It is reported that applicants had typically built-in contingencies to their budget of around 10%, however there are reports that some projects have suffered from escalations in costs of around 60%.
Adroddir bod ymgeiswyr fel arfer wedi cynnwys tua 10% o gyllid wrth gefn yn eu cyllideb, ond ceir adroddiadau bod rhai prosiectau wedi gweld cynnydd o tua 60% mewn costau.