BARC(V)/CES/DSC/146, Dated 22.03.2024

Amount

General Notes Applicable to all BOQ Items 1) The make/model/brand for all the BOQ items shall be as per suggestive makes of Annexure-B of Section-VII of the tender document. The make/model/brand mentioned in Annexure-B of Section-VII of the tender document is merely for guidance and bidders can prefer any other make which is meeting technical specifications given under Section-V and Schedule of Quantities of Tender document and shall confirm to the relevant BIS codes and other relevant codes. However, the bidder may suggest any equivelent make/ model/brand meeting technical parameters on or before pre-bid conference for approval of BARC(V). 2) Only sieved river sand/crushed stone sand confirming to Zone-II from Godavari river or Varaha river or Vamsadhara river or Sarada river or Nagavali river / Crushed stone sand shall be used as fine aggregate and Graded hard broken granite metal of 3 stage (VSI) material shall be used as coarse aggregate in relevant items. Specification for fine and coarse aggregate shall confirm to IS:383 (latest revision) 3) In view of limit on water-cement ratio for durability requirements in design mix concrete, concrete admixtures (Carboxylate based superplasticizers) can be used after taking prior approval of Engineer-in-Charge and the rates quoted for concrete items shall be inclusive of the cost of admixtures, Design mix, trial mixes, testing (at site & at approved labs), etc. complete. 4) The contractor shall set up sufficient number of self loading mobile concrete mixers inside the project area for the production of concrete.

5) Contractor may also be allowed to procure concrete from prior approved RMC plants on prior approval of the BARC subject to maintain required slump at site during pouring.To that extent suitable Mix Design should be carried out with required retention period. No extra payment will be made if concrete is brought from RMC plants outside the project area. 6) Manufacturer's Test certificate of cement which is procured from dealer/company is to be submitted for all cement related works by the contractor. 7) The Scope of works which are not included in any specific items but indicated in the document "General Scope of all works" shall be within the scope of overall contract works. The cost of work/item/material indicated in this document shall be deemed to be included in the quoted rates of all individual items. 8) The quoted rates shall include necessary royalties, seigneiorage charges,etc. and all other charges to supply all the required construction materials.

9) For all standards and code of practices, specifications, like Indian Standard, MORT&H, ASTM, etc. refer only latest revisions including all applicable amendments, revisions and additional publications (during contract period) and these have to be followed. 10)Prior approval for source of all construction materials by submission of relavent test certificates, documents, invoices etc. have to be taken from BARC. 11) All the tests mentioned in Quality Assurance Plan(QAP) should be carried out without any extra cost. 12) The contractor has to submit all royalty /seigneiorage slips,etc for all the naturally available construction materials before submitting the RA bills.

Clearing Jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth upto 30cm measured at height of 1m above ground level and removal of rubbish up to a distance of 200m outside the periphery of the area cleared as per specifications and as directed by the Engineer-in -charge.

EARTH WORK EXCAVATION Note : The rate quoted for earth work excavation by contractor is deemed to have included the following points (a) to (g) a) removal of all kinds of vegetation, small shrubs, light/heavy jungle, trees etc., alongwith roots, including disposal/stack in the identified location. b) shoring, strutting, stepping, dressing, grading required for keeping the earth in position on sides of trenches with approved timber/steel accessories wherever necessary to prevent sides from falling including bailing or pumping out of water if necessary including removal of debris/unserviceable materials and excavated excess soil, if any. c) dewatering of both ground and surface water, including removal of slurry generated while excavation and keeping the area free from water, to be let out of the building area through proper pipes & channels if required by suitable pumps, d) watering, ramming and thoroughly consolidate the bottom of all excavations & ground before the construction of foundation/footing/plinth beam, filling in basement or other work is commenced. e) the loose pockets shall be excavated and compacted after back filling as directed by Engineer-in-charge, as per detailed specification and conforming to safety rules during progress of the work. f) Backfilling will be done in layers of thickness as specified below. g) cost of items shall include all labour charges, hire charges of machinery, lubricants, fuels and tests etc.

From 0.00m to 1.50m below average GL

From 1.50 m to 3.00m below average GL

PCC, RCC & FORM WORK Note: 1) The mix shall be desiged to maintain the desired slump (as required at site/specified in IS code). 2) Rate quoted for RCC items shall include cost of relevant design mix and testings. 3) This item is applicable for all PCC and RCC structural elements like footings, beams, columns, slabs, lintels, chajjas, walls etc., for all heights and leads. 4) Form finish F3 shall be provided to all exposed surfaces of the concrete.

Providing and laying in position cement concrete of 1:3:6(1 cement:3 crushed sand:6 graded stone aggregate of maximum size 20mm) including consolidation, finishing, curing etc. complete as per specifications and drawings but excluding the cost of Formwork shuttering, centering complete at all levels and as per drawings, specification and as per the direction of Engineer-In-charge.

Providing and laying design mix reinforced cement concrete of M30 grade by weigh batching of following grades using graded stone aggregate of 20mm max. size including handling & transportation, mechanical mixing, placing to required location by hoisting and / or pumping & mechanical vibration, consolidation, finishing, curing, hacking of concrete surfaces wherever required etc. complete at all levels as per specifications & also including dewatering, if any, complete all as per drawings, specification and as directed by the Engineer-In-charge but excluding formwork, shuttering and steel reinforcement which will be paid under relevant items.

Providing centering and shuttering using steel plates, timber planks indicated in specification, so as to produce neat form finished concrete surfaces, including necessary strutting, propping, staging, supports, bracings etc. at all levels / heights including clear storey heights and removal of the same and including sealing the form joints suitably to avoid fins and abrupt irregularities, etc.complete all as per drawings, specification and as directed by Engineer-In-charge.

Notes for Reinforcement steel: 1) 1.2mm dia annealed GI coated (20 micron to 40 micron) binding wire required for the work will have to be supplied by the contractor at their own cost and will not be measured for payment. 2) Fe-500D / Fe-500EQR bars as per IS to be supplied by the contractor. 3) Reinforcement bars from conversion agents / re-rollers of above manufacturers, will not be accepted. 4) No extra payment will be made on account of Rolling Margin & wastage. 5) Contractor shall supply copy of the documentry evidence of purchase of steel, test certificate from these manufacturers and also test from third party to be carried out at no extra cost.

Providing Reinforcement steel of all diameters for reinforced cement concrete at all levels including supplying, preparation of bar bending schedules, cutting, bending, transporting to all elevations and all leads, fixing, tieing in position with 1.2 mm dia GI binding wire including all labour charges, cost of cover blocks (in same grade of concrete) of various thicknesses and sizes etc. all as per specifications and drawings etc., as directed by Engineer-in-charge. Using TMT Bars of Specified Grades of all sizes. TMT bars to be supplied by the contractor SAIL, RINL or TATA make only of grade - Fe 500D / Fe-500EQR.

Note for flyash bricks: The mix shall consist of ordinary portland cement content of not less than 20% (preferably) of the mixture consisting of Fly ash, OPC and Gypsum or any variation in proportion of design mix shall be submitted to BARC for approval. The Anhydraous Gypsum, Fly Ash, Cement, Crusher dust and other materials shall confirm to the relevant IS codes. The Anhydrous Gypsum shall be procured from a reputed source approved by the department. Roller mixer shall be used for good homogeneous mixing.

Providing and constructing required thickness of masonry walls at all elevations (below or above ground level including foundations) with approved quality Fly ash/ FAL-G Bricks (confirming to IS 12894) having minimum crushing strength 70 Kgs/Sq.cm and water absorption of maximum 20%, in cement mortar 1:4 (1 cement : 4 river sand/ crushed stone sand) uniformly mixed complete including pointing, raking out joints, curing, cleaning, including independent double legged scaffolding, at all heights, depths and leads, dewatering area where required etc., all as per typical drawings, Technical specifications and as directed by the Engineer-in-charge.

Sub structure

Super Structure

Providing 20 mm thick External plastering in two coats under layer 12 mm thick with cement mortar 1:4 (using river sand/crushed sand) finished with a top layer 8 mm thick in cement mortar 1:3 (using river sand/crushed sand) admixtured with Water proofing admixture @ 2% by weight of cement used (in both layers) and as per manufacturer's specifications, sieving of sand to required fineness, double tubular steel scaffolding, finishing, curing etc. complete all as per Technical specifications as directed by Engineer-in-charge.

FLOORING WORKS NOTES: The contractor shall submit all samples to the department for approval and no work shall commence before such samples are duly approved.

Providing and fixing 1st quality ceramic glazed floor tiles of minimum 300-600mm long and 300-600mm wide and thickness not less than 6mm conforming to IS15622 of approved make in all colours and shades as approved by Engineer-in-charge over a bed of 20mm thick bed of cement mortar 1:4 (using crushed sand) and jointing with grey cement slurry including pointing with white cement based Tile grout of approved make and matching shade complete as per patterns, drawings and specifications complete as directed by the Enginner-in-charge.

Providing and fixing 1st quality ceramic glazed wall tiles conforming to IS 15622 of approved make. shade and colour of size ranging from 300 - 600 mm long and 300 mm - 600 mm wide and thickness not less than 6 mm as approved by Engineer-in-charge in skirting, risers of steps and dados over 12 mm thick bed of cement mortar 1:3 (using crushed sand), setting the tiles in cement slurry and pointing the joints with matching colour Tile grout of approved make of matching shade including using PVC tile trim in the exposed corners, complete as per drawings, patterns and specifications complete as directed by the Engineer-in-charge.

Providing, hoisting and installing HDPE CYLINDRICAL vertical storage water tank of 1500 lit capacity at required elevation suitable S.M.C cover at top including the cost of labour for making hole in the storage tank for inlet,outlet, scourand overflow,providing and fixing necessary G.I Nipples ranging from 15mm to 50nnn. bofaverage 150mm length with double checknuts, washers etc.complete as directed by the Engineer-in-charge

Providing and fixing Chlorinated PVC (CPVC) pipes having thermal stability for hot & cold water supply (as ASTM Standard 2846 & SDR - 11 Grade) including heavy pattern screw down CPVC gate valve of 3 Nos with handles and wheels all CPVC Plain & Brass threaded fittings, fixing the pipe with clamps including chasing the walls, concealing the pipes and making good the same etc. This includes jointing of pipes & fittings with CPVC Solvent cement & testing the joints complete all as per specifications, drawings and as directed by the Engineer-in-charge

15 mm outer dia CPVC pipe (External)

20 mm outer dia CPVC pipe (External)

25mm outer dia CPVC pipe (EXternal)

Providing and fixing PVC rain water pipes conforming to relevant IS type B and PVC SWR fittings & specials conforming to relevant IS including jointing with seal ring / With PVC solvent adhesive including fixing in walls using clamps etc complete all as per drawings, specifications and as directed by the Engineer-in-charge

SWR PIPE 90 mm O/D

SWR PIPE 110 mm O/D

Providing and fixing Minimum 17 mm thick gang saw cut mirror polished (premoulded and prepolished) machine cut Granite of Jet Black colour or equivalent for kitchen platforms, vanitiy counters, wash basin counters, door frames, window sills, jambs, facias and similar locations of required size of approved shade, colour and texture laid over 20 mm thick base cement mortar 1:4 (using crushed sand) with joints treated with white cement, mixed with matching pigment, epoxy touch ups, including rubbing, curing, moulding and polishing the edges to give high gloss finish etc. complete at all levels and as directed by the Engineer-in-charge

SreeKamakshiEngineeringWorksandSupplies