Construction of DDUO building at BARCF Kalpakkam.

Amount

Providing and laying soling under floor with hard granite soling stones of maximum size 150mm, including supplying, filling and packing voids with 40 to 75mm size hard granite metal and gravel bindage, watering, well rammed, compaction by power/hand roller etc., complete all as per drawing and specification and as directed by Engineer-in-charge.

Conveying the surplus excavated earth & debris, boulders/rocks and spoil by mechanical means and depositing at places inside DAE installation identified as Dumping yard as per requirement with a lead specified below including loading, unloading, breaking clods, leveling all complete as per specification and as directed by the Engineer-in-Charge. Note: 1) The rates in respect of this Item are applicable for the NET Quantities arrived at after making deductions for voids @ 20% in respect of soil and @ 50% in respect of Rock from the corresponding Stack / Truck measurements. 2) The earth shall be dumped well inside the Dumping yard and not over approach pathway road. 3) The rate shall also include keeping the site & approach roads neat & clean to the satisfaction of the Engineer.Lead charges for lead Exceeding 3 kilometer but not exceeding 4 kilometer

Providing and laying plain cement concrete 1:3:6 using 20mm maximum size graded aggregates 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 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 in-situ item. Note: 1. The rate of concrete shall include all labor, 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. Note: 2. Test certificate of cement, procured from dealer/company to be submitted for all cement related works by the Contractor. Note: 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. (a) M30 grade with 370 kg. of cement per Cu.m, of concrete upto plinth level including grade slab at FFL.

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 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 in-situ item. Note: 1. The rate of concrete shall include all labor, 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. Note: 2. Test certificate of cement, procured from dealer/company to be submitted for all cement related works by the Contractor. Note: 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. (b) In Super structure (above plinth level), M30 grade with 370 kg. of cement per Cu.m, of concrete for all floors.

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 bolls 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 with be permitted.

Manufacturing, supplying, hoisting and fixing in position at all lifts, precast units of various patterns and sizes for precast plain solid units, exhaust fan moulds, slabs, etc, in controlled reinforced cement concrete of M30 grade using 20mm and below machine crushed graded stone aggregate and crushed stone sand including 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. Note: 2) The rate of concrete shall include ail 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. Note: 3) Test certificate of cement, procured from dealer/company to be submitted for all cement related works by the Contractor.

Providing and fixing in position 50mm thick Thermocole board heavy density minimum 18.00 Kg/Cu.m weight wrapped in 200 micron thickness polythene sheets and placing in machine foundation works complete all as per specifications, drawings & as directed by the Engineer-in-charge.

Providing, straightening, decoiling wherever necessary bending, cutting, binding and fixing in position steel reinforcement TMT bars of Fe5OOD grade steel conforming to IS: 1786 'SAIL or VIZAG or approved equivalent make* and tying with approved annealed binding wire of 1.6mm dia in ail reinforced cement concrete work at all lifts, including cost of supplying and fixing the spacer/cover blocks in cement mortar 1:2 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 of reinforcement steel. The reinforcement steel will be procured from dealers with a test certificate as approved by the department. For further details please see Clause 11 of Section VIII, General Information for Guidance of Tenderers.

Providing and fixing in position tapered / parallel threaded Tension Compression Mechanical Couplers for rebars conforming to IS:16172 on “Reinforcement Couplers for Mechanical Splices of Bars for Concrete Reinforcement - Specification”. The couplers shall have bar break properties for 100% Tension and compression joints as per manufacturer's specifications and as per the direction of the Engineer. The item shall include all operations and arrangements such as threading with manufacturer's machines and operators, enlargement at connection by forging, provision of bar caps to protect the threads on rebar and related operations and arrangements as required for completing the work. The cost shall include testing of joints before usage of the splice as required by the Engineer at intervals. Note: Only the couplers provided at the lap locations shown in the drawing shall be payable. No deduction for labour and binding wire saved for not providing lap length shall be made. (a) For 20mm dia. bars

Providing and fixing in position tapered / parallel threaded Tension Compression Mechanical Couplers for rebars conforming to IS:16172 on “Reinforcement Couplers for Mechanical Splices of Bars for Concrete Reinforcement - Specification”. The couplers shall have bar break properties for 100% Tension and compression joints as per manufacturer's specifications and as per the direction of the Engineer. The item shall include all operations and arrangements such as threading with manufacturer's machines and operators, enlargement at connection by forging, provision of bar caps to protect the threads on rebar and related operations and arrangements as required for completing the work. The cost shall include testing of joints before usage of the splice as required by the Engineer at intervals. Note: Only the couplers provided at the lap locations shown in the drawing shall be payable. No deduction for labour and binding wire saved for not providing lap length shall be made. (b) For 25mm dia. bars

Providing and fixing in position tapered / parallel threaded Tension Compression Mechanical Couplers for rebars conforming to IS:16172 on “Reinforcement Couplers for Mechanical Splices of Bars for Concrete Reinforcement - Specification”. The couplers shall have bar break properties for 100% Tension and compression joints as per manufacturer's specifications and as per the direction of the Engineer. The item shall include all operations and arrangements such as threading with manufacturer's machines and operators, enlargement at connection by forging, provision of bar caps to protect the threads on rebar and related operations and arrangements as required for completing the work. The cost shall include testing of joints before usage of the splice as required by the Engineer at intervals. Note: Only the couplers provided at the lap locations shown in the drawing shall be payable. No deduction for labour and binding wire saved for not providing lap length shall be made. (c) For 28mm dia. bars

Providing and fixing in position tapered / parallel threaded Tension Compression Mechanical Couplers for rebars conforming to IS:16172 on “Reinforcement Couplers for Mechanical Splices of Bars for Concrete Reinforcement - Specification”. The couplers shall have bar break properties for 100% Tension and compression joints as per manufacturer's specifications and as per the direction of the Engineer. The item shall include all operations and arrangements such as threading with manufacturer's machines and operators, enlargement at connection by forging, provision of bar caps to protect the threads on rebar and related operations and arrangements as required for completing the work. The cost shall include testing of joints before usage of the splice as required by the Engineer at intervals. Note: Only the couplers provided at the lap locations shown in the drawing shall be payable. No deduction for labour and binding wire saved for not providing lap length shall be made. (d) For 32mm dia. bars

Providing, supplying, cutting, bending to shape, welding, fabricating, hoisting, placing and fixing in position structural steel members like MS structural embedment’s/pipe and sleeves/penetration etc. using MS angles, channels, l-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 flat oil paint / 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 Structural steel work In M.S Plain Plates and chequered Plates in Embedded Parts, Trench Covers. Connection plates etc. including cutting, hoisting, fixing in position and applying a priming coat of approved zinc chromate steel primer etc, including cost of structural steel Plates, welding all labour charges etc. complete as per drawings and specifications. Structural steel plates to be used shall be of approved make.

Providing and fixing bolts of property class 8.8 (as per IS 1367) including nuts and washers of approved size, quality and make as per requirements as per specifications and drawings complete all as directed at site by the Engineer-in-Charge.

Supplying and fixing Rolling shutters of approved make as per ISI standards made out of required size of MS Laths interlocked together throughout entire length and jointed together at the end by end locks mounted on specially designed pipes shaft with brackets, side guides and arrangements for inside & outside locking with Push and Pull operation complete including the cost of providing and fixing necessary 27.5 cm long wire wire springs grade No 2. and M.S Top cover of required thickness for Rolling Shutters. Note : 1) The measurement for Rolling shutters will be as per structural openings. Hood etc. will not be measured separately. Note : 2) Extra for providing MS Wicket gate and MS grills only will be measured separately. Rolling shutters PULL and PUSH type including top hood 1.25mm thick

Providing and constructing brick masonry at all lifts using well burnt stock 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. (a) for Basement and Ground Floor

Providing and constructing brick masonry at all lifts using well burnt stock 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. (b) Above Ground Floor (Superstructure)

Providing plastering to the internal surfaces of brickwork/concrete at all elevations in cement mortar 1:5 using crushed stone sand, 12mm thick finished with a floating coat of neat cement including hacking of concrete surfaces with pointed tool, scaffolding, finishing, curing, forming grooves wherever necessary, all as per specifications.

Providing plastering to the celling surfaces at all elevations in cement mortar 1:3 using crushed stone sand. 6mm thick including hacking of concrete surfaces with pointed tool, scaffolding, finishing, curing complete ail as per specifications.

Providing plastering to the external surfaces of brickwork/concrete at all elevations 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 fixing chicken-mesh reinforcement of 1.5mm dia steel wire with hexagonal or rectangular openings of 10 to 13mm, fixing using nails, including cutting of required sizes complete all as per specification and as directed by the Engineer-in-Charge.

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 centra horizontal and vertical tubes joining with cup and lock system with M.S. tubes, M.S. tube chilies s, 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.

Grinding of RCC surfaces of walls, slab soffits etc. to achieve the formed surface to grade U-3 finish using grinding / carborandum stone for repairing surface defects in areas where forms are removed, ridges at form joints, honey-combed areas, damage resulting from the stripping of forms and bolt holes including chipping / tooling of bulges and ridges, rubbing, cleaning, necessary scaffolding / staging etc. complete as directed by the Engineer-in-charge

Providing, supplying and laying polyethylene sheet 250 microns thick (conforming to ASTM D-4397) having an overlap of 75mm in transverse and longitudinal direction as directed. The sheet shall be uniform in width and thickness and free from defects such as pin holes, air bubbles, stains etc. The sheet shall be laid flat over the PCC broomed sub-base prior to concreting of grade / raft slab. The end of the sheet should butt properly against form work or adjacent concrete as the case may be without gaps. The entire work to be carried out as per detailed specification and as directed by the Engineer.

SEKAR CONSTRUCTIONS

SRI RAMANA BUILDING CONSTRUCTIONS PRIVATE LIMITTED

A.KULANDAI RAJ AND CO.