Adjustable cap for retaining walls

Claim 1

In combination with a retaining wall comprised of precast concrete stretchers assembled into stacked superimposed relationship, the improvement comprising: screw threaded rods secured to and extendng upwardly from the uppermost stretchers of the wall; adjusting nuts threadably received on said rods for select threadable movement thereon up and down relative to said stretchers; performed elongated cap elements extending lengthwise over said uppermost stretchers; said elements having openings therein for receipt of said rods; support surface means on said elements engageable with said adjusting nuts to support said cap elements on said nuts in spaced relationship to said uppermost stretchers for select elevational adjustment relative thereto; and skirts formed on the cap elements for extension over the outside surfaces of the stretchers disposed beneath said cap elements, said skirts being of a depth sufficient to cover the space between the cap elements and the uppermost stretchers, irrespective of elevational adjustment of said cap elements relative to said stretchers, whereby said skirts may function as a form surface to capture cementitious material poured between the cap elements and the uppermost stretchers.