Last piece of turf will be laid today in Sir Robert McAlpine-built stadium

The last piece of turf will be laid in the Olympic stadium today, over a year ahead of the Olympic Games鈥 opening ceremony.

International inspectors and four-time Olympic silver medalist and 200m world champion, Frankie Fredericks, will do the honours at the Olympic Park in Stratford.

The 拢490m centerpiece of the Games was constructed by Sir Robert McAlpine and designed by Populous.

Work on the stadium began in May 2008 and its completion has been hailed as a 鈥渉uge milestone鈥 for the 拢9.3bm Olympic project.