Ecology Clerk of Works services for the installation of off-road bicycle facilities within Hadleigh Country Park, to supplement the London 2012 Olympic bike course. A range of routes of varying difficulty were constructed, ranging from simple asphalt paths to mountain bike trails and a pump track. The role required the monitoring of the contractor and to intervene if any of the ecological features of the site might be compromised, including grassland within the Site of Special Scientific Interest that encompassed part of the park.