female movable portion 37 of the valve system grout is to be pumped down grouting hose 23 after female movable portion 37 mates to male fixed portion 17 of valve system 68 and into the annular space between the skirt sleeve and the pile through the grout inlet port in skirt sleeve 12 until the annular space has been filled with grout of a selected minimum density fig3 through 6 illustrate the connection and release of quick release platform grouting valve system 30 fig3 illustrates an rov placing female movable part 37 in position to dock with male fixed part 17 of valve system 68 in the preferred embodiment this is a vertical stab operation in which stabbing cone 60 aids in guiding the female movable portion into correct alignment first with the upper edge of male fixed portion 17 then with a more precise alignment by engagement over engaging ring 94 see fig4 further lowering of female movable portion 37 causes engaging sleeve 74 to surround the top of male fixed portion 17 and the shoulders of engaging ring 94 cam against camming surface 92 of cam latch 86 thereby driving the cam latch into spring housing 88 against the force of latch spring 90 to cause retaining edge 84 to retract from engagement with sliding sleeve 78 also see fig5 with the retaining edge retracted sliding sleeve 78 is free to drop under the biasing of sleeve spring 80 the sliding sleeve then drops when locking balls 76 are in alignment with locking grooves 46 of male fixed portion 17 and the sliding lock sleeve urges locking balls 76 inward into the inside diameter of the engaging sleeve and.