One respondent considered that the 20mph zones should remain for areas adjacent to streets that are to be exempted and retain their 30 mph speed limits.
Roedd un ymatebwr o'r farn y dylai'r parthau 20mya aros ar gyfer ardaloedd gerllaw strydoedd sydd i'w heithrio a chadw eu terfynau cyflymder 30 mya.