Tower sub-structure support

FIG. 1 is a rear perspective view of a tower sub-structure support illustrating the new design;

FIG. 2 is a bottom view of the tower sub-structure support illustrated in FIG. 1 ;

FIG. 3 is a top view of the tower sub-structure support illustrated in FIG. 1 ;

FIG. 4 is a front view of the tower sub-structure support illustrated in FIG. 1 ;

FIG. 5 is a rear view of the tower sub-structure support illustrated in FIG. 1 ;

FIG. 6 is a rear view detail (top portion) of the tower sub-structure support illustrated in FIG. 5 ;

FIG. 7 is a rear view detail (bottom portion) of the tower sub-structure support illustrated in FIG. 5 ;

FIG. 8 is a left side elevational view of the tower sub-structure support illustrated in FIG. 1 ; and,

FIG. 9 is a right side elevational view of the tower sub-structure support illustrated in FIG. 1 .

The dashed lines are included for the purpose of illustration and environment only and do not form a part of the claimed design.