52 / | HD | STATIC STRUCTURES (E.G., BUILDINGS) |
146 | VERTICAL STRUCTURE WITH BRACE, OR GUY, EXTENDING DIAGONALLY TO A BASE {4} | |
147 | DF | .~> Attached discrete guard |
148 | DF | .~> Flexible guy type |
149 | DF | .~> With adjustable means {2} |
152 | DF | .~> Spaced or angularly related braces |