Ballast Base
AssemblyCruciform chassis with axles for road towing, levelling jacks and slabs of concrete ballast that anchor the freestanding crane. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Ballast Base
6 top-level lines as of r151947| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Base Chassis | self-erecting-tower-crane-chassis | 1× | 1 | · | part |
| 2 | Axle Set | self-erecting-tower-crane-axle-set | 1× | 1 | · | part |
| 3 | Ballast Block | self-erecting-tower-crane-ballast-block | 12× | 12 | · | part |
| 4 | Levelling Jack | self-erecting-tower-crane-levelling-jack | 4× | 4 | · | part |
| 5 | Support Pad | self-erecting-tower-crane-base-pad | 4× | 4 | · | part |
| 6 | Fastener Set | fastener-set | 1× | 1 | · | part |