Location: Edgemoor Rd and I-495, Edgemoor Just after US-13, turn right for I-495 south. Location: Edgemoor Rd and Lighthouse Rd, Edgemoor Follow Lighthouse Rd south to get to I-495 north. DE 3 ends for real now.  N to US-13 Bus  N to US-13, S to DE 9A  N to I-495, S to DE 9