particular specifications (road works) - CIDCO Maharashtra Ltd.

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CIDCO OF MAHARASHTRA LTD C.A.No.01/CIDCO/SE(KHR)/EE(KHR-I)/2010–11 Pg. No. 514 2. Cement Mortar All cement mortar to be used on this work shall be in proportion as specified and directed. The ingredient shall be measured dry, by means of properly made gauge boxes, on a covered platform and shall be thoroughly mixed dry before adding water to get the required consistency. Only such quantity of mortar shall be prepared at a time as can be used up immediately. Mortar, after it has begun to set, shall not be allowed to be raked up again, but shall be removed from the work site immediately. Cement mortar shall be used within 30 minutes after if leaves the mixing board or mill. 3. Workmanship All stone or brick masonry shall be thoroughly wetted and joints raked to a depth of 12mm and walls washed. f) Pointing to Brick Work The whole of the exposed faces of brick work, cut-stone work and stone-paving when described as to be pointed are to have the joint raked out to a depth of a 13mm and pointed with cement and sand (unless otherwise described) in the proportion of one of cement to one fine sand flush with the face of the work and out straight, parallel and of uniform width.
CIDCO OF MAHARASHTRA LTD C.A.No.01/CIDCO/SE(KHR)/EE(KHR-I)/2010–11 Pg. No. 515 The exposed faces of the rubble work are to be similarly pointed (When described as to be pointed) but the joints shall be raked out to a depth of 20mm and shall be irregular in direction. The above description of pointing shall apply generally to all classes except only as the pointing material which may in certain cases to be otherwise described in this specification. g) Bonding of old work with new work Wherever any new work meets the old, certain portions of the old work as may be ordered by the Engineer, shall be cut away in order that the new work may be properly bonded into the old. No payment will be allowed to the Contractors for cutting away any portion of the work done under this contract for the purpose of other similar work, or in such case for bonding and making good the same as above described. h) Cutting holes in new work Wherever any hole or other communication has to be cut into the wall or made with a drain or a sewer or a manhole or into or with other masonry, the hole or communication shall be cut or made neatly to the requisite size and pipe, tail piece, elbow or other article or work for which it is required shall be neatly and soundly stopped around with, or built in cement and sand (1 to 1). The rate of cutting the hole or that for the work for which the communication is
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