Location: Greenwood Rd and Shore Hwy, Caroline Cty Reassurance shield after the 404 split. Location: Greenwood Hwy and Passwaters Rd, Caroline Cty A mile later we’ll enter Delaware. The highway continues as DE 16.  W to MD-313/MD-404  E to DE-36  W to MD-16/MD-313, E to DE-404/DE State Line