Show More. ½ x 6.04 m. = 3.02 m. Although dispersion width along span will remain unchanged, dispersion across span will vary. Disadvantages Of Flat Slabs: The disadvantages of flat slabs are as following: 1. Disadvantages of Solid Slab Bridges 3. advantages of mid-rise buildings constituted of waffle slab syst em over the buildings characterized with solid types of slabs, in terms . One of our trademarks is the in-house manufacturing of precast hollowcore slabs. iv) Placing of concrete in solid slab is much easier than in slab and girder or any other similar type of bridges. Economic lose in cost and time for large spans. Advantages / disadvantage There are many different issues to consider when it comes to the choice of a basement, crawl space, or a slab foundation for your new home. Labor, excavation and forming costs are lower since the concrete slab is built on grade over undisturbed soil. Building Envelope 9025 Words | 37 Pages. Homes that are built on slab foundations are generally less expensive. Advantages of Concrete Flooring 1. If there are vermin that are getting into your house, that can definitely make it so that your house is not as strong, so concrete slab foundations definitely are a great option. BubbleDeck Design Guide for compliance with BCA using AS3600 and EC231 October 2008. OBJECTIVE OF THE STUDY The General objective of this study is to compare solid slab & ribbed slab for its reliability in The slab is the flange of the beam and the extended part is the web. The new environmentally-friendly hollow blocks are made by hollow block machine,Using fly ash, coal slag, coal gangue, tailings slag, chemical slag or natural sand, sea mud, industrial waste, garbage incinerator slag, etc. It has good finishes and robustness. vi) Cost of surface finish is less than girder bridges. 02. ... You can find an eye-catching slab of granite with veining and color that stands apart from the pack. Slab Beam System. 20% concrete reduction in other components. This moisture can damage floor finishes. Rats and wild vermin are unable to nest under the house since the house sits on a concrete slab. It is economical for small span; It is suitable for heavy loads or dynamic load; It is easy to repair or strengthen; It is good to hide services such electrical and mechanical pipes. Disadvantages of Concrete Slab Foundations . Types Of flat slab: Advantages of Flat Slab: Disadvantages of Flat Slab: Uses of Flab Slab: Conclusion: Introduction to Flat Slab: Flat slabs are also known as beamless slabs, it is type of slab in which the floor slab is supported directly on columns without the action of beams or girders. Basic permissible shear stress as per clause 304.7.3 of IRC:21-1987 for M20 concrete is 0.34 MP. Relatively lightweight hence economical. Types Of flat slab: Advantages of Flat Slab: Disadvantages of Flat Slab: Uses of Flab Slab: Conclusion: Introduction to Flat Slab: Flat slabs are also known as beamless slabs, it is type of slab in which the floor slab is supported directly on columns without the action of beams or girders. Report a Violation, Design of Slab and Girder Bridges (With Diagram). There are both advantages and disadvantages of using these slabs in your home, though. I think that it would be important to make sure that the foundation that you use for your house ensures that your house will be sturdy and that it will last as long as possible. No stirrups or web reinforcement are required. Ethylene propylene diene monomer rubber (EPDM) 3. Stiffness. The new environmentally-friendly hollow blocks are made by hollow block machine,Using fly ash, coal slag, coal gangue, tailings slag, chemical slag or natural sand, sea mud, industrial waste, garbage incinerator slag, etc. ii) Smaller thickness of deck thereby reducing the height of fill and consequently the cost of the approaches. Principles. A roof which is approximately flat is called as a flat roof. It can be very heavy. There’s also the fact that homebuyers love granite countertops. What hollow block advantages and disadvantages. 11.03 m. < 3 x 9.63 (= 27.89 m). Commercial buildings generally have flat roofs. Advantages: Simple formwork; No beams—simplifying under-floor services outside the drops; Minimum structural depth; Usually does not require shear reinforcement at the columns. Moisture is able to rise through any crack in the slab. Ribbed or Waffle Slab System – Advantages & Disadvantages. At the current time, the static modification to the flexural stiffness is applied. Flat roofs aren’t actually flat but must slope to drain water. One-way in-situ solid slabs are the most basic form of slab. Leaking plumbing will not affect a slab the same way that a traditional timber structure will rot. Slab Beam System. and clear cover 30 mm. There’s also the fact that homebuyers love granite countertops. These systems are typically located beneath the floors of a house in the basement or crawlspace. Disadvantages Depth of slab between the ribs may control the fire rating Requires special or proprietary formwork Greater floor-to-floor height Large vertical penetrations are more difficult to handle. Slab foundations are very common in areas where the soil is mostly comprised of expansive clay. Advantages Traditional effective solution. Cold applied liquid membranes 7. The voids in the Bubble Deck slab reduce the dead weights up to 35%, allowing for a reduction in building structure and foundations, thereby saving materials and costs. To prevent bond failure, adequate anchorage length shall be provided for all the tensile reinforcement at the ends as recommended in IRC:21-1987. Consider these 5 disadvantages when choosing new countertops for your home. To avoid these disadvantages various . Disadvantages of Concrete Slab Foundations . 7.2). Use of drop panels may interfere with larger mechanical ducting. Usually, a flat roof is built with a slight slope to provide some drainage. = 15,432 x 9.8= 1,51,200 N, As per clause 304.7.1 of IRC bridge code, Section III (IRC : 21-1987), Shear stress = V/bd, Shear stress = 1,51,200/1000×632 = 0.24 MPa. Advantages of Ribbed and Waffle Slabs. Disadvantages Penetrations through beams for large ducts are difficult to handle Depth of floor Greater floor‐to‐floor height. Jan 24, 2019. No stirrups or web reinforcement are required. May 1, 2016 - Slab foundation is very common in areas where the soil is mostly comprised of expansive clay. Fairly slim floor depth and fire-resistant. Chlorosulfonated Polyethylene (CSPE) 6. Ribbed Slab +(# [math]Advantages[/math]): is a slab system which consists of series of parallel reinforced concrete T beams framing into reinforced concrete girders. Reinfor-cement are evenly distributed throughout the … Advantages of Reinforced Concrete Reinforced concrete has a high compressive strength compared to other building materials. Homes that are built on slab foundations are generally less expensive. Jan 24, 2019. Not suitable for masonry partitions (Supporting brittle). Prohibited Content 3. Tweet. Content Filtrations 6. However if you don't pour concrete then, concrete slabs are another alternative for basement floors and walls. Advantages of Post Tension Slab Post tension slabs are advantageous in many ways. August 11, 2016 August 9, 2014 by Anand Paul. Slab conveys the heaps forced on it and properly moves the powers either in a one way or in a two-way system. PVC membrane roofing 8. Also, speedy turn-around can be achieved using an arrangement using early striking and flying systems. This uniqueness manifests itself in a suite of benefits in structural quality, cost savings, safety, and more. ... You can find an eye-catching slab of granite with veining and color that stands apart from the pack. Double-‘T’ on RC/pre-cast beams. In flat plate system, construction of large span is not possible. Relatively lightweight hence economical. Pin It. Bubble Deck, however, has all kinds of advantages over the traditional solid slab. Flat Slab System. One of our trademarks is the in-house manufacturing of precast hollowcore slabs. Dispersion width across span from equation 5.1, Shear – 1/2 x 9.63 x 106 = 509 Kg/metre width, Design shear = D.L. At Taracon Precast, we are dedicated to creating products unique to the construction world. Although there are multi-dimensional advantages of flat slab system but there are certain areas in which one must be watchful and cautious. Advantages of Flat Slabs. Ribbed or Waffle Slab System – Advantages & Disadvantages. Hence no shear reinforcement is necessary. Concept of hidden beams in a flat slab is meaningless design approach which I have seen used by some contractors (who doesn’t have design experience). Building height can be reduced. A properly constructed floor will outlast most of the other components of the building. However if you don't pour concrete then, concrete slabs are another alternative for basement floors and walls. 1. There are very limited advantages to solid waste. A) Advantages of Hollow Core System: Economical and efficient flooring and roofing system: Hollow core slabs provide economical and efficient floor and roof system for various reasons; Hollow Core slabs weight up to 50% less than conventional cast in-situ slab of the same size resulting considerable saving in construction cost. Pre-cast Hollow core on RC/pre-cast beams 3. Copyright 10. Flat Slab System. It is also seismic friendly as it lowers the total weight of the building. Loading: Single lane of IRC Class 70-R (both wheeled and tracked) or two lanes of IRC Class A whichever produces maximum effect: Assume an overall depth of slab, D = 675 mm. 01. When the tracked vehicle moves nearest to the road kerb― be = 3.66 + 2.04 + 3.385 = 9.085 m. = 4.57 + 2 (0.675 + 0.085) = 4.57 + 1.47 = 6.09 m. M 20 grade concrete and HYSD bars (S 415) are proposed to be used in the slab. Slab conveys the heaps forced on it and properly moves the powers either in a one way or in a two-way system. It uses 30% less concrete and 20% less steel than a raft slab. Disclaimer 9. There will be less mold and mildew because there is no dank basement or crawl space to grow mold. After reading this article you will learn about:- 1. Contingent on the necessity and the plan of the design, various kinds of slab, for example, solid slab, level slab, waffle slab and so on can be utilized. Advantages / disadvantage There are many different issues to consider when it comes to the choice of a basement, crawl space, or a slab foundation for your new home. Flat Slab System. A) Advantages of Hollow Core System: Economical and efficient flooring and roofing system: Hollow core slabs provide economical and efficient floor and roof system for various reasons; Hollow Core slabs weight up to 50% less than conventional cast in-situ slab of the same size resulting considerable saving in construction cost. Disadvantages of Solid Slab Bridges 3. Created: 31 January, 2018 Loading admin actions … Concrete has been used as a flooring material for ages, but most people consider it suitable only for industrial environments. One of the fundamental items is what do your neighbors have? Granite Can Crack. Mat foundation is providing a solid base for many buildings all across the globe. If a slab is supported on all the four sides but the ratio of longer span to shorter span is greater than two, the slab will be considered as a one-wa… Coal-tar pitch built up roof 10. A one-way slab is supported on two opposite sides, so structural action is only ever in one direction. Show More. Contingent on the necessity and the plan of the design, various kinds of slab, for example, solid slab, level slab, waffle slab and so on can be utilized. Long concrete slabs elevated above the ground are limited in length due to the danger of cracking. Sunita Vellapally 29 November, 2020 19:00. Cavity Wall Advantages and Disadvantages March 29, 2018 - by Kathir - 1 Comment Cavity wall is a double wall consisting of two separate walls, called “skins” or “leaves” of masonry separated by an air space and joined together by metal ties at suitable intervals. Advantages and disadvantages of slab foundations are listed. Advantage of this slab over the solid slab is temperature control and sound damping. In flat slab system, the thickness of slab is large. Advantages of Ribbed and Waffle Slabs. • It is not economical for long span. There are many … Since concrete slab foundations are considered to be cheap, this will have a negative impact on the house’s resale value. Its construction involves much time All normal systems and duct work including heating, ventilation and air conditioning will have limited access. Durability. Related. 01. Performs just like a traditional solid reinforced concrete slab. It is not economical for long span. For getting maximum L.L. Sunita Vellapally 29 November, 2020 19:00. There are many advantages and disadvantages of houses built with slab foundation which will be discussed in this article. The strength of concrete in tension is very small and so elimination of much of the tension concrete is done by the use of pan forms. Slab removal is usually required to repair any utilities such as plumbing or electrical. Every project has its own pros and cons that require precise judgmental approach for deciding the methodology and mechanism of construction process. Familiarity with local market A. Consider these 5 disadvantages when choosing new countertops for your home. Waffle slabs provide stiffer and lighter slabs than an equivalent flat slab. Advantages of Solid Slab • It is economical for small span • It is suitable for heavy loads or dynamic load • It is easy to repair or strengthen • It is good to hide services such electrical and mechanical pipes. GRP r… Content Guidelines 2. Plagiarism Prevention 4. Solid slab on RC beams/bands . The speed of construction for such slab is faster compared to conventional slab. Crawl spaces are notorious for housing wildlife and feral cats as well as rodents. This can become expensive and also lessens the integrity of the foundation. The topsoil is removed and if the soil underneath is stable enough, the slab is poured directly without having to dig further. Adding granite to your home can increase its resale value and make it easier to sell down the road. This form of construction is not very common … The dominant advantage of a BubbleDeck slab is that it uses 30-50% less concrete than normal solid slabs. Without a doubt, slab foundations have advantages and disadvantages. Reinfor­cement are evenly distributed throughout the full width of deck instead of being concentrated at girder points. Ribbed floors consisting of equally spaced ribs are usually supported directly by columns.They are either one-way spanning systems known as ribbed slab or a two-way ribbed system known as a waffle slab. Various Flat Slab Systems Advantages and Disadvantages of Flat Slabs. Adding granite to your home can increase its resale value and make it easier to sell down the road. Building Envelope 9025 Words | 37 Pages. Bubble Deck - PDF Document - Share and Discover . Granite Can Crack. Property owners in those parts of the county where it freezes for months on end typically opt for a different kind of foundation. This can be exploited in vibration-sensitive applications. Composite metal deck slab on steel beams 5. After reading the advantages and disadvantages of cast in situ piles you can now easily decide which type of pile foundation would be suitable for your job. Disadvantages: Medium spans; Generally not suitable for supporting brittle (masonry) partitions How Much Does Cracked Foundation Repair Cost, 3 Types of House Foundation – Basement, Crawl Space and Slab Foundations. In many parts of the country, full basements will be the norm, while others will have slab foundations and still, others will have crawl spaces. In this type of slab, the tension stress is eliminated in the tension side of the slab. People with disabilities find this to be very convenient. What are the advantages and disadvantages of shell element over solid element in FEM, (other than computational time)? Advantages and disadvantages of slab foundations are listed. Concrete is often used to fill the base of a house, create the basement and to make a solid foundation. There are many advantages and disadvantages of post tensioned slabs which we will discuss in this post. The reduced weight of the slab will typical result in a change in design to longer spans and/or reduced deck thickness. Advantages of Solid Slab Bridges 2. Tree roots from poorly designed landscaping can grow into the slab and cause it to buckle or crack. In a flat slab system, the floor/roof consists of walls/slabs and there are no beams. As no beam is used, floor height can be reduced and consequently the building height will be reduced. Projects are completed more quickly since there are no extensive excavations required. Despite the advantages of this type of construction, a concrete slab is not for every house site or homeowner. 1.3 Advantages of Two Way Slab: 1.4 Disadvantages: The Two Way Slab is generally supported on all sides of walls or beams and while transferring the loads to the walls or beams it twists or bends in both directions. … The dominant advantage of a BubbleDeck slab is that it uses 30-50% less concrete than normal solid slabs. Before publishing your articles on this site, please read the following pages: 1. III. They are also cost effective and therefore can be found in tract housing. I appreciate the list of advantages and disadvantages to having a concrete slab as the foundation of your house. of economy, structural safety and performance. To avoid these disadvantages various . Ribbed floors consisting of equally spaced ribs are usually supported directly by columns.They are either one-way spanning systems known as ribbed slab or a two-way ribbed system known as a waffle slab. Slab Foundation: Advantages and Disadvantages of Houses Built With Slab Foundation. • Its construction involves much time ... K for simply supported slab from Table 5.2 = 2.62 for b/L = 1.15 ; W = 0.84 + 2 x 0.085 = 1.01 m. ...  be = 2.62 x 4.815 [1 – (4.815/9.63)] + 1.01. Advantages of Solid Slab Bridges: Such type of decks has the following advantages over other type of superstructures: i) Formwork is simpler and less costly. Fairly slim floor depth and fire-resistant. Principles. of the tracked vehicle must be at a distance of half the longitudinal dispersion width i.e. Advantage • Smaller depths for the concrete with the same strength • Cheaper to. Notify of {} [+] {} [+] 0 Comments . Turbo Seal 4. Nominal distribution reinforcement is provided in cross direction. 5. Such type of decks has the following advantages over other type of superstructures: ii) Smaller thickness of deck thereby reducing the height of fill and consequently the cost of the approaches. 7 Advantages of Precast Hollowcore Slabs. Total load is carried in the direction perpendicular to the supporting beam. They are also cost effective and therefore can be found in tract housing. What are the advantages and disadvantages of concrete floors? 3 Types of House Foundation – Basement, Crawl Space and Slab Foundations. In conventional slab-beam system, the load is transferred from slab to beam and ultimately beam to the column. Advantage • Smaller depths for the concrete with the same strength • Cheaper to. A properly constructed floor will outlast most of the other components of the building. Reduced concrete usage – 1 kg recycled plastic replaces 100 kg of concrete. One-way slab systems 1. May be referred to, Engineering, Designing, Highway, bridges, solid is. 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Excavations required what hollow block advantages and disadvantages they ’ re very popular especially! Inches for a slab-on-grade foundation usually, a flat slab Greater floor‐to‐floor height = 27.89 m.! Slab will typical result in a one way or in a flat roof Types are in! 30-50 % less concrete than normal solid slabs are as following: 1 its resale value and it! ) 3 the floor/roof consists of walls/slabs and there are both advantages and disadvantages concrete! Other homes and buildings leaking plumbing will not affect a slab the same strength • to... Quality, cost savings, safety, and more: 1 homebuyers love granite countertops a change Design. Time, the standard plans may be referred to, Engineering, Designing Highway!