Design Code Comparisons Field A8j!lembl ... i • l:lolted .Joirlt • P,ublished Codes API12B AWWA 010,3-60 AWWA 0103-67 AWWA 0103-97 AWWA 0103-09 Bolted Bolted Bolted Bolted Bolted NFPA22 Bolted Factory Mutual Bolted 80Hed 18028786 (EN 15282) BoRed LPCB 885502 (Class 1 ·50yra) ConcreteJGRPJ ConcreteJWeldedJ Bolted Bolted (Columbian TecTank) Bolted C-6S0B(CST Industries) Bolted The lesser of .6 or.4 Fu (Net Section) lesser of .6 or.4 Fu (Net Section) lesser of .6 or.4 Fu (Net Section) The lesser of .6 or.4Fu (Net Section) The lesser of .6 or .4Fu (Net Section) The lesser of .71 Conformance to Conformance to Accepted Practice (I.e. ISO 28765) The lesser of .66 (Gross Section) or Fu (Net Section) .69 Fy' .6 Fy .43Fu • .25 Fu Varies wHh ,ank None height but w1lh an 18 PSF minimum AWWAZones None using Flxed.% 20PSF 15 PSI' 12 ga (2.4 ffim) Inspec"Jon 100% Fy = 50 Factory Coatings Vitreous Zero Zero Fy or .59 Fu (Net Accepted Section)" (i.e. ISO 28765) .25 Fu .25 Fu .25 Fu .25 Fu .25 Fu .30 Fu .30 Fu .30 Fu .25 Fu .25 Fu .25 Fu .25 Fu Varies with tank Varies with tank Varies with tank Varies with tank Varies wHh tank Varies with tank Varies with tank Rigorous Rigorous Analysis Rigorous Analysis height with heightwHh an 10 height but with an height but with an height but with an height but with an height but with an Required by Required by Required by Owner specified minimums from 4 PSFminimum 18 PSF minimum 18 PSF minimum 18 PSF minimum 18 PSF minimum 18 PSF minimum Designer Designer Designer PSF to 18 PSF based on ASCE 7 based on ASCE; 7 AWWAZones AWWAZones AWWAZones AWWA D103·87 AWWA D103-87 using Fixed ." using Effective using Effective None None Owner specified (FMmaps)or using FM for using FM for Mass Mass • 0103·97 Owner specified mapping 15PSF 15 PSF 15PSF 15PSF 15PSF 13.4 PSF Owner specified 15 PSF 15PSF 15 PSF 12ga (2.4mm) 12 ga (2.4 mm) 1.6mm 2.0mm 2.0mm No Minimum 2.0mm 12 ga (2.4 mm) 2.0mm Visual Inspection Visuallnspecllon • Visual Inspection Visual Inspection • Visuallnspeclion • 100% 100% 100% 100% 100% Fy = 50 ksi Fy = 60 ksi Fy = 70 ksi Fy = 70 ksi Fy = 70 ksi Fy = 80 ksi Fy = 80 ksi Fy = 80 ksi Fy = 100 ksi Fy = 80 ksi Fy = 70 ksi Fy = 80 ksi Not Used (Factory Not Used (Factory Not Used Not Used (Factory Not Used (Factory Used (Factory Not Used (Factory Not Used (Factory Coated Panel Coated Panel Coated Panel Coated Panel Coated Panel Coated Panel Owner specified Coated Panel Coated Panel Coated Panel System) System) System) System) System) System) System) System) System) Factory Applied Factory Applied Vrtreous Enamel Galvanised (300 Factory Applied Owner specified • Factory Applied Factory Applied Factory Applied Coatings including Coatings Applications or 600 Coatings shop and field Coatings including Coatings and Coatings including Vitreous Enamel Vitreous Defined - other glm')lVitreous Vitreous coatings Vitreous Enamel Galvanized Vitreous Enamel coatings allowed Enamel Zero Zero Zero Zero Zero Zero Zero Zero Not Addressed Zero Zero Zero continued from page 1 The International Organization for Standardization (150) is a worldwide federation of national standards bodies, incorporating the American, Euro Norm (EN) and British Standards (BS). ISO was formed to establish international standards for increasing global trade, and is a network of the national standards institutes of 159 countries. Factory Mutual Global (FM) is a worldwide insurance company, and products that are "FM Approved" have passed testing criteria of the Factory Mutual Research Corporation. Summary: Today's tank codes, standards, and regulations have been driven by a need for standardization, safety, and environmental concerns. These standards have been instrumental in creating a measure of reliability for water storage, petroleum storage and combustible/flammable liquid storage. The chart above provides the information necessary to compare and consider the common design alternatives. Footnotes: * Some bolted design codes (API 12B, ISO 28765, LPCB and BS 5502) do not have explicit formulas for net section or bolt shear and give design guidelines Standards Publications and Notes: API Codes published by the American Petroleum Institute BS are British Standards AVVVVA Codes published by the American Water Works Association EN are European Standards (European Norm) NFPA 22 published by the National Fire Protection Association (US) ISO Standards are published by the International Organization for Standardization or actual sheet thicknesses for a specific tank size. In such cases, the values shown are derived from stress limits set by that code. Factory Mutual Global is a worldwide insurance company AISC is the American Institute For Steel Construction C-650B is a deSign specification developed and utilized by CST Industries which is the bolted structural design equivalent of API-650 ESPCI is an internal design specification developed and utilized by Engineered Storage Products Division of CST Industries CTT Standards is an internal design specification developed and utilized by Columbian TecTank, Division of CST Industries ** ISO 28765 is a Limit State Design Code. The values shown for Hoop Tension are Allowable Stress Design values derived from the code to allow comparison to the other codes shown.
Welcome message from author
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
-
Design Code Comparisons
Field A8j!lembl ... i M,~dular Il:on,stnJctil~n l:lolted .Joirlt S!~stEIIl1S P,ublished Codes
API12B AWWA 010,3-60 AWWA 0103-67 AWWA 0103-97 AWWA 0103-09
Bolted Bolted Bolted Bolted Bolted
NFPA22
Bolted
Factory Mutual Bolted
80Hed
18028786 (EN 15282)
BoRed
LPCB 885502 (Class 1 50yra)
ConcreteJGRPJ ConcreteJWeldedJ Bolted Bolted
(Columbian TecTank)
Bolted
C-6S0B(CST Industries)
Bolted
The lesser of .6 or.4 Fu (Net Section)
lesser of .6 or.4 Fu (Net Section)
lesser of .6 or.4 Fu (Net Section)
The lesser of .6 or.4Fu (Net Section)
The lesser of .6 or .4Fu (Net Section)
The lesser of .71 Conformance to Conformance to Accepted Practice (I.e. ISO 28765)
The lesser of .66 (Gross Section) or
Fu (Net Section) .69 Fy' .6 Fy
.43Fu .25 Fu
Varies wHh ,ank None height but w1lh an
18 PSF minimum
AWWAZonesNone using Flxed.%
20PSF 15 PSI'
12 ga (2.4 ffim)
Inspec"Jon 100%
Fy = 50 I~i
Factory Coatings Vitreous
Zero Zero
Fy or .59 Fu (Net Accepted Section)" (i.e. ISO 28765)
.25 Fu .25 Fu .25 Fu .25 Fu .25 Fu .30 Fu .30 Fu .30 Fu .25 Fu .25 Fu .25 Fu .25 Fu
Varies with tank Varies with tank Varies with tank Varies with tank Varies wHh tank Varies with tank Varies with tank Rigorous Rigorous Analysis Rigorous Analysis height with heightwHh an 10 height but with an height but with an height but with an height but with an height but with an Required by Required by Required by Owner specified minimums from 4 PSFminimum18 PSF minimum 18 PSF minimum 18 PSF minimum 18 PSF minimum 18 PSF minimum Designer Designer Designer PSF to 18 PSF based on ASCE 7 based on ASCE; 7
AWWAZones AWWAZones AWWAZones AWWA D10387 AWWA D103-87
using Fixed ." using Effective using Effective None None Owner specified (FMmaps)or using FM for
using FM for Mass Mass 010397 Owner specified mapping
15PSF 15 PSF 15PSF 15PSF 15PSF 13.4 PSF Owner specified 15 PSF 15PSF 15 PSF
12ga (2.4mm) 12 ga (2.4 mm) 1.6mm 2.0mm 2.0mm No Minimum 2.0mm 12 ga (2.4 mm) 2.0mm
Visual Inspection Visuallnspecllon Visual Inspection Visual Inspection Visuallnspeclion 100% 100% 100% 100% 100%
Fy = 50 ksi Fy = 60 ksi Fy = 70 ksi Fy = 70 ksi Fy = 70 ksi Fy = 80 ksi Fy = 80 ksi Fy = 80 ksi Fy = 100 ksi Fy = 80 ksi Fy = 70 ksi Fy = 80 ksi
Not Used (Factory Not Used (Factory Not Used Not Used (Factory Not Used (Factory Used (Factory Not Used (Factory Not Used (Factory Coated Panel Coated Panel Coated Panel Coated Panel Coated Panel Coated Panel Owner specified Coated Panel Coated Panel Coated Panel
System) System) System) System) System) System) System) System) System)
Factory Applied Factory Applied Vrtreous Enamel Galvanised (300 Factory Applied Owner specified Factory Applied Factory Applied Factory Applied Coatings including Coatings Applications or 600 Coatings shop and field Coatings including Coatings and Coatings including Vitreous Enamel Vitreous Defined - other glm')lVitreous Vitreous coatings Vitreous Enamel Galvanized Vitreous Enamel
coatings allowed Enamel
Zero Zero Zero Zero Zero Zero Zero Zero Not Addressed Zero Zero Zero
continued from page 1 The International Organization for Standardization (150) is a worldwide federation of national standards bodies, incorporating the American, Euro Norm (EN) and British Standards (BS). ISO was formed to establish international standards for increasing global trade, and is a network of the national standards institutes of 159 countries.
Factory Mutual Global (FM) is a worldwide insurance company, and products that are "FM Approved" have passed testing criteria of the Factory Mutual Research Corporation.
Summary: Today's tank codes, standards, and regulations have been driven by a need for standardization, safety, and environmental concerns. These standards have been instrumental in creating a measure of reliability for water storage, petroleum storage and combustible/flammable liquid storage. The chart above provides the information necessary to compare and consider the common design alternatives.
Footnotes: * Some bolted design codes (API 12B, ISO 28765, LPCB and BS 5502) do not have explicit formulas for net section or bolt shear and give design guidelines
Standards Publications and Notes:
API Codes published by the American Petroleum Institute
BS are British Standards
AVVVVA Codes published by the American Water Works Association
EN are European Standards (European Norm) NFPA 22 published by the National Fire Protection Association (US) ISO Standards are published by the International Organization for Standardization
or actual sheet thicknesses for a specific tank size. In such cases, the values shown are derived from stress limits set by that code.
Factory Mutual Global is a worldwide insurance company
AISC is the American Institute For Steel Construction
C-650B is a deSign specification developed and utilized by CST Industries which is the bolted structural design equivalent of API-650
ESPCI is an internal design specification developed and utilized by Engineered Storage Products Division of CST Industries
CTT Standards is an internal design specification developed and utilized by Columbian TecTank, Division of CST Industries
** ISO 28765 is a Limit State Design Code. The values shown for Hoop Tension are Allowable Stress Design values derived from the code to allow comparison to the other codes shown.
Related Documents
