Research Article

Research on the Reuse of Discharged Soil from EBP Shield Tunnels in Synchronous Grouting Material

Table 6

Optimal proportions of synchronous grouting material prepared from shield muck.

Water-binder ratioBinder-sand ratioBentonite-water ratioFly ash-cement ratioMass of components per 6.5 kg of grout (kg)
CementFly ashSilty clay in muckFine sand in muckWater

0.740.840.112.750.5741.5780.1842.5621.603