29 CFR 1926.912 - Underwater blasting.

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There are 3 Updates appearing in the Federal Register for 29 CFR 1926. View below or at eCFR (GPOAccess)
§ 1926.912 Underwater blasting.
(a) A blaster shall conduct all blasting operations, and no shot shall be fired without his approval.
(b) Loading tubes and casings of dissimilar metals shall not be used because of possible electric transient currents from galvanic action of the metals and water.
(c) Only water-resistant blasting caps and detonating cords shall be used for all marine blasting. Loading shall be done through a nonsparking metal loading tube when tube is necessary.
(d) No blast shall be fired while any vessel under way is closer than 1,500 feet to the blasting area. Those on board vessels or craft moored or anchored within 1,500 feet shall be notified before a blast is fired.
(e) No blast shall be fired while any swimming or diving operations are in progress in the vicinity of the blasting area. If such operations are in progress, signals and arrangements shall be agreed upon to assure that no blast shall be fired while any person is in the water.
(f) Blasting flags shall be displayed.
(g) The storage and handling of explosives aboard vessels used in underwater blasting operations shall be according to provisions outlined herein on handling and storing explosives.
(h) When more than one charge is placed under water, a float device shall be attached to an element of each charge in such manner that it will be released by the firing. Misfires shall be handled in accordance with the requirements of § 1926.911.

Title 29 published on 2013-07-01

The following are only the Rules published in the Federal Register after the published date of Title 29.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2014-04-11; vol. 79 # 70 - Friday, April 11, 2014
    1. 79 FR 20316 - Electric Power Generation, Transmission, and Distribution; Electrical Protective Equipment
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      DEPARTMENT OF LABOR, Occupational Safety and Health Administration
      Final rule.
      The final rule becomes effective on July 10, 2014. (Certain provisions have compliance deadlines after this date as explained later in this preamble.)
      29 CFR Parts 1910 and 1926

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United States Code

Title 29 published on 2013-07-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 29 CFR 1926 after this date.

  • 2014-04-15; vol. 79 # 72 - Tuesday, April 15, 2014
    1. 79 FR 21164 - Cranes and Derricks in Construction: Operator Certification
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      DEPARTMENT OF LABOR, Occupational Safety and Health Administration
      Notice of informal public hearing.
      Informal public hearing: The informal public hearing will be held on Monday, May 19, 2014, at 9:30 a.m. in the auditorium of the U.S. Department of Labor, 200 Constitution Avenue NW., Washington, DC 20210. Notice of intention to appear: Each person who wishes to testify at the hearing must submit a notice of intention to appear by April 25, 2014. Each person who files a notice of intention to appear may submit a written copy of additional comments to the record before or during the hearing for inclusion in the hearing record. Organizations may submit a single notice of intention to appear regarding multiple members of that organization, but the notice must list the name, occupational title, and position of each individual who plans to testify. In addition, all notices must also include the following information: (1) An email address or other contact information for receiving additional information about the hearing; (2) Name of the establishment or organization, if any, that each individual represents; (3) A brief summary of any documentary evidence each individual plans to present.
      29 CFR Part 1926