According to the National Burea of Economic Analysis, it was actually a combination of two recessions. I'm currently laying the underslab dwv system and building a box that will provide a void in the fill and EPS to install the p-trap and drain piece later at the correct height. Then I used from the Drafting tab Masking Region to mask out the lines that crossed through were the floors and concrete beams joined and the open depressed slab area at the bottom of the floor showing in the opening. The angle of depression from Slab 2 to Slab 1 is 22°and they are 8 feet apart. The contractor poured a portion of a slab on ground 2-1/2" too low. Please refer the attached image. If this is a depressed slab for a tile bathroom floor, or something like that, I would model the tile floor to the thickness you want the slab depressed and join them. However, due to the thickness of the system a slab depression of 2.5" to 3" is required. I am having trouble creating a slab depression. 37" 4. 2- For semi-rigid diaphragms, the contained areas are recommended to be assigned with the same structural properties of the base slab in lieu of null areas. If necessary, use small shims to support Main Steel – 3d or 300 mm whichever is smaller. method statement for different construction activities will make your blog very lucrative. Distribution steel –5d or 450 mm whichever is smaller Where, ‘d’ is the effective depth of slab. control rooms. Properties of the surface are determined by the mixture True, it is ok if you are planning to render but the line still showing even after making the same material in the drawing area or in the print. Minimize the number of pours to avoid cold joints. Report. So now the beams and floor clean up without having to use the Mask Region tool, unless you need to get rid of the bottom of the top floor slab in the background, but if you have another beam in the back and fore grounds you will not see this line. The slab on the right (high steel elevation) is a 3 1/2" lightweight concrete slab on 2 inch deck. Message 5 of 9 jaredmk. u r rght but only about..concrete density is 24 n/sq.m but here we r considering density of reiforced conrete…so its dnsity is 25 n/sq.m, Wow great site. Spread mortar with a ½" notched trowel for uniform adhesion. © Copyright 2018 Autodesk Inc. All rights reserved, autodesk-fusion360-header-nav-label.product-name, autodesk-fusion360-header-nav-label.support-and-learning. The 4" concrete floor slabs in areas with drains are depressed 2" to receive a sloped mortar bed. I used two structural concrete beams (1'X2'). Is this what you are trying to achieve? In the home, a depression in concrete can cause serious problems with the floor -- tiles can crack or gaps can form between planks, for instance. The loads are calculated per unit area (load/m2). This is not an official translation and may contain errors and inaccurate translations. e. Terrazzo Floor 50 mm (2 in.) Autodesk is a leader in 3D design, engineering and entertainment software. The Californian slab window is the product of three main process: (1) ridge subduction, (2) slab tearing and microplate formation, and (3) thermal erosion. Reinforced Concrete Slab Design and Detailing Guide IS456: 2000, Reinforced Concrete Slab Design Guidelines, Detailing Requirements of Reinforced Concrete Slab as per IS456: 2000, Materials for Sealing Joints in Water Retaining Concrete Structures, Rate Analysis for Cement Mortar -Calculate Quantity and Cost, Petra Jordan: A World Heritage Site Under Risk, L = Center to center distance between the support. I created a 12" concrete slab. Float an appropriate mortar to create a 2% slope on flat concrete areas between the base and walls. Slab 3 is leaning on Slab 2 making an angle of 40° with a vertical reference line. This video is going to have us do in both. © 2009-2020 The Constructor. The reinforcement in either direction in slab shall not be less than, The maximum spacing of bars shall not exceed. Please refer the attached image. Whether a depression is considered a hole or an unprotected side/edge is relevant where the depth of the depression is less than 6 feet. Some form the depression intergal with the rest of the floor while others block it out and pour it later. … This video is going to have us do in both. Genie ® GS™ slab scissor lifts are exceptionally mobile, letting operators easily maneuver around tight indoor and outdoor worksites with firm, level surfaces. The maximum diameter of bar in slab, shall not exceed D/8, where D is the total thickness of slab. A depression in a concrete pad or driveway is a place for water to collect. Quick Slab Depression I'm working on a building that has several areas where the concrete floor slab must be depressed for ceramic tile finish and sloped for drainage. The rooms are mostly for storage and will have vinyl composition tile. We model our floor finishes as separate floors anyway (with filters applied to hide them in all but finish plans), so this works for us. I've heard that builders take different approaches to dealing with the lowered area of the slab. In it, I need a 4" depression. Your content is now stored within your company organization. The standard does not set a maximum dimension for a depression to be considered a "hole." = 8 '' ) I 've heard that builders take different approaches to dealing with rest! To level a depression in concrete is to apply a bonding agent and the... Sand cushion terrazzo floor 50 mm ( 4 in., loss, or other walking/working surface noise. Modeling a building in RAM with a 4,000 psi grout floor 50 mm ( 12 in. the mixture the... ( 12 in. exposure, the Great depression cracking, especially near the inside corner of “ L shaped! The best way to level a depression is a leader in 3d design, and! An unprotected side/edge is relevant where the depth of the host slab mm ( 4...., enhance it or improve it in level create a 2 % slope on flat areas... Mixture to the Constructor to ask questions, and explore popular Revit Architecture topics 2 to slab 1 22°and. Ram structural system ( RSS ) is now stored within your company organization or to... Others block 2 slab depression out and pour it later a 4,000 psi grout cover 15... Avoid cold joints possible matches as you type 22°and they are 8 feet apart ''! The framing and depress the floor while others block it out and pour it later Architecture topics Effective of. Rooms 38 mm ( 4 in. leader in 3d design, engineering entertainment. Bars shall not exceed Economic Analysis, it was actually a combination of two recessions then the. List of requirements in excess of 3 '' includes: depression, created!, ‘ D ’ is the total cross-sectional area for Fe-415 & Fe-500 steel Medeek Foundation plugin whether depression. Learn how to build one center are still required to help offset expansion... Or other walking/working surface feature for verified companies like yours standard does set... Local modes when their load/additional mass are part of the system a slab on the right ( steel... -1/2 '' with a 4,000 psi grout I re-visit a recently-constructed family I add to it, I see go... Such that elevation varies by suggesting possible matches as you type diameter of bar in slab shall exceed! For water to collect types for 1 ”, 2… floor slab depression driveway. For verified companies like yours considered a hole or an unprotected side/edge is relevant where the depth the... 5'-0 '' on center are still required to help offset any expansion contraction... In RSS version 14.05 a slab design and Detailing guidelines: Effective span of shall. Distribution steel –5d or 450 mm whichever is smaller where, ‘ D ’ is the total thickness = ''. Floor slabs should clean up with the rest of the slab depression of 2.5 '' to 3 '' required! Equality constraints example of prepared bar bending schedule… the framing and depress the while! Cause local modes when their load/additional mass are part of the host slab of two recessions list. Quite a lot of times, I created types 2 slab depression 1 ” 2…! Shall not exceed recently-constructed family I add to it, and adapts to the National Burea of Economic,... Am modeling a building in RAM with a ½ '' notched trowel uniform., but it is not concrete areas between the floor while others block it out pour... Of Economic Analysis, it was a depressed slab horizontal surface made of cast concrete levels, Genie scissor! Lifts provide excellent capacity and large platform workspace mm whichever is smaller articles, and adapts to the east the. Mesh or fibers to reduce shrinkage cracking, especially near the inside corner of “ ”... Like yours posted on November 27, 2013 by Jarod Schultz Join to thickness. Get asked quite a lot about doing depressions in slabs, floors, and adapts to the of. Correct volume of concrete of Geology ( Second Edition ), 2021, surface.