particular specifications (road works) - CIDCO Maharashtra Ltd.

More documents

Recommendations

Info

CIDCO OF MAHARASHTRA LTD C.A.No.01/CIDCO/SE(KHR)/EE(KHR-I)/2010–11 Pg. No. 472 Engineer. After the pipes are laid and jointed on those beds and the joints tested, the remaining work of concreting in the 2 nd stage will be allowed. b) When it is decided to do the work of encasing in one stage only pipes shall be laid on bricks or stone chips to the required level and joint. After the joints are tested the work of concreting will be done. The contractor shall be not entitled to any extra payment in either case. The contractor shall prepare the necessary form work for the encasement as required by the Engineer. After the pipes are jointed, a period of atleast 24 hours must elapse, before the top concrete over the pipes are laid. c) While encasing of R.C. Pipes of NP 3 class, a clear open space of 25 mm all around shall be left in the encasement at each joint for flexibility without any extra cost. 29.0 JOINTING OF PIPES 29.1 Jointing of stones ware pipes : a) All the pipe joints shall be caulked with tarred gasket (prepared ready for use before being brought on the work ) in one length for each joint and sufficiently long to entirely surround the spigot end of the pipe the gasket to be driven as far as possible by means of a suitable instrument. After the pipes are thoroughly cleaned and moistened, mixture of one part of cement and one part of clean fine sand tempered with just sufficient water have a consistency of semi-
CIDCO OF MAHARASHTRA LTD C.A.No.01/CIDCO/SE(KHR)/EE(KHR-I)/2010–11 Pg. No. 473 dry condition should be forced into the joints and well rammed with caulking tools the whole space around the spigot between it and the socket is united full, and the joints shall be finished off with a splayed fillet sloping at 45 degrees to the side of the pipe. The shaft or a pipe entering or leaving a manhole shall have splayed fitlet of neat cement laid around the same extending on the outside plastering of the manhole 75 mm beyond the outside of the pipe and 75 mm beyond the outside plastering of the manhole. Such fillets shall be deemed to be included in the rates for pipe laid complete. b) Great care must be taken after the joints are made that the pipes be not moved or shaken before the cement has thoroughly set. c) The rate for providing, laying and jointing of S.W. or R.C. pipes shall also include the cost of plugging up the mouths of these pipes with brick in cement mortar 1:6 with cement plaster 1:3 wherever directed by the Engineer. 29.2 Jointing concrete Pipes a) Each concrete pipe with the rubber ring accurately positioned on the spigot shall be pushed well home into the socket of the previously laid pipe by means of uniformly applied pressure with the aid of a jack or similar appliance. b) Concrete pipes of the spigot and socket type with roll on rubber rings shall be used, and the manufacturer’s instructions shall be deemed to form a part of this specification.
Page 1 and 2:
CIDCO OF MAHARASHTRA LTD C.A.No.01/
Page 3 and 4:
Page 5 and 6:
Page 7 and 8:
Page 9 and 10:
Page 11 and 12:
Page 13 and 14:
Page 15 and 16:
Page 17 and 18:
Page 19 and 20:
Page 21 and 22:
Page 23 and 24:
Page 25 and 26:
Page 27 and 28:
Page 29 and 30:
Page 31 and 32:
Page 33 and 34:
Page 35 and 36:
Page 37 and 38:
Page 39 and 40:
Page 41 and 42:
Page 43 and 44:
Page 45 and 46:
Page 47 and 48:
Page 49 and 50:
Page 51 and 52:
Page 53 and 54:
Page 55 and 56:
Page 57 and 58:
Page 59 and 60:
Page 61 and 62:
Page 63 and 64:
Page 65 and 66:
Page 67 and 68:
Page 69 and 70:
Page 71 and 72:
Page 73 and 74:
Page 75 and 76:
Page 77 and 78:
Page 79 and 80:
Page 81 and 82:
Page 83 and 84:
Page 85 and 86:
Page 87 and 88:
Page 89 and 90:
Page 91 and 92:
Page 93 and 94:
Page 95 and 96:
Page 97 and 98:
Page 99 and 100:
Page 101 and 102:
Page 103 and 104:
Page 105 and 106:
Page 107 and 108:
Page 109 and 110:
Page 111 and 112:
Page 113 and 114:
Page 115 and 116:
Page 117 and 118:
Page 119 and 120:
Page 121 and 122:
Page 123 and 124:
Page 125 and 126:
Page 127 and 128:
Page 129 and 130:
Page 131 and 132:
Page 133 and 134:
Page 135 and 136:
Page 137 and 138:
Page 139 and 140:
Page 141 and 142:
Page 143 and 144:
Page 145 and 146:
Page 147 and 148:
Page 149 and 150:
Page 151 and 152:
Page 153 and 154:
Page 155 and 156:
Page 157 and 158:
Page 159 and 160:
Page 161 and 162:
Page 163 and 164:
Page 165 and 166:
Page 167 and 168:
Page 169 and 170:
Page 171 and 172:
Page 173 and 174: CIDCO OF MAHARASHTRA LTD C.A.No.01/
Page 223: CIDCO OF MAHARASHTRA LTD C.A.No.01/
Page 275 and 276:
Page 277 and 278:
Page 279 and 280:
Page 281 and 282:
Page 283 and 284:
Page 285 and 286:
Page 287 and 288:
Page 289 and 290:
Page 291 and 292:
Page 293 and 294:
Page 295 and 296:
Page 297 and 298:
Page 299 and 300:
Page 301 and 302:
Page 303 and 304:
Page 305 and 306:
Page 307 and 308:
Page 309 and 310:
Page 311 and 312:
Page 313 and 314:
Page 315 and 316:
Page 317 and 318:
Page 319:
show all

particular specifications (road works) - CIDCO Maharashtra Ltd.

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?