Tunnel Segmental Lining Thrust Calculator
Calculate normal hoop thrust ($N$), bending moments ($M$), radial ovalization distortion, and concrete stresses in precast segmental tunnel rings.
Lining Geometry & Soil Loading
0.5 sand, 0.7 clay, >1 overconsolidated
C50/60 grade
Number of segments / ring
Lining Thrust, Moment & Stress
Max Normal Thrust (N)
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Max Bending Moment (M)
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Peak Concrete Stress
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Ovalization ΔD
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Safety Factor
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Segmental Ring Structural Evaluation
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