b-1 tender form - Maharashtra Industrial Development Corporation

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96 behind rounding of corners at junction of wall or in plastering of masonry cornices etc. shall not be paid for. 2.9 Curing : Curing shall be started 24 hours after finishing the plaster. The plaster shall be kept wet for a period of seven days. During this period, it shall be suitably protected from all damages at the contractor’s expenses by such means as the Engineer-in-charge may approve. The dates on which the plastering is done shall be legibly marked on the various sections plastered so that curing for the specified period thereafter can be watched. 2.10 Precautions : Any cracks which appear in the surface and all portions which sound hollow when tapped, or are found to be soft or otherwise defective shall be cut out in rectangular shape and replastered as directed by Engineer-in-charge. When ceiling plaster is done, it shall be finished to chamfered edge at an angle at its junction with a suitable tool when plaster is being done. Similarly when the wall plaster is being done, it shall be kept separate from the ceiling plaster by a thin straight groove not deeper than 6 mm drawn with any suitable method while the plaster is green. To prevent surface cracks appearing between junction of column/beams and walls 150 mm wide chicken wire mesh should be fixed with U nails 150 mm c/c in one vertical plane should be carried out in one go. For providing and fixing chicken wire mesh with U nails, payment shall be made separately under relevant item. 2.11 Item to Include : The item includes providing all materials for plastering, including transportation, royalty for material, all labour, tools and plants, machinery and equipments, staging, scaffolding, bailing out water, testing, curing and construction as per above specifications etc. complete. 2.12 Mode of Measurement and Payment : The plaster area shall be measured in sqm as detailed below and shall be paid at the contract rate per sqm. Measurements : 1. Length and breadth shall be measured correct to a cm and its area shall be calculated in m2 correct to two places of decimal. 2. Thickness of the plaster shall be exclusive of the thickness of the key i.e. grooves, or open joints in brickwork. 3. The measurement of wall plaster shall be taken between the walls or partitions (the dimensions before the plaster shall be taken) for the length and from the top of the floor of skirting to the ceiling for the height. Depth of covers or cornices if any shall be deducted. 4. The following shall be measured separately from wall plaster. Plaster bands 30 cm wide and under Cornice beading and architrave’s or architrave’s moulded wholly in plaster. Circular work not exceeding 6 m in radius 5. Plaster over masonry pilasters will be measured and paid for as plaster only. 6. A coefficient of 1.63 shall be adopted for the measurement of one side plastering on honeycomb work having 6 x 10cm opening. 7. Moulded cornices and coves Length shall be measured at the centre of the girth. Moulded cornices and curves shall be paid in m2 the area being arrived at by multiplying length by the girth. Flat or weathered top to cornices when exceeding 15 cm in width shall not be included in the girth but measured with the general plaster work. Cornices, which are curved in their length, shall be measured separately. 8. Exterior plastering at a height greater than 10 m from average ground level shall be measured separately in each story height. Patch plastering (in repairs) shall be measured as plastering new work, where the patch exceed 2.5 m2 extra payment being made for preparing old wall, such as dismantling old plaster, raking out the joints and cleaning the surface. Where the patch does not Contractor. Executive Engineer(E&M).
97 exceed 2.5 m2 in area it shall be measured under the appropriate item under sub head ‘Repairs to Building’ 9. Deductions in measurements for opening, etc. will be regulated as follows. No deduction will be made for openings or ends of joints, beams, posts, girders, steps etc. up to 2.0 m2 in area and no additions shall be made either for the jambs, soffits and sills of such openings. When plastered an one face when plaster is provided on both faces the area of opening shall be deducted from one side. In respect of large openings with area more than 2.0 Sqm. The deduction for opening shall be made and jambs will be paid. The above procedure will apply to both faces of wall. Item No 24 Rebate for 1) M.S. Collapsible shutter 2) Wooden Door The agency should quote for the rebate towards the Old removed M S Collapsible Shutter & Wooden Door Mode of Measurement and Payment : Payment shall be deducted from the bill on Nos Basis. TERMS OF PAYMENT:- 100% payment will be released after the completion of work to the satisfactory of Engineer-in-charge. Contractor. Executive Engineer(E&M).
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1 MAHARASHTRA INDUSTRIAL DEVELOPMEN
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3 महारा औदयोग
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5 01 Name of work. M&R to W/S/S/ to
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11 making out the ground and keepin
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13 NOTICE TO CONTRACTORS Sealed per
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15 B-1 Form Percentage rate tenders
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17 TENDER FOR WORKS MEMORANDUM a) G
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19 Conditions Of Contract CLAUSE 1
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21 contractor to complete in which
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Contractor. 23 CLAUSE 8 : Payments
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25 any instructions in this connect
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27 specifications, drawings, design
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29 contractor shall forthwith on re
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31 m) Suitable precautions shall be
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33 hereof and in addition the contr
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35 CLAUSE 40 : The contactor shall
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37 CLAUSE 49 : Employments of scarc
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39 CLAUSE 60 : Removal and substitu
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41 ADDITIONAL TERMS AND CONDITIONS
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43 17. The materials will be stacke
Page 45 and 46: 45 SCHEDULE “A” Name of work :
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Page 79 and 80: 79 Item No 11 Providing and fixing
Page 81 and 82: 81 1.11 Item to Include : The rate
Page 83 and 84: 83 34.6 Mode of Measurement and Pay
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Page 91 and 92: 91 Item No 22 Providing IInd class
Page 93 and 94: 93 with the mortar. After every 1.0
Page 95: 95 Scaffolding will be double or si
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