shape of the plug it is preferred however that the shape and size of the recess and projection do not match any of the conventional tool ends that are commercially available such as hex wrenches of standard sizes with reference to fig1 the second embodiment of the invention further includes a method of covering a well casing so that it is secured against unauthorized access the method includes 1 providing a locking support ring 101 including a ring body 103 having a plurality of holes 111 therein a cover including a sidewall with an inner surface a plurality of brackets on the inner surface a threaded coupler extending from the sidewall 2 providing a key lock extending through the sidewall at the coupler 3 providing a threaded plug to close the threaded coupler 4 drilling a plurality of holes in the concrete base 117 surrounding the well casing each of the holes coaxial with a corresponding hole in the locking support ring body 5 attaching the ring 101 to the concrete base 117 surrounding the well casing 6 placing the cover 115 on the locking support ring 101 and rotating the cover until the brackets 88 of the cover fully engage the slots 54 in the braces 105 on the top side of the locking support ring 101 7 locking the key lock 62 to prevent rotation of the cover 115 with respect to the ring 101 and the well casing 26 and 8 threading the plug into the coupler to restrict access to the key slot although the description above contains many specific descriptions materials and dimensions these should not be construed as limiting the scope of the invention but as merely providing illustrations of.