Dear All and Mr. Ashraf
This question related to pipe in trenches. we know in accordance with CESSM 3 , measurement rule M3 " Lengths of pipes shall be measured along their centre lines lengths of pipes in trenches shall include lengths occupied by fittings and valves and exclude lengths occupied by pipes and fittings comprising backdrops to manholes. Lengths of pipes not in trenches shall exclude lengths occupies fittings and valves ".
Then, why the fittings and valves are not measured as Extra over in Class J?
Jayaweera
This question related to pipe in trenches. we know in accordance with CESSM 3 , measurement rule M3 " Lengths of pipes shall be measured along their centre lines lengths of pipes in trenches shall include lengths occupied by fittings and valves and exclude lengths occupied by pipes and fittings comprising backdrops to manholes. Lengths of pipes not in trenches shall exclude lengths occupies fittings and valves ".
Then, why the fittings and valves are not measured as Extra over in Class J?
Jayaweera