In such a case counterforts having trapezoidal section fixed at the base slab are provided at intervals of 1. A precast counterfort retaining wall system is a variation of a typical cantilever stem wall. Basics of retaining wall design page viii why this book. If you want to design a retaining wall on drilled piers and grade beam, go to this page. Preliminary proportioning of counterfort retaining wall. Loads applied on the wall may consist of self weight, soil pressure, water pressure, live and seismic loads. It analyses the stability of the wall based on the loads and resistances, and results in. Concrete retaining walls may be considered in terms of three basic categories. It includes the design of counterfort retaining walls based on the latest aci provisions. Redirock wall freeware is a robust software tool for geotechnical engineers to design and analyze cross sections of redirock gravity walls. Design and detailing of retaining walls learning outcomes. Thickness of heel slab and stem 5% of height of wall.
Because our engineers are also consultants, soilstructure software is in sync with current state of practice. Design and detailing of counterfort retaining wall when the height of the retaining wall exceeds about 6 m, the thickness of the stem and heel slab works out to be sufficiently large and the design becomes uneconomical. Types of retaining walls counterfort wall when the overall height of. You get a 7 to 9 pages report output to document your retaining wall calculations. The following worked example is for a freestanding cantilever wall that is considered. It is time consuming to do all the stability and reinforcement design using in house tools. Design of retaining wall with counterfort according to aci. Asdip retain is a structural engineering software for design of retaining walls. Retaining walls are usually built to hold back soil mass. It allows checking the abutment for overturning, translation, bearing capacity of foundation soil and dimensioning of dec. Cantilever and restrained retaining wall design software. Pile retaining wall analysis, design, drawing and quantity software.
Cantilever wall is an intuitive program for cantilever retaining walls design. It is for both the practicing engineer who has become a bit rusty on this. However, what should one look for in a retaining wall design software. Retaining walls offers the most comprehensive program available for the design of both reinforced and unreinforced concrete and masonry retaining walls. There are 17 design variables in the problem of reinforced concrete counterfort retaining wall created in the study. Some common materials used for retaining walls are treated lumber, concrete block systems, poured concrete, stone, and brick.
Ncma tek national concrete masonry association an information series from the national authority on concrete masonry technology concrete masonry gravity retaining wallstek 156 structural 1995 keywords. Retaining wall design structural engineering software. Retaining walls finite element finite difference slope stability tunneling underground structures constitutive modeling soil behavior this program, based on the finite element method, can model and analyze a wide range of geotechnical tasks, including terrain settlement, sheet pilediaphragm walls, slope stability, excavation analys. Program enables the analysis of retaining wall, revetment wall, massive wall, anchor wall, cantilever retaining wall and wall with counterfort wall with four soil layer and different kinds of load traffic load, foundation load, linear load, point load and ground water for the first time it is possible to analyses stability of retaining wall in case when angle of repose is bigger than. Built with the engineer in mind, reconwall is not a black box. Counterfort retaining wall spreadsheet concrete design. Retainwall a retaining wall engineering design software. Rather, support for the calculations is provided and a comprehensive help menu and design theory is a part of the package provided by recon. However, retaining walls can also be constructed for aesthetic landscaping purposes. It includes the design of counterfort retaining walls based on the latest aci. Education software downloads soilstructure retaining wall by soilstructure software and many more programs are available for instant and free download. Asdip retain is a retaining wall design software specially utilized by engineers for piled unpiled cantilever, basement, and counterfort. The fundamental requirement is that the wall is capable of holding the retained material in place without undue movement arising from deflection, overturning or sliding. For more information please use the righthand side menu.
Retaining counterfort wall design free download as pdf file. Retaining wall is used to retain earth or other material in vertical or. Design counterfort retaining walls using asdip retain. Design principles of totally prefabricated counterfort. Design principles of totally prefabricated counterfort retaining wall system compared with existing castinplace concrete structures. How to design counterfort retaining walls using asdip retain. Masterseries retaining walls provides you with full control over the design process, enabling you to optimise the wall economically with great efficiency. Design of retaining wall with counterfort engineering. Counterfort retaining wall architecture britannica.
Paia retain softwarea concrete retaining wall design using aashto lrfd and ibc design. Retain pro software for over fifteen years and has. The wall may retain soil or other granular material. Soilstructure software t eam is comprised of licensed engineers and graduate computer programmer. I have to design a stepped retaining wall for 22m height. Software for retaining walls design annajah repository. For the user this book is intended to cover and explain design practices and building code requirements for the design of earth retaining structures. Retainpro is an established engineering design software specifically for retaining walls. Asdip retain is a structural engineering software utilized by engineers for retaining wall design. Geo5 abutment program is used to design bridge abutments including wing walls. The counterfort retaining wall design involves two major steps. Walls and gabions geo5 contains multiple programs for design of retaining walls and supporting structures mainly due to conserving simplicity and clarity of input. Thickness of toe slab buttress not provided 8% of height of wall.
Cantilever concrete retaining walls are commonly used for residential purposes, often as integral basement walls. Our experience is in substructual engineering, geotechnic al engineering and higher level computer languages. Asdip retain is a structural engineering software utilized by engineers for design of retaining walls. The software in general is very good and ties in well with the way we do things here. There are obviously many solutions out in the market, first though you need to determine what your design needs are. Sketches of the retaining wall forces should be considered to properly distinguish the different forces acting on our retaining wall as tackled in the previous article, retaining wall. Retaining wall software, retaining wall design software.
Its interactive and userfriendly nature means you can immediately see the effects of adding loads, introducing piers, ties and props, altering reinforcement, or modifying the. Counterfort retaining wall analysis, design, drawing and quantity software. Analysis and design of counterfort retaining walls using. Following is a graphical overview of the required design steps, with annotated screenshots of the software. Asdip retain is based upon the latest ibc aci 318 specifications asdip retain software is also able to design block retaining wall per the latest msjc provisions. Counterfort retaining walls have similarities with cantilever retaining walls, with the difference of having triangular web panels spaced at regular. How to design counterfort retaining walls using asdip. Retaining wall software a retaining wall software is a program intended to design a retaining wall based on building code and industry standards. Precast facing units are secured to a castinplace or precast footing. Retainwall is a software mainly developed for the purpose of designing a concrete or masonry retaining wall. Here is the counterfort retaining wall design example using the asdip retain. After this present you will be able to do the completecomplete design design andand detailingdetailing ofof differentdifferent typestypes ofof. Developed by the makers of geo5, the easytouse free software ensures all the details of your project are accounted for while the robust input options allow for extremely precise geotechnical modeling. Masterseries retaining wall design software gravity.
It offers a number of retaining wall shapes and analyzes rc crosssections. Overview of the design of counterfort retaining walls using asdip retain. Retainwall is a software mainly designed for the purpose of designing a concrete or masonry retaining wall. Greta analyses the stability of a gravity retaining wall and determines the bending moments. Asdip retain is based upon the latest ibc aci 318 specifications. The prefabricated concrete counterfort retaining walls design strength moment and shear surpassed that of the existing system with an overall reduction in concrete volume of 57%. Retaining wall design software gravity retaining masterseries. Are there these features in counterfort retaining wall software that you are considering to purchase. Downloads retaining wall design software cti software. Counterfort retaining wall design example using asdip.
Online cantilever retaining wall analysis software. There are different types of retaining walls such as cantilever retaining walls, gravity retaining walls, counterfort retaining wall, buttressed retaining walls, etc. Counterfort retaining wall design example using asdip retain. Each program enables analysis of the structure according to geotechnical aspects, but also verification of wall material. A counterfort retaining wall is a cantilever wall with counterforts, or buttresses, attached to the inside face of the wall to further resist lateral thrust. In no case thickness of any component be less than 300mm.
Rather than designing the entire length of the facing stem to resist the lateral earth pressure load, the facing units are each cast with one or two counterforts on the rear side. Usually the cantilever wall stem is of concrete block construction rising from an insitu concrete foundation. It analisis the stability of the wall based on the loads and the resulting base pressure, sliding and excentricities. Design and analysis of configurations and loading conditions make it easy and increase productivity.
The geotechnical failure modes, which need to be considered in the design of a counterfort retaining wall are i horizontal sliding along the base of the wall, ii the rotation about the toe of the wall overturning, and iii bearing capac. Counterfort wall concrete design eurocode standards. Design steps and procedure of counterfort retaining wall is explained in this video. In minutes you can design and analyse nearly any load condition for retaining walls, sheet pile, secant, contiguous and diaphragm walls among many other types. This software substantially simplifies timeconsuming calculations for structural engineering design. As for this height, cantilever retaining wall is not recommended and counter fort retaining wall is not. Once the wall has been designed, oasys retaining wall analysis software then checks for cantilever stability, displacement, shear forces, and bending moments within the wall. Program enables the analysis of retaining wall, revetment wall, massive wall, anchor wall, cantilever retaining wall and wall with counterfort wall with four soil layer and different kinds of load traffic load, foundation load, linear load, point load and ground water for the first time it is possible to analyses stability of retaining wall in case when angle of repose is bigger than angle. Anybody who has excel sheets of counterfort and butters retaining wall plz share jump to content.
Worked example 2 design of concrete cantilever retaining. The retained material or backfill exerts a push on the structure and thus tends to overturn or slide it, or both. It allows checking the abutment for overturning, translation, bearing capacity. Retaining walls are structures used for supporting earth at different levels. Counterfort retaining walls have similarities with cantilever retaining walls, with the difference of having triangular web panels spaced at regular intervals at. Design of retaining wall with counterfort according to aci 318 08 retaining structures hold back soil or other loose material where an abrupt change in ground elevation occurs. Reliability analysis of counterfort retaining walls. In this study, the optimum design of a reinforced concrete counterfort retaining wall for minimum cost is investigated by using tlbo and jaya algorithms. Retaining wall design software free download retaining.
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