Pca software beam, slabs, mats, frame, column, walls. The construction and design of concrete slabs on grade. This report covers the design of slabs on grade for loads caused by material stored directly on the slab or on storage racks, as well as static and dynamic loads associated with handling equipment and vehicles. Stepbystep procedures, sample solutions, and commentary ringo, boyd c. Per pca slab thickness design for industrial concrete floors on grade figure 3, page 5 job name. You can perform reinforcement designs, long term deflections, beam designs, reactions, automatic two way action, effective moment of inertia, and punching shear. Weldedwirefadric reinforcingbars introduction the phrase slabongrade, as commonly used in practice, covers a number of practical slab. Develop and report on criteria for design of slabs on grade, except highway and airport pavements 1. Flat slab analysis and design designs beamless concrete slab floors flat slab or waffle slab in accordance with aci 318. Standard requirements for design and analysis of shallow posttensioned concrete foundations on expansive soils. Grdslab concrete slab on grade analysis spreadsheet cesdb. The subbase, while not mandatory, can provide added benefits to the construction and performance of the slab. Other loads, such as loads on the roof transferred through dual purpose rack systems are also covered. Pca slab thickness design for industrial concrete floors on grade.
The structurally reinforced slabongrade, engineeringdatareportno. What is your favorite software for principal component. Pca the portland cement association americas cement. Soilstructure slab on grade software has the following unique capabilities. Heavy loads in buildings such as warehouses include moving loads, stationary live loads, and wall loads. Theoretical concepts, practical applications, basis of design, and design procedures for heavy. Grdslab concrete slab on grade analysis spreadsheet. Sp beam for analysis, design, and investigation of reinforced concrete beams, joist and oneway slab systems. A new method for designing floor slabs on grade due to the difficulty of applying simplified design methods, amongst them being the portland cement association pca and wire reinforcement institute wri methods. Principal component analysis pca is a powerful and popular multivariate analysis method that lets you investigate multidimensional datasets with quantitative variables. It is widely used in biostatistics, marketing, sociology, and many other fields. Pcastructurepoint concrete design software programs for analysis, design. Retainwall is a software mainly developed for the purpose of designing a concrete or masonry retaining wall. Streses and stains in rigid pavements lecture notes 3 by charles nunoo, ph.
A new method for designing floor slabs on grade due to the. Posttensioned slabongrade foundation 3d fem design software adaptsog product overview adaptsog is a complete threedimensional 3d finite element fem analysis and design t. Pca software sp slab for analysis, design, and investigation of elevated reinforced concrete beams, joist, oneway, twoway and slab band systems. Also, design charts from the portland cement association pca are included to provide an additional method for determiningchecking required slab thickness for flexure. Principal component analysis pca statistical software. Ptislab can be used to design or analyze both posttensioned and conventionally reinforced slabsonground for single and multifamily residential and commercial foundations on expansive and. Calculating the capacity of a slab on grade is dependent on arrangement of stationary, continuous wall linetype load and live loads distribution uniformly. Download geotechnical engineering software spmats 8.
For slab subjected to concentrated post loading for k 100 pci per pca slab thickness design for industrial concrete floors on grade figure 7b, page 10. The subbase is an optional layer located on top of the subgrade and beneath the slab bottom see figure 1. Technical notes and literature for structural concrete. Concrete floors on ground portland cement association. Also, design charts from the portland cement association pca are included to. A supplementary method for examining and defining the necessary slab thickness for flexure is used along with the designed chart provided by portland cement association pca.
Guide for design and construction of concrete parking lots. If you like gui based soft, then the unscrambler, simcap or solo offer full featured pca and many other projection methods for data exploring and analysis. Read 76 answers by scientists with 58 recommendations from their colleagues to the question asked by a. What is a good resource for design a slab on grade subjected to a column. Florida international university, miami fl fall 2002. Analysis of concrete slabs on grade civil engineering. Soilstructure slab on grade software simplifies the calculation of a uniform concrete slab subjected to three loads. The studied parameters were the load position in relation to slab edges, slab proportions, the reinforcement content, the method of reinforcement arrangement, and modulus of subgrade reaction. Sp slab for analysis, design, and investigation of elevated reinforced concrete beams, joist, oneway, twoway and slab band systems. Sp slab for analysis, design, and investigation of elevated reinforced. Powered by a sophisticated fem solver increasing capacity and substantially speeding up solution for large and complex models, spmats v8. Download pca software, link download pca software full beam, slabs, mats, frame, column, walls, include key, manuals and examples included. Can someone suggest a good free software for principal.
In addition to an updated thickness design procedure, the text includes a discussion of concrete drying, shrinkage, joint stability, floor flatness and levelness, moisture testing and floor coverings, concrete durability, floor maintenance and repair, special floor types including white concrete floors, and a glossary of slabonground terms. The pca and wri slab on grade design methods for industrial floors led to a design for concrete fatigue, even though 2. The references given above provide design methods pca, wri, coe etc, dealing with different types of sog e. Portland cement association method farny, 2001, that can be used for a variety of applications but not all. Slab on grade design guidance structural engineering general. Due to the high concentrated aircraft gear loadings, the navy recently revised its hangar design criteria in ufc 421101 aircraft maintenance facilities to encourage the design methods reflected in ufc 326002 pavement design for airfields and pavement computer aided structural engineering pcase. Also, design charts from the portland cement association pca are included to provide an additional method for determiningchecking required. It analyses the stability of the wall based on the loads and resistances, and results in. Featuring integration with spcolumn via export to cti functionality in v8. Parking lots have most loads imposed on interior slabs sur. What are some good resourcesguides for designing a slabongrade. Design of slabsongrade, refers to this as a type b slab.
Concrete slab on grade analysis the engineering community. Consequently, aci 360 was formed with this mission. The ability to analyze the capacity of a slab on grade subjected to continuous wall linetype load as well as stationary, uniformly distributed live loads is also provided. Concrete slab on grade thickness analysis for slab. Grdslab spreadsheet program helps in grade analysis of. Concrete slab on grade analysis calculator for post or. The subgrade is the ground on which the floor is built. Slab thickness, t area of steel provided, as pca note. Good resource for slabongrade design structural engineering. Principal component analysis pca and factor analysis fa to reduce dimensionality. Designers select concrete for one, two, and threestory stores, restaurants, schools, hospitals, commercial warehouses, terminals, and industrial buildings because of its. Design of slabs on grade aci committee was specifically charged to cover design. The wall may retain soil or other granular material.
Subgrade soil types and approximate subgrade modulus k values. Design aids are instrumental in constructing concrete buildings. Stepbystep procedures, sample solutions, and commentary. Hangar pavement design wbdg whole building design guide. Slightly more than half of all lowrise buildings in the united states are constructed from concrete. The analysis and design follow the equivalent frame analysis method of the aci code, which considers a onebay wide strip of the floor system as a continuous frame. This guide is not a standard nor a specification, and it is not intended to be included by reference in construction contract documents. Posttensioning is very popular for slabongrade construction in some areas of the country. Appendix 1design examples using portland cement association method.
Sum fatigue and erosion damage factors over all of the. Aec 3d culvertsslab by aec logic private limited, monte carlo pca for parallel analysis by marley watkins, spslab by structurepoint llc etc. A parametric study was conducted to investigate the theoretical behaviour of industrial slab on grade. Appendix 2slab thickness design by wire reinforcement institute method. Flat slab analysis and design free version download for pc. Slabs is a program that can be used by structural engineers to perform a static analysis and design of reinforced concrete slab systems of any shape, including suspended slabs and slabsonground. Concrete slab design software free download concrete. Concrete strength, f c 4000 psi instructions for use of figure 3.
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