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Saturday, November 21, 2020 | History

3 edition of Field test of an automated temporary roof support (ATRS) on a low-coal, single fixed-head roof-bolting machine (squirmer) found in the catalog.

Field test of an automated temporary roof support (ATRS) on a low-coal, single fixed-head roof-bolting machine (squirmer)

Field test of an automated temporary roof support (ATRS) on a low-coal, single fixed-head roof-bolting machine (squirmer)

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Published by U.S. Dept. of the Interior, Bureau of Mines in Pgh [i.e. Pittsburgh], PA .
Written in English

    Subjects:
  • Mine roof bolting.,
  • Coal-mining machinery.

  • Edition Notes

    Statementby Charles T. Chislaghi and Thomas E. Marshall.
    SeriesBureau of Mines technical progress report -- 119.
    ContributionsMarshall, Thomas E., United States. Bureau of Mines.
    The Physical Object
    FormatMicroform
    Pagination11 p.
    Number of Pages11
    ID Numbers
    Open LibraryOL17704579M

    An opening in a wall or parapet that allows water to drain from a roof. TOILET. Water closet and frequently a lavatory, but not a bathtub, shower, spa or or other suitable material to adequately support the weight of the piping. [B] Flood hazard. Temporary toilet facilities at construction Size: KB.   How to Build a DIY Travel Trailer - The Frame (part 1) If you guys like the videos I make and would like to help support the channel at no additional cost to you. Test new features. NIOSHTIC-2 Publications Search. Search NIOSHTIC Roof support systems are designed for roof control to prevent unplanned falls. It sounds logical and has been the conventional thinking in support design since supports were first installed. In order to determine which support system should be used or which would be the most effective, the.


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Field test of an automated temporary roof support (ATRS) on a low-coal, single fixed-head roof-bolting machine (squirmer) Download PDF EPUB FB2

Get this from a library. Field test of an automated temporary roof support (ATRS) on a low-coal, single fixed-head roof-bolting machine (squirmer). [Charles T Chislaghi; Thomas E Marshall; United States.

Bureau of Mines.]. Get print book. No eBook available. the world's largest eBookstore. Read, highlight, and take notes, across web, tablet, and phone.

Go to Google Play Now» Automated temporary roof support (ATRS) systems for roof bolting machines: proceedings, Field test of an ATRS system on a lowcoal single fixedhead roof bolting. Marshall, Thomas E.: Field test of an automated temporary roof support (ATRS) on a low-coal, single fixed-head roof-bolting machine (squirmer) / ([Washington, D.C.]: U.S.

Dept. of the Interior, Bureau of Mines ;, ), also by Charles T. Chislaghi, United States. Bureau of Mines.

Technical Progress Report, and United States. Kodi Archive and Support File Community Software Vintage Software APK MS-DOS CD-ROM Software CD-ROM Software Library. Console Living Room. However, you must realize the amount of stress that the temporary support will be under.

For holding up a porch roof, the load is going to be considerably less than a support that is needed for holding up the floor joists in the basement. Take into account where the support will be needed and use the appropriate lumber and spacing.

Code of Virginia. Table of Contents» Title Mines and Mining» Chapter Requirements Applicable to Underground Coal Mines» Article 2. Roof, Rib and Face Control» § Automated temporary roof support systems. Following the cut, the roof bolting machine moves into the working place. Virtually every roof bolting machine in operation today is equipped with an automated temporary roof support (ATRS) system.

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