such costing". List of sub standards ISO 15686-1 Buildings and constructed assets - Service life planning: Part 1, General principles and framework ISO 15686-2 Buildings and constructed assets - Service life planning: Part 2, Service life prediction procedures ISO 15686-3 Buildings and constructed assets - Service life planning: Part 3, Performance audits and reviews ISO 15686-4 Buildings and constructed assets - Service life planning: Part 4, Service Life Planning using IFC based Building Information Modelling ISO 15686-5.2 Buildings and constructed assets - Service life planning: Part 5, Life-cycle costing ISO 15686-6 Buildings and constructed assets - Service life planning: Part 6, Procedures for considering environmental impacts ISO 15686-7 Buildings and constructed assets - Service life planning: Part 7, Performance evaluation for feedback of service life data from practice ISO 15686-8 Buildings and constructed assets - Service life planning: Part 8, Reference service life and service-life estimation ISO 15686-9 Buildings and constructed assets - Service life planning: Part 9, Guidance on assessment of service-life data ISO 15686-10 Buildings and constructed assets - Service life planning: Part 10, When to assess functional performance ISO 15686-11 Buildings and constructed assets - Service life planning: Part 11, Terminology Further developments Parts 1-3 and parts 5-10 have been published. The others are "Under development". Further information may be obtained from ISO Geneva or BSI Chiswick London. References External links CIB W80 15686