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mae enghreifftiau hefyd o ddatblygwyr sydd wedi mynd yn ddatodwyr ac wedi gadael problemau i awdurdodau lleol eu datrys , er enghraifft , ffyrdd nas mabwysiadwyd , draeniau , carthffosydd ac yn y blaen
there are also examples of developers who have gone into liquidation and left problems for local authorities to pick up , for example , unadopted roads , drains , sewers and so on
rhoddaf un enghraifft ichi o 1988 , pan oedd yn amlwg bod angen gwaith ailadeiladu mawr ar ystad dai o eiddo'r cyngor ger pontypridd oherwydd , ymysg problemau eraill , nad oedd y carthffosydd wedi'u hadeiladu'n iawn , gyda'r canlyniad bod budreddi afiach yn dod i fyny drwy'u basnau ymolchi a'u baths o hyd
i will give you one example from 1988 , when it was clear that a council-owned housing estate near pontypridd required major reconstruction because , among other problems , the sewers were not constructed properly , with the result that horrible nasties kept coming up through their washbasins and baths
