§ Mr. MurphyTo ask the Secretary of State for Wales what were the causes of the recent flooding in the Conwy tunnel; and what remedies he proposes to prevent further flooding.
§ Sir Wyn RobertsThere has been no flooding of the Conwy tunnel. The westbound carriageway was closed for two hours on 1 November to deal with a faulty heat/gas detection sensor.
§ 169. Mr. MurphyTo ask the Secretary of State for Wales if detergents used for cleaning of the Conwy crossing tunnel will be discharged into the Conwy estuary; and how the discharge will be treated.
§ Sir Wyn RobertsDetergents are discharged into the public foul sewer. The type used in the tunnel are of a fully biodegradable kind.