In particular, the committee considered the promoter's approach to controlling noise and vibration, as set out in the noise and vibration policy and the code of construction practice.Although the committee broadly welcomed the commitments made by the promoter in those documents, we felt it important that the measures proposed should be given some form of statutory backing in order to reassure objectors that the standards of mitigation set out in the noise and vibration policy, the code of construction practice and subsequent local construction plans will be applied by contractors.