Digital Proving Ring Penetrometer
The digital proving ring penetrometer determines the bearing capacity of subgrades or to measure soil compaction. It is light and easy to use in the field. In addition, it provides a rapid means of determining the penetration resistance of soil in shallow exploration surveys.
Includes:
- 30°, 1 in² cone
- 250 lb capacity proving ring
- 3/4″ dia. shaft, graduated at 6″ intervals
- 3/4″ dia. extension rod, graduated at 6″ intervals
- Cast aluminum t-handle
- Direct readout digital indicator
- Manual release
