Just a quick update, I was able to confirm that there was no issue of trespassing at the "Football field-sized" dump. The dump's existence was widely known and likely dozens of people dug there over many years.
hay most peopel are hip to bottle digging by now.were i live ether the peopel iv met have gon digging for bottle at lesst once or have a relative who did or still diggs.this hobby is not for every one.once thay get a good cass of poisn ivy,stung by yellow jackits, get seven or eight stichis,not to menchen,digging in 90. o heat,and comeing up zip.this things thin out the filed.and as far as geting permistion,ether you get it or you dont.