Construction of Panchayat Union Middle School 3 class room with staircase at Esavankulam in Padmanabamangalam Panchayat in Srivaikundam Panchayat Union in Thoothukudi District under the Scheme of Mines and Minerals

Earthwork excavation and depositing on bank with initial lead and lift in hard gravelly soil for foundation etc. complete

Supplying and filling in foundations and basement with filling M-Sand in layers not exceeding 15cm thick well watered rammed and consolidered etc

Cement Concrete 1:4:8 mix using 40mm metal including cost and conveyance of all materials to site and labour charges etc. complete

Refilling the approved good quality earth in plinths areadevelopment etc wherever specified in layers in not exceeding 200mm thick

Supplying and filling ingood earth filling locally available earth transported from the outside including consolidation levelling specified in layers of not exceeding 200mm thick

Supplying and erecting shttering including necessary support and strutting upto 3M height for plane surface as detailed below in all floors with all cross bracings using mild steel sheets of size 90x60cm and 10BG stiffened with welded mild steel angle of size 25mmx 25mmx 3mm for boarding laid over silveroak joists of size10cmx6.5cm spaced at about 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced at not morethan 75cm centre to centre etc

Footing plinth beam etc

Plainsurface such as roofslab floor slab beams lintels loft sill slab stair case waist portico slab and other similar works

Square and rectangular columns and small quntities such as sunshades parapet cumdrops window boxing fin projections and odther similar works

Upto basement

Groundfloor

Concrete

Providing and laying in postion RCC 1:1:1/2:3 mix using-20 mm metal in accordance with IS456-2000 using 20mm and down grade hardbroken granite stone jelly for all rcc items of works with minimum cement conctent of 350KG m3 and maximum water cement ratio of 0.50 including admixture in recommended propotions as per IS:9130 to accelerate rated setting of concrete improve workability without impairing stregth and durability

Foundation &Basement

Steel -Re 500D :supply fabrication and placing or reinforcement steel of high yield strength ribbed bars of various diameters and grade conforming to IS1786 for reinforced concretework thework includes recoiling straightening cutting bending fabricating and placing in position at all levels including lead and lift according to drawings specifications etc complete and supply use of 18G black annealed binding wire double fold to tie the bars in positions and providng precast cement PVC cover blocks for main reinforcement to ensure specified cover and complete including all labour charges etc

Brick work in following cement mortar 1:5 using best quality II Class table moulded bricks 8"3/4 x41/4"x23/4 for foundation and basement including curing etc complying with standard specification including scaffloding curing cost of reinforcement etc all complete as per specifications

Foundation &Basement

Brick partition walls of 11.50cm thickness using best quality IIClass table moulded bricks 8"3/4x41/4x23/4" in cement mortar1:3 using hoop iron reinforcement if found necessary including curing etc

Groundfloor

Plastering Work

Supplying and applying of twocoats of putty of 3mm thick over the exceposed RCC Surface of ceiling including finshing the joints smoothy with grinding machine and the surface shall be throughly cleaned out of dus and scrubbing the surface shall then be allowed to dry for atleast 48 hours it shall then be sand papered to give a smooth and even surface any unevenness shall be made goodby applying 1st coat of putty mixed with water on the entire surface including filling up the undulations and applying

Providing and applying 12mm thick cement plaster in cm1:5 to wall s internally in single coat at all levels to correct line and level including chicken wire mesh at all joints of brick and concrete surfaces with minimum overlap of 150mm in all direcations scaffolding rounding off or chambering of corners offsets fin bands projections etc and cleaning of surface raking out joints roughening of surface chiseling the undulted surface wherevernecessary and curing etc all material an labour complete in all respects including all lead lift and descant and as directd

Providing and applying 12mm thick cement plaster in cm1:5 to walls externally in single coat at all levels to correct line and level including scaffolding rounding off or chambering of corners offsets fin bands projections etc and cleaning of surface raking out joints roughening of surface chiseling the undulated surface wherever necessary and curing etc all material and labour complete in all respects

Flooring & Dadooing

Paving the floor waith best approved quality finepolished shahabad stone slabs of size600x600 of 18/20 mm with machine cutedges and matching marble slab not less than 100mmwidth other than adanga marbles as borderlaid over acement mortar bed of 20mm thick using cement mortar 1:3 etc

Providing granolithic floor finish of the following thickness with plaincement concrete 1:2:4 using 10to 12mm gauge hard broken stone jelly including laying finshing and the top rubbed smooth with power trawl thread lining curing etc

Providing fabricating and fixing MS Grills windows and ventilator gates ladders rail pipes nosing angles with ms lugs in staircase steps etc made out of MS Rods flats angles pipes channels etc including necessary fixtures complete as per drawings and specifications and as directed

Supplying andfixing in position steel balustrades using 20mm square rods spaced at 150mm centre to centreso that the two balustrades in each step shall be placed centrally and the top of balustrades connected with the hand railss by menas of MS Flats of size40mm x 6mm in the groove 40mmx 6mm provided at the bottom of hand rail the bottom of balustrades shall be fixed onto the top of step concrete an additional ms flat of size 50mmx 6mm shall be provided at the centre of balustrades connecting all squard rods to theentire lenghth including cost of square rods flat and applying one coat of red oxide primer to the iron surfacesetc

Supplying and fixing 40mm dia GIPipe for stair case hand rails including labour charges for cutting welding and fixing withms flats etc

UPVC Window at and equal interval not exceeding 100mm edge between them all members are paited with one coat of anti corrosive red oxide primet as directed by the departmentall officers all sections should be in confiremend with the cost includes cost of allmaterialslabour charges and other incidental charges etc

Manufacturing supplying and fixing of upvc doors with following specification ms angle of sie 40x40x6mmat 3.5KG use for outerframe and ms angle of size 35x35x5mm at 2.6 kg for the shutter frame stiffeners with 32x6mm at 1.5kg ms flat is provided as the lock rail of the door and welded intact on both ends to the shutter frame 18G cr sheets of best quality is laid as panel in the shutter frames 18x5mm at 0.70kg ms flat is welded over the 32x6mm at 1.5 ms flat on the rear side of the door sandwiching the cr sheet for rididiyt additional stiffneres with 18x5mm at 0.7kg ms flats are provided diagonally on the rear side of the shutter is provided 6Nos

Painting Work

Supplying and painting new ceiling plastered surface with two coats of distembering one coat of distemper primer

Supplying and painting new Plastered internal wall surface with two coats of distempering one coat of distemper primer

Supplying and painting the walls withone coat of wall primer and two caots of exterior emulsion as instructed by the departmental officers including prepartion of surface curing etc complete in all floors complying with standard specification

Weathering course concrete using best quality broken jelly of 20mm uniform gauge in pure slaked lime proportion of brick jelly to lime being 32:121/2 by volume laid over in single layer and consolidatedto the required slope and finshed thickness and beating the concrete with wooden beaters of approved pattern keeping the surface constantley wetby sprinkling lime jiggery water etc

Finshing the top of roof withone course of machine pressed tiles of size 230mmx230mmx20mm of approved quality set in cement mortar 1:3 12mm thick mixed with water proofing compound conforming to ISS at by weight of cement used and the joints pointed neatly to full depth of tiles with the same cement mortar mixed with red oxide and waterproofing compond including curing etc

Supplying and fixing Cuddapa Slab for cupboard shelf 40mm thick

Providing cupboard shutter with frame using termite / water proof ply wood of 19mm thick over which laminated sheetof 0.8mm thick fixed inside the shutter and 1mm thick fixed in the outside of the shtter using fevicol along with necessary furniture fittings such as hydralic hinges tower bolt handles multi purpose locks etc as directedby the departmental officers the design pattern waterproof plywood laminate sheet and other materials should be got approved fromthe EE before useon

Supplying and fixing PVC Rainwater down fall pipes of following dia meteretc

Supply and fixing of pufroof panels made up of minimum 0.5mm thick PPGI corrugated sheet at the top and aplain sheet at the bottom with alayer of rigid CFC free polyurethane foam of density 40KG+ 2KG cum as insulation in between the polyurethane foam shall confirem to latest IS 12436 The minimum thickness of pufoam layer shall be 49mm for having 50mm thick puf panel the PPGIsheets shallbe minimum 240MPA steel grade shall have azinc coating of minimum 120GSM as per is 277/1992 5-7 microns on one side outer side The PPGI sheets puf panels shall have a protective guard film of minimum 20-25 microns to avoid scratches to finsihed panel during transportation providing ridges or hips encasing the ends of panel with plain GS Sheet fixed withpolymer coated jor Hooks bolts and nuts 8mm dia GILimpet and bitument washers etc

Sub Estimate- Electrification

Wiring with 2 x 2.5 Sq.mm PVC uncheated SC alu.cable of 650V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with T.W. Switch box in flush with wall, covered with nylon sheet of 3mm thick with painting of suitable colour for open PVC light point SD 20 - Light point Fanpoint

Supply and fixing of 4-18W LED Tube with fitting inclusive of all charges

Wiring with 2 x 1.5 Sq.mm PVC uncheated SC alu.cable of 650V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with T.W. Switch box in flush with wall, covered with nylon sheet of 3mm thick with painting of suitable colour for open PVC Fan point SD 20Wiring with 2 x 2.5 Sq.mm PVC uncheated SC alu.cable of 650V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with 150 x 100 x 113mm T.W. switch box in flush with wall, covered with nylon sheet of 3mm thick 5 Amps 3 pin non - interlocking C.S. Plug top with painting of suitable colour for open PVC plug point.- SD -36.

Supply and Fixing of 1200mm Sweep ac ceiling fan complete with stepped electronic regulator with 300mm down rod on the existing clamp complete. SD-110 (1200mm)

Supply and fixing of watertight bulk head fitting with guard suitable for incandencent lamp and 60W Bulb SD NO 84

Supply and run of 2of 1.50sqmm polythene insulted pvc sheathed heavy duty sc copper conductor of 1100 v Grade on7/20 GI Bearner wire for service connection mains SD NO64

Supply and fixing of TNEB meter board suitable for 32A single phase service connection with 32A fuse unit (500V) 32A neutral link and earth link (1" x 1/8" copper flat) on TW plank of size 375mm x 300mm x 19mm with supporting TW reepers of 1" thick an either side with painting with suitable bolt and nuts for fixing the TW plank on wall with earth connection and inter connection with 7/20 PVC insulated copper wire from EB meter to fuse unit SD-125

Supply and run of 2 x4 Sqmm (22/0.3) PVC insulated SC unsheathed Cu. Conductor of 1100V grade in 25mm dia GI Pipe (Class 'B') suitably bent at both ends with necessary angle iron upright and and supports for mains SD-69

Supply and fixing of 16 Amps DPIC MCB switch of 500V with metal clad with fuse and neutal

SD 234 Earthing

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}