To eliminate traffic problems and maintenance of back-filled trenches more highway departments and railroads are demanding that pipes and conduits be installed by jacking method; sizes larger than 66 in. should not be jacked; maximum lengths that can be jacked depend upon nature of soil andL348 type of conduit; equipment required for jacking process.
Jacking culverts through fills
Western Construction
Western Construction ; 28 , n 4
1953
Article (Journal)
English
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