40 CFR Part 63, Subpart G, Table 24 to Subpart G of Part 63 - Typical Number of Columns as a Function of Tank Diameter for Internal Floating Roof Tanks With Column Supported Fixed Roofs a

Status message

There are 6 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 24
Table 24 to Subpart G of Part 63—Typical Number of Columns as a Function of Tank Diameter for Internal Floating Roof Tanks With Column Supported Fixed Roofs a
Tank diameter range (D in feet) Typical number of columns, (NC)
a Data in this table should not supersede information on actual tanks.
0 < D ≤ 85 1
85 < D ≤ 100 6
100 < D ≤ 120 7
120 < D ≤ 135 8
135 < D ≤ 150 9
150 < D ≤ 170 16
170 < D ≤ 190 19
190 < D ≤ 220 22
220 < D ≤ 235 31
235 < D ≤ 270 37
270 < D ≤ 275 43
275 < D ≤ 290 49
290 < D ≤ 330 61
330 < D ≤ 360 71
360 < D ≤ 400 81

Title 40 published on 2013-07-01

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.

  • 2014-03-27; vol. 79 # 59 - Thursday, March 27, 2014
    1. 79 FR 17340 - National Emission Standards for Hazardous Air Pollutant Emissions: Group IV Polymers and Resins; Pesticide Active Ingredient Production; and Polyether Polyols Production
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Final rule.
      This final action is effective on March 27, 2014. The incorporation by reference of certain publications listed in this final rule was approved by the Director of the Federal Register as of March 27, 2014.
      40 CFR Part 63

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.


United States Code

Title 40 published on 2013-07-01

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

  • 2014-03-27; vol. 79 # 59 - Thursday, March 27, 2014
    1. 79 FR 17340 - National Emission Standards for Hazardous Air Pollutant Emissions: Group IV Polymers and Resins; Pesticide Active Ingredient Production; and Polyether Polyols Production
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Final rule.
      This final action is effective on March 27, 2014. The incorporation by reference of certain publications listed in this final rule was approved by the Director of the Federal Register as of March 27, 2014.
      40 CFR Part 63