The London Gateway Port Harbour Empowerment Order 2008

12.  No more than 167,000m² of B1(b), B1(c), B2 and B8 development and the Ro-Ro or, alternatively, 1 berth without the Ro-Ro, shall be first occupied or brought into beneficial use prior to the completion of the construction of acoustic barriers where appropriate—

(a) along either side of The Manorway from its junction with the A13 to the new Sorrells roundabout;

(b) along the northern section of the new access road;

(c) along either side of the A13 from where it meets Stanford Road immediately west of the junction of Stanford Road and Buckingham Hill Road north-eastwards to the point north of Caldwell Road; and

(d) along the south side of the A13 from a point north of Hemley Road to the junction with Saffron Gardens,

in each case as approved by the appropriate authority and in conformity with Highways Agency Standard HA 66/95 “Environmental Barriers Technical Requirements” (or any standard which may replace it).