My first attempt at a mystery so kept it nice and simple The co-ordinates are for a spot opposite what used to be Rackstraw Farm which was part of the original farms thats made up Sandhurst. It is now a restaurant.
Cache puzzle is:
0101010001101000011001010010000001100011011000010110001101101000011001010010000001101001011100110010000001100001011101000010000001001110001101010011000100100000001100100011000000101110001110000011011100110101001000000101011100110000001100000011000000100000001101000011011100101110001100000011000000110011
You can check your answers for this puzzle on Geochecker.com.