As I parked up to explore Bush Boake Allen I saw that the modest-looking farm buildings on the opposite side of the road were sporting some Herras fencing. Any sort of fencing/boarding/scaffolding is pure explorer catnip, but I decided that I would investigate further once I’d explored my primary target of the Bush Boake Allen site – I didn’t want to have an angry farmer telling me to clear off before I’d even got started! From browsing the excellent old…