Horizontal Directional Drilling / Boring (HDD): How the Drill Bit is Steered

Horizontal Directional Drilling / Boring (HDD): How the Drill Bit is Steered
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Horizontal Directional Drilling (HDD): How the Drill Bit is Steered
Horizontal Technology, Inc. (http://HorizontalTech.com)
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Animation that shows how the drill bit is steered during the Horizontal Directional Drilling / Boring (HDD) process.

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29 Comments

  1. Bill Burdick is one of the number one people in the USA for Directional Drilling he owns DDC directional drilling company he's a legend in the industry

  2. Lovely
    But anyone here who can help me with either a video or manufacturer of a one metre diameter type of drill that can work on drilling out iron ores

  3. Sector 2: ARTEMIS programs; (not yet finish);

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    CODE: "QUEEN ALEX HOGAN";

    Q-ueendoms

    U-nlimited

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    N-ASA

    A-steroids

    L-anders

    E-xtraction

    X-(J)-urisdiction

    H-umanitarian

    O-peration

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    OPERATION: "

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    Whereas in Article 11 is particularly relevant to space mining. Asserts that U.S. citizens are “entitled to any asteroid resource or space resource obtained … in accordance with applicable law, including the international obligations of the United States.”;

    3. THE INTERNATIONAL LEGAL CONTEXT FOR ASTEROID MINING—THE

    MOON AGREEMENT

    As for the Moon Agreement, it was drafted with the intention partially

    to also address possible commercial exploitation, as this seemed to lie

    around the corner.28 Noting that it was never ratified by the major

    juridical persons by such object or its component parts on the

    Earth, in air space or in outer space, including the Moon and

    other celestial bodies.

    See also, e.g., Armel Kerrest & Lesley Jane Smith, Article VII, in 1 COLOGNE

    COMMENTARY ON SPACE LAW, supra note 8, at 126, 129–145; VON DER DUNK, supra note

    20, at 22–26.

    26. Outer Space Treaty, supra note 10, Art. IX

    If a State Party to the Treaty has reason to believe that an activity

    or experiment planned by it or its nationals in outer space,

    including the Moon and other celestial bodies, would cause

    potentially harmful interference with activities of other States

    Parties in the peaceful exploration and use of outer space,

    including the Moon and other celestial bodies, it shall undertake

    appropriate international consultations before proceeding with

    any such activity or experiment.

    See also, e.g., Sergio Marchisio, Article IX, in 1 COLOGNE COMMENTARY ON SPACE LAW,

    supra note 8, at 169, 174–81; LOTTA VIIKARI, THE ENVIRONMENTAL ELEMENT IN SPACE

    LAW 59–62 (2008); Howard A. Baker, Protection of the Outer Space Environment:

    History and Analysis of Article IX of the Outer Space Treaty, in 12 ANNALS OF AIR &

    SPACE L. 143, 166–67 (1987).

    27. Cf., e.g., VIIKARI, supra note 25, at 59–60; Marchisio, supra note 25, at 176–

    77.

    28. Moon Agreement, supra note 12, Preamble (“Bearing in mind the benefits

    which may be derived from the exploitation of the natural resources of the Moon and

    other celestial bodies.”); id. art. 11(5) (“States Parties to this Agreement hereby undertake

    2017] Asteroid Mining: International and National Legal Aspects 89

    spacefaring nations, it is nevertheless worthwhile to briefly discuss it

    here since the original text was developed in agreement between major

    spacefaring nations, including the United States.29

    The Moon Agreement determined that the Moon, other celestial

    bodies, and their natural resources were the “common heritage of

    mankind” and called for an international regime to implement that

    concept in the context of interests in mining operations30— without,

    however, specifying any details.31 When, in the contemporaneous

    discussions on the legal regime for the deep seabed resulting in the 1982

    Convention on the Law of the Sea,32 the common heritage of mankind

    concept came to be specifically elaborated as requiring the transfer of

    relevant technology and the ultimate sharing of mining proceeds,33 the

    to establish an international régime, including appropriate procedures, to govern the

    exploitation of the natural resources of the moon as such exploitation is about to become

    feasible.”) (emphasis added).

    29. Cf. Peter Jankowitsch, The Background and History of Space Law, in

    HANDBOOK OF SPACE LAW, supra note 1, at 1, 5–6.

    30. See Moon Agreement, supra note 12, art. 11(1) (“The moon and its natural

    resources are the common heritage of mankind, which finds its expression in the

    provisions of this Agreement and in particular in paragraph 5 of this article.”); Moon

    Agreement, supra note 27, art. 11(5).

    31. Id. art. 11(7).

    The main purposes of the international regime to be established

    shall include:

    (a) The orderly and safe development of the natural resources of

    the Moon;

    (b) The rational management of those resources;

    (c) The expansion of opportunities in the use of those resources;

    (d) An equitable sharing by all States Parties in the benefits

    derived from those resources, whereby the interests and needs of

    the developing countries, as well as the efforts of those countries

    which have contributed either directly or indirectly to the

    exploration of the moon, shall be given special consideration.

    See also, e.g., CHRISTOL, supra note 9, at 342–63; FABIO TRONCHETTI, THE EXPLOITATION

    OF NATURAL RESOURCES OF THE MOON AND OTHER CELESTIAL BODIES 41–61 (F.G. von

    der Dunk, ed. 2009).

    32. United Nations Convention on the Law of the Sea arts. 133–91, Dec. 10,

    1982, 1833 U.N.T.S. 397.

    33. See TRONCHETTI, supra note 30, at 45–61; LOTTA VIIKARI, FROM MANGANESE

    NODULES TO LUNAR REGOLITH 52–54 (2002).

    90 Michigan State ,QWHUQDWLRQDO/DZ5HYLHZ [Vol. 26.1

    major spacefaring nations—including again the United States—refrained

    from signing and ratifying it.34 The Moon Agreement, in spite of its

    relatively limited formal importance, offers a few interesting aspects for

    consideration with regards to the appropriate international legal approach

    to space mining.

    First, Article 1(1) in principle allows for a special regime in deviation

    from the Moon Agreement, including for instance its application of the

    common heritage of mankind concept, to be developed.35 If it would be

    considered helpful and feasible to develop an international regime

    specifically addressing the mining of asteroids, in a manner more

    conducive to stimulating private entrepreneurship than the original

    implementation of the common heritage of mankind concept in the

    context of the Law of the Sea, then this clause allows that, even as far as

    both the staunch adherents to that concept or parties to the Moon

    Agreement would be concerned.

    Second, it is interesting to note that the Moon Agreement itself

    already excludes from its scope “extraterrestrial materials which reach

    the surface of the earth by natural means.”36 While resources extracted by

    mining companies obviously do not reach the surface of the Earth by

    natural means, the distinction already made here between celestial bodies

    and extraterrestrial materials is noteworthy. The asteroids targeted by the

    space mining companies would likely be magnitudes smaller in size than

    the celestial bodies usually addressed under that heading, such as the

    Moon and planets. Landing on a celestial body would constitute a rather

    different mission than landing on an asteroid, which may come much

    closer to capturing extraterrestrial materials. The distinction made in the

    Moon Agreement may provide further justification for the argument that

    the prohibition to “appropriate” celestial bodies pursuant to Article II of

    the Outer Space Treaty does not extend to extraterrestrial materials, the

    34. See VIIKARI, supra note 32, at 68–72.

    35. Moon Agreement, supra note 12, art. 1(1) (“The provisions of this

    Agreement relating to the moon shall also apply to other celestial bodies within the solar

    system, other than the earth, except in so far as specific legal norms enter into force with

    respect to any of these celestial bodies.”).

    36. Id. art 1(3). See, e.g., LYALL & LARSEN, supra note 8, at 175–77; Nicolas M.

    Matte, Legal Principles Relating to the Moon, in 1 MANUAL ON SPACE LAW, supra note

    10, at 253, 258.

    2017] Asteroid Mining: International and National Legal Aspects 91

    latter also referring to something magnitudes smaller than the classic

    celestial bodies.37

    Third, the common heritage of mankind principle may suggest some

    mandatory sharing of benefits and technology as per the elaboration in

    the context of the Law of the Sea, the Moon Agreement; it certainly does

    not simply provide or confirm this. In building upon the general

    prohibition of national appropriation in the Outer Space Treaty, namely,

    it provides: “Neither the surface nor the subsurface of the moon, nor any

    part thereof or natural resources in place, shall become property of any

    State, international intergovernmental or non-governmental organization,

    national organization or non-governmental entity or of any natural

    person.”38 The addition of “in place” suggests that once extracted, such

    resources could by contrast legitimately become the property of, for

    instance, private operators. ; effective immediately;

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  4. The Horizontal Directional Drill knows where it is at all times. It knows this because it knows where it isn't. By subtracting where it is from where it isn't, or where it isn't from where it is (whichever is greater), it obtains a difference, or deviation. The guidance subsystem uses deviations to generate corrective commands to drive the Horizontal Directional Drill from a position where it is to a position where it isn't, and arriving at a position where it wasn't, it now is. Consequently, the position where it is, is now the position that it wasn't, and it follows that the position that it was, is now the position that it isn't.

    In the event that the position that it is in is not the position that it wasn't, the system has acquired a variation, the variation being the difference between where the Horizontal Directional Drill is, and where it wasn't. If variation is considered to be a significant factor, it too may be corrected by the GEA. However, the Horizontal Directional Drill must also know where it was.

    The Horizontal Directional Drill guidance computer scenario works as follows. Because a variation has modified some of the information the Horizontal Directional Drill has obtained, it is not sure just where it is. However, it is sure where it isn't, within reason, and it knows where it was. It now subtracts where it should be from where it wasn't, or vice-versa, and by differentiating this from the algebraic sum of where it shouldn't be, and where it was, it is able to obtain the deviation and its variation, which is called error.

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