Blast resistant design of reinforced concrete structures pdf

Bounds, secretary aci 370r14 report for the design of concrete structures for blast. Adding fibers to reinforced concrete enhances the durability and ductility of concrete. A new edition of an introductory text to the principles and methods of design for concrete structures. Blast resistant concrete block walls structural engineering. Blast resistant building design criteria october 2014 process industry practices page 4 of 23 conventional loads. Moreover, the influence of charge mass under same scaled distance on the blast response of concrete structures has not taken into account in available formula in most of previous literature. Blast attacks by terrorists, and domestic accidents like lpg gas cylinder bursts have become a concern due to their increased frequency and fatal effect on lives and properties. Design and analysis of hpfrcc blast resistant structures. More detailed coverage is provided for types of construction, dynamic material strengths, allowable.

Blast resistant design of r c structures by dennis m. In addition, certain specialized segments within the engineering community have also had to consider blast loads on structures as a result of potential accidents. The concrete material model used was developed for the study of the. Volume 4 of the manual addresses reinforced concrete design. Typical structural connections, for both steel and concrete buildings, were assessed numerically under blast effects. It enhances toughness, ductility, strength and dynamic characteristics of individual structural elements for resistance to airblast induced loading.

Constructibility problems in blast resistant, reinforced concrete structures darrell d. Designing the structures to be fully blast resistant is not an realistic and. For more in depth design guidance please refer to the pci blast design manual mnl141 that can be purchased at the pci online. Blast resistant building seminar report, ppt, pdf for. In 2008, he was named the recipient of the precast prestressed concrete institute s young educator achievement award. Blast resistant building seminar report, ppt, pdf for civil. Blast resistant design guide for reinforced concrete structures, eb090 this guide, which includes a foreword by dr. The manufacture and transportation of long bars are difficult, which limit the use of full length reinforced bars.

To the knowledge of the author, the effects of corrosion with blast loads on reinforced concrete buildings have not been studied. Aci 370r14 report for the design of concrete structures for. Blast resistant design of an embassy building scientific. The concrete material model used was developed for the study of the effect of blast loading on reinforced concrete structures and was. The available literature search on blastdamage on structures, the severity of. Performancebased blast resistant design of reinforced. The contents of this manual supplement the information pro vided in fema. Use of steel fiber reinforced concrete for blast resistant. Numerous efforts are under way to develop comprehensive guides and standards to fill this void.

If you continue browsing the site, you agree to the use of cookies on this website. This report provides general guidelines in the structural design of blast resistant petrochemical facilities. As the demand for blast resistant buildings continues to grow, readers can turn to the handbook for blast resistant design of buildings, a unique single source of information, to support competent. Design of blast resistant buildings in petrochemical facilities ref. For decades, blast resistant design was applied almost exclusively to military facilities.

Blast assessment of load bearing reinforced concrete shear. Gene corley, provides structural engineers with a practical treatment of the design of castinplace reinforced concrete structures to resist the effects of blast loads. All interior walls for the refrigeration plant have to be designed to withstand outward pressure of at least 2. Tm 50 contains guidelines for the safe design of blast resistant structural concrete and steel connections.

Other variables such as concrete strength and reinforcement ratio do not. Reinforced concrete has been shown to be a desirable material choice for blast resistant design. Performance and blast design for nonload bearing precast. Prev highperformance fiber reinforced concrete in earthquake resistant construction. Pdf blast is a wave of highly compressed air spreading outwards from an explosion. Also explore the seminar topics paper on blast resistant building with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year 2015 2016. Blastresistant structural concrete and steel connections. The resistance of the newly designed concrete element was confirmed by a field blast test.

Pdf extreme loads can have devastating effects on civilian structures since these buildings are not designed to withstand extreme events. A majority of the early academic research in the field of blast design was done at the university of illinois. Resistant design of reinforced concrete structures structural. Feb 21, 2020 explore blast resistant building with free download of seminar report and ppt in pdf and doc format. Historically, castinplace reinforced concrete was the preferred material for. To keep the localized responses of the blast loaded members under control in meeting the expected performance level, a performancebased blast resistant design approach for reinforced concrete structural members is developed by using energy spectra. The design of concrete structures for blast resistance has been of great interest to the military and other federal agencies for several decades. Use of steel fiber reinforced concrete for blast resistant design. Aoude 2 uhpc panels under larger charge weights of 100 kg of equivalent tnt at standoff distances of. Design of blast resistant buildings in petrochemical facilities prepared by task committee on blast resistant design of the petrochemical committee of the energy division of the american society of civil engineers. These recommendations were used for a proposed blast containment structure, whose threedimensional behavior. The effects of blast on reinforced concrete and steel structures have been widely studied by many researchers. Pdf blast resistant design of structure researchgate.

Slender column design based on aci 31808 blast resistant design guide for reinforced concrete eb090 pca notes on aci 31808 building code requirements for structural concrete with design applications eb708 seaoi 2009 meritorious publication. Effect of design parameters on the blast response of ultrahigh performance concrete columns s. Blast resistant structural design american institute. Design and analysis of blast doors and foundations and the description and. A brief overview of blast design was developed by the blast resistance and structural integrity committee as appendix a for the 8th edition of the pci handbook. Feb 16, 2010 design of blast resistant structures slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Review of the current practices in blastresistant analysis.

Performancebased blast resistant design of reinforced concrete frame structures under distant explosions rong haicheng school of civil and environmental engineering a thesis submitted to the nanyang technological university in fulfillment of the requirements for the degree of doctor of philosophy 2005 a t t e n t i o n. Reinforced concrete is a common building material used for blast resistant design. Pdf blast resistant design of precast reinforced concrete walls for. It is designed to resist blast loads from an assumed design basis threat dbt that is provided by the owner. Ghani razaqpur a, ahmed tolba b, ettore contestabile c a centre for e. Its aim is to enable readers to understand the principles of blast resistant design, determine the kind and. Designing buildings to resist failure due to blast loads is an extremely complex procedure. Blast resistance capacity of reinforced concrete slabs. Blast resistance is the ability of a material to withstand blast pressure from an explosion. Blast is a wave of highly compressed air spreading outwards from an explosion. Autodesigner automates the design of aboveground exterior reinforced concrete wall and roof slabs subject to. Lastly, the cost, mixing and corrosion limitations of using steel fiber reinforced concrete are discussed. Protective design of concrete buildings under blast loading wit press. Blast resistant design of reinforced concrete structures.

The exterior walls are concrete block with stone veneer. The prestandard env for ec2 has now been available since 1992. Blast resistant structural design what is the historical experience with steelframed structures subjected to blast. Mar 20, 2015 the numerical and experimental investigations resulted in the design of concrete elements for population protection which are able to resist an explosion defined by the weight and placement of the charge. Informational coverage is provided for osha requirements, design objectives, siting considerations, and load determination with references mentioned for more detailed information. This article is currently only available in pdf format, please click the link to the top right. The building structure consists of reinforced concrete columns, beams and slabs supported on pile foundations. Blast resistant design guide for reinforced concrete structures. Pdf slender column design based on aci 31808 blast. This overview was published in the winter 2014 issue of the pci journal, and focuses on the design of precast concrete building components to resist blast loads, with a primary focus on exterior explosive blasts. Protection engineering consultants, 4203 gardendale, suite c112, san antonio, tx 78229 abstract fiber reinforced polymer frp products are used as an alternative to traditional methods for. Design of structures to resist the effects of accidental explosions.

Jun 06, 2009 this paper presents the basis of a procedure to estimate the explosive charge weight and standoff distance to impose certain levels of damage on reinforced concrete rc structures. Loads applied in the conventional non blast design of structures including dead, live, wind, and seismic loads as required by local building codes. Ncma tek national concrete masonry association an information series from the national authority on concrete masonry technology blast and bullet resistant concrete masonry buildings tek 1421 structural 1998 keywords. Most of the reinforced concrete structures wont be provided with full length reinforced bars. The various effects associated with chemical he explosion, the design of structural steel elements, reinforced concrete frame, and other structural elements, such as reinforced masonry and glass, are described. Also explore the seminar topics paper on blast resistant building with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year 2015. Although the detailed design methods generally conform to british standards, much of the theory and practice is of a fundamental nature, and of use to. Detonation of a highexplosive device releases a pressure wave that creates a higher pressure demand, similar conceptually to a wind load on a building. Recent blast tests conducted on different types of precast concrete panels have shown that solid and insulated sandwich precast concrete panels with prestressed and conventional steel reinforcement can resist high design blast loads, with impulses of up to 300 psimsec. Effect of design parameters on the blast response of ultra. Aug 03, 20 design of blast resistant structures sneha 09011a05 slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Protective design of concrete buildings under blast loading. Pdf design of blast resistant buildings in petrochemical.

We know that concrete is the most widely used manufactured material on our planet. To study the response and use the obtained response in designing the structural system resistant to the blast waves. Jan 04, 2019 this guide, which includes a foreword by dr. Design of blastresistant buildings in petrochemical facilities ref. Aci 370r14 report for the design of concrete structures. San antonio, texas, usa 78209 1128 abstract design of reinforced concrete containment buildings and shelters to resist blast loads is a. So it has been a paramount importance to design structures.

To develop such methods, more systematic, welldocumented and detailed data are. Blast assessment of load bearing reinforced concrete shear walls 2005. A series of experiments were also conducted to confirm its applicability for assessing the blast resistance. Gene corley, provides structural engineers with a practical treatment of the design of castinplace reinforced concrete structures to resist the effects of blast. This report examines how adding steel fibers to reinforced concrete for blast resistant design is advantageous. The first step to designing a blast resistant reinforced concrete structure is to implement proper detailing to ensure that structural. Lastly some suggestions for blastresistant bridge design are presented. On the other hand, blast resistant design of structures is treated as a specialized area blast testing of aluminum foamprotected reinforced to which, commonly, structural engineers are not exposed concrete slabs chengqing wu et al, studied on applying comprehensively, and most of the knowledge about blast aluminum foam as a sacrificial. The main features to note in the reinforced concrete connection are the use of. Blast resistance characteristics of concrete with different.

The first publication of this series is blast resistance benefits of seismic design phase 1. A series of experiments were also conducted to confirm its applicability for assessing the blast resistance capacity of rc slabs. Analysis of blastexplosion resistant reinforced concrete solid slab. Blast design of reinforced concrete and masonry components retrofitted with frp marlon l. Such walls are a special category of this paper discusses the performance of 12 background. Design for security with concrete the portland cement.

Manual for the design of reinforced concrete building. Blast assessment of load bearing reinforced concrete shear walls katie wheaton lehigh university. Istructe ec2 concrete design manual 9 foreword the eurocode for the design of concrete structures ec2 is likely to be published as a euronorm en in the next few years. Hi all, i have a project where need to design a 8m high blast resistant masonry wall. This study presents a general overview of key design concepts for reinforced concrete structure and same has been applied in the design of rcc walls for various. What architects need to know to meet federal blastresistance requirements. Performance analysis of reinforced concrete strengthening systems applied to. In todays world we have witnessed the loss of lives due to effect of terrorist attacks against our concrete structures. Blast resistant design guide for reinforced concrete. Insulated concrete products have at times been excluded as construction op tions because.

This article is devoted to blastresistant design, though there is overlap with progressive collapseresistant design. However, there is limited guidance available in the literature on the direct application of established blast effects principals to structural design. This article presents a general overview of key design concepts for reinforced concrete structures. To study the response and use the obtained response in designing the structural system resistant to the blast. The strategy for dealing with the blastinduced threats against a structure requires attention from planning and design stages, as introducing or altering various blast response mitigation strategies becomes either difficult or impossible later on. Ductile elements made of steel and reinforced concrete absorb a lot of strain energy. This overview was published in the winter 2014 issue of the pci journal, and focuses on the design of precast concrete building components to resist blast loads, with a primary focus. Blast loading response of reinforced concrete panels reinforced with externally bonded gfrp laminates a. A study of 17 british buildings hit by german bombs during world war ii examined eight steelframed buildings, five reinforced concrete buildings and four wallbearing buildings. Blast resistance design involves determining the kind and degree of resistance a structure needs as well as how to specify the required materials and details. Recent tests by the air force research laboratory on precast, prestressed sandwich wall products will help determine the blast resilience of conventional offtheshelf insulated concrete sandwich wall construction. This guide provides structural engineers with a practical treatment of the design of castinplace reinforced concrete structures to resist the effects of blast loads. Blast resistant concrete concrete reinforced concrete.

For a specific underground blast resistant shelter made of hpfrcc, design and analysis of an alternative section of cylindrical module. So a new type of concrete called blast resistant concrete has been developed to overcome this type of limitations of concrete. Structure magazine blast resistant design of reinforced. Hamburger and andrew whittaker blast and progressive collapse kirk a marchand and faridafawakhiri aisc inc.