Proposed grade separation at Sugar Creek Road and proposed closure of the Craighead Road at-grade crossing along the North Carolina Railroad (NCRR)/Norfolk Southern (NS) Railway in Charlotte, crossing no. 715 352H, NS mile post 374.02, crossing no. 715 355D, NS mile post 374.39, WBS project no. 42848, TIP no. U-5008 : administrative action, environmental assessment & draft section 4(f) evaluation