Additional Construction Work Compound Wall,Toilet of School Building at Pasumpon nagar School in Ward No.6 Pammal Zone I in Tamabarm City Municipal Corporation

Earthwork excavation for foundation (for narrow excavation) to full depth as per designed in all soils and sub soils except soft disintegrated rock not requiring blasting and hard rock requiring blasting and bailing water wherever necessary.Refilling the sides of foundation with excavated earth other than sand in layers of well rammed and compacted and depositing the surplus earth in places shown by the departmental officers with an initial lead of 10m and initial lift of 2m and clearing and leveling the site etc.complete complying with standard specification.

Supplying and filling in foundations and basement with filling M- sand in layers not exceeding 15 cm.thick,well watered,rammed and consolidated etc. complete complying with standard specifications. D-126

Plain Cement Concrete 1 : 5 :10 ( one part of cement, five parts of sand and ten parts of hard broken stone ) using 40 mm gauge hand broken hard broken granite stone jelly complying with standard specifications in foundations and basement. D-140

Supplying and filling of good earth filling locally available earth transported from the outside including consolidation, leveling specified in layers of not exceeding 200 mm thick., etc. complete. D-127

Plain Cement Concrete 1:2:4 (one cement, two Crushed Stone Sand (M- Sand) and four coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification D-134

Supplying and erecting centering and shuttering for soffits including necessary supports and strutting upto 3 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).

Footing

Column

Providing and laying in position Standardised Concrete Mix M-25 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 350Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone sand (M- Sand) but 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 without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS standards.

Providing, fabricating and fixing M.S. grills Windows, and ventilator,gates, ladders, rail pipes, nosing angles, with M.S.lugs in staircase steps etc., made out of M.S rods, flats, angles, pipes, channels etc. including necessary fixtures complete as per drawings and specifications and as directed by the Engineer.

Supply, fabrication and placing of reinforcement steel of high yield strength ribbed bars of various diameters and grade conforming to IS 1786 for reinforced concrete work. The work includes decoiling, 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 position and providing precast cement/ PVC cover blocks for main reinforcement to ensure specified cover and complete.,including all labour charges etc as directed by departmental officers.

Brick work in following Cement Mortar 1:5 using best quality II class table moulded bricks 8"3/4 x 41/4" X23/4" for foundation and basement including curing etc.,complete complying with standard specification.including scaffolding curing cost of reinforcement etc.all complete as per specifications and drawings as directed by the Engineer in-charge.

Plastering with cement mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)) 20mm thick in all floors including cost and conveyance of all materials to site and labour charges etc, complete complying with standard specifications (S.I.309)

Manufacturing, Supplying and Fixing of Stainless Steel Hand rails for staircase using 50mm dia 304L Grade Stainless Steel pipe of 1.60mm thick at required locations to a height of 900mm from finished floor level welded to 38mm dia Stainless Steel pipe post of 1.00mm thick as vertical at 900mm centre with 2 Nos. of 25mm dia intermediate horizontal stainless steel pipe of 1.60mm thick in between. The vertical pipe has to be welded to the 100 X 100 X 6mm MS base plate encased in the base concrete. The rate is inclusive of the charges for cutting, bending, welding, grinding, polishing, conveyance, electrical charges, etc. complete M0651-102

Paving the floor with design Antiskirt ceramic tiles (colour and shade as directed) of size 305 mm x 305mm x 6 mm in all floors over a base layer of cement mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)), 20mm thick laid in-situ and pointed with same coloured cement

Wiring 2 x 1.5 sq.mm (22/0.30)PVC insulated unsheathed SC.cu.conductor of 1100 V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with TW switch box with in flush with wall covered with hylem sheet of 3 mm thick with painting of suitable colour for concealed PVC light/ fan point (SD No.25)

Supply and fixing of 4'-18W LED tube with fitting inclusive of all charges SD-441

Wiring 2 x 1.5 sq.mm (22/0.30)PVC insulated unsheathed SC.cu. conductor of 1100 V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with TW switch box with in flush with wall covered with hylem sheet of 3 mm thick with painting of suitable colour for concealed PVC plug point (SD No.38) 5 pin plug point

supply and fixing of 1200mm sweep AC ceiling fan complete with stepped electronic regulator with 300mm down rod on the existing clamp SD 106

Supply and run of 2 of 1.50 Sq.mm polythene insulated PVC sheathed heavy duty SC Copper conductor of 1100 V grade on 7/20 GI bearer wire for service connection mains (SD No.64)

Supply and fixing of TNEB meter Board suitable for 32A Three 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. 134)

Supply and run of 2x4 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 end supports for mains SD 70

Supply and Fixing of 16 Amps DP Switch of 500V with Metal Clad with Fuse and Neutral SD 653

Flooring with Dadooing tiles of following size and variety conforming to IS 15622 laid over cement mortar bed of 6 mm thick in cement mortar 1:3 (One Cement and Three crushed stone Sand) with required Cement Slurry and Mortar Plasticizer including cutting the tiles to the required size with special cutter wherever necessary, laying in position and pointing with at the rate of 0.27 Kg. / sq.m. 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) D-257 b

Supplying and fixing in position Indian water closet of size 580 X 440mm, white glazed earthen ware of approved quality with 'P' trap or 'S' trap confirming to IS:2556 - Part XII with sand cushion and forming flooring alround the closet using 40mm broken brick jelly in lime concrete 1:2:5 ( one part of lime, two parts of sand and five parts of brick jelly) 100mm thick and finishing the top to required slope and including giving necessary connection to cast iron soil pipes/ PVC pipes by dismandling brick masonry, reinforced cement concrete roof/floor slab and making good the disturbed portion to original condition without leakage etc., complete complying with standard specifications and as directed by the departmental officers.

Supply and fixing of PVC. Nahini / Floor Trap with stainless Steel Gratings - 100 mm x 75 mm including all charges etc, complete as per standard specification.

Supplying & fixing door shutters for Mediun Density Fiber Board of exterior grade 35 mm thick,single leaf conforming to IS:12406/1989 with 35x12 mm T.W.Lipping on all edges with necessary adhesives and CP screws complying with standard specifications. The rate is inclusive of threee coats of best quality varnish but excluding cost of furniture fittings.such as 300 mm tower bolt 2nos,200mm towerbolt I no. 300mm Aldrop 1 No. Alu handle ornamental type 2 Nos,and 1 No. Door stopper etc complete.