Construction of RCC Storm water drain connecting to Outfall - 1 and Plinth protection around SWB, WMP and CSP at FRFCF project site, Kalpakkam

Amount

Clearing light jungle area, bulb weeds, grass including cutting all unwanted plants, branches, twigs, wild growth etc. complete, and disposing the same 100 metres away manually or burning them without disturbing other areas etc., complete all as directed by the Engineer-in-charge. Contractor must be informed to Engineer-in-charge and prior permission shall be obtained from him for burning the wild growth.

All kinds of soil with depth upto 1.5m below average Ground level and disposing surplus excavated earth upto a lead of 1Km.

All kinds of soil with depth exceeding 1.5m but not exceeding 3m below average Ground level and disposing surplus excavated earth up to a lead of 1Km.

Providing and laying plain cement concrete M20 grade using 300 kg/cum of PPC, 20mm maximum size graded aggregates and washed 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. Dosage of PCE based admixture as per workability requirment at site conditions. Note: 1. The rate of concrete shall include all labour, equipment, charges for mixing & cost of admixture. Polycarboxylate ether (PCE) based chemical admixture confirming 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.

Providing and laying cast insitu controlled reinforced cement concrete of M30 grade with 380 kg of PPC per cu.m. of concrete at all levels and lifts mentioned below using 20mm maximum size hard granite machine washed crushed graded stone aggregates and washed crushed stone sand including testings as per QAP, weigh batching, charges for mixing & cost of admixture, mechanical mixing, transporting and placing at all lifts, vibrating, consolidating, 14 days curing and finishing smooth of all exposed faces complete for column footing, 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. Polycarboxylate ether (PCE) based chemical admixture confirming 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.

Manufacturing, supplying, hoisting and fixing in position at all lifts, precast units of various patterns and sizes for perforated precast plain solid units, slabs, etc, in controlled reinforced cement concrete of M30 grade using 20mm and below machine crushed graded stone aggregate including making perforations in precast slab as per drawing weigh batching, mechanical mixing, casting, vibrating, finishing of exposed faces, curing, necessary formwork, moulds, transporting and placing at all lifts, preparation of connections, grouting with cement mortar/cement grout wherever needed excluding steel reinforcement complete all as per drawing, specification and as directed by Engineer. Note: 1. The rate shall be quoted on the basis of using 380 Kg. of cement per cu.m. of concrete. Any upward/downward variation required to obtain the specified strength will be paid for or deducted at the rate specified in schedule F. 2. The rate of concrete shall include all labour, equipment, charges for mixing & cost of admixture. Chemical admixture confirming to IS:9103 shall be mixed in fresh concrete and prior permission from Engineer-in-charge shall be obtained for dosage and compatibility. 3. Test certificate of cement, procured from dealer/company to be submitted for all cement related works by the Contractor.

Providing straightening, decoiling wherever necessary bending, cutting, binding and fixing in position steel reinforcement TMT bars of Fe500D grade steel conforming to IS:1786 and tying with approved annealed binding wire of 1.6mm dia in all reinforced cement concrete work at all lifts, including cost of supplying and fixing the spacer/cover blocks and binding wire complete all as per specification and as directed by Engineer-in-Charge at all lifts. Note: The rate shall be including the cost and testing of reinforcement steel at thrid party NABL lab. The reinforcement steel will be procured from dealers with a test certificate as approved by the department. For further details please see Clause 12 of Section VIII, General Information for Guidance of Tenderers.

Supplying, fabricating, erecting and fixing in position at all levels, centering and shuttering to correct line and levels including strutting, propping, etc., with necessary bracings in all axes to give a stable assembly with provision for making the joints in the shuttering fully leak proof and with provision for fixing coil nuts with tie rods along with suitable channel for lateral supports and for inserts, projecting dowels, anchor bolts or any other fixture, including staging, access and working platforms etc., all complete as specified and directed including dismantling and removing the aforesaid assembly after the concrete attains the sufficient strength to self-support itself without cracking and distortion all as per specification, including all materials and labour complete in all respects at all lifts. The measurement for the formwork will be the actual area of forms in contact with concrete surfaces. Shuttering with plywood panels alone will be permitted.

Supplying, fabricating, erecting and fixing in position at all levels, centering and shuttering for curved surface to correct line and levels including strutting, propping, etc., with necessary bracings in all axes to give a stable assembly with provision for making the joints in the shuttering fully leak proof and with provision for fixing coil nuts with tie rods along with suitable channel for lateral supports and for inserts, projecting dowels, anchor bolts or any other fixture, including staging, access and working platforms etc., all complete as specified and directed including dismantling and removing the aforesaid assembly after the concrete attains the sufficient strength to selfsupport itself without cracking and distortion all as per specification, including all materials and labour complete in all respects at all lifts. (The measurement for the formwork with plywood panels will be the actual area of forms in contact with concrete surfaces.)

Providing, supplying, cutting, bending to shape, welding, fabricating, hoisting, placing and fixing in position structural steel members like MS structural embedment’s/edge angles/pipe and sleeves/penetration/gates /cage ladders etc. using MS angles, channels, I-sections, plates, tees, flats, rounds, square sections etc. including chamfering and rounding off the edges, applying a coat of Red lead paint primer / Zinc chromate primer of approved make and 2 coats of synthetic enamel paint of approved colour and make, scaffolding and staging required for fabrication as well as erection complete all as per specifications, drawings and as directed by the Engineer-in-charge. Note: Lifting device arrangements if any required also arranged by the contractor at his own cost.

Providing and constructing 200mm thick precast concrete solid blocks masonry wall in cement mortar 1:5 with solid concrete blocks of size 400x200x200mm Grade C (4.0), manufactured as per IS : 2185 (Part-1): 2005 density not less than 1800Kg/cum. at all Elevation including cost of materials, labour charges, scaffolding, curing complete all as per specifications and as directed by the Engineer-in-charge.

Providing plastering to the external surfaces of brickwork / blockwork / concrete at all elevations in cement (PPC) mortar 1:4 using washed cruhed stone sand, 20 mm thick in two layers, base layer 12 mm thick and a top layer 8 mm thick finished rough with sponge. including hacking of concrete surfaces with pointed tool, scaffolding, finishing, curing, forming grooves wherever necessary, all as per specifications.

Supplying & placing Filcrete using cement crushed stone sand in proportion of 1:15 at temperature not exceeding 38 deg C for filling at all elevation inclusive of all labour, batching, mixing, transportation, material, compaction, pumping, curing etc all complete as per specification, drawing and as directed by the Engineer In-charge.

Providing and laying non pressure NP2 class RCC Hume pipes conforming to IS:458, with collars jointed with stiff mixture of cement mortar in the proportion of 1:2, laying to the levels, slopes including testing of joints etc. complete all as per the drawings and specifications and as directed by the Engineer-in-charge.

500mm dia NP2 class RCC Hume pipe

450mm dia NP2 class RCC Hume pipe

300mm dia NP2 class RCC Hume pipe

150mm dia NP2 class RCC Hume pipe

Providing laying and fixing with PVC pipe laid /embedded under floor slab and fixed to walls wherever required FINOLEX/PRINCE or other approved equivalent make of UPVC stabilized - SWR PVC pipes - Type B (Suitable for soil and waste discharge system having wall thickness of minimum 3.2 to maximum 3.8mm) conforming to IS - 13592 - Latest edition and PVC pasting type specials such as door bends, door tees and cowls etc. heavy quality for soil waste or vent or anti-syphonage PVC pipe with necessary PVC clips and joints.

110mm OD PVC pipes.

Construction of granular sub-base using Grading-I material by providing close graded Material, mixing in a mechanical mix plant at OMC, carriage of mixed Material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401 of MoRT&H specifications for road and bridge works (4th Revision) and as directed by the Engineer-in-charge.

Dismantling brick works at all levels by manually / by mechanical including Cutting and stacking of steel reinforcement bars and disposal of unserviceable materials within 50m lead, labour, tools required etc. complete in all respects as per specifications and directed by the Engineer-in-charge.

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

Core cutting in RCC structures at given location upto 300mm diameter and different lengths, with rotary drilling, either by pneumatic machines or by electrical machines, at all elevations / positions without disturbing adjacent structures etc., for horizontal and vertical surface all complete as per drawings, specifications and as directed by Engineer-in-charge. Rates to include all labour, tools, tackles, consumables, scaffolding & staging etc.

Construction of recharge pits by augering borewell of 300mm dia up to maximum 5 metre depth from the bottom of drain by mechanical means confirming to IS:2800 (Part-1) in all kinds of soil, sand, clay, murrum, soft rock and hard rock etc., complete and inserting PVC slotted pipe 150 mm inner dia as per IS: 12818 inside the bore hole truly vertical and filling the drilled pipe with aggregates of various sizes 40mm and 20mm downgraded, all equipment's and labours. The PVC pipe should be perforated to the desired depth wrapped and tied with geotextiles, should be provided with end cap. Rate shall also include filling the gap around the pipe with pebbles and filling the inside gap with 40mm & 20mm downgraded aggregates to the full bore depth, pipe and its perforation charges, end cap and pebbles, etc., complete as directed by Engineer-in-Charge.

M/s. Ashok constructions

SEKAR CONSTRUCTIONS

A.KULANDAI RAJ AND CO.