40 CFR Part 63, Subpart G, Table 28 to Subpart G of Part 63 - Deck Seam Length Factors a (SD) for Internal Floating Roof Tanks

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There are 12 Updates appearing in the Federal Register for 40 CFR 63. View below or at eCFR (GPOAccess)
View PDF at GPO Pt. 63, Subpt. G, Table 28
Table 28 to Subpart G of Part 63—Deck Seam Length Factors a (SD) for Internal Floating Roof Tanks
Deck construction Typical deck seam length factor
a Deck seam loss applies to bolted decks only. Units for SD are feet per square feet.
b SD=1/W, where W = sheet width (feet).
c If no specific information is available, these factors can be assumed to represent the most common bolted decks currently in use.
d SD=(L W)/LW, where W = panel width (feet), and L = panel length (feet).
Continuous sheet construction b:
5-feet wide sheets 0.2 c
6-feet wide sheets 0.17
7-feet wide sheets 0.14
Panel construction d:
5 × 7.5 feet rectangular 0.33
5 × 12 feet rectangular 0.28

Title 40 published on 2014-07-01

The following are only the Rules published in the Federal Register after the published date of Title 40.

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

  • 2015-02-24; vol. 80 # 36 - Tuesday, February 24, 2015
    1. 80 FR 9613 - New Source Performance Standards and National Emission Standards for Hazardous Air Pollutants; Delegation of Authority to Louisiana
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Direct final rule; delegation of authority.
      This rule is effective on April 27, 2015 without further notice, unless EPA receives relevant adverse comment by March 26, 2015. If EPA receives such comment, EPA will publish a timely withdrawal in the Federal Register informing the public that the updated NESHAPs delegation will not take effect; however, the NSPS delegation will not be affected by such action.
      40 CFR Parts 60, 61, and 63

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Title 40 published on 2014-07-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 40 CFR 63 after this date.

  • 2015-02-24; vol. 80 # 36 - Tuesday, February 24, 2015
    1. 80 FR 9613 - New Source Performance Standards and National Emission Standards for Hazardous Air Pollutants; Delegation of Authority to Louisiana
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Direct final rule; delegation of authority.
      This rule is effective on April 27, 2015 without further notice, unless EPA receives relevant adverse comment by March 26, 2015. If EPA receives such comment, EPA will publish a timely withdrawal in the Federal Register informing the public that the updated NESHAPs delegation will not take effect; however, the NSPS delegation will not be affected by such action.
      40 CFR Parts 60, 61, and 63