The ornamental design for an adjustable footsteppingbridge for tile grout lines, as shown and described.
FIG. 1 is a top plan view of an adjustable foot stepping bridge for tile grout lines showing my new design;
FIG. 2 is a front elevation view thereof, the rear elevation view being a mirror image of FIG. 2;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a left elevation view thereof;
FIG. 5 is a right elevation view thereof;
FIG. 6 is an isometric view thereof showing the adjustable foot stepping bridge in a condition of use; and,
FIG. 7 is an isometric view thereof shown in an alternate position.
The broken lines in the Figures showing fasteners, a length adjustment mechanism and a support member are for the purpose of illustrating portions of the adjustable foot stepping bridge for tile grout lines and form no part of the claimed design. The dash-dot-dash broken lines shown in FIG. 6 are for the purpose of illustrating environment and form no part of the claimed design.