SUPPLY LAYING AND JOINTING OF SEWER LINE AND ITS APPURTANENT WORKS IN ARIHANT VIHAR AND NEW VISHNU GARDEN KANKHAL HARIDWAR

Amount

Dismantling cement concrete pavement by manually / mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Excavation of earth mechanical means / manually depth upto 1.5 mt. Below G.L. for laying of sewer line, manholes, Gully pits, Chambers, sumps etc. in ordinary soil(earth,sand loam and clay) including cutting of joints, pits, trimming, dressing, levelling refilling of trenches in 20 cm layers,watering and ramming the same including removal of surplus earth or other dismantled material up to a distance of 50 meters from the center of trenches. Excavation in ordinary soil.

0 mt to 1.5 mt B.G.L

1.5 mt to 3.00 mt B.G.L

3 to 4.5mt. B.G.L

Excavation in Soil mixed with morem, shingle, kankar requiring use of specials T&P

0 mt to 1.5 mt B.G.L

1.5 mt to 3.00 mt B.G.L

3 to 4.5mt. B.G.L

Disposal of excavated excess earth away from the site including conveyance of material up to an average lead of 8 Km away from the site of work / out of Municipal area including loading & unloading etc complete as directed by the engineer-in-charge.

Carting of excavated earth to identified place and recarting the same by head load where sufficient width of road is not available for stacking of excavated earth average lead 120 mtr.

Provide & fix open timbering (covering1/3rd of surface area by planks), in trenches for the depth upto 3 mt. Below ground level consisting of 40mm thick approved country wood planks for poling board 125mm × 75mm Indian Salwood walers and 100mm dia Sal ballies for strurts at 1.50m c/c including removal after laying of sewer both sides of trenches will be taken as one side for the purpose of payments & measurements i.e. area equals to length x depth of trenches. Dismantled timbering materials will be the property of the contractor.

a) 1.5- 3.0 mtr B.G.L.

Provide & fix close timbering in trenches for the depth from 3-6 mt. Below ground level consisting of 50mm thick country wood planks 150mmx75mm indian salwood walers and 125mm dia sal ballie for strurts at 1.50m percent including removal after laying of sewer(both sides of trenches will be taken as one side for the purpose of payments & measurements i.e. area equals to length x depth of trenches. Dismantled timbering materials will be the property of the contractor.

a) 3.0-6.0 mtr B.G.L.

Providing and laying of Granual bedding with well graded crushed rocks or gravel mixed size (upto 20mm size) including supply of all materials labour T&P etc. required for proper completion of work

0 mt to 1.5 mt B.G.L

1.5 mt to 3.00 mt B.G.L

3 to 4.5mt. B.G.L

Supply and Lowering in trenches, aligning, laying & jointing of RCC pipes NP3 class (with s/s ends) as per IS: 458 - 1988 (Amended up to date) with Rubber gaskets (EPDM/SBR) including cost of all jointing materials, testing, commissioning etc, complete as per specifications and/or as directed by Engineer. etc. jointed with stiff mixture of cement mortar in the proportion of1:2 (1 cement : 2 fine sand) including testing of joints etc.for following dia of pipe at following depth:-

200 mm dia

0 - 1.5 m depth

1.5 - 3 m depth

250 mm dia

1.5 - 3 m depth

Supply and Lowering in trenches, aligning, laying & jointing of RCC pipes NP4 class (with s/s ends) as per IS: 458 - 1988 (Amended up to date) with Rubber gaskets (EPDM/SBR) including cost of all jointing materials, testing, commissioning etc, complete as per specifications and/or as directed by Engineer. etc. jointed with stiff mixture of cement mortar in the proportion of1:2 (1 cement : 2 fine sand) including testing of joints etc..for following dia of pipe at following depth:-

300 mm dia

1.50 - 3.0 m depth

400 mm dia

1.50 - 3.0 m depth

3 - 4.5 m depth

600 mm dia

3 - 4.5 m depth

Providing of all materials, Carting from site store to site of work, Lowering into trenches with true to alignment, Laying & Jointing of full length S&S Centrifugally Cast (Spun) ductile Iron Pipes including supply of 'EPDM' rubber gaskets confirming to IS:5382-1985 with testing of pipe line complete.

400 mm dia DI K-7 pipe

PCC 1:4:8 in base of 400 mm dia D.I. K-7 pipe

PCC 1:1.5:3 in Encasement for covering of 400 mm dia D.I. K-7 pipe

Centring and shuttering including strutting, Propping etc.and removal of form for all heights : Foundations, Footing, bases of columns etc. for mass concrete

Supply of all material, labour and T&P to provide the barricading along trench during excavation and laying of pipe with eucalyptus ballies of 100mm dia in horizontal section in two rows and vertical post of 125 mm dia at 2 m C/C fastened with Nariyal rope including provision of caution board.

Provision of shifting of eclectic poles including supply of all material etc.

Provision of shifting of telephone cables and their repair other excavation of works.

Provision of Crossing of Nalas or drain diversion the same during excavation of works.

Provision for shifting and reinstatement of domestic water supply connection in the alignment including all material, labour and T&P etc.

Making connections of proposed sewer to the existing manhole chamber

Construction of Nala tapping (Arihant Vihar) arrangement including Supply of all material and labour T & P etc. Complete

Supply of all materials, labour, T & P etc. and construct brick masonry manhole of following sizes as per drawing attached. Bed concrete of manhole will be in cement concrete 1:4:8, brick masonry in cement mortar in 1:5, channel and benching in PCC 1:2:4, 12 mm thick plaster in cement mortar 1:3 on both external and internal face, plaster to be finished smooth with a coat of neat cement on internal side, disposal of surplus soil, fixing of foot step, manhole cover with frame for following size of manhole:-

900 mm dia. of manhole upto 1.65 m depth

1200 mm dia. manhole upto 2.30 m depth

1500 mm dia. manhole upto 3.00 m depth

Addition or Substraction due to variation in Shaft for the following sizes of manhole

900 mm dia. of manhole upto 1.65 m depth

1200 mm dia. manhole upto 2.30 m depth

1500 mm dia. manhole upto 3.00 m depth

Supply of all materials, labour, T & P etc. and construct RCC manhole consisting of RCC shaft and brick masonry conical portion for following sizes as per drawing attached. Bed concrete of manhole will be in cement concrete 1:4:8, RCC in M-20 grade, brick masonry in cement mortar in 1:5, channel and benching in PCC 1:2:4, 12 mm thick plaster in cement mortar 1:3 on both external and internal face, plaster to be finished smooth with a coat of neat cement on internal side, disposal of surplus soil, fixing of foot step, manhole cover with frame for following size of manhole:-

RCC cum brick manhole 1.50 m dia and upto 4.50 m depth

Addition or Substraction due to variation in Shaft for the following sizes of manhole

RCC cum brick manhole 1.50 m dia and upto 4.50 m depth

Provide all material & construct House connecting chamber of Brick masonry with 150 mm RCC NP-3 pipe including excavation, 150 mm thick PCC of M15 in foundation. 12mm thick inside and outside plastering with CM (1:3), finished with PCC M15 flooring of 200 mm thick as per drawings, including covering of chamber by supplying and fixing MH cover 560 mm Ø. House connecting chamber of 600 mm x 600 mm x 800 mm sizes.:-

M/S Ashok kumar Jain

Ms Ankita Construction