There are some areas, however, such as fair work and environmental sustainability where the scheme perhaps lacked a mechanism to ensure these would be achieved.
Fodd bynnag, mae yna rai meysydd, fel gwaith teg a chynaliadwyedd amgylcheddol, lle nad oedd gan y cynllun fecanwaith efallai i sicrhau y byddai'r rhain yn cael eu cyflawni.