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www.clackamas.us/docs/wes/specifications/section2.pdf
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a worker within the conduit without stopping or removing the excavation equipment. 2-A-3 Jacking Jacking shall include all methods by which a conduit is ...
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www.bcsunited.net/2009_Files/Specs/General/317800.pdf
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The Conduit to be installed by boring, jacking and tunneling shall extend to distances as shown in the Standard Details. 2. If necessary to prevent cave-ins, sheet ...
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www.scdot.org/doing/pdfs/Sup_Specs/83-08-30.pdf
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Conduit jacked or bored under roadways shall be located at a minimum depth of two feet below the subgrade and shall extend at least two feet beyond the ...
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www.ci.tomball.tx.us/engineering-planning/development-d...
www.ci.tomball.tx.us/engineering-planning/development-docs/technical_specifications/02447.pdf
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Installing water service pipe by methods of augering or casing by jacking and boring. B. Installing Telecommunication Conduit along or under Public Ways. 1.02 ...
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link.aip.org/link/?ASCECP/361/70/1
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For high safety and quality in construction and operation of buried conduit pipes and pipe jacking, it is necessary to carry out static calculations and proof for ...
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www.fema.gov/library/file?type=publishedFile&file=fema4...
www.fema.gov/library/file?type=publishedFile&file=fema484part6.pdf&fileid=71971260-ab24-11db-b560-000bdba87d5b
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Microtunneling (also called “pipe jacking” or “boring and jacking”) is a remotely controlled process for installing conduits underground without the need for ...
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www.ci.pittsburg.ca.us/Modules/ShowDocument.aspx?docume...
www.ci.pittsburg.ca.us/Modules/ShowDocument.aspx?documentid=831
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Excavation for conduits shall be by open trench, unless otherwise specified as shown on the plans. However, should the Contractor elect to tunnel or jack any ...
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www.jea.com/about/pub/downloads/contractor/UG-II-3-Hori...
www.jea.com/about/pub/downloads/contractor/UG-II-3-Horizontal-Boring2.pdf
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Oct 10, 2008 ... The wire ropes are threaded through the spacers as the conduit is assembled into the spacers in the jacking pit. As the conduit is assembled it ...
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books.google.com/books/about/Trenchless_installation_of...
books.google.com/books/about/Trenchless_installation_of_conduits_bene.html?id=Skse61sLJF4C
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Trenchless installation of conduits beneath roadways. Front Cover ... CHAPTER FOUR PIPE JACKING AND MICROTUNNELING. 24. CHAPTER FIVE ...
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