DCP Dynamic Cone Penetrometer
Dynamic cone penetration test for subgrade soil bearing capacity, used together with light/heavy dynamic sounding and standard penetration equipment. Drop hammer 8 kg; drop height 575 mm; penetration rod dia. 20 mm; cone angle 30; penetration range 1300x300x200 mm; total instrument weight 75 kg.
| Parameter | Specification |
|---|---|
| Standard | ASTM D6951 / JTG 3450 |
| Hammer mass | 8 ± 0.1 kg |
| Drop height | 575 ± 1 mm |
| Cone angle | 60° |
| Cone max diameter | 20 mm |
| Shafts | Upper 803 mm, lower 910 mm (typical) |