| 52 / | HD | STATIC STRUCTURES (E.G., BUILDINGS) |
| 122.1 | ![]() | WITH LIFTING OR HANDLING MEANS FOR PRIMARY COMPONENT OR ASSEMBLY {5} |
| 123.1 | DF | .~> Mast or enclosure section elevated to superimposed position |
| 124.1 | DF | .~> Vault component {1} |
| 125.1 | DF | .~> Lift slab |
| 125.2 | DF | .~> Construction or component having means to engage hand or cable-type lifting means {3} |
| 126.1 | DF | .~> Position adjusting means; e.g., leveling {4} |