Abstract: A device for stabilizing, with reference to the surrounding terrain, a cable splice enclosure having a cable splice therein, comprising a stabilizer rail positionable in a supporting position adjacent the splice enclosure, strap means for holding the splice enclosure in position against the stabilizer rail, a spacer member adjustably positionable longitudinally on the stabilizer rail for supporting a portion of cable near the splice enclosure, a cradle member adjustably positionable longitudinally on the stabilizer rail and supporting the splice enclosure, and a support leg attachable to the stabilizer rail to extend laterally from the stabilizer rail.