REPAIR REPLACEMENT TO DEEP TRUNK LINE INCLUDING MANHOLES AND ALLIED WORKS IN SECTOR A B AND C UNDER GE UTILITY AMBALA CANTT

Amount

Demolition of brick work or stone/boulder masonry, built in cement mortar including all quoins,arches, pillars, etc but excluding ashlar facing, dressed stonework and precast concrete articles complete all as specified and as directed by Engineer-in-Charge.

Demolition of concrete of any description and in any position not otherwise specifically provided for cement concrete (unreinforced) complete all as specified and as directed by Engineer-in-Charge.

Demolition of concrete of any description and in any position not otherwise specifically provided for cement concrete (reinforced) complete all as specified and as directed by Engineer-in-Charge. (Reinforcement cut as required to facilitate demolition)

Excavating in trenches, not exc 1.5 mtr wide and n.exc 1.5 mtr in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n. exc 10 sqm on plan and n.exc 1.5 mtr in depth and getting out in soft/loose soil complete all as specified and directed.

Description all as per item No 4 here-in before but exc 1.5m deep & not exc 3.00m deep .

Excavating over areas, n exc 1.5 m deep and getting out in soft/loose soil all as specified and directed.

Description all as per item No 06 here-in before but exc. 1.5 mtr and not exc.3.00 mtr deep.

Excavating over areas, exc. 3.00 mtr and not exc. 4.50 mtr deep and getting out in mud.

Important Notes for Srl Item No. 4 to 8 : (i) Bailing and Pumping out of water where required shall be carried out as per clause 3.17 & 3.18 of SSR (Part-II) of 2009. (ii) Timbering, planking and strutting if required shall be carried out as per clause 3.24, 3.24.1 & 3.24.6 of SSR(Part-I) of 2009. (iii) The earth work shall be calculated based on the level register record duly signed by the contractor and Engr-in-Charge. (iv) Sand cushioning/lean concrete will be provided for stablizing of mud strata if required (iv) The rates quoted by contractor for Srl Item No. 4 to 8 shall deemed to be included for provisions described in note (i),( ii), (iii),(iv) here-in-before. Nothing extra shall be paid on this account.

Demolition & breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in CM Internal dia of pipe 150 mm complete all as specified and directed.

Demolition & breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in CM Internal dia of pipe 200 mm complete all as specified and directed.

Demolition & breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in CM Internal dia of pipe 250/ 300/450 mm complete all as specified and directed.

M&L Concrete bed to 150mm dia drain pipes including packing under, & haunching against the sides of pipes after they are laid & tested; in PCC (1:3:6) complete all as specified and directed.

M&L Concrete bed to 200mm dia drain pipes including packing under, & haunching against the sides of pipes after they are laid & tested; in PCC (1:3:6) complete all as specified and directed.

M&L Concrete bed to 300mm dia drain pipes including packing under, & haunching against the sides of pipes after they are laid & tested; in PCC (1:3:6) complete all as specified and directed.

M&L Concrete bed to 450mm dia drain pipes including packing under, & haunching against the sides of pipes after they are laid & tested; in PCC (1:3:6) complete all as specified and directed.

M&L Reinforced concrete pipes 150mm dia, class NP3, laid & jointed complete with collars

M&L Reinforced concrete pipes 200mm dia, class NP3, laid & jointed complete with collars

M&L Reinforced concrete pipes 300mm dia, class NP3, laid & jointed complete with collars

M&L Reinforced concrete pipes 450mm dia, class NP3, laid & jointed complete with collars

M&L DWC(Double wall corrugated) HDPE pipes of size 200mm (ID dia ) confirming to IS 16098 Part-II of strength/stiffness class SN8 laid in trenches to level/gradient, jointing as per manufacturer's instructions, including jointing accessories complete all as specified and as directed by Engr-In-Charge.

M&L DWC(Double wall corrugated) HDPE pipes of size 250mm (ID dia ) confirming to IS 16098 Part-II of strength/stiffness class SN8 laid in trenches to level/gradient, jointing as per manufacturer's instructions, including jointing accessories complete all as specified and as directed by Engr-In-Charge.

Returning, filling in foundation/trenches including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick in soft loose soil complete all as specified and directed by Engineer-in-Charge.

Removing surplus excavated soil/materials to a distance not exceeding 100 Mtr and depositing where directed at a level not exceeding 1.5 Mtr from the starting point, complete all as specified and as directed by Engineer-in-Charge.

Cutting into existing manholes, for connecting new drain pipe/bend/Tee upto 150 mm bore pipe and making good to pipe or wall leak proof and rendering cutting out existing benching for and forming branch channels (1/2 round or 3/4 section) manholes and filling cut of walls by cement concrete (1:2:4) type B-1 using 20mm graded crushed stone aggregate smooth finish and reforming benching, complete all as specified and as directed.

Cutting into existing manholes, for connecting new drain pipe/bend/Tee of 200/250mm bore pipe and making good to pipe or wall leak proof and rendering cutting out existing benching for and forming branch channels (1/2 round or 3/4 section) manholes and filling cut of walls by cement concrete (1:2:4) type B-1 (using 20mm graded crushed stone aggregate) smooth finish and reforming benching, complete all as specified and as directed.

Cutting into existing manholes, for connecting new drain pipe/bend/Tee upto 300 mm bore pipe and making good to pipe or wall leak proof and rendering cutting out existing benching for and forming branch channels (1/2 round or 3/4 section) manholes and filling cut of walls by cement concrete (1:2:4) type B-1 using 20mm graded crushed stone aggregate smooth finish and reforming benching, complete all as specified and as directed.

Cutting into existing manholes, for connecting new drain pipe/bend/Tee of 450 mm bore pipe and making good to pipe or wall leak proof and rendering cutting out existing benching for and forming branch channels (1/2 round or 3/4 section) manholes and filling cut of walls by cement concrete (1:2:4) type B-1 (using 20mm graded crushed stone aggregate) smooth finish and reforming benching, complete all as specified and as directed.

M&L PCC in surface channels,benching in sewers,drains etc type B1 (1:2:4) using 20 mm graded stone aggregate complete all as specified and directed.

Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete using extra cement including forms, moulds, mitred/ stopped ends etc complete all specified and directed.

Cleaning and removing of blockage from Manholes size 2m to 6m depth incl removing the soil, roots or any other materials from the manholes working/running conditions and flushing the entire stretch with water making the stretch clean and funtional. Removal & depositing any type of sludge/debries to excavated area, spreading necessary Insecticides where sludge is deposited all as specified and directed by Engr in-charge.

M&L PCC (1:4:8) type D-2 (using 40mm graded stone aggregate) as in foundation filling and mass concrete complete all as specified and directed by Engineer-in-Charge.

Use and waste of form work to faces of walls, retaining walls, RCC circular manholes, parapets and stair cases rough finished curved surfaces of manholes etc all as specified.

Formwork to well steining & well curbs Rough finished surfaces of concrete Circular on plan

M&L reinforced cement concrete 1:2:4 type B-1 (using 20mm graded stone aggregates) as in foundations, including rafts, footings, foundations beams; plinth beams; bases for columns, etc; basement slabs, under-reamed and mass concrete complete all as specified and directed.

M&L reinforced cement concrete 1:2:4 type B-1 (using 20mm graded stone aggregates) in walls, retaining walls, basement walls, ballast walls and the like; any thickness; above top of footings; including attached pilasters and buttresses complete all as spd and directed.

M&L RCC 1:2:4 type B-1 (using 20mm graded stone aggregates) in Well steining and well curbs

S&F mild steel TMT bars 10 mm dia and over cut to length, bent to shape required, including cranking bending spirally for hopping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips.

Description all as per srl item No 37 here-in before but 6 mm to 8 mm dia.

M&L brick work with sub class ’B’ brick (For raising man holes)straight or curved on plan exceeding 6 mtr mean radius built in cement mortar 1 :4 complete all as specified and directed by Engr-in Charge.

Description all as per Srl items No 39 here-in before but except bricks.

M&L 15 mm thick rendering in cement mortar 1:3 with water proofing compound (3% by weight of cement) on fair faces of brick work or concrete surfaces. (Note- WPC shall be measured and paid separetely)

M&L 15 mm thick rendering in cement mortar 1:4 with water proofing compound (3% by weight of cement)finished even and smooth without using extra cement on fair faces of brick work or concrete surfaces. (Note- WPC shall be measured and paid separetely)

Supply only water proofing compound.

M & L providing cement concrete (1:2:4) type B1 (20 mm graded aggregate ) in lintels upto 1.5 m clear span , cills, steps; seimic and other similar bands , plinth courses, string courses, lacing courses, parapets and railing upto 60 cm in height, copings, benching, kneelers, apex stones, bed plates,water troughs and the like including weathering, slightly rounded or chamfered angles and throating, including necessary form work complete all as specified and directed.

S&F manhole cover SFRC factory made with steel frame of size 560 mm dia/square with steel frame heavy duty all as specified

S&F manhole cover SFRC factory made with steel frame of size 750 mm dia/square with steel frame heavy duty all as specified

Ashwani Kumar