A quick multi centred around the information board at the site of the Meldon junction signal box. Final location is only a short walk away.
Accessibility: the stages are mostly wheelchair/low mobility friendly, although some of the info at the signal box stage might be difficult to read if you can't get close. The terrain to gz is accessible (see parking notes), but help might be required to access the cache itself.
Stage 1 (Miles to Waterloo)
Miles to Waterloo = A00
Stage 2 (Bridge number)
Bridge number = B15
Stage 3 (Milepost)
Miles to Sourton = C
Route number = j7, and D= 2*j
Stage 4(Signal box)
Line opened 1E October 1874
Meldon-Meldon Junction doubled 1 November 187F
Count the number of wooden steps (both flights, including the top step) in the top photo. This gives you GH
Final cache is at N50 4A. BCD W4 0E.FGH
Checksum, A-H = 31. Checksum all digits in final coordinates = 43