The M4 Motorway (Junctions 3 to 12) (Smart Motorway) Development Consent Order 2016

Ecological mitigation

11.  Ecological mitigation of the authorised development with respect to protected species, including the provision of any mammal underpasses or tunnels, set out in the environmental masterplan (Application Document Reference No. 7.4, Annex A) and the CEMP, must be provided in accordance with the principles of guidance in Highways England’s Design Manual for Roads and Bridges, Volume 10, Section 4 (Volume 10, October 1994, amended as at May 2014 or as subsequently amended), as supported by additional guidance from the Institute of Ecology and Environmental Management, published ecological literature, and consultation with statutory and non-statutory nature conservation bodies, except where any departures from that guidance are agreed by the Secretary of State, following consultation with Natural England and the relevant planning authority.