Submerging system for marine structure

Apparatus for maintaining a marine structure at a selected depth and in a substantially fixed position within a body of water and comprising a flotation, air tight, capsule, anchoring means comprising lever means pivoted non-rotatably at one end thereof to a bottom end portion of said capsule, a mooring block permanently fixed to the bed of said body of water and having the opposite end of said lever means connected thereto pivotally about a horizontal axis and nonrotatably, and a land based winch means for raising and lowering said marine structure within said body of water and, in cooperation with said lever means, for maintaining said marine structure at a selected depth and lateral distance from said mooring block in a substantially fixed vertical plane said winch means including a winch fixed to the land, a length of cable connected between the bottom end of the capsule and said winch, and pulley means permanently fixed to said water bed underlying the capsule, said cable extending substantially vertically downwardly from said capsule to be operatively connected about said pulley means and thence to said winch, whereby said winch may be operated to position said marine structure at the desired depth and said lever means and cable cooperate to maintain said structure at the selected depth and lateral distance from said mooring block.