Defining Perforating. Date: 08/30/2013. Perforatingâthe act of blasting holes through steel casing, cement, and formation rockâlasts only an instant, but the long-term viability of most oil and gas assets depends upon it. The technique involves carrying explosive charges downhole, where they are detonated to create tunnels that act as conduits through which reservoir fluids flow from the formation into the wellbore and up to the surface.
According to recent data compiled by the Insurance Information Institute, the average cost of comprehensive insurance in the U.S. runs around $136 per year, with a high of $266 per year in the District of Columbia, and a low of $97 per annum in Oregon.
1 The average annual health plan cost per employee is $6,881 (medical only coverage), with an average employee cost of $3,110 and an average employer cost of $3,771 per employee. 2  Average premiums for all plans were $347 for single coverage and $848 for family (a weighted average of all non-single coverages).mong the survey's numerous findings: 1  The average annual health plan cost per employee is $6,881 (medical only coverage), with an average employee cost of $3,110 and an average employer cost of $3,771 per employee.