40 CFR Part 63, Subpart G, Table 27 to Subpart G of Part 63 - Summary of Internal Floating Deck Fitting Loss Factors (KF) and Typical Number of Fittings (NF)

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View PDF at GPO Pt. 63, Subpt. G, Table 27
Table 27 to Subpart G of Part 63—Summary of Internal Floating Deck Fitting Loss Factors (KF) and Typical Number of Fittings (NF)
Deck fitting type Deck fitting loss factor (KF) a Typical number of fittings (NF)
a Units for KF are pound-moles per year.
b If no specific information is available, this value can be assumed to represent the most common/typical deck fittings currently used.
c D=Tank diameter (feet).
d Not used on welded contact internal floating decks.
Access hatch 1.
Bolted cover, gasketed 1.6
Unbolted cover, gasketed 11
Unbolted cover, ungasketed b 25
Automatic gauge float well 1.
Bolted cover, gasketed 5.1
Unbolted cover, gasketed 15
Unbolted cover, ungasketed b 28
Column well (see Table 24).
Builtup column-sliding cover, gasketed 33
Builtup column-sliding cover, ungasketed b 4710
Pipe column-flexible fabric sleeve seal 19
Pipe column-sliding cover, gasketed 32
Pipe column-sliding cover, ungasketed
Ladder well 1.
Sliding cover, gasketed 56
Sliding cover, ungasketed b 76
Roof leg or hanger well (5 D/10 D 2/600) c.
Adjustable b 7.9
Fixed 0
Sample pipe or well 1.
Slotted pipe-sliding cover, gasketed 44
Slotted pipe-sliding cover, ungasketed 57
Sample well-slit fabric seal, 10 percent open area b 12
Stub drain, 1-in diameter d 1.2 (D 2/125) c.
Vacuum breaker 1.
Weighted mechanical actuation, gasketed b 0.7
Weighted mechanical actuation, ungasketed 0.9

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.

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  • 2014-11-25; vol. 79 # 227 - Tuesday, November 25, 2014
    1. 79 FR 70102 - National Emission Standards for Hazardous Air Pollutants; Delegation of Authority to Texas
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      Direct final rule; delegation of authority.
      This rule is effective on January 26, 2015 without further notice, unless EPA receives relevant adverse comment by December 26, 2014. If EPA receives such comment, EPA will publish a timely withdrawal in the Federal Register informing the public that this rule will not take effect.
      40 CFR Part 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.

  • 2014-12-12; vol. 79 # 239 - Friday, December 12, 2014
    1. 79 FR 73872 - Phosphoric Acid Manufacturing and Phosphate Fertilizer Production RTR and Standards of Performance for Phosphate Processing; Extension of Comment Period
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      Notice of proposed rulemaking; extension of public comment period.
      Comments. The public comment period for the proposed rule published in the Federal Register on November 7, 2014, (79 FR 66512) is being extended for 30 days to January 21, 2015.
      40 CFR Parts 60 and 63