In this video, he will describe his experiences at the site as. Pt designer, our latest post tensioned design software for more. For general design philosophy and analysis of post tensioned concrete, the reader should refer to pdhonline course s127. A residential posttensioned concrete slab is usually 8 inches thick and applies 3000 psi concrete.
The company uses the latest design software which is continually updated to reflect current international. Most post tensioned concrete buildings are designed using the loadbalancing method. Posttension cables are steel wires inserted into plastic sheathing laid in place while pouring the concrete slab. Built on adapts unique truestructure modeling and analysis technology, this software provides a powerful, yet easy to use. Overview safe is the ultimate tool for designing concrete floor and foundation systems. Dec 16, 2016 etabs 24 reinforced concrete slab design. Structural engineers design concrete slabs with posttension cables to obtain greater span lengths between supporting columns and to allow thinner slabs. Whether the project is local or overseas, design codes from around the globe are available for reinforced concrete and post tensioned slab design. For general design philosophy and analysis of posttensioned concrete, the. Column design software for regular and complex profiles. Economics of the posttensioning slab system are discussed including relative material contents, speed of construction, and factors affecting the cost of.
Instantly download a sample cad collection search for drawings browse s of 2d cad drawings, specifications, brochures, and more. Adapt corporation specializes in structural concrete design software for post tensioning, reinforced concrete, and prestressed beam, slab, foundation. Its more user friendly compared to other pt design softwares. Pt designer is a computer program for the design and analysis of linear posttensioned concrete floor systems. Load balancing for transfer conditions in post tensioned concrete slabs duration. Beams of prismatic and other cross sections, with either constant or variable cross sections. Support multiple design codes, including us aashto lrfd and lfd, canadian chbdc, and indian irc working stress and limit states design. If you use mixed steel, wood, or masonry then ram structural systemconcept is probably a better option. Posttensioned pt slabs are typically flat slabs, band beam and slabs or ribbed slabs. Post tensioned foundation information for the homeowner. Support everyday concrete bridges of all types, including precast and castinplace, reinforced, pretensioned, and posttensioned.
Net can be used to design and analyze prismatic frames where the crosssection of the beams or slabs can vary from one span to another span, while the crosssection remains constant between supports in. Design floors and foundations reliably and efficiently, saving time and money, and overcoming the most common concerns you face as a designer. For general design philosophy and analysis of posttensioned concrete, the reader should refer to pdhonline course s127. Posttensioning, which is a form of prestressing, has several advantages over standard reinforcing steel rebars. Posttensioned concrete design spreadsheet program a pdh.
Jun 04, 2019 engineers who specialize in post tensioning design and who are comfortable with large and complex projects benefit most from the rigorous method. Less concrete and steel are needed for the same structural capacity and the slab stiffness is increased so that the slab is better able to resist bending caused by differential soil movements. Mar 27, 2017 this video tutorial is about pts post tension slab design which is trained by master of structural engineering mr. Ram conce pt is a software application for the structural analysis and design of conventionally reinforced and posttensioned concrete floors, mats, and rafts.
The design is based on hong kong building code hkcop 2004 and its amendment of june 2007. This book is destined to become the definitive work on the design of post tensioned concrete buildings for many decades to come. Download free, highquality cad drawings, blocks and details of posttensioned concrete organized by masterformat. Posttensioning tensioned concrete offers a wide range of posttensioning solutions from mono strand systems typically used in house slabs where the ground is highly reactive, slab systems 12. Post tensioned concrete analysis and design software column design software for regular and complex profiles footing design software for isolated and strip footings. Posttension basics how posttensioned slabs are built the. Actual losses, whether greater or smaller than computed values, have little effect on the design strength of the member but do affect service load conditions i. Once the slab cures, qualified personnel apply tension and grout the cables. Post tensioning tensioned concrete offers a wide range of post tensioning solutions from mono strand systems typically used in house slabs where the ground is highly reactive, slab systems 12.
Once the concrete has gained strength to 2000 psi, typically within the 3 to 10 days recommended by pti, the tendons are stressed. Posttensioned concrete analysis and design software. Post tension slab design software sethguthrie civilenvironmental 18 aug 16 19. It reduces or eliminates shrinkage crackingtherefore no joints, or fewer joints, are needed. The program is divided into three separate screens, which correspond to the three major areas of concern in the design of a post tensioned member. Post tension slab video post tension concrete slab. Posttensioned and reinforced concrete slab and beam design. Eriksson software precastprestressed concrete design. The purpose of this publication is to widen the understanding of posttensioned floor construction and show the considerable benefits which include minimum storey heights, rapid construction, economy, maximum design flexibility, minimum number of columns, optimum clear spans, jointfree, crackfree.
Posttensioned, reinforced concrete slab design software ram. Pt encapsulated systems should be clearly mentioned on all pt buildings with the. Cypecads post tensioned concrete slabs for buildings module has been designed to carry out the design of the passive reinforcement of post tensioned slabs, using the forces that have been obtained from analysing the post tensioned tendons bonded or unbonded, whose properties have been introduced by the program users. Rapt is a two dimensional post tension beamslab design software. Design of post tensioned flat slab structures in ram. Want to design concrete floors economically, with exceptional visibility into compliance, and efficiency while designing slabs, mats, and rafts. Mgt, mieaust, cpeng summary this paper outlines the major advantages of the use of posttensioning in building structures.
Post tension slab video post tension concrete slab post. Concrete bridge design, analysis software leap bridge. Net, which many engineers have come to trust over the years for its accuracy and flexibility. Adapt corporation posttensioning and reinforced concrete. Posttensioning concrete increases the many benefits associated with a concrete framed building. This spreadsheet program provides for the design and analysis of posttensioned concrete oneway beam and slab systems and twoway flat plate slab systems. It was found that a certain amount of poor design was prevalent, and the. Posten post tensioned and reinforced concrete design. Concrete slab design software economically design posttensioned and reinforced concrete floors including slabs, mats, and rafts, with exceptional visibility into compliance, efficiency, and practicality. What is the best software to design a post tension slab.
Posttension basics how posttensioned slabs are built. Longer spans can be achieved due to prestress, which can also be used to counteract deflections. Whatever the posttensioning requirement tensioned concrete has the. Six problems with posttensioning force specifications. Ccl carries out complete designs for posttensioned concrete applications. A combination of these values will determine the slab stresses at the time of stressing and at service loads. Slabonground design by using the pti ken bondy method. The results of this program have been compared to other proprietary software that. Posttensioned and reinforced concrete slab and beam design software adaptptrc product overview since 1981, adapt softwares proven reliability and easeofuse have made it the most widely used software for the design of posttensioned slabs and beams worldwide. Twoway posttensioned design amsysco post tensioning.
Ram concept contains an advanced feature set that allows for the design of a wide variety of floor systems including posttensioned, reinforced concrete and hybrid systems, elevated slabs and mat. Post tensioned slab design, supply, install tensioned concrete. Jul 21, 2017 rapt is a two dimensional post tension beam slab design software. Pt designer is a computer program for the design and analysis of linear post tensioned concrete floor systems. The software is extremely easy to use and is intended for both occasional and regular designers of posttensioned concrete floor systems. Pt designer design of posttensioned concrete floors. The program is developed around the robust computational core of two popular programs ptdata. The purpose of this publication is to widen the understanding of post tensioned floor construction and show the considerable benefits which include minimum storey heights, rapid construction, economy, maximum design flexibility, minimum number of columns, optimum clear spans, jointfree, crackfree. Today posten engineering systems provides this same power to you. Presentations will focus on design, analysis, and construction of posttensioned buildings and will include handson training on the design and analysis of new posttensioned building structures. A residential post tensioned concrete slab is usually 8 inches thick and applies 3000 psi concrete.
Top 10 biggest mistakes made in posttensioned concrete. Post tensioned and reinforced concrete slab and beam design software adaptptrc product overview since 1981, adapt software s proven reliability and easeofuse have made it the most widely used software for the design of post tensioned slabs and beams worldwide. Threedimensional 3d finite element software for analysis and design of concrete and posttensioned floor and foundation systems. Design seminar descriptions posttensioning institute. The following table of prestress losses is recommended for the design of posttensioned members, and does not include friction or wedge set losses. Whether the project is local or overseas, design codes from around the globe are available for reinforced concrete and posttensioned slab design.
Streamline your next posttensioned concrete project tekla. The program is divided into three separate screens, which correspond to the three major areas of concern in the design of a posttensioned member. With fewer pieces to handle and less concrete to place, a post tensioned slab can often be installed more quickly than a comparable rebar or wire meshreinforced slab. Support everyday concrete bridges of all types, including precast and castinplace, reinforced, pre tensioned, and post tensioned. The software is extremely easy to use and is intended for both occasional and regular designers of post tensioned concrete floor systems. Reinforced and posttensioned concrete slab design software. Presentations will focus on design, analysis, and construction of post tensioned buildings and will include handson training on the design and analysis of new post tensioned building structures. Post tension slab design software structural engineering. Load balancing for transfer conditions in posttensioned concrete slabs duration. General overview of post tensioned concrete design. Threedimensional 3d finite element software for the integrated analysis and design of concrete and posttensioned floor and foundation systems. This system gained wide use in both austin and san antonio because of the lower cost which the posttensioned slab enjoyed compared to the heavier f. Posttensioned slab design guide post tension slab problems. Streamline your next posttensioned concrete project.
In 1971, hugh oneil created posten to enable rapid, detailed and efficient designs of posttensioned and reinforced concrete structures. Post tensioned concrete design table 11 list of symbols used in the aci 31808 code m bal design moment resistance of a section with tendons and the necessary mild reinforcement to reach the balanced condition, nmm m u factored moment at section, lbin n c tension force in concrete due to unfactored dead load plus live load, lb p. The first edition of the posttensioning manual was published in 1972, and as of the time of this writing 2018, they are up to their 6th edition. Posttensioned and reinforced concrete slab and beam. Design of post tensioned flat slab structures in ram concept. Ccl carries out complete designs for post tensioned concrete applications. Experience and expertise gained from working on projects around the world, are combined to deliver prompt, effective solutions. Ram conce pt contains an advanced feature set that allows for the design of a wide variety of floor systems including posttensioned, reinforced concrete and hybrid systems, elevated. Concrete bridge design, analysis software leap bridge concrete. It allows slabs and other structural members to be thinner. The following table of prestress losses is recommended for the design of post tensioned members, and does not include friction or wedge set losses.
Cypecads posttensioned concrete slabs for buildings module has been designed to carry out the design of the passive reinforcement of posttensioned slabs, using the forces that have been obtained from analysing the posttensioned tendons bonded or unbonded, whose properties have been introduced by the program users posttensioned technology has different degrees of acceptance in. Posttensioning will reduce cracking and keep any cracks that might. The posttensioning institute designed posttensioned foundations. The companies that make prestressed concrete tanks are crom, dyk, natgun, and preload. Ram concept is a software application for the structural analysis and design of conventionally reinforced and posttensioned concrete floors, mats, and rafts. Register now to learn more about this exciting partnership. Durability aspects of present pt systems, key design concepts, code requirements, and practical design and construction tips will also be discussed. A residential post tensioned concrete slab will typically be 8 inches thick and use 3000 psi concrete. Post tension slab design software structural engineering general. This spreadsheet program provides for the design and analysis of post tensioned concrete oneway beam and slab systems and twoway flat plate slab systems.
Eriksson software precastprestressed concrete design and. This video tutorial is about pts posttension slab design which is trained by master of structural engineering mr. Advantages of using posttensioning for your next slabonground project. This book is destined to become the definitive work on the design of posttensioned concrete buildings for. Masonry walls can be post tensioned this is usually done with a solid steel bar fastened to the foundation and stressed with a nut at the walls top. This report presents the structural engineering calculations of a posttensioned floor using parallel beams and oneway slab construction. Concrete water tanks are often post tensioned to reduce crack width and leakage. We specialize in analysis and design software for precastprestressed concrete in both the transportation and commercial markets. In 1971, hugh oneil created posten to enable rapid, detailed and efficient designs of post tensioned and reinforced concrete structures. He is the coauthor of the book posttensioned concrete principles and practice which covers the design of posttensioned concrete structures from basic fundamentals to specific. Input uniformly distributed loads independent of slab geometry. Inducta engineering concrete buildings design software. Economically design post tensioned and reinforced concrete floors including slabs, mats, and rafts, with exceptional visibility into compliance, efficiency, and practicality. Calculation and the theory by which the software works are attached with this softwares index, this thing is not seen.
As soon as the concrete has achieved strength to 2000 psi, usually within the 3 to 10 days suggested by pti, the tendons are stressed. The additional time and effort expended when using this method are offset by the economy in design. Economically design posttensioned and reinforced concrete floors including slabs, mats, and rafts, with exceptional visibility into compliance, efficiency, and practicality. Design floors and foundations reliably and efficiently, saving time and money, and overcoming the most common concerns. A residential posttensioned concrete slab will typically be 8 inches thick and use 3000 psi concrete. The general criteria used for the design, such as details of material. Post tensioning concrete increases the many benefits associated with a concrete framed building.
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