3rd SPEEDWALK is from the crossing W of SKEEP to Roth Ferry's ticketmaster: travel s;travel s;travel s 79;S;SW;S;SW;W;nw;n;n 4rd SPEEDWALK is again the reversed version of the previous, so Roth Ferry to the crossing W of SKEEP: s;s;SE;E;NE;N;NE;N;n;travel nw;travel n;travel nw