SUMMARY OF APPLICATION SO FAR - at 2 hours 15 minutes:
Permeability before grouting is more than 100 lugeons (high)
Water:cement ratio = 0.5:1. Pressure has built up to 50 psi [3.5 bars] and it is necessary to partly close the control valve on the standpipe.
Total cement injected so far

• 18.46 bags in the first 15 minutes
• 17.96 bags in the second 15 minutes
• 17.86 bags in the third 15 minutes (45 minutes)
• 17.14 bags between 45 minutes and 1 hour
• 14.62 bags between 1 hour and 1 hour, 15 minutes.
• 12.27 bags between 1 hour 15 minutes, and 1 hour, 30 minutes.
• 9.39 bags between 1 hour 30 minutes, and 1 hour, 45 minutes.
• 6.68 bags between 1 hour 45 minutes, and 2 hours.
• 3.79 bags between 2 hours, and 2 hours 15 minutes
•    = 118.17 bags total