The advice of the railway / transport authority MUST be sought and confirmation of approval with street works section must be made prior to work commencing in the vicinity of railway crossings.
RHAID ceisio cyngor yr awdurdod trafnidiaeth/rheilffyrdd a chael cadarnhad o gymeradwyaeth gan yr adain gwaith stryd cyn i waith ddechrau ger croesfannau rheilffordd.