SBM 2.O 2024-2025

Amount

Earth work excavation in all classes of Soils and Sub soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering , bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the Departmental officerswith an initial lead of 10mts and initial lift of 2mts and clearing and levelling the site etc, complete complying with standard specification.

Supply delivery and filling of Stone Dust in Layer of not more than 15cm thick including watering with all layers and consolidation complying with standard specification including cost and conveyance of sand at site and all labour charges and all other incidential charges etc., complete as per Standard Specification.

Cement Concrete of mix 1 : 4 : 8 (One Cement four sand eight aggregates) using 40mm gauge hard broken including cost conveyance of all materials to site including formwork and centering labour charges, transporting and placing in position including shoring, strutting, forming protective bunds, cofferdams bailing out of water labour for mixing compacting, finishing and curing, working at depths, tools and plants and incidental charges such as sheeting, shoring and bracing and their subsequent removal etc., complete as per standard specification.

Supplying and errecting steel centering including necessary supports for plain surfaces for Reinforced Cement Concrete works such as Coloumn footing,Coloumn pedestals,plith beams, grade beams,staircase steps,etc which requires only nominal strutting using mild steel sheetsof size 90mm x60mm and 10Bg stiffened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervels etc complete in all floors Complying with standard Specification without Strutting. a). Plinth Beam

b). Slab, Lintel, Beam, etc.,

c). Column

Providing and laying in position Standardised Concrete Mix M-20 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 325Kg/ 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 - a). Below Ground Level

b). Ground Floor

Supplying and Fabrication of Steel and placing in position MS / Ribbed tor steel grills for RCC works as per design given including cost of steel and GI binding wire in Floors etc., Complete complying with standard specification in force per Kilogram.

Brick Work in Cement Mortar 1:5 Mix (one cement, five sand) using new Country Bricks of size ( 9” x 4 3/8” x 21/4 “ )from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing, laying and curing etc. complete. Complying with std. specifications.. a).Upto G.L.

b). 0.00 mt to 4.50mt

Supply and Delivery Fabrication of MS doors and windows with outer frame and shutter frame in MS angle of size 40mm x 40mm x 6 mm with MS flat 25mm x 25mm x 6mm and MS sheet of 18 gauge including ventilating arrangements using 20mm square MS rods with locking arrangements including two coats of approved enamel paint over coat of red oxide including cost of angles, plates, sheets, fabrication charges, cost of hold fast and transportation charges etc., complete.

Plastering in C.M. 1 : 5 (one cement five sand)to 12 mm thick including all cost and conveyance of all materials to site including cost of cement which will be purchared locally by the contractor and conveyance of the same to the actual work site and cost form work including watering curing and all leads of good potable water and all other.

Special Plastering in C.M. 1 : 3 ( One cement, three sand) to 10 mm thick including all cost and conveyance of all materials to site including cost of cement which will be purchared locally by the contractor and conveyance of the same to the actual work site and cost form work including watering curing and all leads of good potable water and all other.

Supplying and filling with Well gravel from approved quarry including cost and conveyance of all materials and all labour charges for filling, watering & consolidation etc., complete as per standard specification 24 &25 NBC Part VI (S2) 8 28 V,VI S25

Plain Cement Concrete 1:2:4 mix,(one part of cement, two part of M.sand and four part of aggregate) mix using 20mm ISS HBG metal from approved Quarry including cost and conveyance of all materials and all labour charges for mixing, laying, compacting and curing the concrete and other incidental charges to site etc., complete. as per standard specification 28 V,VI S25

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 including primer coating and enamal painting as per Design given by the departmental officers etc, complete as per standard specification

Fabricating supplying and fixing of pre painted galvanium iron sheets with the following specification. The materials should be of PPGI tile profile with a red colour or any other approved design 0.47 mm thick 24 guage having width 1050 mm. The sheet should be G.I.base pre painted hot dipped galvanized iron sheet and to be fixed with shelf tapping screws,plastic washer.The washer and screws to be fixed by using minute power machine drilled with out damaging the sheets paint coating to be regular modified polyster coat with zinc coating of Z 120 GSM paint thickness the finish should be terra cotta finish like malabar mangalore tiles finish optional matt finish. The sheet to be fixed with making suitable corrugated,cutting the sheet in to the required ssize and making ornamental designs as per the site condition and as directed by the departmental officers.

Supplying and Painting the walls with Two Coats Weather sealed Exterior emulsion Paint as instructed by the departmrntal officers including Preparation of surface curing, etc complete in all floorscomplying with standard specification. ( The Colour and shade of the paint shall be got approved by the departmental officers.)

Painting the new iron works such as steel doors, Windows,Ventilators windows bars,balustrades etc, in all floor with two coats of best approved first quality and colour of synthetic enamel paint of approved quality, colour and brand (to be approved by executive engineer before use on works ) over one the existing red oxide priming coat in all floors excluding cost of priming coat etc, complete complying with Standard Specification.

Wiring with 2 x 1.5 sq.mm. PVC insulated unsheathed FRLS SC copper conductor of 1100V grade in suitable PVC rigidpipe on wall and ceiling with PVC accessories with TW switch box with 5A FT switch inflush with wall covered withhylum sheet of 3mm thick with painting of suitable colour for open PVC light / fan point (for electronic regulator) (5points per coil) (SD NO: 22)

Supply and fixing of single box type 4'36W fluorescent fitting complete with electronic ballast with TW round blocks onwall or ceiling with flu tube with PVC unsheathed FRLS Copper leads from terminals to the fitting(SD 87)

Wiring with 2x1.5 sqmm(22/0.3) PVC insulated unsheathed Sc Cu.Conductor of 1100v grade in suitable PVC rigid Pipe on Wall and celling with PVC accessories with 150x100x113mm Teak Eood Switch box for 5 A3 Pin non innter loking CS Plug With paining Suitable Colour With Continous Earth Wire Connection of 14 SWG TC Wire For Concealed P V C Plug Point.S.D 36

Supply and fixing of 40A FP isolator (MCB) with ISI mark etc., Complete.

Supply of 32A Porcelin Base Fuse Unit with ISI mark, etc., complete.

Supply of TW board 30cm x 20cm x 6.30cm etc., Complete.

P.GOPALAKRISHNAN (BID ID -1285385)