ODA Chairman John Armitt said: 'We have achieved an excellent safety record on the project so far through the commitment and hard work of everyone on the site.  However, there are still huge challenges ahead of us as we enter our toughest year.

'The number of workers and activity on site will reach its peak with construction underway in every part of the Olympic Park. The logistical challenge is huge with the workforce increasing to around 11,000, and deliveries increasing from the current rate of around 650 per day to around a 1,000 per day.

'We cannot afford any complacency, but I am confident that with what we have achieved to date the foundations for success are firmly in place.'

The ODA has been working with contractors on site to promote the importance of health and safety, and initiatives have included:

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For further information please contact the Olympic Delivery Authority Press Office on +44 (0)203 2012 700.

The construction of the venues and infrastructure of the London 2012 Games is funded by the National Lottery through the Olympic Lottery Distributor, The Department for Culture, Media and Sport, the Mayor of London and the London Development Agency.

Find out the latest from London 2012 HQ on our blog.

• setting up an on-site medical centre and health checks for every worker;
• education and health promotion campaigns across the site;
• one of the largest surveys of construction workers to check attitudes and approach to health, safety and environmental management;
• an annual awards scheme to recognise and celebrate individuals’ and teams’ performances;
• a leadership team with representatives from all the main contractors to act as the project’s health and safety ambassadors.