Paragraph 21 Apparatus in closed streets
Regardless of the temporary closure or diversion of any highway under the powers conferred by article 11 (temporary closure of streets), Anglian Water is at liberty at all times to take all necessary access across any such closed highway and to execute and do all such works and things in, upon or under any such highway as may be reasonably necessary or desirable to enable it to maintain any apparatus which at the time of the closure or diversion was in that highway.