Maintenance of buildings Partial replacement of sewage lines at G-Hostel and F- Hostel in UoH campus

Amount

1) The estimated amount is exclusive of GST. 2) The Bidder should quote basic rates exclusive of GST and quote GST percentage separately. GST should be revised from time to time.

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth upto 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m All kinds of soil Pipes, cables etc. exceeding 80 mm dia. But not exceeding 300 mm dia

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

Providing and fixing square-mouth S.W. gully trap class SP-1 complete with C.I. grating brick masonry chamber with water tight C.I. cover with frame of 300 x300 mm size (inside) the weight of cover to be not less than 4.50 kg and frame to be not less than 2.70 kg as per standard design: 180x150 mm size P type With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

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 : 1.5 coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size), foundation concrete 1:4:8 mix (1 cement : 4 coarse sand (zone-III) : 8 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (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 90x80 cm and 45 cm deep including C.I. cover with frame (light duty) 455x610 mm internal dimensions, total weight of cover and frame to be not less than 38 kg (weight of cover 23 kg and weight of frame 15 kg) : With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Constructing brick masonry circular manhole 1.52 m internal dia at bottom and 0.56 m dia at top in cement mortar 1:4 (1 cement : 4 coarse sand) inside cement plaster 12 mm thick with cement mortar 1:3 (1cement : 3 coarse sand) finished with a floating coat of neat cement, foundation concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) and making necessary channel in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement, all complete as per standard design 2.30 m deep with SFRC Cover and frame (heavy duty HD- 20 grade designation) 560 mm internal diameter conform- ing to I.S. 12592, total weight of cover and frame to be not less than 182 kg. fixed in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) including centering, shuttering all complete. (Excavation, foot rests and 12 mm thick cement plaster at the external surface shall be paid for separately) : With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Making plinth protection 50mm thick of cement concrete 1:3:6 (1 cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources) over 75mm thick bed of dry brick ballast 40 mm nominal size, well rammed and consolidated and grouted with fine sand, including necessary excavation, levelling & dressing & finishing the top smooth.

Providing and fixing at all floors Type B - SWR PVC pipes including all fittings such as plain and door bends, tees, elbows, equal and unequal junctions, heel rest sanitary bends, collars etc.( except floor traps/P traps) confirming to IS13592, IS 14735, including jointing with solvent and providing necessary supports, clamps/MS brackets at specified intervals. The joints of pipe and fittings shall be of drip seal jointing in exposed areas like in shafts etc. and pasted type (solvent ) for all other locations all complete and as per directions of Engineer - in - charge.MS brackets shall be paid separately. 75mm diameter

Providing and fixing at all floors Type B - SWR PVC pipes including all fittings such as plain and door bends, tees, elbows, equal and unequal junctions, heel rest sanitary bends, collars etc.( except floor traps/P traps) confirming to IS13592, IS 14735, including jointing with solvent and providing necessary supports, clamps/MS brackets at specified intervals. The joints of pipe and fittings shall be of drip seal jointing in exposed areas like in shafts etc. and pasted type (solvent ) for all other locations all complete and as per directions of Engineer - in - charge.MS brackets shall be paid separately. 110 mm diameter

KIREETI INTERIORS AND CONSTRUCTIONS

Edula Siva Nagi Reddy

KIRAN ENTERPRISES

ASHOKA CONSTRUCTIONS

HARI OM CONSTRUCTION

BIDP INDIA PRIVATE LIMITED

CIS GLOBAL INFRATECH PVT LTD