CLEANING AND REPAIRS TO MACHINE HOLES, SEWAGE LINES AND SUMP THROUGH MECHANICAL MEANS UNDER ZONE A , C AND D UNDER GE CHENNAI

Amount

Excavation in trenches n. exc 1.5m wide and n. exc 1.5m deep for foundation, or for shafts, wells, cesspits, manholes, pier holes etc, n. exc 10 sqm on plan getting soft/loose soil complete all as specified and as directed.

Returning filling in foundation including levelling watering and well ramming in layers not exc 25cm using excavated soil all as directed. Note:- For sewage line removal of surplus earth shall not be measured and shall be mounted over refilling.

Removing excavated soil to a distance not exc. 50m and depositing where directed at a level n.exc 1.50m above the starting point and all as directed.

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

M & L for 75 mm thick, plain cement concrete 1:3:6, type C-2 (using 40mm graded crushed stone aggregate) as in plinth protection etc, finishing surface even and smooth without using extra cement complete as specified and directed. (Note : The concrete shall be laid at a stretch n.exc 3.0 m in length and in every turning/ corners.)

Desilting of covered drains/culverts of any size and depth including removal of mud/soil/grass and removal/refixing of cover slabs on drain/culvert etc. and disposal of soil outside the MD land complete all as specified and directed

Cleaning of sewage sump of any depth and diameter by dewatering and removal of sludge by vacuum truck (by honey sucker machine) and application lime washing inside the sumps complete all as specified and directed.

Cleaning of choked water closet/gully trap/floor trap of bathroom/kitchen/ washbasin upto first manhole complete all as specified and directed. Note : (i) Complaint slip shall be collected from complaint cell of AGE B/R-I office. The time of completion of job shall be 24 hours after detailment, on failure of which a fine of Rs.500/- per day per complaint shall be affected from the contractor's dues.

Cleaning of machine holes any size and not exceeding 1.5m depth including lifting, removing sludge, water and cleaning with water including cutting grass, vegetation and bushes to a width of 60cm all around machine holes complete all as specified and directed.

All as per item ser No.9 above here-in-before but manholes of depth exceeding 1.5m but not exceeding 4.00m in depth . Note for Item No. 7, 8 & 9 : The sludge and water obtained while cleaning of manholes shall be removed with mechanical sucker machine to out side MD land. The rates quoted for items shall include the above provision also.

Rodding and cleaning of sewage pipe line with jet rodding machine by mechanical means with jet pressure pump of 100mm dia sewage line of any depth between gully traps & manholes/two adjoining manholes and removing all foreign materials and sludge completely from the pipe line and making the line functional complete including making accessibility along the manholes/sewage line all as specified and directed.

All as per item No.11 above, but for 150mm bore pipe.

All as per item No.11 above, but for 200mm bore pipe.

All as per item No.11 above, but for 300mm bore pipe.

M & L for Puncturing SWG pipe of 150mm internal dia for clearing blockages and sealing with piece of pipe and concreting around the pipe including necessary excavation complete all as specified and directed

All as per item No 15 above but 200mm dia pipe and above. Note for Item No. 15 & 16: The rate quoted shall be deemed to include necessary excavation, and earth work in any type of soil, returning and filling complete all as specified and directed.

M & L for Precast cover slab 1:2:4, type B1 using 20mm graded stone aggregate in landings, cover slabs (for manholes etc) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces set in CM 1:4 for manholes including demolition of existing cover slabs any type complete all as specified and directed. Note : Reinforcement will be measured and paid seperately. The rate is deemed to include for removal of debris outside MD Land.

M&L for mild steel TMT bars 10mm dia and over, cut to length bent to shape required including cranking, bending, spirally hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.90mm dia or securing with clips complete all as specified and directed.

Demolition of brick masonry built in cement mortar including all quoins, arches, pillars etc, but excluding ashlars facings, dressed stone work, precast concrete articles and disposing off the rubbish debris outside MD land complete all as specified and directed.

Taking down cement plaster on brick work or concrete surfaces etc including racking out joint, hacking for key, scrubbing down with water etc, and removing the debris outside MD land complete all as specified and directed.

M & L for brick work with flyash bricks straight or curved on plan exc 6m mean radius with old size brick built in cement mortar (1:4) complete all as specified and as directed.

M & L for rendering 15mm thick in CM 1:4 on fair faces of brick/concrete surface finished even and smooth without using extra cement complete all as directed.

M & L for rendering 15mm thick in CM 1:6 on fair faces of brick/concrete surface finished even and smooth without using extra cement complete all as directed.

Material and Labour for plain cement concrete (1:2:4) type B1 using 20mm graded stone aggregate as in coping, including weathering, slightly rounded or chamfered angles and throating, complete all as specified and as directed.

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

M & L for PCC 1:3:6 type C2 (using 40mm graded stone aggregate) as in concrete bed to drain pipe including packing under and haunching against the sides of pipes after they are laid and tested in for 150 mm dia pipe line and set in cement mortar complete all as specified and as directed.

M & L for 150 mm dia Salt-glazed stone ware drain pipes laid in trenches and jointed including Demolition and breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar complete all as specified and as directed.

M & L for 200 mm dia Salt-glazed stone ware drain pipes laid in trenches and jointed including Demolition and breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortar complete all as specified and as directed.

M&L for PCC 1:2:4 type B-1 using 20mm graded crushed stone aggregate in surface channels and drains including necessary formwork complete all as specified and as directed.

S&F PVC (SWR) pipes single socketed in any length with rubber ring joints laid in floors/ trenches of 110mm dia including demolition and breaking the existing pipe complete all as specified.

S&F PVC (SWR) pipes single socketed in any length with rubber ring joints laid in floors/ trenches of 75mm dia including demolition and breaking the existing pipe complete all as specified.

S & F PVC (SWR) bends with oval access door 110mm complete all as specified and as directed.

S & F PVC (SWR) bends with oval access door75mm complete all as specified and directed.

S & F PVC (SWR) junction single (single T ) equal or un equal with access door 75 mm complete all as specified and directed.

PVC (SWR) junction single (single T ) equal or un equal with access door 110mm complete all as specified and directed.

S&F in repairs plastic water closet seat cover, white closed pattern with flat bottom and cover and mild steel chromium plated or aluminium hinging device of make fixed with CI brackets of of make that shall match with existing fitting i.e, Prayag complete all as specified and as directed.

S &F Vitreous china wash down water closet, white, squatting pan Orissa pattern of size 550x440mm with integral foot rest including making necessary connections to soil pipes and flushing cistern, fixed as in repairs complete all as specified and as directed.

S & F in repairs Vitreous china wash down water closet (pedestal pattern ) white and fixed , closed pattern with flat bottom, and cover and Mild steel chromium plated hinging device (excluding fixing bolts flushing cistern and flush pipe )complete all as specified and directed.

SHREECHAKRACONSTRUCTION (BID ID -3396440)

Sri Aruna Associates (BID ID -3389106)