REPAIR/ REPLACEMENT OF EXISTING SEWAGE SYSTEM AND MANHOLE COVERS, BRICK WORK OF NCO ACADEMY AT DHANA MIL STN.

Amount

Excavation in trenches n.exc 1.50 mtr wide and n.exc 1.50 mtr deep an getting out in soft/loose soil from sewage line etc, complete all as specified and as directed by Engineer-in-Charge.

Returning, filling in trenches including spreading, levelling, watering and well ramming in layer n. exc 25 mm complete all as specified and directed by Engineer-in-Charge

Removal of excavated material n.exc 50 mtr and deposited, where directed at a level n.exc 1.50 mtr above the starting point, complete all as specified and directed.

Supplying and fixing of HDPE double wall corrugated (DWC) sewage pipe of 100 mm internal bore, SN-8, ISI marked as per IS-16908 Part-II, 2013 laid in trenches, jointed and tested as per manufacturer instructions including demolition and breaking up drain pipes (Salt glazed stone ware)/RCC Pipe etc set in cement mortar of any description for 100mm bore pipe, complete all as specified and directed. Make :- Gemini-Tirupati plastimatics PVT ltd, Jaipur (Raj) / Keshav Kripa Poly plast (LLP), Kishanrarh (Raj) / Supreme Ultra plus, Mumbai.

All as per item No. 4.00 above but for 150mm internal dia pipe.

All as per item No. 4.00 above but for 200mm internal dia pipe.

Cutting holes into or through brick walls built in cement mortar and making good in cement mortar 1:3 or cement concrete 1:2:4 type B-l as exc 150 sqcm and not exc 400 sqcm complete all as specified and directed.

Demolition of brick work built in cement mortar including all quoins, arches, pillar etc., complete all as specified and directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing rubbish off the premises etc., complete all as specified and directed.

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

Taking down cement plaster on brick or stone wall etc including racking out joints hacking for key scrubbing down with water etc, complete all as specified and directed.

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

Material & labour for Plain Cement Concrete type B-1 1:2:4 (20mm graded aggregate) as in Coping benching for inside manholes etc complete all as specified and directed.

Material & labour for brick work with sub class B Bricks straight on curved on plan exc 6 m mean radius built in CM (1:6), complete all as specified and directed.

Material & labour for Brick Work with Sub-Class ‘B’ Bricks (with Old Size Bricks) half brick thick, Straight or Curved on Plan to any Radius, built in Cement Mortar 1:4 complete all as specified and as directed.

Taking down Cement Plaster of any description on Brick Walls, Concrete Surfaces including racking out joints, hacking for key, scrubbing down with water, remove dust, debris/ rubbish, etc., complete all as specified and as directed.

Material & labour for rendering 10mm thick cement plaster on fair faces of brick work in CM (1:4)., complete all as specified and directed.

Supply & fixing in repairs vitreous China squatting pan, 'Orrissa' pattern, size 580mmx440mm white, with integral foot rests (excluding flushing cistern, flush pipe and waste pipe) and ‘P’ or ‘S’ trap front or back inlet including concrete bedding, complete all as specified and directed.

S & F in repairs vitreous china wash down water closet (pedestal pattern), white including thermoplastic seats and covers of grade 2 type, flat with hinging device of bronze or brass with nickel chromium plating, fixing bolt, connector to flush pipe and making connections to flush pipe, connector to branch soil pipe and anti syphonage pipes etc. including sealing the joints and making leak proof using sealant with chromium plated jet arrangement with 1.00 mtr long flexible pipe for fixed with suitable system, complete all as specified and as directed by Engineer-in-Charge.

Supply & fixing 10 ltr capacity PVC valve less, Symphonic action type flushing cistern, Low level, white with inlet, ball valve float and handle including bracket including PVC connection fixed in repair complete all as specified and directed by Engr-in-Charge.

Material & labour for Non-skid ceramic colour tiles 7 to 8 mm thick, (square/rectangular), area of each tiles 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 with the colour of the tiles over and including 15 mm thick screed bed in cement sand mortar 1:4 complete all as specified and as directed.

Material & labour for glazed ceramic tiles in vertical surfaces 300 x 450 x 7 mm thick set and jointed in neat cement slurry and pointed in white or coloured cement to match colour over 10mm thick rendering in CM (1:4) complete all as specified and directed.

Supply & fixing factory made precast (SFRC) cover slab, Square/rectangular/circular in shape and size as required and ordered of medium duty of 75 mm thickness, ISI marked with load carrying capacity of 5T/Sqm, complete all as specified and as directed.

Demolition of reinforced cement concrete (reinforcement cut as required to facilitate demolition) of any description and in any position, above or below ground floors, not otherwise specifically provided for complete all as specified and as directed.

M & L for precast reinforced cement concrete 1:2:4 (Using 20mm graded crushed stone aggregate) as in cover slab of manholes, septic tanks, etc., set in cement mortar (1:4) including necessary forms, moulds etc., complete all as specified and as directed.

M & L for mild steel TMT bars 10 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 0.9 mm dia or securing with clips and including welding has to be done with minimum 20 cm over lap for new and old of any height. Complete all as specified and as directed.

Material & labour for sunken floor treatment as in following precedence (i) Provide 40mm thick PCC 1:2:4 type B-0 using 12.5mm graded crushed stone aggregate as in sub base and provide 40mm dia GI pipe med gde as in (spout) of 600mm long as in sunken portion. (ii) The treatment of existing sunken floor is to be dismantled upto full depth of Sunken RCC Slab and the surfaces both vertical and horizontal shall be cleaned by removing all loose mortar, dirt, dust etc. by chisel, hammer, wire brush/Jute Brush and Air Blower machine then apply two coats of elastomeric compound viz back bond WPC-30 over one coat on neat primer i.e. Super latex be applied on clean surface. (iii) Then rendering 15mm thick in CM 1:3 using liquid water proofing compound @ rate 200 ml per 50 Kg bag of cement on horizontal and vertical surfaces of sunken portion. (iv) Then fill the remaining sunken portion with PCC 1:5:10 using brick aggregates including fixing sanitary items requiring embedding in cement concrete. (v) The sunken floor tested for leakage/seepage by ponding it with water for minimum 48 hrs. To ensure that there shall not be any seepage/dampness in the slab as seen underneath and side.

NOTE :- SCHEDULE OF CREDIT (Amount shall be deducted offline from the total quoted amount to workout the net contract sum to be considered for acceptance.) [(-) Rs 5515.00 /- ]

M/s arjeet singh ahluwalia

siddhant construction

Pandey Construction and Engrs