Research on the Algorithm for Composite Lining of Deep Buried Water Conveyance Tunnel

Table 2

Stress coefficients under internal pressure.

A1	B1	C1	A2	B2	C2	A3	B3	C3
−4.3428 × 10^6	0	2.3548 × 10^5	−4.7683 × 10^6	0	2.6466 × 10^5	−4.4571 × 10^3	0	0