Design Data 4: Jacking Concrete Pipe
Jacking or tunneling concrete pipe is an increasingly important construction method for installing concrete pipelines without interrupting commerce, or disturbing the maze of utilities services buried under the surface of our streets and roadways. The methods first used in the latter part of the nineteenth century to push concrete pipe under the Northern Pacific Railway right-of-way are still being used, but with much greater mechanical force and geotechnical and structural knowledge.
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