Are you any good with a spade?

Can you help with our new local MTB trail in Lyme park? The National Trust and Lyme park are looking for volunteers to help dig and create the new Hase Bank Wood trail. So, provisional dates for the next few dig days are:
Saturday April 6th
Sunday April 28th
Sunday May 26th
10:00 - 15:00 (latest) Meet at the Knott Car Park. Tools and safety equipment provided, but please bring lunch.