Optimization Analysis of Controlled Blasting for Passing through Houses at Close Range in Super-Large Section Tunnels

Table 4

Delay time of detonators.

Segment	1	3	5	7	9	11	13	15
Delay time (ms)	≤13	50	110	200	310	460	650	880
Error range (ms)	—	±10	±15	±20	±30	±40	±50	±60
Relative delay range (ms)	≤13	29–60	82–125	167–220	267–340	437–500	587–700	807–940