Table 1 Geological conditions of excavation strata.

From: A case study on TBM cutterhead temperature monitoring and mud cake formation discrimination method

Exploration distance (m)

Excavation geology types

ZK1 + 0 ~ ZK1 + 346

Silty sand, silty clay, silt

ZK1 + 346 ~ ZK1 + 545

Silty clay, silt, sand

ZK1 + 545 ~ ZK1 + 810

Sandy silty clay, silty clay

ZK1 + 810 ~ ZK2 + 005

Mucky clay, silty clay

ZK2 + 005 ~ ZK2 + 335

Silty clay, gravel

ZK2 + 335 ~ ZK2 + 540

Mucky clay, silty clay

ZK2 + 540 ~ ZK2 + 840

Silty sand, silt, silty clay