Big Inch:
I read your website, it's so interesting. You are very dedicated to explain about pigging operations. I tried to look at the map, map doesn't exist anymore. That is too bad for folks wanted to learn. Do you have another link where I can look at the Pipeline Network in U.S.A. and World.
We suspect a line is not capable of flowing its full capacity due to the above ground piping, we have a few pictures but can't share here.
Line is an 8" line and open N/Gas flow through the 4" but we do not know how the 4" above ground piping is tied in. We do not understand why when the valve...