Whilst drilling the 12 1/4" hole section of the new well the following drilling data is being recorded and provided to the company man. At what point in time would you have suggested that the bit be pulled and why? Assume an average trip time of 8 hrs, a rig rate of $400/hr and the bit type selected above had been run in hole.

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Cost Per Foot Whilst Drilling
Whilst drilling the 12 1/4" hole section of the new well the following drilling data is being recorded and provided to the company man. At what
point in time would you have suggested that the bit be pulled and why? Assume an average trip time of 8 hrs, a rig rate of $400/hr and the bit
type selected above had been run in hole.
TIME ON
BOTTOM
FOOTAGE DRILLED
(FT)
(HRS)
34
62
86
110
126
6.
154
180
210
216
226
234
240
10
11
12
Transcribed Image Text:Cost Per Foot Whilst Drilling Whilst drilling the 12 1/4" hole section of the new well the following drilling data is being recorded and provided to the company man. At what point in time would you have suggested that the bit be pulled and why? Assume an average trip time of 8 hrs, a rig rate of $400/hr and the bit type selected above had been run in hole. TIME ON BOTTOM FOOTAGE DRILLED (FT) (HRS) 34 62 86 110 126 6. 154 180 210 216 226 234 240 10 11 12
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