The Herrenknecht pipe thruster sent the 48-in. pipeline on a 4,038-ft underground journey. Working on a trenchless pipeline installation in the crowded subgrade of the busy oil town Freeport, Texas, ...

The direct pipe method, which was developed in the scope of a research project sponsored by the German Federal Ministry of Education and Reseach (BMBF), was successfully deployed for the first time in ...