Indira Gandhi Centre For Atomic Research Tender

Providing, supplying, cutting, bending to shape, welding, fabricating, hoisting, placing and fixing in position structural steel members, MS structural embedment’s/penetration etc. using MS angles, channels, I-sections, plates, tees, flats, rounds, square, sections etc. including chamfering and rounding off the edges, applying paint as described below of approved colour and make, scaffolding and staging required for fabrication as well as erection complete all as per technical specifications, drawings and as directed by the Engineer-in-charge. (This item includes all structural works for steel structure, steel frame work, Ep's etc.,) Note: (i) Lifting device arrangements if any required also to be arranged by the contractor at his own cost. (ii) Painting: a) Epoxy primer - 2 coats (Before and after erection b) Micaceous iron oxide - 1 coat. c) Chlorinated rubber based paint - 2 coats (Finish paint)

All kinds of soil with depth upto 1.5m below average Ground level and disposing surplus excavated earth upto a lead of 50 metres.

Providing and laying cement concrete of M15 Grade (with 300 kg. of cement per cu.m. of concrete ) using 20mm nominal size graded hard stone aggregate obtained from approved quarry including compaction, finishing top surface to level, curing, including cost of centering and shuttering, etc. complete as directed by the Engineer at levels for providing chute drains, slope protection area/ revetment concrete in road embankment (welded mesh fabric concrete works) finishing with chequered pattern at top surface and laying in panels as instructed , PCC foundation, PCC for toe wall and wherever required by EIC. Note: 1)The rate shall be quoted for this item on the basis of using 300 kg/cu.m 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. The design mix shall be got approved by department. 2) This item includes the concrete supplied by RMC and as directed by EIC.

M30 grade with total minimum cementitious content (cement + fly ash content not exceed 20 % by weight of total cementitious content) 380kg/cum of concrete and minimum cement content of 304Kg/cum of concrete as mentioned (in the item of above) for the levels from bottom of foundation level to FFL

for Basement and Ground Floor

Providing plastering to the external surfaces of brickwork/concrete at all elevations in cement mortar 1:5 using crushed stone sand, 15mm thick including hacking of concrete surfaces with pointed tool, scaffolding, finishing, curing, forming grooves wherever necessary, all as per specifications.

Girth beyond 30cm, upto and including 60cm, measured at 0.5m above ground level

Conveying the surplus excavated earth, broken materials, debris, boulders 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, levelling 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, @ 30% in respect of debris 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.

Centering and shuttering as mentioned above Item for the Levels From bottom of foundation level to FFL.

Providing and constructing with approved well cured flyash brick work in cement mortar 1:5, flyash bricks are made as per IS 12894 of latest edition (flyash + crushed sand stone + Lime + additive/cement with water proofing chemicals and Accelerators) (non modular) of class designation 5.0 in superstructure at all levels and lifts including scaffolding, raking out joints, continuous water curing for a minimum period of 14 days from the date of construction, complete as per specifications, drawings and as directed by the Engineer-in-Charge at all levels and lifts & all floors.

INR Zero Only

Cutting and Felling all types of trees including cutting of trunks, branches and removing the roots and stacking of serviceable wood materials at places specified with a lead of 200m, disposal of unserviceable materials including filling the pits and depressions with excavated earth complete for trees of girth mentioned below complete all as directed by the Engineer-in-Charge.

Supplying and placing in situ Normal Reinforced cement concrete of grade & total minimum cementitious content as specified (cement + fly ash) for kg/Cu. M, using OPC conforming to IS 269-2015 or latest edition and with required fly ash conforming to IS 3812 Part -I / ASTM C-618 Class F. Fly ash should be blended at site such that fly ash content should not exceed 20 % by weight of total cementitious content. Coarse aggregate used should be hard granite machine crushed (with VSI technology only) graded stone aggregates withmaximum size of aggregate not exceeding 20 mm size. Fine aggregate used shall be either natural river sand or crushed stone sand (with VSI technology only and should be washed in water to remove finer particles, the micro fines particles of size less than 75 micron should be less than 7%) (Zone I /II) conforming to IS 383 – 2016. The cost includes weigh batching, required chemical admixtures, mechanical mixing/Ready mix supply plant mixing, transporting/transporting by Transit Mixers, pumping using Concrete pumps/ placing with crane buckets etc., at all levels, lifts & all structural elements including dewatering wherever necessary, including compacting, finishing, curing (For a period of at least 10 days), providing construction / contraction / expansion joints, pour strips etc. but excluding centering, shuttering and reinforcement at all levels / elevations as given in drawings, specifications as directed by EIC. Rate to include all materials, labour, tools /tackles, plant and equipment, supervision, etc. complete. Note:- 1. 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. 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.

Earthwork excavation by mechanical means (Hydraulic excavator) or manual means for foundation, substructures, plinth beam, cess pits & trenches, all kinds of foundation etc., in all types of soil like hard gravelly soil, sandy soil for the following depth from average ground level upto the required founding level, line and grades in both dry and wet conditions including shoring, strutting, bailing out of water if necessary, levelling and ramming the bottom of trenches, dressing of sides, stacking the excavated materials away from the edge of trenches, refilling the sides of foundation as required with selected excavated earth and depositing / disposing the surplus excavated earth (Disposed soil to be leveled by breaking clods, if any and neatly dressed and leveled) within the lead specified below all complete as per specifications and as directed by the Engineer-in-Charge.

Supplying, fabricating, erecting and fixing in position at levels for the items mentioned below, 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.)

Dismantling brick work in cement mortar at all levels by manually / by mechanical means, carefully without damaging adjacent structures including stacking of serviceable materials and disposal of unserviceable materials within 50m lead all as per specifications and directed by the Engineer-in-charge.

TMT bars of Fe500D grade as mentioned (in the above item above) for the levels from bottom of foundation level to FFL.

Manufacturing, supplying, hoisting and fixing in position at all lifts, precast units of various patterns and sizes for precast plain solid units, slabs, exhaust fan moulds etc., in reinforced cement concrete of 1:2:4, 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 the Engineer-in-Charge.

Providing, straightening, decoiling wherever necessary bending, cutting, binding and fixing in position steel reinforcement TMT bars of Fe500D 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 all 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 levels for the items mentioned below. 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 point 7 of Section VIII, General Information for Guidance of Tenderers.

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 using crushed stone sand, 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.

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.

for Grading-II material

Girth beyond 120cm, upto and including 240cm, measured at 0.5m above ground level

Lead charges for lead Exceeding 3 kilometre but not exceeding 4 kilometre

All kinds of soil with depth exceeding 1.5m but not exceeding 3m below average Ground level and disposing surplus excavated earth upto a lead of 50 metres.

Providing F3 finish over concrete surfaces in cement mortar 1:1.5 using crushed stone sand (1 part cement : 1.5 part fine sand) including wetting the surface, labours, curing, all materials, scaffolding, at all elevations complete all as per specification and as directed by the Engineer-in-Charge.

Demolishing Stone rubble masonry in cement mortar at all levels by manually / by mechanical means, carefully without damaging adjacent structures including stacking of serviceable materials and disposal of unserviceable materials within 50m lead as per direction of Engineer-in-charge.

Girth beyond 60cm, upto and including 120cm, measured at 0.5m above ground level

300mm dia NP2 class RCC Hume pipe

Overall rebate (Optional)

Levelling, bull-dozing the heeped/dumped loosened earth/debris etc. to form a berm of road along the side of road, alignment by hiring JCB/Bull dozer etc., including labour charges (if any) to the required width as directed by the Engineer-in- Charge.

Clearing light jungle area, bulb weeds, grass including cutting all unwanted plants, branches, twigs, wild growth etc. complete, and disposing the same 100metres 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.

Construction of granular sub-base 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 or latest) and as directed by the Engineer-in-Charge for following