Retaining wall model. Find all your Portals, Culverts, and Walls right here.
Retaining wall model Recently, I have been developing a very similar design for my model railway club's new OO layout. 3 cm, 21. Walls Model Railroad Miscellaneous Scenery are discounted up to 19%. Create a feeling of realism, choose the best type of retaining wall material, leading to the tunnel mouth. Retainingwalls 3D models ready to view and download for free. 3 1/8 in w x 5 1/4 h, 69 1/3 ft total scale length (7. Once created, the retaining wall site modifier is not associated with the wall object used to create it. ly/3gGUJyt As with all other scenery components on a layout, weathering the walls of your Sep 17, 2018 · 1. Results showed that reinforcement significantly reduced horizontal displacement, with an average reduction of 66. We have models of steam, electrical, and diesel for you to choose from as you please!Midwest Model Railroad provides model trains for the modern day. The document explains the construction process which included assembling the foundation, placing the steel mesh, and formwork before pouring the The Corbyn Smooth Retaining wall blocks feature a sleek and modern design with a smooth face and beveled edges, offering a clean look for any landscape project. Chooch Retaining Walls Model Railroad Miscellaneous Scenery are discounted up to 12%. 93 cm x 13. Jul 11, 2013 · This is an example of a retaining wall failure; a familiar hazard in ground engineering. Hobbylinc carries 21 chooch retaining walls model railroad miscellaneous scenery. Download all the Retaining Wall Revit files you need, then save your favorite Revit families to the cloud to use later with your MyBIMsmith account or the BIMsmith Revit Plugin – all for free. Retaining walls are generally classified based on the method of attaining stability against the lateral load imposed by the retained earth. This hardscape light features a unique design that allows for 2 Figure 2: Meshed model of retaining wall With the mesh in place, the loads and boundary conditions are defined to simulate real-world scenarios and assess the retaining wall's structural response. We would like to show you a description here but the site won’t allow us. We also want to change the sample height of our wall. 9 support Open this page with such a device to experience AR. 5″ in Length… each kit has two sections…making a total of 17″ of wall in each kit ! The photo shows the walls as used to enhance one of our kits…. The cut stone $17. Find the lowest prices to build the best model train layouts for beginners and model railroad hobbyists. On top, a RETAINING WALL-Model - Free download as PDF File (. 3% across various loads and wall heights. You’ll receive the latest videos, articles, and tips delivered right to your inbox! https://bit. Apr 15, 2025 · PYWALL considers soil-structure interaction by using a beam-column model and can analyze the behavior of a flexible retaining wall or soldier-pile wall with or without tiebacks or bracing systems. One can model retaining walls in STAAD. Let's begin by renaming the wall type. Oct 4, 2025 · Plan Sheets are used to create the Retaining Walls Section of a Plan Set, which may contain plan and profile drawing and sheet models for the proposed wall. 03+ Area: Corridor Modeling Original Author: Purva Lakde. in order to add a sweep, we'll need to change our preview from plan to section. N Scale Scenery Tunnel Portals, Retaining Walls, Culverts, and Roads reinforce natural terrain contours and add functionality, realism and interest to your layout. Single and Double Portals, flexible walls and more. This highly detailed and versatile model is adaptable to new or existing layouts, and offers various options to build common designs supporting elevated railroad rights-of-way in areas where increasing auto traffic required eliminate of level tracks and grade crossings. This design is ideal if you want a retaining wall at the back of your platform as a scenic break or have an upper road at the back of a station. Perhaps the easiest is to go out and buy one that looks appropriate for the place where you want to put one; then incorporate into your scenery. Apr 26, 2020 · 3D Warehouse is a website of searchable, pre-made 3D models that works seamlessly with SketchUp. Mar 4, 2019 · Consider the cantilever retaining wall with the cross section shown in the above Figure A. OpenRoads | OpenSite - Video: Design Retaining Wall - Product (s): OpenRoads Designer Version (s): 10. Set contains 3 pieces. The Reinforced Concrete Design Handbook now provides dozens of design examples of various reinforced concrete members, such as one- and two-way slabs, beams, columns, walls, diaphragms, footings, and retaining walls. It includes notes on dimensions being in millimeters, concrete grade of M30, steel grade of Fe-500D, clear cover requirements for reinforcement, lap lengths, anchorage lengths based on concrete Jul 20, 2025 · Download this STL Model for 3D printer made by PJD1974. The risk that walls designed by the This design example focuses on the analysis and design of a tapered cantilever retaining wall including a comparison with model results from the engineering software programs spWall and spMats. Although the general construction of this wall (which will measure approximately 150 cm in Latex Rock Molds The Product categories are listed on the left and you can browse the four categories and jump between them. I want to model steel sheet piling as the retaining wall. The document describes the design and construction of a scale model of a reinforced concrete retaining wall made by students. Retaining Walls Model Railroad Miscellaneous Scenery are discounted up to 31%. Feb 8, 2009 · hi Currently I am in the scenery stages of my 4x8 Nscale layout. Joint elements are included between the wall and the soil, so the wall may slip relative to the soil. California Customers will have California Sales Tax added on the Oct 12, 2024 · 3D model description This is another component to go with the other retaining walls I have developed. You will learn how to use feature lines and the grading tool to create the retaining wall. [3] explored the prediction of safety factor values of retaining walls as major resistance systems for ground forces through AI techniques. Sep 4, 2006 · My best guess would be that I use piece of extruded foam and make a flat sided wall for the plastercloth to come down over and then place the retaining walls in front of that. Please Note that when using a credit card, your credit card statement will indicate PayPal / Bragdon Enterprises. Hi all, I try to model the RC retaining wall using linear elastic non-porous material for RC retaining wall in the soil with c=o and phi =30. Uses its own weight and that of the retained soil for stability and are either lightly reinforced or contain no reinforcement. Creating realistic stone and concrete walls for structures on your layout is a simple process that only requires basic weathering tools and a bit of time. The document provides specifications for the construction of a retaining wall. Jan 12, 2015 · Share and download revit families, ask questions and share ideas in our forum and learn from our tutorials Blend your realistic model railroad tunnel into the scenery on your layout with our retaining wall kits. 1 m total scale length) Sep 8, 2025 · Learn how to model a retaining wall in Civil 3D with this comprehensive guide, covering types, assembly, and finishing touches. Click to find the best Results for retaining wall Models for your 3D Printer. we'll begin with generic eight inch and we'll click edit type. Ideal for landscape steps, retaining walls, outdoor kitchens, and garden masonry walls, these lights provide safe, low-voltage lighting solutions that blend seamlessly with various outdoor Find Pavestone pavers & retaining walls at Lowe's today. Hobbylinc carries 35 walls model railroad miscellaneous scenery from 11 manufacturers. diameter maintainable drain was installed in the center of the retaining wall face just above the bottom of the wall. Get free shipping on qualified Retaining Wall Blocks products or Buy Online Pick Up in Store today in the Outdoors Department. This design example focuses on the analysis and design of a tapered cantilever retaining wall including a comparison with model results from the engineering software programs spWall and spMats. In this video I look at an alternative to Metcalfe's Retaining Wall kit (PO244) by using Metcalfe's Viaduct kit (PO240) and converting it to retaining wall while gaining twice the coverage (length A gravity retaining wall exclusively uses the mass of its large interlocking concrete blocks to effectively retain soil loads from above and behind the wall. makes an interesting flexible retaining wall that may be just what you need. These retaining walls have many uses in model railroading. The retaining wall is fixed to the reinforced concrete slab foundation with a shear key for sliding resistance. However one should keep in mind that although modeling with solid elements can create very accurate models but the meshing options available within STAAD Includes (1) Wall Features Hand cast in durable resin. I thought a concret retaining wall would look nice but I can’t seem to kind any concret retaining walls either at LHS or online. These kits have been designed to be flexible, realistic and incredibly easy to use. Color easily and realistically with Earth Colors™ Liquid Pigment. The free online retaining wall calculator can easily model cantilever walls, create stem shear and moment diagrams, perform stability calculations, and more! Jul 15, 2024 · In this tutorial, we'll walk you through a complete process of concrete retaining wall design, from preliminary dimensioning, stability checks, to design. 4 Heights - A - 36' , B - 33' , C - 30' and D - 27'. 4 Shapes - square, 5, 10 or 15° angled inside/outside corners. Download Revit Retaining Walls with BIMsmith Market. Hobbylinc carries 73 retaining walls model railroad miscellaneous scenery from 15 manufacturers. . Browse through BIMsmith’s curated Retaining Wall BIM library to research and select which Retaining Walls to use in your project. Mar 25, 2025 · This study performed the scaled model tests to evaluate the mechanical behavior of retaining walls with recycled asphalt pavement (RAP) as backfill, both with and without geogrid reinforcement, under static loads. Two different views of the created retaining wall site modifier Editing retaining walls The Send to Surface command can be used to send either the retaining wall modifier edge or 10000+ "retaining wall" printable 3D Models. The majority of the model test and numerical analysis went into the seismic condition of the retaining wall. Each package contains 2 sheets of hand carved retaining walls. Feb 20, 2021 · I am dealing with retaining wall design every day (flat lots, hillsides) and I always think that using software like Enercalc or the like to design a cantilevered wall or restrained wall individually without considering the effect of adjacent return walls is too conservative. In this video, I show you how I put it together ready for the overall roof. The Retaining Wall is ideal as a filigree piece of masonry in your model railway landscape. Chooch Cut Stone Retaining Wall Large O Scale Model Railroad Miscellaneous Scenery. in the archive there is a model of a straight and curved retaining wall; the wall model can be represented in any form, for this you need to create a spline of the curvature you need and apply the path deform modifier. It refers to a model train layout that operates on N scale tracks, a specific gauge used in model railroading. These are gravity retaining wall, can After examining the wall stability, it was concluded that shear key is not needed to resist wall sliding. Here in Chadwick Model Railway 206, we look at the types of retaining walls available and After examining the wall stability, it was concluded that shear key is not needed to resist wall sliding. Popular manufacturers are Chooch, Pegasus, Noch and Monroe. Retaining Walls A variety of analysis options are applicable for the design of retaining wall structures. Apr 28, 2025 · Learn the most common types of retaining walls and learn how to design them using RSWall — with analysis tools that connect directly to Slide2. Apr 24, 2025 · Step-by-step guide to retaining wall design, including key concepts, safety checks, and a practical example for engineers. Hey guys, in this video tutorial I show how to model a retaining wall in Civil 3D. Apr 2, 2016 · Hello! I am presently constructing the Metcalfe Models cardboard red brick retaining wall as well as the tapered retaining walls on either end of it, and had a question about its location on my layout. This demonstration could also be applied for tunnel facias/Portholes Combine roads and rails easily in N Scale scenes with the Cornerstone Urban Retaining Walls kit. 86 Sold Out Dec 16, 2024 · Fence_retaining_wall Augmented Reality is only available on mobile or tablet devices Supported devices: iPhone 6S+ & iPad 5+ on iOS 12+ and Android 8. Ideal for retaining walls, steps, decks, and flowerbeds, this hardscape light delivers bright illumination while maintaining a stylish appearance. 07. co. The surface tools with adding wall breaklines do not create the desired results Modelling a concrete retaining wall in Etabs In this tutorial you will see how to model a retaining wall from concrete and how to assign non-uniform loads on the face of the walls, assign uniform HO Scale Scenery Tunnel Portals, Retaining Walls, Culverts, and Roads reinforce natural terrain contours and add functionality, realism and interest to your layout. AutoCAD Civil 3D Retaining Wall Tutorial. Tunnel Portals, Retaining Walls, Culverts, and Roads reinforce natural terrain contours and add functionality, realism and interest to your layout. 3/4-inch thick packaging Styrofoam was chosen for the wall material. For consistency, many of the numerical examples are based on a fictitious seven-story reinforced concrete building. The construction sequence adapted as shown below. This design has been modelled around a platform that is 19mm high Don't miss out on this opportunity to enhance your AutoCAD Civil 3D proficiency and gain the knowledge to design robust retaining walls. In one part there is a steep hill that needs a retaing wall. To create a retaining wall site modifier: Select the wall or multiple, L-joined walls. Retaining Walls are highly-detailed castings made from high-density Hydrocal. Exquisite large cut stone detail! Can be cut with razor saws, and shaped with files. It may be advisable to View your Cart first and remove any previously ordered products. Scalable to other scales. Noch Quarry Stone Wall (24 x 13cm ) HO Scale Model Railroad Scenery. Shop pavers & retaining walls and a variety of lawn & garden products online at Lowes. We're going to change this. All of these results are then combined to develop a probabilistic method for predicting seismically induced displacements of walls and an improved version of the Richards-Elms method of design. These are gravity retaining wall, can A short tutorial of how to paint and weather Retaining walls for a model Railway layout. Three types of retaining walls in revit structure will be modeled. O Scale Tunnel Portals, Retaining Walls, Culverts, and Roads reinforce natural terrain contours and add functionality, realism and interest to your layout. The perfectly and realistically reproduced extra-long "retaining wall" from the PROFI plus stone wall hard foam series is a perfect addition to any model landscape development. It was painted several coats of a light gray with exterior latex house paint. This tutorial helps walk you through the basics of using SkyCiv Retaining Wall Calculator to model a basic concrete retaining wall. A pillar serves as a hiding element for the continuous connection between adjacent walls. before we add the sweep. The lengh the wall needs to run is about 1-2 feet. Ca Oct 8, 2023 · You want to know the best way to model retaining wall in Autodesk® AutoCAD® Civil 3D®. The wall is subjected to forces from backfill and from ponded water. Update the site model to apply the changes (select the site model and click Update from the Object Info palette). I was thinking of making reuseble molds out of styrene and pouring some kind of plaster During construction of the silty sand model wall, one 4 in. 98 CH8606 FLEXIBLE BLASTED ROCK SANDSTONE WALL HO/O-Scale Flexible Blasted Rock Sandstone Wall - Multi-scale, preweathered and easy to cut and adhere! Each sheet measures approximately 11-1/2" long x 3-3/4" high x 1/4" thick. com. Free retaining wall calculator to perform the analysis and design of various retaining wall structures including sliding, bearing, and overturning capacity The original wall remains in the drawing; the retaining wall site modifier is a new, separate object. 98 CH8249 Blend your realistic model railroad tunnel into the scenery on your layout with our retaining wall kits. 4 Heights - A - 36' , B - 33' , C - 30' and D - 27 Guarantee safe checkout LEONLITE 4 Inch 2W LED Retaining Wall Lights, Daylight, Die-casted Aluminum, Model 90678, Low Voltage Hardscape Lighting $167. Midwest Model Railroad OpenRoads | OpenSite Forum - OpenRoads, PowerGeoPak, 3D modeling, template, retainingwall, terrain, 3-D Modeling GEOPAK OpenRoads - <p>I am trying to build a template for a retaining wall in Open Roads. In this tutorial, I demonstrate how to model and do the rebar for a retaining wall. 0 Introduction In this tutorial, RS2 is used to simulate the construction of an earth retaining wall. Popular manufacturers are Chooch, Woodland, Noch and Monroe. More information and detailed hand calculations about tapered cantilever retaining wall with shear key are provided in “Reinforced Concrete Cantilever Retaining Wall Analysis and Design (ACI 318-14)” design example. 1, which retain a 2m depth of soil having the ground water table at Use Retaining Walls alone, installed adjacent to each other to create straight or curved walls or use with Tunnel Portals. Chooch Flexible Cut Stone Wall Medium Stones HO Scale Model Railroad Scenery. The retaining wall created can modify the site model, and the terrain can be sculpted around the retaining wall. The LEONLITE LED Hardscape Light is designed to enhance outdoor spaces with efficient and versatile lighting. For miniature railroad enthusiasts, this phrase is synonymous with precision and detail. Jun 1, 2014 · Ron Gawedzinski took on the challenge and created a much improved wall over that original sample. Chooch Enterprises, Inc. Chen et al. In Stock $17. The project aimed to develop an educational model of a retaining wall representing the materials and construction processes. Many different types of ground support and loading can be modeled, and slope stability, stress/deformation analysis and groundwater seepage can be performed. Cut to varying heights to create stepped, winged walls. Retaining-wall 3D models ready to view and download for free. Feb 21, 2014 · If you need to create a retaining wall due to some sort of limits, I’ll show you how to quickly create a wall with feature lines using the g Looking for CAD drawings? From generic grade change drawings to segmental retaining wall drawings, we have a variety of CAD drawings available to download. To find the bending moments at various points on a wall fixed along three edges. RETAINING WALL-Model (1) (3). Chooch Random Stone Retaining Wall - Large O Scale Model Railroad Scenery Structure. Start your Design! Find 2294242 model railroad retaining wall for 3D printing, CNC and design. I was thinking of making reuseble molds out of styrene and pouring some kind of plaster "he random nature of ground motions, uncertainty in resistance parameters, and model errors, including the important influence of deformability in the back-fill. Retaining wall model. Retaining Walls are ready to stain with Earth Colors Liquid Pigment and hold back debris along railroad Find 275895 retaining wall 3D models for 3D printing, CNC and design. Every Day new 3D Models from all over the World. Pilasters are available in: 2 Designs to match our tunnel portals - concrete or cut stone. 0+ with ARCore 1. In the centrifuge model tests, an SSPQ retaining wall subjected to five consecutive seismic waves is considered. This is the HO Scale, 2 Pack Retaining Wall/Seawall from Bar Mills. With this calculator you'll be able to do the following: Non-custom Wall Footings in RISAFoundation have no connectivity to any other elements in the model, not even adjacent retaining walls. Initial condition : Construct retaining wall and backfill : But when I saw the result, due to the backfill soil weight the retaining wall turn other way round (not provide the retaining wall behaviour) as Jan 3, 2024 · The LONG awaited introduction video of the Cecil Scale Models Retaining Wall System! Our tunnel portal shown (sold separately) is a cut stone design with the removable stone inlay. Free Retaining Wall Software Create a stable retaining wall design using state-of-the-art software without downloading software, entering a credit card or even signing up. Brick built retaining wall with files for 4mm and 7mm scales. In this video, I created my own retaining wall using the Ratio Retaining Wall arches and Wills Dressed Stone. Dec 18, 2024 · Retaining wall design is a highly inexact science that relies on many assumptions and specifications. How do I get the depth of the retaining wall to vary with the terrain? GeoStudio | PLAXIS Forum - retaining wall, plate, PLAXIS 2D - <p>I am very new to plaxis and i am trying to understand modeling a retaining wall (from my understanding this is done using a plate element), i have a general idea of the steps but the values to input are giving me some trouble. The perfectly and realistically reproduced "Retaining Wall" from the Stone Wall PROFI plus hard foam series finds a place in every model landscape development. this is the plan view of where it would be, at the north it will be about a 10' high wall, and towards the south it would be about 4'. This is a commonly found retaining wall that is found near railways or roads where there are railways or roads at a different elevation than the surrounding area. Jun 1, 2014 · In this paper, centrifuge model tests [1] on the seismic performance of SSPQ retaining walls are simulated systematically with a two-dimensional (2D) dynamic analysis using the finite element method (FEM). Pro using solids elements or plate elements. This was the technique used to build the wall for the elevated track to the bridge crossing. Download free BIM objects for walls as Autodesk Revit families, SketchUp, Vectorworks or ArchiCAD files. please help. then modeling with solid elements can be pursued. If the objective of the analysis is to get the support reactions, joint displacements, concrete stress etc. Introduction Sometimes the 2D simplification isn't enough for modeling reality, is this case of micropile retaining wall with buttresses; 2D model can't catch the behavior of retaining wall Discover the NOCH H0 Retaining Wall: realistic natural-stone hard-foam, 33 × 12. com, print and assemble. Geogrid-reinforced RAP The SUNVIE 7-Inch Soft White Retaining Wall Lights are designed to enhance outdoor spaces with stylish and effective illumination. The model was constructed in four stages: Bring the foundation soil to equilibrium Add a layer of fill and a retaining Retaining Walls for Your Model Railroad Layout There are many different ways to build retaining walls for your layout or diorama. These highly detailed resin cast retaining walls measure 1″ tall (about 8′ scale feet in HO-scale), by 8. Hobbylinc carries 63 in stock retaining walls model railroad miscellaneous scenery from 14 manufacturers. Wall panels are available as: a Starter Kit (which attach to a Feb 21, 2024 · Download this 3D Model for 3D printer made by Bobg. Pilasters are available in: 4 Shapes - square, 5, 10 or 15° angled inside/outside corners. 75-inch wall with two distinct niches that can be printed separately. Jul 26, 2023 · I want to fill the area shown in green up to 608 feet using a retaining wall (6ft height) as shown in the diagram. For use as retaining walls, tunnel liners or rock details. These retaining walls are completely digital. Some parts of the process are codified, but many of the decisions to be made are based on engineering judgment, informed by past studies, geotechnical references, and sources outside of the building codes (for example, transportation Sep 8, 2022 · I am trying to create a basic retaining wall in sub assembly composer but cannot seem to figure out how to make it step and also how to make it slope to eg. You can use them as: retaining walls, tunnel liners, or you can cut them up to make the following: bridge abutments, culverts, tunnel portals, bridge piers, scratchbuild a building, a long stone wall, or a stone foundation. Jun 10, 2021 · The application of neural networks to retaining structures design went back to 2005, when Goh and Kulhawy [5] studied the reliability of retaining wall performance using a neural network approach. Popular manufacturers are Chooch, Woodland, Monroe and Noch. pdf - Free download as PDF File (. Clean design, no hassles. Download the retaining wall from trackside3d. The styles include concrete, random stone, cut stone and timber styles. So while it is possible to connect beams and place slabs adjacent to the wall footing, no forces will be transferred between the two. Scan this code to open the model on your device, then, tap on the AR icon. 5 cm – perfect for scenic terrain modeling and easy to trim for your model railway landscape. com now and recreate great scenes. Please Like and Subscribe!#autodesk #autodeskrevit #buildinginformationmod Don't miss out on this opportunity to enhance your AutoCAD Civil 3D proficiency and gain the knowledge to design robust retaining walls. This class will show simple and effective methods for easily creating variable-height retaining walls using tools in AutoCAD Civil 3D software, and it Home Trains N Scale Scenery Tunnels & Retaining Walls Tunnels & Retaining Walls Sort By: Products Per Page: Columns: 1 2 3 4 6 Don't be stuck in a ditch. Blend your realistic model railroad tunnel into the scenery on your layout with our retaining wall kits. Find all your Portals, Culverts, and Walls right here. This class will show simple and effective methods for easily creating variable-height retaining walls using tools in AutoCAD Civil 3D software, and it Home Trains N Scale Scenery Tunnels & Retaining Walls Tunnels & Retaining Walls Sort By: Products Per Page: Columns: 1 2 3 4 6 Jun 12, 2008 · 2D Model tests and the corresponding numerical simulations of braced excavation using stepped-twin retaining wall, were carried out to make clear the mechanical behavior the problem. The study will present develop-ment of a full-scale retaining wall model based on this technique, with the ob-jectives of evaluating optimum thickness and density of geofoam, assessing scale effects and studying long-term creep of the geofoam. How to create retaining wall and contour with civil 3d? Explain the order. In Stock Retaining Walls Model Railroad Miscellaneous Scenery are discounted up to 22%. txt) or view presentation slides online. Design also available in OBJ. An engineer designed a wall to hold the dry sandy soil whilst houses have been built above. Because of the greater pressure acting on the wall as a result of the extremely high movement of the building during the earthquake, it has been claimed that retaining walls sustain the most damage when Enjoy HO scale locomotives of the top manufacturers and brands available. A template is a typical cross section of road with pavement layer widths, depths, cross slope, cut and fill slopes, median, and retaining walls. The retaining wall has a modular structure consisting of a 7-inch by 3. So we'll call this one retaining wall. The extra long retaining wall The extra-long "retaining wall" made of hard foam in H0 gauge is ideal for supporting long steep slopes, a building or a large mountain. Revit structure allows you to model retaining walls. However, some model Retaining Wall (EFP) The Retaining Wall (EFP) support type allows you to model a retaining wall by defining an equivalent fluid pressure (EFP) for a given pressure shape, or alternatively a custom pressure profile. Gravity retaining walls’ long-lasting and exceptional strength protects and optimizes functional property space. The document provides dimensions and details for constructing a crash barrier retaining wall. Please Like and Subscribe!#autodesk #autodeskrevit #buildinginformationmod Oct 29, 2021 · Product information "Retaining Wall" The Wall That Supports Everything The hard foam "Retaining Wall" in H0 gauge is ideal for supporting steep slopes, a building or a large mountain. uk, download the texture sheet from scalescenes. pdf), Text File (. Enjoy high-quality train supplies at far greater convenience for newcomers and veterans alike. Find at noch. 1. Meets NMRA specifications. ASDIP free online retaining wall calculator allows you to check the stability, overturning, sliding, and bearing for cantilever retaining walls and bridge abutments. A realistic addition to any Nov 17, 2023 · It is crucial to consider seismic conditions while designing retaining walls. nfukiuqtrjzbtltbliamzfqgorggbffyfscrokoqifnhoiwdhxwqlmjkczpezvykgzqftbgogejedkdkrxgwvcq