Replacement of Damaged Sewer Lines and construction or Precast RCC Sewer Manhole Chambers Under South Division Dehradun, Uttarakhand

Rates for Replacement of Damaged Sewer Lines and construction or Precast RCC Sewer Manhole ChambersUnder South Division Dehradun, Uttarakhand.

Dismantling of flexible pavements and disposal of dismantled materials including supply of all materials labour T&P etc required for the proper completion of the work. Bituminous courses

Granular courses

Dismantling of cement concrete pavements by mechanical means using pneumatic tools breaking to pieces not exceeding 0.02 Cum in volume and stock piling at designated locations and disposal of dismantled materials upto a lead of 1000 m, stacking serviceable and unserviceable materials separately. Cement courses

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 servicable material within 50m lead as per direction of engineer in charge. Interlocking paver blocks

Providing of all materials, labour, T&P etc required for diverting and blocking of existing sewer line for execution of work and removing after completion of work.including supply of all materials labour T&P etc required for the proper completion of the work.

Excavation of earth below G.L. by manually or by mechanical means for laying of Sewers, Man-Holes, Gully Pits, Chambers etc. in soil including extra excavation below inverts, trimming & dressing of sides, levelling and back filling of trenches by excavated earth 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 and cleaning of site properly after completion of the work. Excavation by mechanical means shall be restricted upto 90 cm above invert levels at every point of excavation. Excavation from invert levels to 90 cm above shall be done by manually only. excavation in Soil mixed with morum,shingle & kankar etc. using of any specials T&P, if required. 0m to 1.5m BGL

1.5m to 3.0m BGL

3.0m to 4.5m BGL

Supply & Laying - Jointing of following dia. R.C.C. S&S pipes with rubber gaskets to the site of work, lowering the same into trenches below ground level true to alignment, making the joints with rubber gaskets and with necessary spun yarn soaked in bitumen jointing with 1:2 cement mortar in coarse sand including cost of all jointing materials and testing etc. complete but excluding excavation and backfilling of trenches upto ground level. 200 mm dia NP 3 class Pipe, 1.5m to 3.0m BGL Near Shiva Sanitary in Kanwali road ( Jhanda Zone)

Near Shiva Sanitary in Malwiya road (Jhanda Zone)

Near Angithi momos shop in Dehrakhas (Jhanda Zone)

Near Car Care Hub service centre in Dehrakhas (Jhanda Zone)

Dhrabhanga Basti Lakhibagh ( Jhanda Zone)

Mahesh chai wali gali Bhandari Bagh ( Jhanda Zone)

MDH wali gali Bhandari Bagh ( Jhanda Zone)

Arya Samaj Mandir Luxman Chowk (Jhanda Zone)

Mehant Road (Jhanda Zone)

Near Shiv Mandir in Reethamandi (Jhanda Zone)

Near Kanshi Ki Dairy in Reethamandi (Jhanda Zone)

Jatav ji wali gali in Indresh nagar ( Jhanda Zone)

Near Water Tank in Indresh nagar ( Jhanda Zone)

Chota Jatiya Mohalla Indreshnagar ( Jhanda Zone)

Main road front of Indresh nagar ( Jhanda Zone)

Total 200 mm dia NP 3 class Pipe, 1.5m to 3.0m BGL

Railway Colony Reethamandi ( Jhanda Zone)

Total 300 mm dia NP 3 class Pipe, 3.0m to 4.5m BGL

Providing, fixing and constructing of pre-cast RCC M-30 grade circular manholes with internal dia 0.90 m and up to specified depth having pre-cast RCC M-30 grade circular manhole cover frame (ID 0.56M, OD 0.92M, hight 0.23m), conical piece (top ID 0.56m, bottom ID 0.90m, vertical height 575mm, wall thickness 125mm), and circular rings of required heights (ID 0.90m, height 150 / 300 mm, wall thickness 125mm), below conical piece as per required depth of manhole and having steel reinforcement in all pieces of manhole @ not less than 80 kg per cum of concrete, including cast-in-situ 200 mm thick PCC of grade M-20 in foundation, CC M-20 grade in circular wall at bottom, 400G polythene sheet below PCC, wall thickness 225mm, height equal to OD of sewer pipe + 50 mm, PCC M-15 grade benching and channel portion and up to top level of sewer pipe etc complete with curing compaction and form work, supplying and fixing heavy duty SFRC manhole cover as per IS 12592, supplying and fixing plastic encapsulated MS footsteps, including cost of shuttering, steel renforcement, testing for water tightness etc complete in all respect as per approved drawing, technical specification and the direction of Employers Representative. 900mm internal diameter at bottom,0.90-1.68m depths

1200 mm internal diameter at bottom ,1.68-2.30m depths

1500 mm internal diameter at bottom ,2.30-4.95m depths

Deduction in the depth of the manhole to regulate payments for variation of actual depth of manholes in following sizes. 900mm dia ,0.90-1.68m depths

1200 mm dia ,1.68-2.30m depths

1500 mm dia ,2.30-4.95m depths

PCC 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size)

Brick masonry work in cement mortar in foundation complete excluding pointing and plastering as per drawing and technical specifications Clauses 600, 1202 & 1203 in Cement mortar 1:4 (1 cement : 4 coarse sand)

Disposal of surplus earth ,sullage, damaged pipes etc from working site to suitable place,carrying back for refilling of trenches after laying and jointing the pipes upto max distance 60 m one side,disposal of excavated earth from site to suitable place upto max distance 4 km one side including providing of all material, labour, T&P etc., complete required for proper completion of work as per instruction of Engineer in charge.

Barricating in two rows and necessary diversion of path and where as necessary with the help of ballies, ropes, flage, signal and light signal caution boards etc.upto a height of 1.8 m as per requirement including supply of all material, T&P etc. complete.

Shifting of Household Domestic Sewer connection including supply of all material ,Labour,T&P etc Required for the proper completion of the work.

Shifting /Repairing of Household water connection coming in the alignment of sewer line/manhole chambers including excavation ,refilling,supply of all material,pipes,specialsetc for sizes 15 to 20 mm,65mm,80mm,100 mm,150mm making good complete as per entire satisfaction of Engineer in charge. (Damaged during work)

Special Cleaning of manhole chambers Including dewatering, lifting of grit,sullage, mud,garbage, etc.and its disposal including all cost of barricating,labour ,T&P etc required complete for proper completion of work. Manhole chamber depth Upto 1.50 mtr

Manhole chamber depth Upto 3.0 mtr

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 for repair work RCC 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size) (for repairing work)

Qty of steel in item no 15.1( 1.5% by weight of RCC)

12 mm thick plaster with cement mortar in proportion of 1:6 cement and local sand over brick work, minimum thickness not to be less than 10 mm including supply of all materials, labour T&P etc. requited for proper completion of work.

Provision for crossing sewers through existing drains coming across the alignment of sewer including making it good after laying the pipe.

Raising of manhole chambers with refixing MH cover including locating of chamber, dismantling of existing pavemenet,removing or old cover,raising of brick masonry ,CC,plastering work,fixing manholecover etc including all cost of barricating ,material ,labour ,T&P etc required complete for proper completion of work.

Construction of granular sub-base by providing well graded material, spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacting with smooth wheel roller to achieve the desired density, complete as per Technical Specification Clause 401. For Grading III Material

Providing and laying 60 mm thick factory made cement concrete interlocking paver block of M -30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with line sand etc. all complete as per the direction of Engineer-in-charge.Considering 50% of Dismentled CC interlocking Paver block.

Laying old cement cocrete interlocking paver blocks of any design/ shapelaid in required line, level, curvature, colour and pattern over and including50 mm thick compacted bed of coarse sand, filling the joints with fine sandetc. all complete as per the direction of Engineer-in-charge. (Old CC paver blocks shall be supplied by the department free of cost). Considering 50% of Dismentled CC interlocking Paver block.

Road Restoration work with PCC 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

Providing, fixing and constructing of pre-cast RCC M-30 grade circular manholes with internal dia 0.90 m and up to specified depth having pre-cast RCC M-30 grade circular manhole cover frame (ID 0.56M, OD 0.92M, hight 0.23m), conical piece (top ID 0.56m, bottom ID 0.90m, vertical height 575mm, wall thickness 125mm), and circular rings of required heights (ID 0.90m, height 150 / 300 mm, wall thickness 125mm), below conical piece as per required depth of manhole and having steel reinforcement in all pieces of manhole @ not less than 80 kg per cum of concrete, including cast-in-situ 200 mm thick PCC of grade M-20 in foundation, CC M-20 grade in circular wall at bottom, 400G polythene sheet below PCC, wall thickness 225mm, height equal to OD of sewer pipe + 50 mm, PCC M-15 grade benching and channel portion and up to top level of sewer pipe etc complete with curing compaction and form work, supplying and fixing heavy duty SFRC manhole cover as per IS 12592, supplying and fixing plastic encapsulated MS footsteps, including cost of shuttering, steel renforcement, testing for water tightness etc complete in all respect as per approved drawing, technical specification and the direction of Employers Representative 900mm internal diameter at bottom,0.90-1.65m depths

1200 mm internal diameter at bottom ,1.65-2.30m depths

1500 mm internal diameter at bottom ,2.30m-4.95 m depths

Deduction in the depth of the manhole to regulate payments for variation of actual depth of manholes in following sizes. 900mm dia ,0.90-1.65m depths

1200 mm dia ,1.65-2.30m depths

1500 mm dia,2.30m-4.95 mm depths