Construction of Additional Drug Warehouse at Anna Nagar (Chennai)

Amount

Earth work excavation (narrow) for foundation in all 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 officers with an initial lead of 10 mts and initial lift of 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.

Earth work open excavation in all 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 excavated earth with a lead of 10 mts. within the compound in places shown by the departmental officers and clearing and levelling the site, etc., complete complying with standard specification complying with standard specification.

Dismantling, clearing away and carefully stacking materilas useful for re-use for any thickness of walls. Brick / Stone masonry in cement mortar walls under 3m high

Supplying and filling in foundation, basement, etc with filling crushed stone sand in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Supplying and filling in foundation and basement with Gravel in layers of not more than 15cm.thick well rammed, watered and compacted etc., complete complying with standard specification.

Cement Concrete 1:5:10 (One Cement, Five sand and Ten 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

Drilling 500mm dia bored Cast in situ pile in all types of soil and laying of Ready mix Concrete of Grade M 25 including hire charges for machinery, placing of reinforcement cage in bore hole in correct position, cost of boring to the required depth with Bentonite solution with temprory casing of required length, conveyance of RMC to site and pouring concrete using Tremie pipes, conveyance of all materials to the site including all tools and plants, shifting the plants and equipments from one point to another, excavation of mud pits for circulation of Bentonite solution, closing the mud pits to original level and mud removal with initial lead and lift but including dismantling the concrete above the cut off level etc complete as directed by the departmental officers including socketing.labourcharges, bentionte powder, laying charges for concrete mut exculding cost& fabrication of reinforcement grills etc all complete.

Providing and laying in position , standardised concrete mix M-25 grade in accordance using 20mm with IS:456-2000 ,and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 350kg/ms and maximum water cement ratio of 0.5, including admixture (plasticiser/super plasticiser) in recommended proportions as per IS:9103 to accelerate , retard setting of concrete , improve workability without impairing strength and durability with about 5 cu.m 7730 kg of 20mm machine crushed stone jelly and with about (3.3 cu.m) 5156 kg of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7676kg of sand but excluding cost of reinforcement grill and fabricating charges , centering and shuttering and also including laying , vibrating with mechanical vibrators, finishing , curing, etc. and providing fixtures like fan clamps in the RCC floor/roof slabes wherever necessary without claiming extra , 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 requirements of IS standards. (No seperate payment will be made by the department for the excess usage of materials).

Foundation and basement

Ground floor

First floor

Cement concrete 1:3:6 (one cement, three sand and six aggregate) using 20 mm metal for foundation and flooring using hard broken granite stone jelly including dewatering, shoring, strutting wherever necessary and curing etc. complete complying with standard specification.

for Ground Floor

first floor

Brick work in following Cement Mortar using Fly Ash Bricks of 230 x 110 x 70mm size conforming to IS:12894-1989 Class designation not less 50 kg./ sq.cm. average compressive strength in cement mortar 1:5 for load bearing structures for foundation and basement and for superstructure including curing, etc., complete complying with standard specifiction.

Fondation and basement

For Ground floor

For First floor

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)

For plane surfaces such as R.C.C. floor slab, roof slab, beams, lintels,bed blocks,landing slab,waist slab,portico slabs and beams,etc

For Column footings, plinth beam bed blocks templates staircase, steps piers raft beam raft slab etc.,

For plane surfaces such as rectangular or square RCC columns, sunshades, top and bottom slab of RCC boxing, etc.

For Circular Columns

Providing additional strutting to centering of RCC slabs of plain surface for every additional 1.0 metre height or part thereof but not less than 30 cm, over the initial 3.00 metre height from floor level using casurina props of 10cm to 13cm dia including cross bracing etc., complete complying with standard specification and as directed by the department officers.

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)

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

Special ceiling plastering and finishing the exposed surface of all RCC items of work such as slabs, beams, sunshades, facia, canopy slab, staircase waist slab, landing slab etc., with Cement Mortar 1:3 (One Cement and Three Sand) 10mm thick including hacking the surfaces, providing cement mortar nosing, beading for sunshades, staircases, steps, landing slabs and curing, etc., in all floors complying with standard specification 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 putty, wherever required etc., complete complying with standard specification.

Paving the floor with kota stone slab of size 600 x 600 of 18 / 20mm (un-polished) in all floors laid in of cement mortor 1:3 (one cement three sand), 20mm thick and pointed with colour cement neatly including polishing with polishing stone and oxalic acid etc., so as to perfectly smooth and glossy and including hire charges for polishing machine and power consumption charges 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.

Providing & Fixing Staircase hand rail made out of 50.80mm dia stainless steel tube of 1.60mm thick at required locations to a height of 1000mm from finished floor level, welded to 38.10mm dia S.S.tube post of 1.60mm thick as vertical at 1m centre to centre with 3 nos of 25.40 mm dia horizontal S.S.tubes of 1.60mm thick in between as per details shown in the drawing and as directed. Rate shall include for grouting into concrete with necessary supporting arrangements in hand rail vertical and in floor, welding the base cup of post into slab reinforcement polishing.buffing and protecting the hand rail surface etc.complete as directed by the departmental officers.

Providing Granolithic floor finish of the following thickness with plain cement concrete 1:2:4 (One Cement, Two 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 specification and as directed by the deparmental officers.

Paving the Top of Roof with Solar Reflective Ceramic Tiles ( Required Design ) of 305x305x7mm thick of approved quality and colour laid in Cement Mortar 1:3 ( One Cement and Three M-sand ) 12mm thick and pointed with tile grout ( Nitotile Grout or equivalent ) and cement in the ratio of 1:3 for joint, 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).

Supplying and fixing in position best approved quality of 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. (a)160 mm dia

Fabricating Supplying and Fixing of N type Ventilator with outer farame 25 x 25 x 3 mm MS angle and 12 x 3 mm MS plate for supporting the frame and 75 x 2.5 mm 10 kg weld mesh for airation, and 3mm pin headed glass for ventilation as per drawing. etc., all complete has directed by the department officers

Providing and fixing in position M.S Rolling shutters of approved make made of required size 18 gauges MS locks interlocked together through their entire length and jointed together at the end by end locks mounted on specially designed pipe shaft with brackets side guides and arrangement for inside and outside locking with push and pull operation complete including the cost of providing and fixing necessary 275mm long unispring 2 and MS top cover of required thickness for rolling shutters.

Manufacturing, supplying and fixing M.S. grill for Windows and Gate etc, including priming coat

Fabrication, supplying and fixing of Steel door made out of 40x40x6mm M.S. angle section @ 3.50 kg/m used for outer frame and shutter made out of 35 x 35 x 5 mm M.S. angle section @ 2.60 kg/m with necessary stiffener 32 x 6mm. A tie bar of 32 x 6mm M.S. flat is used in bottom of frame in order to avoid twisting of door frame. The shutter and provided with required locking facilities and M.S. furniture fittings such as hold fast, hinge, tower bolt and aldrop. The cost is inclusive of cutting the members, welding, grinding, one coat of priming coat using best approved quality red oxide primer, dismantling of walls/ concrete if necessary, fixing and finishing the dismantled portion or original condition etc., complete complying with standard specification and as directed by the departmental officers.

Painting New Iron works for grills and steel balustrades etc. with two coats of approved quality and colour of synthetic enamel paint over existing priming coat etc. including scrapping and preparation of surface and cost of brush, scaffolding and complying with standard specification (The quality and colour of paint to be approved by EE before use on works).

Providing pre construction antitermite treatment using approved chemicals as per IS 6313 part 2 of 1981. The rate shall include all materials and labour for preparing the area for treatment, spraying antitermite chemical solution for foundation before laying foundation. Spraying of termicide (0.5%) concentrate solution to the grade beam level and brick masonry in in contact with back fill earth. Spraying termicide solution on sand for the flooring before laying the concrete. The treatment should be carried out on the sand filling in basement after leveling operation over making crow bar holes at 30cm intervals to a depth of 23cm in the outer periphery of the building on chemical poured inside the holes and closed after treatment.

Supplying and providing guard rail at loading &unloading platform with 100x45mm channel and 100x37.5 mm seasoned country wood fixed over MS channel as per drawing, as specified by the Departmental Officer.

Constructing rain water harvesting pit of size 1 x 1 x 1.2 m in B.W 23 cm thick wall with necessary earth work, using cm 1:5 foundation sand filling 10 cm thk, pcc 1:5:10 10 cm thk, size 1 x 1 x 1.2 m and necessary inner and outer plastring with cm 1:5 12 mm thk, and filling with filter media 30 cm thk of sand, coarse aggregate and rcc cover slab 20 mm thk., excluding cost of reinforcement

Suplying and fixing of MS Ladder height of 7.2m length using main frame 50 x 50 x 6 mm (4.7kg/m) L angle and footrest in 35 x 35 x 3mm L angles at the interval of 30 cm center to center and necessary handrails in 50mm dia ms pipe at suitable supports from the main frame and suitabe painting, includes cost of materials, lobour charges, fixing charges, fabrication charges, etc all complete.

Finishing the expansion joint of connecting corridor with 20mm thk. Polyethylene foam and covered top and bottom with poly sulphide sealent as directed by the departmental officers

Paving the floor with cement based hydraulically pressed anti-skid flooring tiles (Like Eurocan tiles) in all floors with pattern design of size 305 x 305 x 20mm of approved quality and colour set in cement mortar 1:3 (one cement and three sand) 20mm thick and pointing with white cement mixed with colouring pigments to full depth of tiles perfectly and neat finishing the joints and curing. The rate shall be inclusive of cost of tiles, taxes, incidental charges, transportation charges and labour charges for fixing the tiles, neat finishing the joints, curing, as directed by the departmental officers etc., complete complying with standard specification. The tiles should be got approved by the departmental officers before use on work.

UPVC Window Specification: Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Windows of casement type (open) from the profile the size of outer frame 60mm x 58mm and shutter profile are reinforcement with GI/1mm 125GSM and 100% corrosion free, the profiles are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with over all the edges of frame and shutter the shutter will be provided with Espag multi power point locks and also it operates as handle. The corners and joints should be welded and cleaned. Radiations free pin headed plain or brown colour glass 4mm thick should be provided to the shutter and it should not allow leakage of water even at most ranging storms and should have key lockable action, security protective hinges, strong locking systems and as per size for arresting noise and energy loss. The connecting mechanism between sash and outer frame that enables opening of the window. The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames. The window should be got approved from the Executive Engineer before use on work

Providing Polymer Coating (Water Proof Coating) for sunken Portion of toilet with following specification and the surface shall be cleaned to remove all dust, foreign, matters lose materials or any other deposits of contamination by rubbing with wire brush. Slurry: Dry blend and polymer liquid blend shall be mixed into the desired ratio as per recommendation of the supplier. The mix shall be stirred throughly until no bubbles remain in the mix. Any lumps found in mix shall be removed. Apply first coat of polymer modified cementitious slurry by brush on wet cleaned surface. After drying, second coat shall be applied on the first coat as directed by the departmental officers etc. The rate inclusive of cost of materials and labour, etc., complete.

Supplying and fixing with approved best quality Jet Black Granite Slab (Super Fine Polished with Machine cut Edges) of sizes 4'0''x2'0'' and above 18mm to 20mm tk of approved colour, shade and quality laid in cement mortar 1:3 (one cement and three sand) 20mm thick in all floors and the top pointed with the white cement mixed same colour pigments etc., complete complying with standard specification.

Providing and laying Granular Sub Base by providing coarse graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with vibratory roller to achieve the desired density, complete as per Clause 401.

Providing and laying spreading and compacting graded stone aggregate to Wet Mix Macadam(WMM) specification including premixing the material with water at OMC in machanical mix plant carriage to mixed material by tipper to site laying in uniform layers with paver in sub base / base course on well prepared surface and compacting with vibratory roller to achieve the desired desity complete as per clause 406 of MORT & H specifications.

Providing Groove cutting in flooring concrete for 10mm width and 20cm depth and filling the groove with combination of Anabond Tuffseald 2G and bitumen tar including cost of all materials and labours etc complete. @3M interval

PSK ENGINEERING CONSTRUCTION AND CO (BID ID -1294536)

HariRam Constructions (BID ID -1298224)

K SARASWATHI AND CO (BID ID -1291421)

K. BASKARAN & CO (BID ID -1297361)

vivek vijay and company (BID ID -1291428)

Rajam Engineering Contractors (BID ID -1287839)

Shree Shivane Construction (BID ID -1290671)

PRIDE CONSTRUCTIONS (BID ID -1295171)