If all or part of a length of the Main Capital Works Project does not meet the specification that does not directly impact on the ability to meet the environmental objective.
Nid yw holl hyd y Prosiect Prif Waith Cyfalaf neu ran ohono yn cyfateb i’r fanyleb ond nid yw hynny’n cael effaith uniongyrchol ar allu’r prosiect i gyflawni’r amcan amgylcheddol.