Many of the proposals were insufficiently progressed when first submitted for appraisal compounding initial delays with the Operation.
Nid oedd llawer o'r cynigion wedi'u datblygu'n ddigonol pan gyflwynwyd nhw am y tro cyntaf i'w gwerthuso gan ychwanegu at yr oedi cychwynnol gyda'r Rhaglen.