Use of surface nuclear gauges and penetrometer ovens on construction sites. Partially from Randrup (1996).
| Prior to construction | Prior to planting/After planting | |
|---|---|---|
| Purpose of measurement | detection of existing conditions | control of compaction |
| Preferred method | penetrometer or surface nuclear gauge | surface nuclear gauge |
| Measurement depth | depends of amount of fill or excavation proposed; | depends on site conditions |
| subsoil must be quantified | min. top 0.3 m of subsoil and preferably the total compacted layer should be ascertained* |
↵* See Randrup (1997) and Randrup and Dralle (1997).