REPAIRS/CLEANING OF SEWAGE LINES, MANHOLES SEPTIC TANK/SOAK WELLS AND DRAINS ETC IN COLLEGE AREA AT DSSC WELLINGTON

De-sludging, Cleaning and dewatering of sludge(liquid) from septic tank through pumping set or other mechanical means including cleaning of sludge/grass/bushes and disposing off sludge in the excavated pit as directed by Engineer-in-Charge including spreading bleaching powder and filling of pit by earth complete as specified and as directed.. Note :- (i) Earth to be filled over the pit shall be filled after sufficient absorption of liquid and size of pit shall be made accordingly. (ii) To avoid any health hazard or spreading of any foul gas, bleaching powder shall be spread as directed by the Engineer-in-charge. Cost of spreading bleaching powder and excavating the earth pit and filling of earth etc shall be deemed to be included in the rate quoted under this item but supply of bleaching powder shall be measured and paid separately.

De-sludging/cleaning completely of solid sludge by pumping and or manually from inside the septic tank and removal of sludge to a distance as directed by Engineer-in-Charge and depositing the sludge in a excavated pit of appropriate size as directed duly filled up with earth in layers of 30 cm thick including spreading bleaching powder and taking out RCC manhole cover slab for cleaning and resetting in CM 1:6 after cleaning complete as specified and as directed. Note :- (i) Earth to be filled over the pit shall be filled after sufficient absorption of liquid and size of pit shall be made accordingly. (ii) To avoid any health hazard or spreading of any foul gas, bleaching powder shall be spread as directed by the Engineer-in-charge. Cost of spreading bleaching powder and excavating the earth pit and filling of earth etc shall be deemed to be included in the rate quoted under this item but supply of bleaching powder shall be measured and paid separately.

Cleaning of sewage drain pipe of stone ware pipe, RCC Hume pipe , PVC pipe of 75 mm bore by rodding with sectional sewer rod/flexible sewer rod/bucket etc thoroughly from inspection chamber to man hole or from one manhole to another manhole of any depth and size and well flushing with water after cleaning including removal of sludge and other materials obtained from cleaning the drain pipe and manhole garbage to a pit made for this purpose and filling up the earth complete as specified and as directed. Note :-(i) Cleaning of sewage line to be started from down stream side in this operation for which some pipe line gets cleaned automatically which needs to be cleaned by rodding only and hence the same shall not be measured (ii) The unit rate of the items shall be deemed to be included for the cost of removal of sludge/waste and water accumulated in manhole/inspection chamber due to cleaning of drain by rodding etc. (iii) The sludge obtained shall be deposited in an excavated pit and filled up with earth in layers of 30cm thick as directed by Engineer-in-Charge. Cost of spreading bleaching powder and excavating the earth pit and filling of earth etc. shall be included in the rate quoted under this item but supplying of bleaching powder shall be measured and paid separately. (iv) To avoid any health hazard or spreading of any foul gas bleaching powder shall be spread over each earth layers as directed by Engr-in-Charge.

All as per item No.3.00 above but bore of pipe 100mm

All as per item No.3.00above but bore of pipe 150mm

Cleaning of inspection chamber/gully trap including flushing with water or pumping air all as directed.

Cleaning Man Holes of depth upto 600 mm, any size, removing the clogged mud, musk etc and throwing the waste/ mud outside MoD land to a distance not less than 50 mtrs all as directed. Note : (1) Cleaning of manhole shall be carried out by mechanically and the rate quoted shall deemed to be included this aspect

Labour only for cleaning Man Holes of depth exc 0.60 mtr but n.exc 1.50 mtr in deep, any size, removing the clogged mud, musk etc and throwing the waste/ mud outside MoD land to a distance not less than 50 mtrs all as directed.Note : (1) Cleaning of manhole shall be carried out by manually / mechanically and the rate quoted shall deemed to be included this aspect

Labour only for cleaning Man Holes of depth exc 1.50 mtr but n.exc 3.0 mtr in deep, any size, removing the clogged mud, musk etc and throwing the waste/ mud outside MoD land to a distance not less than 50 mtrs all as directed. Note : (1) Cleaning of manhole shall be carried out by manually / mechanically and the rate quoted shall deemed to be included this aspect

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5m depth for pipes, manholes, etc not exceeding 10 sqm on plain and not exceeding 1.5 meter in depth and getting out in soft/loose soil complete as specified and as directed.

Excavating over areas not exc 1.5 m deep and getting out in hard/dense soil complete all as specified and as directed or

Demolition and breaking up drain pipes 200 mm (Salt glazed stone ware, AC or reinforced concrete) set in cement mortar and removing from site of work to a distance n.exc 100 meter complete as specified and as directed.

All as per above item no 12.00 but 150 mm bore pipes

All as per above item no 12.00 but 100 mm bore pipes

M&L for 75 mm thick PCC 1:3:6 type C-2 (using 40mm graded mechanically crushed stone aggregate) as in plinth protection/footpath, surface to be finished even and smooth without using extra cement laid in alternate bays and joint to be filled with bitumen filler complete all as spd.

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

All as per above item no 16.00 but for 150 mm bore pipe.

All as per above item no 16.00 but for 100 mm bore pipe.

M&L for 200 mm nominal dia DWCPE pipe (SN-8) pipes laid in trenches and joined complete all as specified and directed

All as per above item no 19.00 but 150 mm bore.

All as per above item no 19.00 but 100 mm bore.

Demolition of brick work built in cement mortar including all quoins arches, pillars etc but excluding ashlars facings, dressed stone work & precast concrete articles complete as specified and as directed.

M&LPrecast cement concrete block Type C1(1:3:6)(using 20 mm graded aggregate) masonry with solid solid blocks exc 10cm width and setting in mortar(1:6) completed.

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

Taking down cement plaster on brick wall/concrete surfaces etc including racking out joints hacking for key scrubing down with water etc of any thickness including Dado any description complete all as specified and as directed.

M&L for rendering 15 mm thick in cement mortar (1:6) on other than fair face of brick wall including mixing of W.P.C. and finished even and smooth without using extra cement complete as specified and directed. Note : WPC shall be measured seperately.

Supply only Inegral Liquid water proofing compound.

M&L for rendering 15 mm thick in cement mortar 1:6 on fair face of brick wall and finished even and smooth without using extra cement complete as specified and directed.

Removal of surplus soil to a distance not exceeding 50m and depositing where directed at a level n.exc 1.5m above the starting point complete as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm complete as specified and as directed.

Demolition of Concrete reinforced of any description and in any position not otherwise specifically provided for complete as specified and as directed.

M&L for precast RCC 1:2:4, type B1 (using 20 mm graded crushed stone aggregate) as in cover slab and set in cm 1:6 including necessary form work and moulds complete as specified and as directed.

Supply only bleaching powder having chlorine contents minimum 30% ISI marked of approved quality complete as specified and directed.

M&L for TMT bars 6 to 8 mm dia and over, 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 or securing with clips complete as specified and as directed.

Taking down eaves gutters and rainwater pipes (any size or pattern), including all fittinges, heads, shoes, bends, swan-necks etc including cleaning or refixing or removal to store (measured overall as fixed along the centre line over fittings and accessories)

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

S & F 110 mm bore PVC (SWR) bends with/without door of any radius complete all as specified & directed.

S & F 110 mm bore PVC (SWR) junctionsingle, (single T), equal or unequal with/without door of any radius complete all as specified & directed.

S & F 110 mm bore PVC (SWR) Vent cowl complete all as specified & directed

S & F 75 mm bore PVC (SWR) Soil, waste and vent pipes single socketed in any length with rubber ring joints fixed to walls complete all as specified & directed.

S & F 75 mm bore PVC (SWR) bends of any radius complete all as specified & directed.

S & F 75 mm bore PVC (SWR) junction single, (single T), equal or unequal with/without door of any radius complete all as specified & directed.

S & F 75 mm bore PVC (SWR) Vent Cowl complete all as specified & directed

S&F PVC floor trap with grating incl jointing to waste pipe of 75 mm dia in and including jointing with solvent cement complete all as specified and directed.

S&F in repairs vitreous china Squatting pan "ORISSA" patern of size 580x440mm white, with integral foot rests P or strap (excluding flushing cistern & flush pipe) incl provisioning of lime concrete bedding complete all as specified.

S&F in repair vitreous as china EWC white with 'P' or 'S' trap front or back inlet any pattern excluding flushing cistern & flush pipe but including plastic water closet seat black closed pattern with Flat bottom and cover and hinging device complete all as specified.

Supply only PVC valve less syphonic action type flushing cistern 10 ltrs capacity low level white with inlet, ball valve, float and handle including brackets complete all as specified.

Demolition of stone slabs and tiles of any description or thickness in floors,laid bedded and pointed in any mortar

M&L for Non - skid Ceramic coloured tiles 7 to 8 mm thick (square/ rectangular) area of each tile exceeding 0.11 sqm but not exceeding 0.18 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match including 15 mm thick screed bed or beding layer of CM 1:6 for laying of floor finises complete all as specified and as directed

M&L for Glazed coloured ceramic tiles in vertical surface 350x 250x 7 mm/ 450X 350X 7mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match including 10 mm thick backing layer of CM 1:3 for fixing of tiles on wall complete all as specified and as directed.

Demolition of cement concrete (unreinforced ) of any description and in any postion not otherwise spcifically provided etc (below or above ground level)/sunken floors,drains etc and removing debris off the site complete all as spcified and as directed.

M&L PCC 1:4:8 type D2 with 40mm graded stone aggregate as in sunken floor/toilet floor /kitchen floor concrete finished the surfaces even and fair to receive top layer all as specified and as directed.

M&L for providing and laying water proofing treatment to sunken floor portion of WC ,Bathroom etc,by applying (1) Supplying and applying single component Bitumenus Primer.(2) Supplying and applying single component , elasomeric , pitch modified Pucoating Smart care flexi seal PU with minimum elongation of 570 % and tensile strength of 2.3 N/mm2 as per ASTM D412 and shore A hardness of 40 as per ASTM D 2240. The PU coating shall have crack bridging ability of 2 mm. The system consists of applying the water proofing treatment @ 1.8 kg/sqm abd shall have a crack bridging ability of 2 mm, etc complete as per manufacturers specification.

M&L for PCC 1:2:4 type B-0 with (using 12.5mm graded aggregate) as in benching, coping fillets etc including necessary form work where ever required all complete as specified and as directed.

M&L for PCC 1:4:8 type D-2 (using 40mm graded mechanically crushed stone aggregate) as sub base of flooring 75mm thick all as specified.

M&L Chequered cement concrete coloured tiles 300mm x 300mm and 22-25 mm thick set jointed in neat cement slurry in floors with grey cement & pigment including 20 mm thick screed bed in CM 1:6 complete all as specified and directed.

Demolition of cement concrete in ground floors and paving n.exc 15 cm thick (below or above ground level) unreinforced copmlete all as specified and directed

M&L for PCC 1:3:6 type C-2 (using 40mm graded mechanically crushed stone aggregate) 75 mm thick as in hardstanding/footpath, surface to be finished even and fair including laid in alternate bays and joint to be filled with bitumen filler complete all as spd.

M&L Machine pressed precast concrete interlocking paver block with grey cement and pigment of any shape and size conforming to IS-15658-2006 of 60mm thick, M-35 Grade complete all as specified and directed

M&L for Sand filling under floors or in foundations including watering and consolidation

M&L for Preparation of newly plastered wall surfaces and applying two coats of white washing all as spd.

M&L for 75 mm thick PCC 1:3:6 type C-2 (using 40mm graded mechanically crushed stone aggregate) as in ,surface channel and surface to be finished even and smooth without using extra cement complete all as spd.

M&L for PCC 1:3:6 type C-2 (using 40 mm graded aggregate) as in surface channels and drains

M&L for PCC 1:2:4 type B-0 with (using 12.5mm graded aggregate) as in benching, coping fillets etc including necessary form work where ever required all complete as specified and as directed.

M&L for extra for forming fair finished drain or channel 30cm inner girth in cement concrete using extra cement including forms, moulds, mitred stop ends.

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