This seminar starts by pointing out the methods by which a designer may comply with the seismic design requirements of the 2012 ibc and asce 7. Asce 716 minimum design loads and associated criteria for buildings and other structures manual. Structuralseismic design manual is not meant to establish a minimum standard of care but, instead, presents reasonable approaches to solving problems typically encountered in. Performancebased design not life safety, but continued function for new buildings. Your purchase of asce 710 includes access to asce 716. Seismic design maps usgs earthquake hazard program. Seismic design updates for the california building code. Structural steel special moment frames are commonly used as part of the seismic forceresisting systems in buildings designed to resist severe ground shaking and are permitted by ascesei 716, minimum design. Seismic evaluation and retrofit of existing buildings 4117. Of particular note, the environmental load provisions have been aligned with those of minimum design loads for buildings and other structures, ascesei 710.
Structures assigned to seismic design category c, d, e, and f with type 1a and type 1b horizontal structural irregularity. It is a great timesaving tool and provides a stepbystep procedure to determine a structures seismic design category in accordance with the 2015 ibc and asce 7. University of minnesota 2005 structural engineering. The changes in the seismic design provisions are the focus of part 1 of this paper. Asce 710 v asce 716 except in hurricane areas, wind speeds have reduced by. This product contains access to both asce 710 and asce 716 ascesei 710. Chapter 11 presents criteria for the design and construction of buildings and other structures subject to earthquake ground motions. Asce 705 chapter seismic design requirements for nonstructural components 2012 icc international code conference published the 2012 ibc bssc certified the 2012 ibc to satisfy nehrp and the federal law 2012 ibc specifically references asce 710 for seismic protection asce 710 chapter seismic design requirements.
Specific ground motion requirements now required for the following site conditions. Because ascesei 710 does not address loads during construction, the environmental loads in this standard were adjusted for the duration of the construction period. Ascesei 710 is not retroactive and usually applies to existing structures only when there is an addition, change of use, or alteration. Its scope covers the minimum design criteria for nonstructural components like fire suppression systems that are attached to the structure. Asce 716 seismic provisions overview john hooper, p. Many significant technical changes related to seismic design are initiated and vetted within bssc and included in the nehrp provisions affect the seismic related chapters within ascesei 7 standard on minimum design loads for buildings and other structures and associated criteria. Seismic evaluation and retrofit of existing buildings, standard ascesei 4117, describes deficiencybased and systematic procedures that use performancebased principles to evaluate and retrofit existing buildings to withstand the effects of earthquakes. Asce 710 from asce 705 astm e580 is specified in asce 710 instead of the two previous cisca standards much of the specification in asce 705 has been eliminated as it is also contained in astm e580 these two changes make determining the requirements much simpler, as virtually all requirements are contained in e580, instead of. The asce 716 seismic design revisions were adjusted primarily to incorporate research such as updated site amplification models and soilstructure interaction effects that was published after asce 710 or was not mature enough to be included in the last revision to the standards. Detached one and twofamily dwellings, assigned to seismic design category a, b or c, or located where the mapped shortperiod spectral response acceleration, ss, is less than 0. Sanj malushte comparison of asce 7 and asce 43 october 18, 2016 outline role of asce 7ibc in seismic design of nuclear facilities asce 43 seismic design categories and seismic performance targets asce 43doe 1020 is based on sscspecific sdc and limit state asce 43 approach for sdcdependent uniform risk design response spectrum asce 43 f.
Asce 498 seismic analysis of safetyrelated nuclear structures building code requirements for masonry structures aci 53002asce 502tms 40202 and speci. All components shall be assigned a component importance factor as indicated in this section. Minimum design loads for buildings and other structures, ascesei 710, provides requirements for general structural design and includes means for determining dead, live, soil, flood, snow, rain, atmospheric ice, earthquake, and wind loads, as well as their combinations, which are suitable for inclusion in building codes and other documents. For groundmounted experimental equipment, use the following strength design load combinations of asce 716 section 2. Seismic design updates for the california building code dave baska phd, pe, ge, ceg august 2019. Isbn 97807844524 soft cover isbn 9780784478394 ebook pdf. What the new asce 716 seismic design standards mean for. Developed by structures and codes institute this 6page laminated reference guide provides an easytofollow 11step procedure for seismic design in accordance with the 2015 ibc and asce 710, with emphasis on the seismic design of a typical onetothree story building. Instructional material complementing fema p751, design examples nonstructural. Asce 7 10 chapter seismic design requirements for nonstructural components 2016 e. Changes in windrelated provisions will be published in. Modifications to asce 705 chapter, seismic design requirements for nonstructural elements. The vast majority of engineering projects in the u. The previous article part 1, structure, april 2017 provided an introduction to the seismic design of.
Minimum design loads for buildings and other structures. Ascesei 705 chapter minimum design loads for buildings and other structures. Seismic data expanded to include 14 coefficients, the seismic design category, and both horizontal and vertical response spectra. New asce 7 hazard tool identifies hurricaneprone regions and windborne debris regions, as defined in asce 716, chapter 26 and asce 710. Asce sei 7 10 is not retroactive and usually applies to existing structures only when there is an addition, change of use, or alteration. The standard presents a threetiered process for seismic evaluation according to a range. Learn more about the new digital platform asce 7 online, as well as the new asce 7 hazard tool, and sign up for release updates. The 2016 edition of asce minimum design loads and associated criteria for buildings and other structures is available. Minimum design loads for buildings and other structures, third printing. Comparison of asce 7 and asce 43 for informed adoption of. Guide to the seismic load provisions of asce 705 provides authoritative explanations of the seismic provisions offered in minimum design loads for buildings and other structures.
Serviceability wind speeds now returned with site wind speed. Buildings and other structures is the document that the international building code ibc relies on for its. Instructional material complementing fema 451, design examples seismic load analysis 9 3 load analysis procedure asce 7, nehrp recommended provisions 1. The new requirements of asce 716 for sitespecific ground motions interim solution to an identified shortcoming in the seismic design procedures of asce 710 charlie kircher, ph. The above are guidelines only for the reader to easily locate the parameters needed in the seismic analysis using asce and ibc codes. Expanded seismic commentary asce 7 seismic provisions. The component importance factor, ip, shall be taken as 1. A new seismic design standard for piers and wharves presented by.
The material presented in this web application should not be used or relied upon for any specific application without competent examination and verification of its accuracy, suitability and applicability by engineers. Minimum acceptable seismic resistance of existing buildings is a policy issue normally set by the authority having jurisdiction. Calculate structure weight by level tabulate dead loads by floor based on asce 710, table c31 roof. The design limit state for resistance to an earthquake is unlike that for any other load within the scope of ascesei. Fully bookmarked and searchable digital download of the above listed service manual. Pdf seismic loads based on ibc 2012asce 710 boseon. Seismic design using structural dynamics 2012 ibc asce. Asce standard ascesei 716 minimum design loads and associated criteria for buildings and other structures published by the american society of civil engineers. The seismic forceresisting system of woodframe buildings that conform to the. This article is the conclusion of a twopart series which discusses the seismic design provisions for nonbuilding structures found in chapter 15 of asce 716, minimum design loads and associated criteria for buildings and other structures. The author strongly suggests to have you a full copy of asce7 and ibc 2012 design codes when doing a seismic analysis. The seismic design criteria will be met by using the 2019 cbc for seismic design.
Design loads on structures during construction 3714. Asce 7 chapter addresses seismic design requirements for nonstructural components. Minimum design loads for buildings and other structures water. Many significant technical changes related to seismic design are initiated and vetted within bssc and included in the nehrp provisions affect the seismic related chapters within asce sei 7 standard on minimum design loads for buildings and other structures and associated criteria. Seismic design of steel special moment frames a guide for practicing engineers, second edition. Chapter seismic design requirements for nonstructural components section 12. Sc10 new structural and geotechnical seismic design requirements in the 2015 nehrp. Comparison of the usa, china and japan seismic design. Eliminating the confusion from seismic codes and standards. Development of the 2020 nehrp provisions ascesei 716. Seismic design specification for buildings, structures. Significant changes to the minimum design load provisions.
This article focuses on the provisions of the american society of civil engineers minimum design loads for buildings and other structures asce 705. Usgs earthquake hazards program, responsible for monitoring, reporting, and researching earthquakes and earthquake hazards. Seiasce 702 minimum design loads for buildings and. Pdf seismic design provisions in asce mohamed mohamed. In order to investigate the magnitudes of these wind and seismic effects, the fundamental period of the building must first be determined. Structures classified as risk category iv that are located where the mapped spectral response acceleration parameter at 1second period, s1, is greater than or equal to 0. Significant changes from asce 705 to asce 710, part 1. Asce 7 chapter suggests that seismic bracing is required for all structures, unless they meet an exemption.
Senior principaldirector of earthquake engineering. This twopage laminated, handy reference tool contains everything you need to know about the determination of seismic design categories. New asce 7 hazard tool identifies hurricaneprone regions and windborne debris regions, as defined in asce 7 16, chapter 26 and asce 7 10. Asce and american society of civil engineersregistered in u. Significant changes in wind and seismic design enhanced recognition of performancebased procedures.
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