Piezometers, standpipes or environmental wells can be installed in Terrier boreholes or direct driven using our Terrier rig or direct pushed using any of our CPT rigs.
- Piezometers or wells of 25mm, 32mm to 50mm can be installed
- Hand or machine slotted PVC
- 2mm quartz sand screen backfill (Walton Park)
- Flush or standup well covers
![](https://www.g-i.co.nz/wp-content/uploads/piezometer_monitoring_wells-e1592279879133.png)