Delhi Development Authority Tender

Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) upto plinth level with : a ) Cement mortar 1:6 (1 cement : 6 coarse sand)

Stone work (machine cut edges) for wall lining etc. (veneer work) upto 10 metre height, backing filled with a grout of average 12 mm thick cement mortar 1:3 (1 cement : 3 coarse sand) including pointing in white cement mortar 1:2 (1 white cement : 2 stone dust) with an admixture of pigment matching the stone shade : (To be secured to the backing and the sides by means of cramps and pins which shall be paid for separately) : a) Gang saw cut stone (i) 30mm thick Red sand stone/ White sand stone

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

12 mm cement plaster of mix : a)1:6 (1 cement: 6 coarse sand)

Pointing on stone work with cement mortar 1:3 (1 cement : 3 fine sand) : a)Raised and cut pointing

Finishing walls with water proofing cement paint of required shade : a) New work (Two or more coats applied @ 3.84 kg/10 sqm)

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : a) Two or more coats on new work

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : a) One or more coats on old work

Finishing walls with water proofing cement paint of required shade : a) Old work (one or more coats @ 2.20 kg/10 sqm) complete.

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. a) Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Demolishing stone rubble masonry manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge : (a) In cement mortar

Dismantling chain link fabric fencing (mesh size 50X50mm, made of 4mm dia GI wire) including making rolls and stacking within 50 metres lead etc. complete as per direction of Engineer-in-Charge.

Deduct for disposal of dismantled/unserciceable scrap of MS iron, Jali, pipes, sections etc. from the site i/c all labour, cartage etc. complete; as per direction of Engineer-in-Charge

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Providing and fixing concertina coil fencing with punched tape concertina coil 600 mm dia 10 metre openable length ( total length 90 m), having 50 nos rounds per 6 metre length, upto 3 m height of wall with existing angle iron 'Y' shaped placed 2.4m or 3.00 m apart and with 9 horizontal R.B.T. reinforced barbed wire, stud tied with G.I. staples and G.I. clips to retain horizontal, including necessary bolts or G.I. barbed wire tied to angle iron, all complete as per direction of Engineer-in-charge, with reinforced barbed tape(R.B.T.) / Spring core (2.5mm thick) wire of high tensile strength of 165 kg/ sq.mm with tape (0.52 mm thick) and weight 43.478 gm/ metre (cost of M.S. angle, C.C. blocks shall be paid separately)

Providing and fixing G.I. chain link fabric fencing of required width in mesh size 50x50 mm including strengthening with 2 mm dia wire or nuts, bolts and washers as required complete as per the direction of Engineer-in-charge. a)Made of G.I. wire of dia 4 mm

Providing and laying factory made Precast concrete solid blocks of 200 mm thickness of grade M10 made of C&D waste from approved manufacturer in foundation and plinth in: Cement mortar 1:6 (1 cement : 6 coarse sand)

Providing and fixing Dust bin set consisting of two separate containers for dry and wet waste and made up of HDPE rigid material. Brand, manufacturer, colour, pattern, model etc. to be approved by the Engineer- in-Charge. (Note: -Preferably 'NILKAMAL' or equivalent).as per direction of Engineer in charge.

Providing and fixing precast concrete bench (Chair type) with back. The bench consists of 2 nos. L-shape base support in gray cement colour of thickness of 100 mm back height 1000mm & front height- 450mm, base width -620mm and 5 nos. reinforced concrete planks of in red colour size 1500 x 100x 50mm and 1 no. of reinforced concrete planks of size 1500 x 200x 50 mm, manufactured by using M-30 grade of concrete & reinforced suitable to prevent damage during handling transportation, erection and long use. All parts are joined together with galvanized nuts and bolts of suitable size. All bolts are sealed after assembly. Seating length of the bench shall be 1500 mm, seating height of the bench = 450mm and total height of the bench = 1000mm bench. Top and back planks are treated with special anti corrosive, water proof coating so as to make surfaces glossy and water proof.

Note:- In case of abnormally low bids i.e. bids below 25% of estimated cost put to tender, the lowest bidder will have to deposit an Additional Performance Guarantee (Security) (APS). This APS will be in addition to performance guarantee mentioned in clause -1 and shall be deposited in the form of FDR/BG. This APS shall be = 0.75 x estimated cost put to tender Minus tendered amount.