PROVISION OF JACKETING FOR ECENTIC COLUMNS AT FOUNDATION OF COMPLETION OF BALANCE LEFT OVER WORK FOR PROVISION OF DEFI MD ACCN FOR RHQ NE AND OTHER CG UNITS AT RAJARHAT

Amount

Material and labour for removal of cover concrete from beam & column surface wherever required for centering of reinforcement nearest to main bars of beam, including cleaning of surface with wire brush for free from dust and washing thoroughly with water and removing of debries from work site to dumping area complete all as directed.

Material and labour for applying o ts of rust remover cum passivator by brushing, @ 0.2Kg/Sqm/per coat, having density of 1.01kg/Ltr at 300 degree centigrade of sIKA Rustoff 100 Sika India Pvt Ltd or equivalent Make of Fosroc Chemicals/ STP Ltd, complete all as manufacturer instruction and directed. Note: The rate quoted shall be basis of gross concrete area and not on the steel surface.

Material and labour for applying epoxy based zinc rich rebar corrosion protection to reinforcement @ 0.3Kg/Sqm in two coats of Friazinc R. of Sika India Pvt Ltd or equivalent Make of Fosroc Chemicals/ STP Ltd, complete all as manufacturer instruction and directed. Note: The rate quoted shall be basis of gross concrete area and not on the steel surface.

Demolition of cement concrete in groung floor and paving n.exc 15 cm thickness below or above groung floor including removing of demolished material from work site to dumping ground all as directed.

Excaviting in trenches not exc 1.5 m wide and not exc 1.5 m depth in soft/loose soil for foundation all as specified and directed.

Material and labour for TMT bars 10mmdia and over, cut to length, bent to shape required including cracking, bending, spirally for hooping for cloumn, hookingends and binding with including MS wire not less than 0.9mm dia all as specified and directed.

Material and labour for applying one coat of Sika SBR latex of Sika India Ltd Bonding or equivalent Make of Fosroc Chemicals/ STP Ltd, in conbination of water cement ratio of 1:2:3(v/v)) on the saturated bared concrete surface by a brush complete all as manufacturer instruction and directed.

Material and labour for 12mm thickness water proofing plywood as in formwork with proper support to pour micro-concrete to sides of pillers, post, strut, column etc. all as specified and directed.

Material and labour for structural grade micro- concreting of columns with mixing and pour ME S-340 of Sika make/ Sika Microcrete-4, of Sika India Pvt Ltd or equivalent Make of Fosroc Chemicals/ STP Ltd, complete all as manufacturer instruction and directed. Note: The mixing ot the micro concrete shall be done by adding water @4 litre an d 10 Kg of 10mm down aggregate 25Kg/bag of Master Emaco S-346 as per TDS.

Material and labour for 40mm thickness in average for rendering to cover concrete surface with applying in layer or single layer of ME S-348 of M/s Sika India Pvt Ltd or equivalent Make of Fosroc Chemicals/ STP Ltd, and finished the surface fait and smooth to match contour/profile of the finished surface all as per manufacturer instruction and directed.

Material and labour for curing the repaired surface by using potable water at least 7 days in three time daily and after curing the surface shall be protect with gunny bags complete all as directed. Note:- The quoted rate is inclusive of water and gunny bags. Water shall be provided by the contractor.

Material and labour for TMT bars 8mm dia and over for rebaring of required length with Sika AnchorFix (R) 3030 Epoxy resin or equivalent Make of Fosroc Chemicals/ STP Ltd, whereever required in RCC members including power drilling, cleaning of holes, then rebars should be inserted in holes that should be filled with epoxy to ensure the bond as per manufacture recommendation complete as per site requirement and directed.

16 mm dia x 160 mm long

10 mm dia x 100 mm lomg

8 mm dia x 100 mm lomg

Material and labour for filling with silver sand under floor or in foundation including levelling, well ramming and watering complete all as directed.

Returning filling in, including spreading levelling, watering and well ramming as in foundation all as directed. Note:- Soil shall be obtained from sl Item No. 5 here-in-above.

Material and labour for 75mm thick cement concrete type-B-1(using 20mm graded crushed stone aggregate) finished the surface fir and even without using extra cement and over hardcore of exc. 63mm but not exc. 100mm, deposited spread and levelled in layer of n. exc 15 cm thick , watering and well rammed to a true surface all as directed.

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