Indian Institute Of Technology Tender

Plasticised Expanding Grout Admixture Fosroc Cebex 100 @ 225 Grms/ bag of cement injection grout in concrete/RCC work structure

Providing and applying of all wall and floor junctions shall be chamfered of Haunches Size (150mm X150mm) with cement,sand,coarse aggregates(10mm down graded material) in the ratio of 1:1.5:3 admixed with integral admixture Fosroc Conplast WL Xtra @ 200ml per bag of cement, with "NITOBAND TPE Tape" on the Hauching portion fixing with approved adhesive, with two (02 nos) of tapes shall be overlapped each other, the size of the tape width 120 mm ( total width of the tape shall be 240 mm, inclusive of overlapping ) and tape shall covering the entire haunching potion etc,all complete as per manufacturer's specification.The Rate shall be include all materials, Labour, Consumables, lead, lift all tools & tackles etc.,complete and as per the directions of Engineer-in-charge.

Treating Construction Joints: Making "V" groove of size ( 20 mm X 20 mm ), removing the dust and clean the designated area and fills the prepared "V"groove surface filling with Non -Shrink material Fosroc Conbextra GP2 completely and as per the manufacturer’s Instruction. The Rate shall be include all materials, Labour, Consumables, lead, lift all tools & tackles et,.Complete, as per drawing and as per the directions of Engineer-in-Charge.

Providing and applying treatment of Tie rod holes application of NITOBOND SBR Latex bond coat on the surface by filling of Fosroc Conbextra GP2 tie rod grout as per the manufacturer specifications, the tie rod holes / weep holes on the RCC structure min of 20 mm and max of 60 mm either on the vertical (or) horizontal surface shall be completely packed with approved grout, with complete item of work inclusive of setting and curing, etc,. The Rate shall include all materials, Labour, Consumables, lead, lift tools & tackles et, Complete, as per drawing and as per the directions of the Engineer-in-Charge.

Providing and applying for filling the holes of size maximum (150mmX150mm X150mm) by using anti-shrinkage, Expanding chemical Fosroc Conbextra GP2. The Rate shall include all materials, Labour, Consumables, lead, lift all tools & tackles etc, complete item and as per the directions of the Engineer-in-charge.

Providing and laying integral cement based treatment for water proofing on the vertical surface by fixing specified stone slab 22 mm to 25 mm thick with cement slurry mixed with water proofing compound conforming to IS:2645 in recommended proportions with a gap of 20 mm (minimum) between stone slabs and the receiving surfaces and filling the gaps with neat cement slurry mixed with water proofing compound and finishing the exterior of stone slab with cement mortar 1:3 (1 cement : 3 coarse sand) 20 mm thick with neat cement punning mixed with water proofing compound in recommended proportion complete at all levels and as directed by Engineer-in-charge :

Using rough Kota stone

6 mm plaster on cement concrete or reinforced cement concrete work with white cement based polymer modified( Latapoxy of laticrete or equivalent) self curing mortar including recron construction fibres or equivalent of approved make as per the direction of Engineer-In-Charge

Surface dressing of the ground including removing vegetation and inequalities not exceeding 15 cm deep and disposal of rubbish, lead up to 50 m and lift up to 1.5 m.

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in charge.

All kinds of soil.

Cement plaster 1:3 (1 cement: 3 coarse sand) finished with a floating coat of neat cement.

20 mm cement plaster

6 mm cement plaster of mix :

1:3 (1 cement : 3 fine sand)

White washing with lime to give an even shade :

New work (three or more coats)

Brick work with common burnt clay (non modular) bricks of class designation 3.5 in foundation and plinth in:

Cement mortar 1 :6 (1 cement : 6 coarse sand)

12 mm cement plaster of mix :

1:6 (1 cement: 6 coarse sand)

52 mm thick cement concrete flooring with concrete hardener topping, under layer 40 mm thick cement concrete 1 :2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) and top layer 12 mm thick cement hardener consisting of mix 1 :2 (1 cement hardener mix : 2 graded stone aggregate 6 mm nominal size) by volume, hardening compound mixed @ 2 litre per 50 kg of cement or as per manufacturer's specifications. This includes cost of cement slurry, but excluding the cost of nosing of steps etc. complete.

Cutting holes up to 15x15 cm in R.C.C. HAVC / Electrcial trenches / tunnnels etc for passing the electrical armoured cable / wires etc. and repairing the hole by providing the PVC 100 mm sleeeves and packing the hole with lean concrete mixure as per approved methodology, and connecting the armoured electrical cable to the existing electrical pole / structure / to the nearer electrical panel board complete item. with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size), including finishing complete so as to make it leak proof.

Hiring of Concrete chipping machine for demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer - in- charge.

Dismantling of existing HVAC / Electrical Ventilators chutes / vents with GI frame and top sloped slab up to the height of the plinth level as earmarked, and repairing for raising the up to the height to a maximum 900 mm of required level as per the site topography terrain with a non-modular brick wall (class-3.5) in cement mortar 1:4 (1 cement: 4 coarse sand), and providing and laying of R.C.C. top slab with 1:1.5:3 mix (1 cement: 1.5 fine sand : 3 graded stone aggregate 20 mm nominal size ), Steel reinforcement, Centering and shuttering, including and Outside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand), finished smooth with a floating coat of neat cement on walls and slab top concrete including finishing complete so as to make it leak proof etc. complete as per standard design. Also, any dismantled materials present inside the tunnels need to be completely removed and thrown away from the underground tunnels and make the surface good for the execution of civil and other associated waterproofing works. This item includes all other incidental and operational charges, safety precautionary measures while doing the work, etc, complete and as per the direction of the Engineer-in-charge.

(a) HVAC/Elctrical Trench Vents Size up to 1.6 m length and 0.30m height

Dismantling of existing HVAC / Electrical trenches/chamber Manholes with cover CI up to the height of the plinth level as earmarked, and repairing for raising the up to the height to a maximum 900 mm of required level as per the site topography terrain with R.C.C. wall of 1:1.5:3 mix (1 cement: 1.5 fine sand : 3 graded stone aggregate 20 mm nominal size), including Steel reinforcement, Centering and shuttering with the complete item of the work, and outside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand), finished smooth with a floating coat of neat cement on side walls and slab top concrete including finishing complete, and the CI manhole cover shall be fixed appropriately to the existing chambers, so as to make it leak-proof, etc. complete as per standard design. Also, any dismantled materials present inside the tunnels need to be completely removed and thrown away from the underground tunnels and make the surface good for the execution of civil and other associated waterproofing works. This item includes all other incidental and operational charges, safety precautionary measures while doing the work, etc, complete and as per the direction of the Engineer-in-charge.

(a) HVAC/Elctrical Trench/chamber Manholes size of Dia up to 1.0 mt and raising height above ground level upto 0.9m

Providing and laying non-pressure NP2 class (light duty) R.C.C. pipes with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete :

300 mm dia. R.C.C. pipe

Constructing brick masonry chamber for underground C.I. inspection chamber and bends with bricks in cement mortar 1:4 (1 cement : 4 coarse sand) C.I. cover with frame (light duty) 455x610 mm internal dimensions, total weight of cover with frame to be not less than 38 kg (weight of cover 23 kg and weight of frame 15 kg), R.C.C. top slab with 1:1.5:3 mix (1 cement : 1.5 fine sand : 3 graded stone aggregate 20 mm nominal size), foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand), finished smooth with a floating coat of neat cement on walls and bed concrete etc. complete as per standard design:

Inside dimensions 455x610 mm and 45 cm deep for single pipe line :

With common burnt clay (non modular) bricks of class designation 3.5

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:

1 :4:8 (1 Cement : 4 coarse sand (zone-Ill) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)