ASTM E2835-11 international standard
for precise testing all over the world
TERRATEST® equipment on construction sites operates under tough conditions – it withstands vibrations, rain, dust and extreme temperatures. Should there be any problem with your TERRATEST 4000 STREAM or TERRATEST 5000 BLU after many years of use, the TERRATEST® customer service team will take care of it. We will make sure that the repair of your equipment will be fast and reliable. All devices made by TERRATEST® will be delivered with a calibration certificate according to ASTM E2835-11. TERRATEST’s calibration systems are accredited by the German Federal Road Research Institute (Bundesanstalt für Straßenwesen).
![Calibrating LWD on own calibration point](https://light-weight-deflectometer.com/wp-content/uploads/2020/05/Calibrating-LWD-on-own-calibration-point.jpg)
- Calibration of Light Weight Deflectometer according to international standard ASTM E2835-11 and German standard TP BF StB Part B 8.4
- Service and repair
![ASTM-E2835-11](https://light-weight-deflectometer.com/wp-content/uploads/2022/02/ASTM-E2835-11-739x1024.jpg)