post support beams 84 as described above the post 85 preferably has a hollow cross section however post 85 may also be solid in cross section or be provided with a reinforcing structure such as a pipe or a rod received therein an alternate embodiment for the post or support beam 84 involves securely seating a plurality of rods or members in footings or a foundation beneath the wall structure 10 and sliding the post or beam 84 of the type illustrated in fig3 thereover blocks 12 would then disposed between respective pairs of post support beams 84 as described above now turning to fig4 a wall structure 10 is depicted as it may be used in conjunction with an elevated structure u201c s u201d as with the wall structure generally depicted in fig4 and 22 this wall structure 10 is comprised of a plurality of blocks 12 arranged in columns 14 having the columns 14 held in place by vertically oriented lateral support beams 16 and with each beam 16 operably connecting adjacent columns 14 together the brackets 19 used in this embodiment however differ from the u201c u u201d shaped brackets 18 of the previously described embodiment in several respects first the brackets 19 are shaped differently than the bracket 18 of fig4 and 22 instead of having an inverted u201c u u201d shaped configuration as with bracket 18 the bracket 19 of this embodiment has a single downwardly extending portion another difference is that rather than positioning a portion of a block 12 within an opening 50 defined by a pair of.