The tendency of deformation of deep stratum was consistent with that of the shallow stratum, but the settlement of deep stratum over the tunnel was far larger than that of the shallow stratum.

• 隧道开挖引起的地层深层与浅层变形趋势是一致的，但在两隧道轴线上方深层土体的沉降要远比浅层土体大。