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Project Acronym: IDDP-1 | State: Completed | Expedition ID: 5029

ins.: 2009-05-08 02:00, 16 yrs ago
By: Scientists
Category: IDDP_
IDDP_

IDDP: 2009-05-08

BHA was run into the hole until the TOC was ...
People struggling against the wind. The weather has been bad this morning.

BHA was run into the hole until the TOC was reached at 22:50 pm at approximately 1819 m depth. There the ROP decreased considerably, i.e. from c. 40 m/h to c. 10 m/h. Some minor obstacles were entered at 1210-1215 m, 1740-1742 m and 1749-1752 m depth. Below 1777 m the ROP started to decrease. The plug was then drilled further to 1835 m depth. At 06:15 am this morning directional drilling of the sidetrack started. The ROP is kept close to 0.5 m/h with a minor WOB. Loss of circulation has been around 10 L/s. The plan is to drill carefully with ROP at 0.5 m/h during the day and clean the hole regularly with high viscosity pills.