1、Designation:E201312Standard Practice forConstructing FAST Diagrams and Performing FunctionAnalysis During Value Analysis Study1This standard is issued under the fixed designation E2013;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,
2、the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This practice covers a logical structure for the functionanalysis of a building project or process.1.2 This pra
3、ctice provides a system to identify unnecessarycosts of a project.1.3 The values stated in SI units are to be regarded asstandard.The values given in parentheses are mathematicalconversions to inch-pound units that are provided for informa-tion only and are not considered standard.1.4 This standard
4、does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Stand
5、ards:2E631 Terminology of Building ConstructionsE833 Terminology of Building EconomicsE1557 Classification for Building Elements and RelatedSiteworkUNIFORMAT IIE1699 Practice for Performing Value Analysis(VA)ofBuildings and Building Systems and Other ConstructedProjects3.Terminology3.1 Definitions:3
6、.1.1 For definitions of terms used in this practice,refer toTerminologies E631 and E833.4.Summary of Practice4.1 This practice provides an organized approach for deter-mining the needs and desires of the stakeholders during theValue Analysis(VA)of a project.These needs and desires areused in develop
7、ing the functions of the project.4.2 This practice establishes a logical procedure for allocat-ing cost to each function.4.3 Function analysis helps design professionals justify thevalue of their concepts.It also provides the stakeholders witha justification of their investments.5.Significance and U
8、se5.1 This practice establishes a communication formatthrough which all stakeholders can understand,analyze,revise,and agree on the purposes of the project.This practice presentsa method by which stakeholders needs and desires arecompared to the cost to satisfy those needs and desires.This isdone by
9、 identifying the low preference/high cost functions andhigh preference/low cost functions.These data will be used inthe value analysis study as a basis to create alternativesolutions.5.2 This practice helps stakeholders,which includedevelopers,owners,users,planners,contractors,architects,engineers,v
10、alue analysts,cost professionals,and anyone whois responsible for the budget,construction,maintenance,oroperation of the project.5.3 Apractice on performing value analysis of buildings andbuilding systems and other constructed projects,PracticeE1699,has been published.As part of the value analysis s
11、tudy,perform function analysis after the collection of relevantinformation and prior to the identification of alternatives.Function Analysis Systems Technique(FAST)data helps theuser identify the alternatives that are highly valued with respectto their cost.6.Procedure6.1 Function analysis consists
12、of five sequential steps:(1)select a building component,(2)define the needs and desires(functions),(3)classify functions,(4)allocate cost to eachfunction,and(5)analyze the importance and expected perfor-mance level of the functions.6.2 SelectionofaBuildingComponentForcost-effectiveness,select buildi
13、ng components that offer a signifi-cant opportunity for improvement of performance,reduction incost,or both.1This practice is under the jurisdiction of ASTM Committee E06 on Perfor-mance of Buildings and is the direct responsibility of Subcommittee E06.81 onBuilding Economics.Current edition approve
14、d March 15,2012.Published April 2012.Originallyapproved in 1999.Last previous edition approved in 2006 as E2013 06.DOI:10.1520/E2013-12.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume inform
15、ation,refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 6.3 Definition of Needs and Desires(Functions)Defineeach significant need or desire of the stakeholders in two wordsusin
16、g an active verb and a descriptive noun.The two-worddefinitions are the functions of the project.6.4 Classification of FunctionsCategorize the functions ofthe building component as basic(essential to meet the stake-holders needs)or supporting(enhances the satisfaction of thestakeholders needs and desires).6.5 Distribution of Cost to FunctionsDivide cost of eachcomponent into smaller sections based on the specific use ofthe project and distribute cost to each function.6.6 Analysis of Functions:6.
