Toilet modification works in AUGF and TS Buildings at NDDP, DAE, Kalpakkam.

Amount

Dismantling tile work (thickness of tile above 25mm upto 40mm) in floors and roofs laid in cement mortar at all levels including stacking material within 50 metres lead complete all as per specifications and directed by the Engineer-in-charge.

Providing and fixing 1st quality ceramic glazed floor/wall tiles conforming to IS 15622 of approved make in approved size, shade and colour (as approved by Engineer-in-charge), free from cracks, fissures & flakes with straight edges & perfect corners fixed at right angles as per design and pattern required over a bed of 20mm thick bed of cement mortar 1:4 using crushed stone sand (in skirting, risers of steps and dados over 12mm thick bed of cement mortar 1:3 using crushed stone sand), including machine / hand cutting to required size and shape, pointed neatly with white cement mixed with coloring pigment to match colour of tile, properly finished in all respects, curing, cleaning the surface neatly at the time of handing over the area, all materials and labour complete. Note: The sample tile shall be got approved by the Architect/Engineer before procurement.

In flooring fixing with 20mm thick bedding in cement mortar 1:4 using crushed stone sand.

In Dados and skirting laid over 12mm thick backing in cement mortar 1:3 using crushed stone sand.

Dismantling of RCC works at all levels by manually / by mechanical means, including Cutting and stacking of steel reinforcement bars and disposal of unserviceable materials within 50m lead as per specifications and directed by the Engineer-in-charge.

Providing and laying plain cement concrete 1:2:4 using 25mm maximum size graded aggregates and and crushed stone sand including mechanical mixing, transporting and placing in required position, ramming, compaction, levelling, curing, shuttering, dewatering if any, complete all as per specification for levelling courses in foundation for walls, footings, floor drains etc., encasing pipes and other required works directed by Engineer-in-Charge complete all as per specifications.

Providing and laying cast insitu controlled reinforced cement concrete of specified grade at all levels and lifts mentioned below using 20mm maximum size hard granite machine crushed graded stone aggregates and crushed stone sand including weigh batching, charges for mixing & cost of admixture, mechanical mixing, transporting and placing at all lifts, vibrating, consolidating, curing and finishing smooth of all exposed faces complete for column footings, columns, lintels, sunshades, gutter slabs, beams, slabs, water tank, machine foundation and all other structural elements including dewatering wherever necessary (Formwork and reinforcement will be paid for separately) all as per specification and all as shown in drawings and as directed by the Engineer-in-charge for all insitu item. Note: 1. The rate of concrete shall include all labour, equipment, charges for mixing & cost of admixture. Chemical admixture conforming to IS 9103 shall be mixed in fresh concrete and prior permission from Engineer-in-charge shall be obtained for dosage and compatibility 2. Test certificate of cement, procured from dealer/company to be submitted for all cement related works by the Contractor. 3. The rate shall be quoted on the basis of using minimum cement per cu.m. of concrete mentioned below for relevant grade of concrete. Any upward/downward variation required to obtain the specified strength will be paid for or deducted at the rate of cement specified in Schedule F.

M30 grade with 370 kg. of cement per cu.m. of concrete upto five floors (Each floor height 3.75m)

Providing and fixing PVC low level / High level white colour flushing cistern 10 litres capacity (Hindware or approved equivalent make) with flush pipe with manually controlled device (handle lever) conforming to IS:7231, with all fittings and fixtures etc. complete as per specifications and as directed by the Engineer-in-charge.

Providing and fixing Viterious china white wash basin size 630x450mm (HINDWARE or PARRYWARE or approved equivalent) with C.I. brackets, 15mm C.P. brass pillar taps of Jaquar/Parryware or approved equivalent make, 15mm x 600mm long PVC Inlet connection, 15mm stop cock, 32mm Heavy quality C.P. brass waste coupling of standard pattern, including painting of fittings and brackets, cutting and making good the walls and testing complete all as per specifications and as directed by the Engineer-in-Charge.

Providing and fixing / embedding white vitreous Indian water closet Orissa pattern W.C. pan of size 580 x 440mm with integral type footrest of Hindware or equivalent approved make, Excluding the cost of other fittings but including all labour charges etc. complete all as per specifications and as directed by the Engineer-in-Charge.

Providing and fixing white vitreous china flat back half stall urinal size 590 x 380 x 350mm Hindware or Parryware Newmagnum model or Equivalent approved make with PVC 15mm Inlet connection, Push cock, 15mm stop cock, C.P. brass spreaders, 32mm Urinal waste coupling with Dome grating, and clamp etc. including making G.I water line connection complete all as per drawings and specifications and as directed at site. (Only G.I. pipes will be paid under relevant Item)

Providing and fixing PVC rain water downtake pipes conforming to IS:13592 Type A and PVC SWR Fittings & specials confirming to IS:14735, ‘Finolex’ or other approved equivalent make of pipes, fittings & specials including jointing with seal ring / with PVC solvent adhesive including fixing in walls/columns using clamps, anchor fasteners, bolts and teakwood packing pieces, joint testing etc complete all as per drawings, specifications and as directed by the Engineer-in-Charge.

PVC SWR Rain water pipe 90mm outer dia

PVC SWR Rain water pipe 110mm outer dia

Providing and fixing double Tubular scaffolding system using H-Frames / APS system or (cup lock type) on the exterior side upto seven story height made with 40mm dia M.S. tube 1.5m centre to centre horizontal and vertical tubes joining with cup and lock system with M.S. tubes, M.S. tube challies, M.S clamps and M.S staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it thereafter. The scaffolding system shall be stiffened with bracings, runners, connection with building etc. wherever required for inspection of work at required locations with essential safety features for the workmen etc. complete as per directions and as approved by the Engineer -in-charge. The elevation area of the scaffolding shall be measured for payment purposes. The payment shall be made once irrespective of duration of scaffolding.

Providing and fixing under ground selfit SN 8 sewer pipes of following diameter conforming to IS:15328 including suitable Fittings & specials confirming to IS:15328, ‘Finolex’ or other approved equivalent make of stiffness class 8 KN/SQ.M and minimum wall thickness of 5.9 mm including jointing with seal ring / with PVC solvent adhesive including fixing in walls/columns using clamps, anchor fasteners, bolts and teakwood packing pieces, joint testing etc. complete all as per drawings, specifications and as directed by the Engineer-in-Charge.

160mm nominal size

Supplying and fixing of following size of uPVC pipe of SCH 40 of make ASTRAL/PRINCE/Finolex or approved equivalent make conforming to relevant ASTM D 1785 standards including all UPVC Plain & Brass threaded fittings confirmed to ASTM D 2466/ ASTM D 2467, fixing the pipe with clamps at 1.00 m spacing including cutting, threading and jointing with uPVC cement solvent, Teflon tape making necessary opening/chasing of the wall, flooring and making the work place to the original condition etc., and testing the line as directed by the Engineer-in-Charge.

20mm nominal size uPVC pipe of SCH 40

25mm nominal size uPVC pipe of SCH 40

50mm nominal size uPVC pipe of SCH 40

Providing and constructing brick masonry at all lifts using well burnt stock bricks / Flyash bricks in cement mortar 1:5 using crushed stone sand including suitable scaffolding, raking out joints, curing complete as per specifications and drawings for foundation, superstructure, etc. for the following floors. (Each floor height 3.75m)

for Basement and Ground Floor

Providing plastering to the external surfaces of brickwork/concrete at all elevations/levels in cement mortar 1:5 using crushed stone sand, 20mm thick in two coats including hacking of concrete surfaces with pointed tool, scaffolding, finishing, curing, forming grooves wherever necessary, all as per specifications.

Providing and constructing Gully Chamber of internal size 300x300mm including providing, supplying and fixing 150 x 150mm stoneware gully trap with CI grating including excavation in all types of soils, backfilling, embedding in plain cement concrete 1:4.5:8 using 40mm size granite aggregates and crushed stone sand and constructing the above chamber with 115mm thick brick work in cement mortar 1:4 using crushed stone sand with well burnt chamber bricks, plastering over both internal and external faces of brick work with cement mortar 1:3 using crushed stone sand, 12mm thick finished smooth with a floating coat of neat cement on both faces, providing and fixing CI cover with frame of 300 x 300mm size (inside) the weight of cover to be not less than 4.5 kg and frame to be not less than 2.70 kg as per standard design complete all as per specification and as directed by the Engineer-in-Charge.

Construction of Inspection / valve chamber of following size internally upto 1.00metre depth with brick masonry walls of 230/345mm thick using stock bricks in cement mortar 1:5 using crushed stone sand with necessary brick carbelling as required, plastering with cement mortar 1:3 using crushed stone sand, 12mm thick finished smooth with a floating coat of neat cement inside chamber and with cement mortar 1:5 using crushed stone sand, 12mm thick for external sides of the chamber including excavation in all types of soils, back filling, providing and laying 150mm thick PCC 1:4.5:8 using 40mm size granite aggregates and crushed stone sand for foundation concrete forming benching in PCC 1:2:4 using 20mm maximum size graded aggregate and using crushed stone sand etc. complete all as per specification, drawing and as directed by the Engineer-in-Charge.

Inspection / valve chamber of internal size 600x600mm

Extra depth over initial depth of 1 metre or part of a metre depth with necessary modification to the thickness of chamber wall to suit site requirement as per drawing and as directed by the Engineer-in-Charge of Inspection / valve chamber of size 600x600mm

ALPHA ENGINEERING (BID ID -3253449)

A.KANNIYAPPAN CONTRACTOR (BID ID -3253528)