Why the under ground lines should not be steam flushed? 1.33K views Admin532 0 Comments Why the under ground lines should not be steam flushed? Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)MoreClick to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window) Admin Changed status to publish 1 Answer ActiveVotedNewestOldest 0 Admin532 Posted 0 Comments Under ground lines have a protective coating of asphalt which will melt and spoil if subjected to high temperature. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)MoreClick to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window) Admin Changed status to publish Add a Comment Write your answer. Login