Skip to main content
Anteprima. Sito in manutenzione per il pubblico. Stai vedendo la versione completa con il tuo cookie di anteprima.

Special site condition

Seismic zone (NTC 2018)

Areas classified as seismic under NTC 2018

Requires technical documentation with a seismic calculation according to NTC 2018. This condition combines with the soil type: check the page for the main soil as well.

Illustrated cross-section of clay soil with a T-Block ground screw and a detail of the helix.

From the dedicated page

Are ground screws suitable for all soils?

Every soil responds differently to the helix: length, diameter and installation method change. In the guide: how to choose the model for the soil.

  • Length and diameter
  • Installation method
  • On-site load test
Read the full page: Are ground screws suitable for all soils?

Seismic zone (NTC 2018): T-Block models

17 models, shortest first

Show the other 9 models

All 86 items are in the full catalogue.

Classification based on internal T-Block® technical data. Optimal = preferred solution · Good = suitable · Suitable with checks = possible after verification.