Laying of Sewerage line from Oxidation pond to east side of NGRI compound wall near Type I Multistoried building and repairing of damged drainges and repairing of existing sludge filtration tank in NGRI Colony at NGRI Hyderabad

Description of Items :

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared to complete the as per Instructions of Engineer-in-Charge

Excavating trenches of Pipes, cables etc. exceeding 300 mm dia but not exceeding 600 mm or required width for pipes, cables, etc including excavation for sockets, and dressing of sides, All kinds of soil, 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 by Engineer-In-Charge

Providing and laying cement 300 mm diameter RCC pipe concrete 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size) up to haunches of RCC . pipes including bed concrete as per standard design : to complete the as per Instructions of Engineer-In-Charge

Making bell mouth opening/ entrance of size For pipes 250 to 300 mm diameter or required size for drainage pipe under footpath, including providing cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) for shape of bell mouth, including plastering providing and fixing precast R.C.C./ S.F.R.C. slab including plastering with cement mortar 1:3 (1 cement : 3 fine sand) of 6 mm thickness on exposed surface of the slab & bell mouth including centring, shuttering & neat cement punning inside the bell mouth etc. all complete

Extra for every additional lift of 1.5 m or part thereof in excavation / banking excavated or stacked materials. All kinds of soil

Providing and laying 300 mm dia. RCC pipe 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) testing of joints etc. complete

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 SUB HEAD : 19.0 DRAINAGE 364 Code Description Unit Rate No. 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 precasted cement covers 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 3.5

Extra for depth for manholes Size 90x80 cm ,With common burnt clay F.P.S. (non modular) bricks of class designation 3.5

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 m and lift upto 1.5 m

Providing and placing in position 75 mm to 100mm thick factory made machine batched & machine mixed Precast RCC Rectangular perforated Covers on drains of footpath of various sizes, of M-25 grade cement concrete for RCC work, including cost of centering, shuttering, reinforcement of 8 mm dia TMT bars of Fe 500 grade @ maximum 100mm c/c on both ways , neat cement punning on finished surface, properly encased on all edges with 1.6 mm thick , 100 mm wide MS sheet duly painted over priming coat , reinforcement to be welded at edges with MS sheet and providing 2 Nos. 12 mm dia bar for hooks etc i/c cost of cartage, all leads & lift, handling at site etc. all complete as per direction of Engineer-in-Charge.

Demolishing CC road 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.

Cement concrete 1:1.5 :3 (1 cement : 1.5 coarse sand : 4 graded stone aggregate 20 mm nominal size) in pavements, laid to required slope and camber in panels and finishing with neat cement mortar with (1:5 ) as required including consolidation finishing and tamping complete

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 3.5 in superstructure above plinth level up to floor V level in all shapes and sizes,Cement mortar 1:6 (1 cement : 6 coarse sand) to complete the job as per Instructions of Engineer-In-Charge

18 mm cement plaster in two coats under layer 12 mm thick cement plaster 1:5 (1 cement : 5 coarse sand) finished with a top layer 6 mm thick cement plaster 1:6 (1 cement : 6 fine sand). To complete the job as per Instructions of Engineer-in-Charge

Half brick masonry with common Cement mortar 1:4 (1 cement :4 coarse sand) burnt clay F.P.S. (non modular) bricks of class designation 35 in superstructure above plinth level up to floor V level over layer of 1:6 cement rough plastering to complete the work as per Instructions of Engineer-In-Charge

S MADHUSUDHAN

M SUBBA RAO

ROYAL ENTERPRISES

M RAGHU RAM REDDY

Tadem Reliable Services LLP