Maintenance and repair works to the corporation girls high school sidhapudur in ward no.67.Central Zone.

Amount

1.Earth work excavating excavating and depositing depositing on bank with initial lead of 10 m & initial lift of 2m in Hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders SS.20B etc complete

2.Plain Cement Concrete 1:4:8 (one cement four fine aggregates and eight coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

3.conveyance of Excavated eart from site as per the direction of departmental officers

4.Supplying and fabricating and placing in position R.T.S. bar for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors.

5.Supplying and erecting CENTERING for sides and soffits including supports and strutting upto 3.29m high for plane surfaces such as RECTANGULAR COLUMNS, TOP AND BOTTOM SLABS OF BOXING, SILL SLABS, SUN SHADES etc., in all floors using mild steel sheets of 90cm X 60cm and BG 10 stiffened with welded mild steel angles of size 25mm X 25mm X 3mm for boarding laid over country wood joists of size 10cm X 6.50cm spaced at about 90cm centre to centre and supported by Casuarina props of 10cm to 13cm dia spaced at 75cm centre to centre etc., complete as directed

6.Supply and erecting centering for sides and soffits including supports and strutting upto 3.29m high for plane surfaces such as RCC slabs, Rectangular beems, Tee (or) ECC Beam, Lintel, Bed Block, Staircase waist and landing slabs landing beams, canopy etc., in all floor with all cross bracings using mild steel sheets of size 90cm X 60cm and BG 10 stiffened with welded mild steel angles of size 25mm X 25 X 3mm for boarding laid over country wood joinsts of size 10cm X 6.50 cm spaced at about 90cm C/C and supports by Causrina props of 10cm to 13cm dia spaced at 75cm C/C etc., completed as directed. Sl.No.123

7.Reinforced Cement concrete 1:1.5:3 (one cement, one and a half sand and three aggregate) using 20mm hard broken granite stone jelly for all RCC items of work excluding centering, shuttering, and cost of reinforcement grill but including curing finishing, vibrator charges etc., complete and also including fixing fan clamps and fixtures in RCC works wherever necessary as directed by departmental officer etc., complete.

8.Fly ash Brick work in CM 1:5 (one cement & five sand) using size 9"X4 3/8"X 2 3/4" including finishing, curing, etc., complete complying with standard specification -

9.Supplying, fabricating, erecting structural steel work for roofing welded or bolted type using MS channels, angles, plates and round bars etc. conforming to IS specification as per Design given by the departmental officers etc, complete as per standard specification

10. Roofing with Pre painted Galavalume sheet 0.47mm thick with necessary bolt and nuts and washers including allmaterials and labour charges etc complete - 10m2

11.Plastering with cement mortar 1:5,12mm thick for all internal and external surfaces etc complete

12.Plastering with cm 1:3 20mm thick for all internal and external surfaces as directed by the departmental officers.

13.Plain cement concrete 1:2:4 mix (One cement two M.Sand and four aggregate) using 20mm size ISS gauge HBBG metal including mixing, laying, consolidating, curing, cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification

14.Paving the floor with polished Shahabad stones slab of size below 600 X 600mmX20mm thick machine cut edges over the existing bed of concrete with cement mortar 1:3 (one cement and three sand) to 20mm thick in all floors over white cement slurly layer of 3mm thick over this laid in situ and pointed with white cement neatly and fixed in position so as to make perfectly smooth and shining to the alignment including cutting the shahabad to size with machine cutting, polishing using different grade of corborandum stone, oxalic acid, tin oxide etc., and including hire charges or polishing machinery etc., completed.

15.Providing & fixing UPVC GUTTER of the following dia with necessary Upvc Runner Drop,Elbow,Elbow drop,Inner Elbow,Inner Elbow Drop,Stop End,Stop End Drop Upvc Bracket,GI clamp etc.,complete complying with standard specification. The size of The Gutter is 5m length, 220mm width,160mm depth,2.5mm thickness, holding capacity 20ltr/Mtr and pipe is to be fixed by means of Upvc bracket and clamps at the centre of pipes to be fixed.

16.Supply and Run of 2 of 2.5 sq.mm. (36/0.3) PVC insulated SC unsheathed copper conductor of 1100 V grade in suitable PVC rigid pipe on wall and ceiling with continuous earth wire connection of 14 SWG TC wire with painting of suitable colour.

17.Supply and Run of 2 of 4 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100 V grade in suitable PVC rigid pipe on wall and ceiling with continuous earth wire connection by 4 sq.mm. PVC insulated SC unsheathed FRLS copper wire with painting of suitable colour

18.Wiring with 2 x 1.5 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories and with TW switch box and 5A FT switch with painting of suitable colour for open PVC light point / fan point SD 18

19.Wiring with 2 x 1.5 sq.mm PVC insulated SC unsheathed FRLS copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with 150 x 100 x 113mm TW switch box for 5A 3 pin non inter locking Wall socket with 5A flush type switch with painting of suitable colour with continuous earth wire connection of 1.5 sq.mm copper wire for open PVC plug point

20.Wiring with 2 x 4 sq.mm. PVC insulated SC unsheathed FRLS copper conductor cable of 1100V grade in suitable pipe on wall and ceiling with PVC accessories with 150mm x 100mm x 113mm TW switch box for 15A 3 pin non inter locking wall socket with 15A flush type switch with painting of suitable colour with continuous earth wire connection of 4 sq.mm copper wire for open PVC power plug point

21.Supply and fixing of 20W Led tube light fitting etc complete

22.Supply and fixing of 1200mm (48")sweep AC ceiling fan complete with stepped electronic 300W regulator with the down rod and clamps.

24.Painting two coats with ready mixed plastic emulsion paint of 1st class quality and of approved color over a priming coat including through scraping clean removal of dirt etc., complete and including necessary plaster of paris putty wherever required -

25.Painting with enamel paint two coats over prime coat for new iron works etc complete

26.Supply and delivery of 2 Hp submersible motor pump set ISI make good quality etc complete

27.Supply and fixing of 3x2.5sq.mm pvc insulated and sheathed 3 core flat type copper cable etc complete

28.Providing and laying of RubberMouldedHydraulic Pressed Paver Block size 63mmthick in uniform shape of approved make to be laid in lorrying bone pattern with approved non stickingsurface inthetopandtherate including levelingthebase,preparation of subbase with sand cushion 100mmthick, laying out the pavement, cut the pieces to fit the edge, vibrating the pavers, sweeping the sand grouting, providing transporting, loading unloading and laying of paver block as per standard specification.

Sundarraj Ravalan (BID ID -1360584)