No.

24 hours

Activities

NPT Hours

Cumulative NPT

1

0 - 3:30

POOH and make BHA #2 also 26"

3.5

3.5

2

3:30 - 4:30

Ream the well from 21 m to 21 m

1.0

4.5

3

4:30 - 13:30

Drill to 26 m

0

4.5

4

13:30 - 14:15

%100 loss , spot 50 bbl LCM, circulation back

0.75

5.25

5

14:15 - 16:00

Drill to 28 m

0

5.25

6

16:00 - 18:00

Again %100 loss, spot 100 bbl, loss continued

1

6.25

7

18:00 - 19:30

Make up string stabilizer and 1 × 9"DC, filling section tank with fresh water

1.5

7.75

8

19:30 - 00:00

Drill to 42 m with total loss, swept hole with 50 bbls LCM. (Drilling w/300gpm - total losses of 750 bbls mud. Had returns up to 85% off and on during drilling

0

7.75