Development Brief Area Action Plan prepared. https://www.sunderland.gov.uk/media/20442/SHLAA-Coalfield-Appendices/pdf/20e_Coalfield_App_P.pdf?m=636646123310000000|https://www.sunderland.gov.uk/media/19100/Strategic-Land-Review-Coalfield-2016-/pdf/14A_Strategic_Land_Review_Coalfield_(2016)1.pdf