Remodelling of Flow Irrigation Scheme Bhujjal Trimbal in G.P. Khargatta in Tehsil Sihunta Distt. Chamba (H.P.)

Amount

Excavation in foundations, trenches etc., in earth work. In all kind of soil such as spade work, pick work, jumper work, blasting work in soft and hard rock chiselling / wedging out of rock where blasting is prohibited and in saturated soil etc. in all leads and lifts, stacking the excavated soil not more than 3 metres clear from the edge of excavation and then returning the stacked soil in fifteen centimetre layers, when required into plinths sides of foundations etc. consolidating each deposited layer by ramming and dewatering and then disposing of all surplus excavated earth as directed within all leads and lifts as per direction of the Engineer-in-Charge.

Excavation in drains and channels etc. in earth work including dressing of side and bed and disposing of excavated earth all leads and lifts disposed earth to be levelled and neatly dressed such as pick work, jumper work, within all leads and lifts as per the direction of Engineer-in -Charge.

Excavation in earth work and disposal of all excavated earth such as pick work, jumper work, blasting work in hard/ soft rocks, including dewatering in saturated soil upto all leads and lifts disposed earth to be levelled and neately dressed within all leads and lifts as per the direction of Engineer-in -Charge.

Providing and laying cement concrete 1:6:12( 1 cement : 6 sand: 12 graded stone aggregate 40mm nominal size) and curing complete excluding cost of form work in foundation and plinth within all leads and lifts as per the direction of Engineer-in-Charge.

Randum rubble masonery / polygonal rubble masonery (uncoursed/ brought to courses) with hard stone of approved quality in foundation and plinth including levelling up with cement concrete 1 : 6 :12 ( 1 cement : 6 Sand :12 graded stone aggregate 20mm nominal size) in cement mortar 1 :6 (1cement :6 sand) in breast walls and retaining walls within all leads and lifts as per the direction of Engineer-in-Charge.

Construction of dry rubble masonery in brest wall and retaining walls revetment walls and parapets etc.within all leads and lifts as per the direction of Engineer-in-Charge.

Providing and laying cement concrete 1:4:8 ( 1 cement : 4 sand: 8 graded stone aggregate 40mm nominal size) and curing complete excluding cost of form work in foundation and plinth within all leads and lifts as per the direction of Engineer-in-Charge.

Providing and laying cement concrete 1:3:6 ( 1 cement : 3 sand: 6 graded stone aggregate 20mm nominal size) and curing complete excluding the cost of form work and reinforcement for reinforced concrete (Skin Reinforcement) work in:-

In walls ( any thickness but not less than 0.10 metre thickness) attached pillasters, buttresses plinth and string cources etc. from top of foundation level up to floor two level within all leads and lifts as per the direction of Engineer-in-Charges.

Providing and laying cement concrete work 1 : 2 : 4 ( 1 cement : 2 sand: 4 graded stone aggregate 20mm nominal size) and curing complete excluding cost of form work and reinforcement for reinforced concrete work in:-

Foundations, footings bases of columns and the like mass concrete within all leads and lifts as per direction of Engineer-in-Charge.

Wall (any thickness but not less than 0.10 metre thickness) attached pilasters, buttersses, plinth and string courses etc. from top of foundation level upto floor two level within all leads and lifts as per the direction of Engineer-in-Charge.

Providing and laying cement concrete work 1 : 2 : 4 ( 1 cement : 2 sand: 4 graded stone aggregate 20mm nominal size) and curing complete excluding cost of form work and reinforcement for reinforced concrete work in:-

Foundations footings, bases of kuhl, channel, and the like mass concrete within all leads and lifts as per direction of Engineer-in-Charge.

Walls of kuhl / channel (any thickness but not less than 0.10 metre thickness) attached pilasters, buttersses, plinth and string courses etc. from top of foundation level upto floor two level within all leads and lifts as per the direction of Engineer-in-Charge.

Providing form work with steel plates 3.15 milimetre thick welding with angle iron in frame 30x30x5 milimetre, so as to give fair finish including centering, shuttering strutting and propping etc. with wooden battens and ballies, height of propping and centring below supporting floor to ceiling not exceeding 4 metres and removal of the same for in-situ-reinforced concrete and plain concrete work in:-

Vertical surfaces such as walls (any thickness) partitions and the like including attached pillasters, buttresses, plinth and string courses and the like within all leads and lifts as per the direction of Engineer-in Charge.

Providing form work with steel plates 3.15 milimetre thick welding with angle iron in frame 30x30x5 milimetre, so as to give fair finish including centering, shuttering strutting and propping etc. with wooden battens and ballies, height of propping and centring below supporting floor to ceiling not exceeding 4 metres and removal of the same for in-situ-reinforced concrete and plain concrete work in:-

Vertical surfaces such as walls of drain /chnnels (any thickness) partitions and the like including attached pillasters, buttresses, plinth and string courses and the like within all leads and lifts as per the direction of Engineer-in Charge.

Providing tor steel reinforcement for R.C.C. work including bending, binding and placing in position complete upto floor two level within all leads and lifts as per the direction of Engineer-in- Charge.

Providing & fixing 5mm thick M.S. plate V notch 90 degree the weight of notch 30.97 kgs. complete in all respect within all leads and lifts as per the direction of Engineer-in -Charge.

Providing and fixing M.S. Nakka plate / Control gate 5mm thick the wight of gate not less than17.90 Kgs. complete in all respect within all leads and lifts as per the direction of Engineer-in -Charge.

Providing, Laying, Jointing and testing of MSERW pipe of 200mm nominal diameter with circumferential butt joints by electrical arc gas welding (welding thickness shall be equal to pipe wall thickness) conforming to IS:3589-2001 (latest up to date amendments) YST: grade 410 having wall thickness 4.80 mm as specified below, suitable to with stand required hydraulic test pressure in random length 5.50 to 6.00 meter, including manufacturing/ fabrication of reducers/tapers, tee, all short pieces, bends of required degree as per site requirement made from the parent pipe which shall include all operations such as cutting, welding, jointing and laying of pepsin excavated trenches to ensure required level complete in all respect to the entire satisfaction of the Engineer in Charge. The fabricated bends shall have 3-4 cuts of radius not less than 5 times of dia of pipe to meet the code requirement with welding of all pieces as per code requirement. The pipe shall be factory galvanized (Zinc coating both inside and outside) as per relevant IS standard and anticorrosive treatment for damaged portion of pipes and specials (if damaged during laying and jointing operation of pipe) shall be provided by applying two coats of anticorrosive bituminous paint over a priming coat as per AWWA specification C: 203 - 1978. The welding electrodes shall be as per IS: 814-1991. The rates also includes entire carriage of material flushing. cleaning, & hydraulic testing, DP testing of butt welded joints complete in all respects and to the best satisfaction and direction of Engineer in Charge within all leads and lifts as per the direction of Engineer-in-Charge.

SATISH KUMAR DHIMAN