Buildings which are carried totally on columns need a different analysis from a uniform loading assumption. A simple slab on grade cannot be compared as equivalent to either a deep foundation or a frost protected shallow foundation due to potential movement from frost unless there is a way that. Civil engineering software, civil engineering design, civil engineering construction, structural drawing, structural analysis, environmental engineering, mechanical engineering, autocad, construction. A monolithic or thickenededge slab is a groundsupported. Requirements for monolithic slab construction hunker. Depending on the results a modification of the slab thick. Maxim tupikovhemeragetty images monolithic slabs take their name from their onepour design. Concrete slab on grade analysis calculator for post or wheel loading for slab subjected to interior concentrated post or wheel loading assuming slab is reinforced for shrinkage and temperature only. Soilstructure slab on grade software simplifies the calculation of a uniform concrete slab subjected to three loads.
The major structural components of a slabongrade foundation are the floor slab itself and either grade beams or. The result is a lightly reinforced slab designed to offset the effects of temperature and shrinkage of the concrete. How to build a slabongrade with a thickened edge on standard soil there are many ways to build a slabongrade or frostprotected shallow foundation, the following is a stepbystep. Click structure tabfoundation panel slab specify a foundation slab type from the type selector. Design the minimum slab thickness to support a fork lift specified. Design assumptions the design procedure presented originally by the building research advisory board b. Posttensioned, reinforced concrete slab design software ram. Concrete slab on grade analysis calculator for post or. Just wondering if anyone has poured a cold climate monolithic slab instead of standard footings and 4 slab for the basement floor. Ce 437537, fall 2002 slabongrade example design info 1 8 design the thickness for a slabongrade concrete slab in a warehouse.
Concrete floor slabongrade design problem 1 required concrete thickness. Slabongrade and posttensioned slab software adaptsog. Slightly more than half of all lowrise buildings in the united states are constructed from concrete. Grdslab concrete slab on grade analysis spreadsheet.
Slab on grade foundation details building foundation. The report addresses the planning, design, and detailing of slabs. The slab on grade worksheet assumes a structurally unreinforced slab, aci360type b, reinforced only for shrinkage and temperature. Design aids are instrumental in constructing concrete buildings. My thought is that i could eliminate a pump truck visit.
A monolithic or thickenededge slab is a groundsupported slab on grade with an. This manual p rescribes the criteria for the design of concrete floor slabs on grade in buildings for. General design process though many details must be included in the design of a slab on grade, three important components are slab thickness, reinforcement requirements, and joint spacing. Online concrete slab on grade analysis calculator for slab subjected to interior concentrated post or wheel loading assuming slab is reinforced for shrinkage and temperature only. Online concrete slab on grade analysis calculator for slab subjected to. Learn how to create accurate foundation plans and framing plans, with details such as brace frames and trusses, with revit structure 2016. Structural design of foundations for the home inspector. You add slab edges by selecting horizontal edges of floors. But the first thing i want to dois examine exactly what a. The slab is idealized as a mesh of rectangular plate finite elements with four nodes at the corners and three degrees of freedom dz. Starting with referencing an architectural model, author eric wing. Design of slabsonground aci 360r06 by american concrete institute slab thickness design for industrial concrete floors on grade is195.
Create a foundation slab by sketching or selecting the walls of the first level of the model. The increase in stress, i, due to a 2nd wheel or post load expressed as a percentage of stress for a single wheel or post. Slab thickness design for industrial concrete floors on grade is195. Second issue is how to set elevation for that slab, as all but about 2 of the slab is below grade. Thoughts on using a monolithic slab instead of footings. Design a warehouse floor slab for an interior wall load of 1400 plf, stationary live load of 1200 plf, exterior wall load of plf. This page is about how to build a thickened edge concrete slab on grade fpsf. Background information on design theories is followed by. In seismic design categories d0, d1 and d2, interior footings supporting bearing or bracing walls and cast monolithically with a slab on grade shall extend to a depth of not less than 12. The edge of a slab is generally its weakest point since it has no addedadjacent support from surrounding slab on one edge. It addresses the planning, design, and detailing of slabs. Create a foundation slab revit products 2018 autodesk. The labour involved and products is a fair bit less. Optimize your fiberreinforced concrete slab on grade.
Ce 437537, fall 2002 slabongrade example design info 1 8. Click architecture tabbuild panelfloor dropdown floor. Concrete slab on grade analysis calculator for post or wheel. The design and dimensions of any foundation slab will be. The thickened edge allows you to place a couple cont. Purpose of thickened edge for concrete slabs on grade. You can place slab edges in 2d views such as plan or section views or in 3d views.
Add a floor slab edge revit products 2018 autodesk. Slabongrade with integral grade beam with exterior insulation. This document presents information on the design of slabsonground, primarily industrial floors. A wall load, a column or point load and a uniform pressure. An interior load condition is assumed for flexural analysis. The goal is to be able to have software produce a 3d model, from which 2d plans, sections, and details, can easily be taken. Powered by a sophisticated fem solver increasing capacity and substantially speeding up solution for large and complex models, spmats v8. Design is defined as the decisionmaking process of planning, sizing, detailing, and developing specifications preceding construction of slabsonground. Many commercially available software packages for structural analysis. I have created a family with various sizes and created slab edge types using my family profiles. Walls weigh from several hundred to several thousand pou nds per linear foot.
Thickened slab edge 3 with concrete curb concrete slab. This guide presents information on the design of slabsonground, primarily industrial floors. Hello all, today i am creating slab edges for thickened slab bearing. Catalog user interface for displaying or modifying information in categorized lists for example, profile catalog and shape catalog are catalogs. The design tab le used for determining thicknesses required under walls is developed by staab see biblio an d foundation subjected to concentrated loads. Monolithic slab w thickened perimeter, for one thing. A slab on grade with an independent stem wall is a concrete floor supported by the soil.
The wire reinforcing institute recommends the use of the subgrade drag theory for slabs up to 150 feet in length. What id like to do is go down to our level 1,then were going to treat this edge right here. Posttensioned slabongrade foundation 3d fem design software adaptsog product overview adaptsog is a complete threedimensional 3d finite element fem analysis and design tool for. Instructional materials complementing fema p751, design examples foundation analysis and desing foundation design 1. My opinion is this, a thickened edge slab is generally much cheaper then grade beams and floor. Thickened slab foundation autodesk must design a wall hosted strip footing that can be used on the interioir of a building that has sloped sides aka a bell footing. Dec 11, 20 thickened slab edge 3 with concrete curb. Instructional materials complementing fema p751, design examples. This video will demonstrate how to use risafoundation to design a slab with grade beams supported on piles. For 6 to 10 thick slabs on grade with k values between 100 pci and 200. Concrete slab design software economically design posttensioned and reinforced concrete floors including slabs, mats, and rafts, with exceptional visibility into compliance, efficiency, and practicality. A very simplified slab foundation is shown here in the. For slab subjected to interior concentrated post or wheel loading. A3design examples using coe charts a4slab design using posttensioning a5shrinkagecompensatingconcreteexamples chapter lintroduction l.