Herzog & de Meuron鈥檚 extension to the Tate Modern has been given the green light by Southwark council

Cabe called it a 鈥渇irst-rate addition to London鈥檚 contemporary architecture鈥� and singled out its 鈥渇ormal and rigorous sustainability strategy鈥�. Construction manager for the scheme is Mace and Ramboll Whitbybird is consulting engineer. Construction is set to begin in 2010.