![]() In some cases, the plan must be altered during the course of drilling the well when unforeseen drilling problems endanger the crew. ![]() Personnel considerations must be placed above all other aspects of the plan. Safety should be the highest priority in well planning. Unfortunately, it is not always possible to accomplish these objectives on each well because of constraints based on geology, drilling equipment, temperature, casing limitations, hole sizing, or budget. The objective of well planning is to formulate from many variables a program for drilling a well that has the following characteristics: safe, minimum cost, and usable. 5 Preparation of Authority for Expenditures(AFE).vulnerable ▲ - version is potentially vulnerable as there are related CVEs.ignored - version is ignored and excluded from comparison for some other reason (e.g.untrusted - this source is known to likely supply incorrect versions, so is ignored proactively. ![]() ![]() version not officially released yet, or lacking alpha/beta/rc qualifier).
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