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<blockquote data-quote="FightingSioux" data-source="post: 88538" data-attributes="member: 1333">False mr Crockett , most oil pipeline failures are from third party damage and external corrosion. Internal corrosion is a very rare failure in pipelines. You need to worry about the old pipelines and not the new ones. The new ones if properly installed via HDD are almost guaranteed to never have a leak from third party damage or external corrosion. Heck some of the existing pipelines have been there for 50 years with no issues. Proper cathodic protection is the solution.- - - Updated - - -there have been many pipelines HDD drilled for over a mile. They can be tested to see what the condition of the coating is after the pull through. Water slot trenching is very outdated and should not be used because the pipe is not buried deep enough. If it makes you guys feel any better I would bet a million dollars that the corps of engineers will make them HDD it. They should also have a CP system installed on both sides of the river to prevent any external corrosion.</blockquote>

[QUOTE="FightingSioux, post: 88538, member: 1333"] False mr Crockett , most oil pipeline failures are from third party damage and external corrosion. Internal corrosion is a very rare failure in pipelines. You need to worry about the old pipelines and not the new ones. The new ones if properly installed via HDD are almost guaranteed to never have a leak from third party damage or external corrosion. Heck some of the existing pipelines have been there for 50 years with no issues. Proper cathodic protection is the solution. [COLOR="silver"][SIZE=1]- - - Updated - - -[/SIZE][/COLOR] there have been many pipelines HDD drilled for over a mile. They can be tested to see what the condition of the coating is after the pull through. Water slot trenching is very outdated and should not be used because the pipe is not buried deep enough. If it makes you guys feel any better I would bet a million dollars that the corps of engineers will make them HDD it. They should also have a CP system installed on both sides of the river to prevent any external corrosion. [/QUOTE]

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