DescriptionNew Zealand road sign W1-1.7A.svg English: "Shoulder closed" supplementary plate for use with sign W1-1A. Date 7 July 2012 Source Traffic Control...
DescriptionNew Zealand road sign W1-1A + W1-1.7A.svg English: Shoulder closed for roadworks. Date 18 November 2012 Source Traffic Control Devices Manual...
English determination method or standard: SHA-1...