5)

25 mm nominal outer dia pipes (S-2.39.4)

P & F full way valve (IS:778 Mark) or wheel valve of approved make : Gun metal 40 mm nominal bore S21 /2.15.5

__do__ Gun metal 32 mm nominal bore S21 /2.15.4

___do___Gun metal 25 mm nominal bore S21 /2.15.3

P & F Gun-metal Non-return Valve or Check Valve (IS : 778 Make) of approved make, superior quality:50mm nominal bore (Horizontal) S-2.16.5(A)

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Labour charge for spreading of available 20-63 mm nominal size hand /Crusher broken stone aggregate in uniform layer of 100 mm thickness in yard of any substation (charged/unchared GSS )With manual/ mechanical means, as permitted by the Engineer in charge , with due care , as per safety norms of substations, complete in all respect with all lead and lift.. (payment shall be done as per stack measurement ,after deduction of voids, as per norms) (As per approved by CE Civil RVPN

Labour charge for collection of existing spreaded 20-63 mm nominal size hand /Crusher broken stone aggregate of any thickness from substation yard by manual/ mechanical means, as permitted by the Engineer in charge , with due care , as per safety norms of substation . this aggregate should be screened & stacked properly then this screened aggregate shall be laid in 100 mm thick layer in yard as directed, with due care with all lead,lift(payment shall be done as per stack measurement ,after deduction of voids, as per norms) (As per approved by CE Civil RVPN Jaipur

Supply and fixing 30 mm thick ferro cement RCC cable trench covers up to span1200 mm C:C Grade M-25 (1Cement : 1 Course sand:2 graded store aggregate 20 mm nominal size) having outer frame of M.S.Flat 30X3 mm and reinforcement consisting of 6 mm dia M.S. round bar both bay at the spacing of 8 to 10 cm C/C as required to adjust the spacing welded with outer frame and binding with binding wire in middle with two layers of G.I wire mesh 12 mm shape of 24 gauge including proper quantities of concrete additinoal admixture like plasticizer,bond improving compound etc manufacture with vibro pressing system 20% cover shall have lifting hooks of 10 mm dia plain round bar to be fixed as directed M.S. flat/ hooks exposed shall be painted with two coats of superior quality corrosian resistance paint. The above covers shall be take for live load of 2000 kg/Sqm and minium ultimate load of 3000 kg/sqm under defection not exceeding L/25.Approved by CE Civil RVPN

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