KRISHNAGIRI DISTRICT KELAMANGALAM BLOCK MINES AND MINERALS 2025 26 TN KLMG 001 RENOVATION OF THREE CLASS ROOM RCC ROOF BUILDING AT GIRIYANAPALLI PUMS IN IRUDUKOTTAI PANCHAYAT

Amount

1. RENOVATION OF THREE CLASS ROOM RCC ROOF BUILDING AT GIRIYANAPALLI PUMS H/O IRUDUKOTTAI EST.AMT RS.18.77 LAKHS

Towards Dismantling Brick / stone masonry in Cement mortar walls under 3 m high including all cost and conveyance of men and materials

Towards Dismantling RCC by manual/ by using deploying machineries including all cost and conveyance of men and materials

Chipping of concrete and roughening the surface including all cost and conveyance of men and materials

Paving the floor with best approved quality fine polished Kota stone slabs of size 600 x 600 of 18 / 20mm with machine cut edges and matching marble slab not less than 100mm width other than Adanga Marbles as border laid over a cement mortar bed of 20mm thick using cement mortar 1:3 (One cement and three M.Sand) fixing the slabs in true right angles with minimum possible width of joints and pointing the joints with white cement mixed with mathcing colouring pigments and polishing with floor polisher to a high degree of finish etc., The kota stone slabs and other materials to be used shall be got approved by the Executive Engineer concerned before use on work, etc., complete as per standard speicification.

Paving the floor with pre-polished concrete anti-skid tiles (Required shape and design) of 20mm thick of approved quality and colour laid in Cement Mortar 1:3 (One Cement and Three crushed stone M.Sand) 20mm thick and pointed with white cement mixed with colouring pigment at the rate of 0.40 Kg. / sq.m., curing, etc., complete complying with standard specification and as directed by the departmental officers. (The make and brand of the tiles should be got approved by Executive Engineer before use on works) Using anti-skid tiles (Observed Data)

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaiton. (Payment for centering shall be given after the concrete is laid)

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification. (Contractor has to make his own arrangements for the supply of steel and binding wire)

Cement Concrete 1:1-1/2:3 (One Cement, One and a half crushed stone M.Sand and Three hard broken stone jelly) using 20 mm gauge hard broken granite stone jelly for all RCC items of works excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary and bearing surfaces of walls, beams etc. shall be finished smooth with Cement Mortar 1:3 (One Cement and Three M.Sand) and kraft paper laid over it without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers

Brick work using country bricks of size 83/4"x41/4"x23/4" in cement mortar 1:5 (One cement and five M.Sand) including curing neat finishing, etc., complete complying with standard specifiction.

Supply and fixing of MS steel Tubluar Section and purlins including priming coat fixing in position with all necessary accessories complete complying with standard specification and as directed by the departmental officers.

Providing and Fixing of polyurethane foam as External Wall Thermal insulation panels or Sandwich insulated panels with external 0.50mm total coated thickness pre painted galvalume sheet with micro ribbed profile , whereas internal 0.50mm total coated thickness pre painted galvanized iron sheet with micro ribbed profile and the insulation material will be chlorofluoro carbon and hydro chlorofluoro carbon free , high performance rigid polyurethane foam (PUF) conforming to IS 12436 having density not less than 40±2Kg/M3, Thermal conductivity (K-Value) 0.024 W/m.K measured at 10 degree C mean temperature along with necessary flashings such as L flashing, C flashing etc& accessories such as screws ,fastners ,sealants etc for fixing the panel etc., complete complying with standard specification.

Supplying and fixing colour galvalume sheet roof of 0.47mm thick including priming coat fixing in position with all necessary accessories complete complying with standard specification and as directed by the departmental officers. ( Sheet only )

Providing cuddapah slab 38 to 40mm for shelfs etc., all complete

Plastering with Cement Mortar 1:5 (One cement and Five M.Sand), 12mm thick in all floors including curing etc. complete complying with standard specification and as directed by the departmental officers.

Distempering the old walls and ceiling one coat with best oil bound distemper of approved quality including preparation of surfaces (the colour and quality should be got approved by the Executive Engineer before use) the rate includes cost of brushes, hig

Re Painting the walls with Two coats with first class quality Plastic Emulsion paint of approved colour over a priming coat including thorough scraping, clean removal of dirt. The rate includes cost of brushes, sand paper, plaster of parries, putty wherev

Painting the old iron works two coats with syntactic enamel paint of approved quality and colour including ordinary scraping using brushes and neat finishing etc., complete complying with standard specification and as directed by the Departmental Officer

Earth work excavation for foundation in all soils and sub soils to full depth etc., ordinary soil complete

Cement Concrete 1:4:8 (One Cement, Four M.Sand and eight hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15 cm thick, well rammed, consolidated and curing etc. complete complying with standard specification

Providing granolithic floor finish of the following thickness with plain cement concrete 1:2:4 (One Cement, Two crushed stone M.Sand and Four aggregate) using 10 to 12mm gauge hard broken stone jelly including laying, finishing and the top rubbed smooth with power trawl, thread lining, curing etc. complete complying with standard specification and as directed by the departmental officers. (The rate is inclusive of necessary planking for panelling wherever necessary and as directed by the departmental officers)

Supplying and fixing in position steel balustrades using 20mm square rods at 150mm CC and two balustrades in each step centrally located and the top shell be connected with the hand rails by means of MS flats of size 40mmx6mm and fixed with hand rails steel balustrades using 20mm square

Providing Cup board shutter with frame using water proof plywood of 19 mm thick over which laminated sheet 0f 0.80 mm thick fixed inside the shutter.

Painting two coats with approved Black Oxide for Old Black board

Providing rain water Gutter GI Sheet including cost of material and all labour charges.

Provision for Electrification

Wiring with 2 X 1.5 Sq.mm (22 / 0.3) PVC insulated SC unsheathed Copper conducutor cable of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories inflush with wall with 3 mm thick Hylum sheet cover with TW box And 5 A FT switch with continuous earth connection of 14 SWG TC wire for making good of the open portion with suitable colour for PVC Open Light point / fan point (For electronic Regulator) SD 20

Supplyandfixingofsingleboxtype4'40WfluorescentfittingcompletewithcopperchokeandcondensorwithTWround blocks on wall or ceiling with flu tube with PVC unsheathed FRLS copper leads from terminals to the fitting SD 88

Wiring with 2 X 1.5 Sq.mm (22 / 0.3) PVC insulated SC unsheathed Copper conducutor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories inflush with wall with 150 mm X 100 mm X 113 mm TW switch box with 3 mm thick Hylum sheet cover for 5 A 3 pin non interlocking CS plug with continuous earth wire connection of 14 SWG TC wire for making good of the concealed portion with suitable colour for concealed PVC plug point SD 36

Supply and fixing of 1200 mm ( 48") AC ceiling fan complete with stepped electronic 300 W regulator with 300 mm down rod on the existing clamp. SD 110

Supply and fixing of WT bulk head fitting with guard for 15W CFL SD 83

Supply and run of 2 of 4 sqmm PVC insulated SC unsheathed FRLS copper Conductor of 1100 V grade on 7/20GI bearer wire for service connection mains SD 65

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 No.125)

Supply and run of 4 X 6sq.mm (56 / 0.30) PVC insulated SC unsheathed copper Conductor of 1100 V grade in 25 mm dia GI pipe ( Class ' B ' ) suitably bent at both ends with necessary angle iron upright and end supports for mains. SD 73

Towards Provision for Construction of Chappal Rack Outside the class room charges etc

Brick work in CM 1:5 mix using country bricks ground moulded of size 22 x 11 x 7cm for the following including curing etc., complete complying with standard specifications.

Plastering with CM 1:5, 12mm thick.in all floors including curing etc., complete complying with standard specifications and as directed by the departmental officers.

Painting two coats of newly plastered wall surface with ready mixed plastic emulsion paint of first class quality and of approved colour over a priming coat including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putt

Providing cuddapah slab 38 to 40mm for shelfs etc., all complete

Rain water harvesting structure

Earth work Excavation for Foundation in all soils and Sub Soil to full depth as may be directed except in hard rock requiring blasting but inclusive of shoring strutting and requiring the sides of foundation.

Collection and supply of sand filling into the basement including cost and conveyance to the site and all labour charges.

Brick work in CM 1:5 mix using country bricks ground moulded of size 22 x 11 x 7cm for the following including curing etc., complete complying with standard specifications.

Collection and supply of filling the stones in soakpit including cost and conveyance of materials to the work site and all labour charges.

40 mm metal

20 mm metal

Plastering with CM 1:5, 12mm thick.in all floors including curing etc., complete complying with standard specifications and as directed by the departmental officers.

Provisions for supply and fixing of precast RCC cover slab including cost and conveyance of materials and all labour charges

Supplying and fixing in position best approved of BIS quality PVC rain water down fall pipes having a pressure of 4 kg. / sq.cm including cost of necessry PVC shoe, PVC bend, cast iron gratings of required diameter and special clamps, brass screws, nails, etc., and fixing of cast iron gratings at junction of parapet and the RCC roof slab including finishing neatly etc., complete. The rate shall be inclusive of cast of removable cast iron grating. The PVC pipe shall be fixed in wall with special type of "U" clamp at the centre of the pipe line in addition to those for more than 3.0 metre pipe length, etc., complete complying with standard specification.

Provision for Bala Painting

Towards drawing Bala painting including all cost and conveyance of men and materials etc.,

Shorter wall

Longer wall

Verandah Wall painting with pictures of various modes of transports, traffic symbols and multiplication tables with names both Tamil and English

Towards drawing clock dial with movable longer and shorter arm fixed with central achor nail inlcuding all cost and conveyance of men and materials etc.,

Towards drawing ENNUM EZHUTHUM logo inlcuding all cost and conveyance of men and materials etc.,

Providing for Name Board Charges etc.,

Providing for Photo Charges etc.,

GST Amount for providing Service to Government Contract Works for the above Construction & Maintenance Works. { GST Amount is the Total GST Amount for overall quoted amount (Both Construction and Maintenance) above this row in column "BB" for all works in this package} (Refer Clause 13.2 & 13.3 of Section 2 of Instruction to Bidders (ITB) of SBD)

LALITHA CHANDRAMOHAN (BID ID -1415858)