| 52 / | HD | STATIC STRUCTURES (E.G., BUILDINGS) |
| 561 | DF | LATERALLY RELATED, INDIVIDUALLY ASSEMBLED COURSES {4} |
| 562 | ![]() | .~ Utilizing discrete dissimilar material tie {3} |
| 563 | DF | .~.~> Engaging lateral integral projection on module |
| 564 | DF | .~.~> Engaging opposed deformations in course modules |
| 565 | DF | .~.~> Embedded in course module |