Construction of RCC Drain from the Front of Siang Hostel Connecting to Drain in Front of Lohit Hostel in IITG Campus

Earth work in surface excavation not exceeding 30 cm in depth butexceeding 1.5 m in width as well as 10 sqm on plan including getting out and disposal of excavated earth upto 50 m and lift upto 1.5 m, as directedby Engineer-in- Charge: All kinds of Soil

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 and for all lift.

Dismantling precast concrete or stone slabs in walls, partition walls etc.including stacking within IITG Campus : Thickness above 40 mm up to 75 mm

Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge

Brick on edge flooring with bricks of class designation 7.5 on a bed of12 mm cement mortar, including filling the joints with same mortar, with common burnt clay non modular bricks: 1:6 (1 cement: 6 coarse sand)

Providing and laying in position cement concrete of specifiethe excluding the cost of centering and shuttering - All work up to plinth level :1:1 %:3 (1 Cement: V/2 coarse sand (zone-ill) derivedfrom natural sources : 3 graded stone aggregate 20 mmnominal size derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form for Walls (any thickness) including attached pilasters,butteresses, plinth and string courses etc.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more.

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-ill) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Steel work welded in built up sections/ framed work, including cutting,hoisting, fixing in position and applying a priming coat of approved steelprimer using structural steel etc. as required. In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works

Painting with synthetic enamel paint of approved brand and manufactureof required colour to give an even shade : Two or more coats on new work over an under coat of suitable shade with ordinary paint of approved brand and manufacture

Providing and laying Non Pressure NP-4 class (Heavy duty) R.C.C. pipes including collars/spigot jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc.complete. 450 mm dia RCC pipes.

Constructing brick masonry manhole in cement mortar 1:4 ( 1 cement: 4 coarse sand ) with R.C.C. top slab with 1:1.5:3 mix (1 cement : 1.5coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size),foundation concrete 1:4:8 mix (1 cement : 4 coarse sand (zone-III) : 8graded stone aggregate 40 mm nominal size), inside plastering 12 mmthick with cement mortar 1:3 (1 cement : 3 coarse sand) finished withfloating coat of neat cement and making channels in cement concrete1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement complete as per standard design Inside size 120x90 cm and 90 cm deep including C.I. coverwith frame (medium duty) 500 mm internal diameter, totalweight of cover and frame to be not less than 116 kg (weight of cover 58 kg and weight of frame 58 kg) :With common burnt clay F.P.S. (non modular)bricks of class designation 7.5

12 mm cement plaster finished with a floating coat of neat cement of mix : 1:4 (1 cement: 4 fine sand)

Laying, spreading and compacting stone aggregate of specified sizes to WBM specifications in uniform thickness, hand picking, rolling with 3 wheeled road/vibratory roller 8-10 tonne capacity in stages to proper grade and camber, applying and brooming requisite type of screening / binding material to fill up interstices of coarse aggregate, watering and compacting to the required density .

Laying old cement cocrete interlocking paver blocks of any design/ shape laid in required line, level, curvature, colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge. (Old CC paver blocks shall be supplied by the department free of cost).