Artículo 142.- Las tuberías enterradas deben estar listadas para su uso en sistemas contra incendios y deben satisfacer los siguientes estándares de fabricación:
<table> <thead> <tr> <th>Materiales y Dimensiones</th> <th>Estándar</th> </tr> </thead> <tbody> <tr> <td colspan="2">Hierro Dúctil</td> </tr> <tr> <td>* Cement Mortar Lining for ductile Iron Pipe and Fittings for Water</td> <td>AWWA C104</td> </tr> <tr> <td>* Polyethylene Encasement for Ductile Iron Pipe systems</td> <td>AWWA C105</td> </tr> <tr> <td>• Ductile Iron and Gray Iron fittings, 3-in. through 48-in. for water and other liquids</td> <td>AWWA C110</td> </tr> <tr> <td>• Rubber-Gasket joints for Ductile Iron Pressure Pipe and Fittings</td> <td>AWWA C111</td> </tr> <tr> <td>• Flanged Ductile Iron Pipe with Ductile Iron or Gray Iron threaded flanges</td> <td>AWWA C115</td> </tr> <tr> <td>• Ductile Iron Pipe, centrifugally cast for water</td> <td>AWWA C151</td> </tr> <tr> <td>• Standard for the Installation of Ductile Iron water mains and their appurtenances</td> <td>AWWA C600</td> </tr> <tr> <td colspan="2">Acero - Ver Articulo 53</td> </tr> <tr> <td>* Steel Water pipe 6 in. and larger</td> <td>AWWA C200</td> </tr> <tr> <td>• Coal-Tar Protective Coatings and linings for steel water pipelines enamel and tape - hot applied</td> <td>AWWA C203</td> </tr> <tr> <td>* Cement-Mortar Protective Lining and Coating for Steel Water Pipe 4 in. and larger - shop applied</td> <td>AWWA C205</td> </tr> <tr> <td>• Steel Pipe Flanges for Waterworks Service - sizes 4 in through 144 in</td> <td>AWWA C207</td> </tr> <tr> <td>* Field welding of steel water pipe</td> <td>AWWA C206</td> </tr> <tr> <td>* Dimensions for fabricated steel water pipe fittings</td> <td>AWWA C208</td> </tr> <tr> <td>* A Guide for Steel Pipe Design and Installation</td> <td>AWWA M11</td> </tr> <tr> <td colspan="2">Concreto</td> </tr> </tbody> </table>
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320690 NORMAS LEGALES El Peruano viernes 9 de junio de 2006
<table> <thead> <tr> <th>Materiales y Dimensiones</th> <th>Estándar</th> </tr> </thead> <tbody> <tr> <td>* Reinforced concrete Pressure Pipe, steel-cylinder type for water and other liquids</td> <td>AWWA C300</td> </tr> <tr> <td>* Prestressed concrete Pressure Pipe, steel-cylinder type for water and other liquids</td> <td>AWWA C301</td> </tr> <tr> <td>* Reinforced concrete Pressure Pipe, steel-cylinder type for water and other liquids</td> <td>AWWA C302</td> </tr> <tr> <td>* Reinforced concrete Pressure Pipe, steel-cylinder type, Prestressed for water and other liquids</td> <td>AWWA C303</td> </tr> <tr> <td>* Asbestos-Cement Distribution Pipe, 4 in. through 16 in. for water and other liquids</td> <td>AWWA C400</td> </tr> <tr> <td>* Standard Practice for selection of Asbestos-Cement Water Pipe</td> <td>AWWA C401</td> </tr> <tr> <td>* Cement-Mortar Lining of Water Pipe Lines 4 in. and larger - in place</td> <td>AWWA C602</td> </tr> <tr> <td colspan="2">Plásticos</td> </tr> <tr> <td>* Polyvinyl Chloride (PVC) Pressure Pipe 4 in. through 12 in. for water and other liquids</td> <td>AWWA C900</td> </tr> <tr> <td colspan="2">Cobre</td> </tr> <tr> <td>* Specification for seamless copper tube</td> <td>ASTM B 75</td> </tr> <tr> <td>* Specification for seamless copper water tube</td> <td>ASTM B 88</td> </tr> <tr> <td>* Requirements for general requirements for wrought seamless copper and copper-alloy tube</td> <td>ASTM B 251</td> </tr> </tbody> </table>