REPAIRS CLEANING TO MANHOLES, DRAINS, SEWAGE LINES, SEPTIC TANKS AT TECHNICAL AREA ZONE-I AND II AT RCI HYDERABAD

Amount

M&L, 200mm bore reinforced concrete pipes, class NP2 with collars laid to falls in trenches or concrete bed, jointed with cement mortar 1:1 and testing including demolition and breaking up drain pipes (salt glazed stone ware, AC or reinforced concrete) jointed in cement mortar, demolition of PCC bed where ever required and disposal of concrete debris in low lying areas complete all as specified and directed.

M&L, 300mm bore reinforced concrete pipes, class NP2 with collars laid to falls in trenches or concrete bed, jointed with cement mortar 1:1 and testing including demolition and breaking up drain pipes (salt glazed stone ware, AC or reinforced concrete) jointed in cement mortar, demolition of PCC bed where ever required and disposal of concrete debris in low lying areas complete all as specified and directed.

M&L, 600mm bore reinforced concrete pipes, class NP2 with collars laid to falls in trenches or concrete bed, jointed with cement mortar 1:1 and testing including demolition and breaking up drain pipes (salt glazed stone ware, AC or reinforced concrete) jointed in cement mortar, demolition of PCC bed where ever required and disposal of concrete debris in low lying areas complete all as specified and directed. Note for item No 1 to 3: Excavation and earth work concrete bed will be measured and paid separately.

M&L, PCC 1:3:6 type C2 using 40mm graded stone aggregate as in concrete bed to drain pipes 200mm bore including packing under and haunching against the sides of pipes after they are laid and tested complete all as specified and directed.

M&L, PCC 1:3:6 type C2 using 40mm graded stone aggregate as in concrete bed to drain pipes 300mm bore including packing under and haunching against the sides of pipes after they are laid and tested complete all as specified and directed.

M&L, 15mm thick rendering in cement mortar 1:6, on fair faces of brick or concrete surfaces, finished even and smooth without using extra cement including taking down cement plaster of any description on brick or stone walls from any height including racking out joints, hacking for key, scrubbing down with water etc., including removal of rubbish material off the premises complete all as specified and directed.

Excavating over areas not exceeding 1.50m deep and getting out in any type of soil complete all as specified and directed.

Excavating over areas for each additional 1.50m or part thereof in depth beyond first 1.50m deep and getting out in any type of soil complete all as specified and directed.

Excavation in trenches not exceeding 1.50m wide and not exceeding 1.5m in depth for foundation, for cesspits, manholes, sewage line etc., and not exceeding 10sqm on plan and getting out in hard/dense soil complete all as specified and directed.

Excavation in trenches not exceeding 1.50m wide, depth exceeding 1.50m and not exceeding 3.00m for foundation, for cesspits, manholes, sewage line etc., and not exceeding 10sqm on plan and getting out in hard/dense soil complete all as specified and directed.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick each layer as in soil complete all as specified and as directed.

Removing excavated material/soil to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed.

Supply and laying in trenches DWC (Double wall corrugated) pipe including fittings such as couplers, bends, end caps etc., ISI marked of outer dia of 200mm and inner dia 198mm polyethylene with smooth internal and profiled external surface as in drains including taking down old pipe of any discription complete and directed.

Supply and laying in trenches DWC (Double wall corrugated) pipe and including fittings such as couplers, bends, end caps etc., ISI marked of outer dia of 300mm and inner dia 294mm polyethylene with smooth internal and profiled external surface as in drains including taking down old pipe of any discription complete and directed.

M&L, PCC 1:4:8 type D-2 using 40mm graded stone aggregate as in foundation, filling and mass concrete including demolition of existing concrete and disposal of debries complete all as specified and directed.

M&L, PCC 1:3:6 type C-2 using 40mm graded stone aggregate as in foundation, filling and mass concrete including demolition of existing concrete and disposal of debries complete all as specified and directed.

M&L, PCC 1:3:6, type B-2 using 40mm graded stone aggregate as in drain, surface channels and benching including necessary formwork including demolition of existing concrete complete and disposal of debries all as specified and directed.

M&L, PCC 1:2:4, type B-1 using 20mm graded stone aggregate as in coping and the like including necessary formwork, weathering, slightly rounded or chamfered angles and throating and other similar works including demolition of existing concrete and disposal of debries complete all as specified and directed.

M&L, 75mm thick PCC 1:3:6 type C-1 using 20mm graded stone aggregate as in plinth protection, laid in bays, bay area not exceeding 2sqm, each finishing the surface even and smooth including necessary formwork and filling the joints with mastic filling comprising 1 part of heated bitumen and 3 parts of sand (all by weight including demolition of existing concrete and disposal of debries complete all as specified and directed.

M&L, reinforced cement concrete (nominal mix)1:1/2:3 type B-1 using 20mm graded stone aggregate as in slabs supported on walls, beams and columns in floors, roof slab, landings, balconies, canopies, deck slabs and in shelves etc complete including demolition of existing concrete and disposal of debries complete all as specified and directed. Note: Reinforcement shall be measured and paid separately.

M&L, pre cast reinforced cement concrete 1:1/2:3 type B-1 using 20mm graded stone aggregate as in cover slabs including necessary form work, placed in position, set in cement mortar (1:4) including dismantling of damaged RCC cover slabs including demolition of existing concrete and disposal of debries complete all as specified and directed. Note: Reinforcement shall be measured and paid separately.

Use and removal of steel formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work; not exceeding 200mm thick (Horizontal or sloping) for fair finished surfaces of concrete, complete all as specified and as directed.

M&L, TMT bars 10mm dia and above, as in reinforcement cut to length, bent to shape required including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia complete all as specified and as directed.

M&L, TMT bars 8mm dia, as in reinforcement cut to length, bent to shape required including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia complete all as specified and as directed.

Demolition of brickwork or stone masonry including all quoins, arches, pillars, etc., built in cement mortar complete all as directed.

M&L, brickwork with sub class 'B' bricks, straight or curved on plan exceeding 6m mean radius built in cement mortar 1:6 complete all as specified and directed.

All as per item No. 26 above but except Bricks. Note: Old serviceable bricks obtained from Sl Item No 25 shall be re-used in this item.

M&L, brickwork with sub class 'B' bricks in half brick thick honey comb work built in cement mortar 1:4 complete all as specified and directed.

M&L, walling of squared rubble masonry, regular coursed secunderabad type, well bonded, bedded and solidly hearted built in cement mortar 1:6, struck flush in the same mortar as work proceeds complete all as specified and as directed.

All as per item No. 29 above but except strong Note: Old serviceable stones obtained from Sl Item No 25 shall be re-used in this item.

M&L, 15mm thick rendering in cement mortar 1:4, on fair faces of brick or concrete surfaces, finished even and smooth without using extra cement mixed with integral water proofing compound as per manufacturer's instructions complete all as specified and directed. Note: Water proofing compound shall be measured and paid separately.

Supply only integral water proofing compound (ISI marked) complete all as specified and directed.

S&F in repairs, 100 mm bore cast iron (sand cast) “P” or “S” type trap complete all as specified and directed.

S&F in repairs, Cast iron floor trap suitable for outlet of dia 75 mm with grating including jointing to waste pipe fixed in cement concrete type B-1 (1:2:4), complete all as specified and directed.

S&F in repairs, Cast iron Nahani trap suitable for outlet of dia 75 mm with grating including jointing to waste pipe fixed in cement concrete type B-1 (1:2:4), complete all as specified and directed.

S&F in repairs, PVC (SWR) Soil, Waste and Ventilating Pipe 110mm bore, single socketed, in any length with rubber ring joints fixed to walls complete all as specified and directed.

S&F in repairs, 110mm PVC (SWR) Bend any radius fixed with rubber ring joints complete all as specified and directed.

S&F in repairs, PVC (SWR) Bend 110mm bore, equal or unequal with access door and jointing with solvent cement complete all as specified and directed.

M&L, cutting existing bituminous road / hard standing for crossing of sewer lines etc., 45cm wide and 60cm deep, excavation in any type of soil/rock, returning and filling in after laying of sewer lines including well ramming, watering and making good top layer of 150mm thick with PCC 1:2:4 type B1 using 20mm graded stone aggregate complete all as directed

S&F in repairs, PVC (SWR) vent cowl, plain including jointing with solvent cement 110mm bore complete all as specified and directed.

M&L, Loose filling in layers with broken stone graded aggregate 40 to 80mm as in soakage well complete all as specified and directed.

Cleaning of manhole of any size and depth by opening cover and taking out accumulated sludge, brick bats, garbage, silt or any other foreign material, flushing with clean water, re-fixing the cover after cleaning of manhole and removing the sludge and other foreign material to a distance exceeding 50m but not exceeding 100 M and buried under ground (minimum 300mm below ground level) including excavation of pits and returning, filling in and dressing ground to slope if required, complete all as specified and as directed.

Cleaning of gully trap of any depth by opening cover and taking out accumulated sludge, garbage, silt or any other foreign material, flushing with clean water, re-fixing the cover after cleaning of gully trap and removing the sludge and other foreign material to a distance exceeding 50m but not exceeding 100 M and buried under ground (minimum 300mm below ground level) including excavation of pits and returning, filling in and dressing ground to slope if required, complete all as specified and as directed.

Cleaning of blocked WC's and soil pipe lines of any dia upto first manhole by roding or by any other means and flushing well with water after cleaning complete all as directed.

Cleaning of nahani trap of any depth by opening cover and taking out accumulated sludge, garbage, silt or any other foreign material, flushing with clean water, re-fixing the cover after cleaning of nahani trap and removing the sludge and other foreign material to a distance exceeding 50m but not exceeding 100 M and buried under ground (minimum 300mm below ground level) including excavation of pits and returning, filling in and dressing ground to slope if required, complete all as specified and as directed. Note for Sl item No.42 to 45 : 1 No of Safaiwala to be provided to attend day to day complaint on all working days.

Mechanically pumping out sewage water from Septic Tanks / Soak Wells / Sumps etc., of any size / dia by means of mechanical operated equipment / trolley mounted Browsers with taking all precautionary measures and removing water to outside MD land (working on foul condition) complete all as directed.

M&L, removal of silt, debris and vegetation etc., in RCC drain 0.90m width and depth not more than 1.0m by mechanical T&P and loading in to tractor or any other means unloading/depositing material at a distance not more than 2.50KM at low lying areas including taking out RCC cover slabs of any thickness and refixing the same all as directed by Engineer-in-Charge.

Cleaning of roofs/ slabs/ chajjas, rain water pipe, Cutting/derooting of small plants/shrubs etc from the building and removing all dust/ dry leaves/ mud etc., and making good disturbed wall/flooring surface with PCC 1:2:4 type B1, using 20 mm graded stone aggregate or in cement mortar 1:3 as per site requirement including disposal of unserviceable material to a distance not exceeding 50m all as specified and directed by engr-in-charge. Note: Measurement shall be made as Plan area of the roof and portico shall be measured for payment, cleaning of chajja shall be included in the rate of roof area

S&F in repairs, Cast Iron (grade FG 150) manhole cover / grating / gully trap etc including frame (weighing exceeding 3 Kg each) of different sizes, fixed in PCC 1:2:4 type B-0 (using 12.5mm graded crushed stone aggregate) as directed by the Engr-in-Charge.

Cutting into existing manholes for connecting new drains, making good to pipes and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B-1 (using 20 mm graded stone aggregate), finished smooth and reforming benching for 100mm bore pipe as required and as directed by the Engineer-in-Charge.

Cutting into existing manholes for connecting new drains, making good to pipes and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B-1 (using 20 mm graded stone aggregate), finished smooth and reforming benching for 150mm bore pipe as required and as directed by the Engineer-in-Charge.

Taking up old manhole cover with frame (heavy duty) and raising / refixing in proper position, set in cement mortar 1:3 and haunching with PCC 1:2:4 type B-1 (using 20mm graded crushed stone aggregate) concrete surround finished even and smooth without using extra cement all as directed by the Engineer-in-Charge.

Cleaning of master trap of depth exceeding 3 metre but not exceeding 4 metre, by pumping out deposited water, taking out accumulated sludge, silt, mud etc and removing the same at a distance exceeding 500 metre but not exceeding 1 Km (where directed), complete as directed by the Engineer-in-Charge.

Cleaning of sewage line / storm water line of 450mm bore either manually (by pushing a piece of bamboo split, tied with gunny bags at one end from one manhole to another manhole) or by mechanically operated pump including dewatering, desilting and well flushing the line with water and testing on completion complete as directed by the Engineer-in-Charge.

Cleaning of sewage line / storm water line of 300mm bore either manually (by pushing a piece of bamboo split, tied with gunny bags at one end from one manhole to another manhole) or by mechanically operated pump including dewatering, desilting and well flushing the line with water and testing on completion complete as directed by the Engineer-in-Charge.

Cleaning of existing covered / uncovered drain (of average opening width 450mm and depth 400mm, approx half of the depth filled up), by removing and refixing of cover-slab (wherever applicable), taking out accumulated silt, mud, earth, rubbish, vegetation etc from the drain and removing the same at a distance exceeding 500 metre but not exceeding 1 Kilometre where directed, washing of the drain with water complete all as directed by the Engineer-in-Charge.

Cleaning of existing covered / uncovered drain (of average opening width 700mm and depth 400mm, approx half of the depth filled up), by removing and refixing of cover-slab (wherever applicable), taking out accumulated silt, mud, earth, rubbish, vegetation etc from the drain and removing the same at a distance exceeding 500 metre but not exceeding 1 Kilometre where directed, washing of the drain with water complete all as directed by the Engineer-in-Charge.

Cleaning of existing covered / uncovered drain (of average opening width 800mm and depth 700mm, approx half of the depth filled up), by removing and refixing of cover-slab (wherever applicable), taking out accumulated silt, mud, earth, rubbish, vegetation etc from the drain and removing the same at a distance exceeding 500 metre but not exceeding 1 Kilometre where directed, washing of the drain with water complete all as directed by the Engineer-in-Charge.

Cleaning of existing covered / uncovered drain (of average opening width 250 mm and depth 250 mm, approx half of the depth filled up), by removing and refixing of cover-slab (wherever applicable), taking out accumulated silt, mud, earth, rubbish, vegetation etc from the drain and removing the same at a distance exceeding 500 metre but not exceeding 1 Kilometre where directed, washing of the drain with water complete all as directed by the Engineer-in-Charge.

Cleaning of sewage line of 200 mm bore either manually (by pushing a piece of bamboo split, tied with gunny bags at one end from one manhole to another manhole) or by mechanically operated pump including dewatering, desilting and well flushing the line with water and testing on completion complete as directed by the Engineer-in-Charge.

Cleaning of sewage line of 150 mm bore either manually (by pushing a piece of bamboo split, tied with gunny bags at one end from one manhole to another manhole) or by mechanically operated pump including dewatering, desilting and well flushing the line with water and testing on completion complete as directed by the Engineer-in-Charge.

Cleaning of sewage line of 100 mm bore either manually (by pushing a piece of bamboo split, tied with gunny bags at one end from one manhole to another manhole) or by mechanically operated pump including dewatering, desilting and well flushing the line with water and testing on completion complete as directed by the Engineer-in-Charge.

M/S K.SANJEEVA REDDY

V.H.Constructions