Slab supported on two sides and bending takes place predominantly in one direction only is called one way slab. Cantilever longitudinal and transverse reinforcement bars, supporting beam reinforcement details, adjucent slab. Construction materials will differ depending on the pitch of the roof. The design of a roof slab consists of thickness of slab, size of bars, spacing of bars, hooks, cranks and laps of bars, minimum cover of concrete etc. Saccoman, chairperson james beerbower ernest markle kevin boyle james markle jeffrey butler milo j. Reinforced concrete design 1 design of slab examples.
The suspended reinforced concrete slab is tied into the external capping beam at floor level. Design details home design architectural resources design details this section provides information and resources related to design of precast concrete systems, as well as integration of precast with other systems. The following concrete fence construction drawings are for general information and use. The gleaming white finish above was achieved with two applications of an elastomeric coating. Flat roof a flat roof is defined by having a roof pitch below 1. Plan view of a reinforced concrete pitchedinclined slab. Openings in concrete floor slabs buildings if you took an advanced concrete design course, you probably had a good introduction to the design of twoway slabs. Reinforced concrete slab level change detail in 2020. Slab reinforcement, cantilever reinforcement, slab thickness, roof apex reinforcement.
Details floors details dwg detail for autocad designs cad. Cad dwg detail drawing with a detail of an expansion joint between 2 adjacent cantilever slabs. Filler slab technology is a simple and a very innovative technology for a slab construction. The roof same as the walls embedded blocks of extruded polystyrene, connecting the walls to roof concrete rafters with a concrete slab on top supported by ridge beam,becoming a strong monolithic structure. Slabs are elements forming floor and roofs in building which normally carry uniformly distributed loads. Instead of using external plastic, stainless steel or aluminium gutter, this structural detail can be incorporated in order to hide the rain.
Interface details window, floor and roof adobe pdf file design resources. This video describes how the the reinforcement is placed at the site. Flat slab analysis, design and detailing pdf civil engineering. The design of composite slabs and beams is discussed in detail in relation to the. The columns in the formatting table indicate the detail number, the title of the detail, and provide the link to the file indicating the file type extension. The mix of concrete for the slab is usually by volume and is of proportion 1. Slab supported directly by columns are called flat slab. This guide specification serves as a guideline for slabs supported by. The slab has to carry a distributed permanent action of 1. Sci p300, composite slabs and beams using steel decking. Feb 06, 2017 the methods commonly adopted methods to make a concrete roof or slab internal wet areas bathrooms waterproof includes the following types. Details are available in both adobe acrobat reader pdf and cad dxf format. Anchorage and lap splicing detailing of slabs, columns.
Heavy arch ribs designed to resist axial force and bending. File and computer rooms shall be designed for heavier loads based on. Twoway joist concrete slab floor waffle slab system. Exact specifications vary, but most concrete roofs are several inches thick. Reinforced concrete slab design and detailing guide is456. Two way slab is a slab in which the ratio of longer side to the shorter side is less than or equal to two. Main bottom and top longitudinal and transverse reinforcement stairs slab cross section detail. Cantilever concrete beam reinforcement detail with adjucent continuous beam. Roof pavers guide specifications for construction of hydrapressed slab roof pavers section 32 14.
All photos courtesy envirosafe concrete roofing system inc. Columns and deck not designed to resist longitudinal bending very flexible. Please use this form if you have any questions or comments about our website and well get back with you very soon. Concrete floor details dwg detail for autocad designs cad. Pdf slabs are the flooring systems of most structures including office, commercial and residential buildings, bridges, sports stadiums and. Pdf design of reinforced concrete slabs ninos dinkha. Standard deviation for compressive strength of concrete with example pdf. Cad details are available in dwg, dwf, dxf and pdf format. Sep 11, 2015 cross section detail of a reinforced concrete sloped inclined roof slab overhang cantilever cad detail drawing, supported from a concrete. How to draw slab reinforcement details in autocad youtube. Cantilever overhang inclined slab supported from a reinforced concrete beam at the roof edge.
Once the waterproofing membrane is laid, drying out of the structural slab will mostly take. Detail drawings and detailing recommendations and other relevant documents are also available on information found on other websites must not be relied upon, as they may not be uptodate or applicable to the conditions in your location and we do not accept any responsibility for. Manual for the design of hollow core slabs second edition by donald r. Reinforced concrete sloped roof slab overhang detail fibreglass. Reinforcement detailing of a slab is done based on its support conditions. Inclined pitched roof concrete slab reinforcement example. An economical form of floor is a reinforced concrete slab of uniform thickness. This guide concentrates on the structural design of the floor system and the. Precast concrete construction details litecrete lightweight. This method includes priming the surface of concrete with bitumen p. Perfect set of structural drawings to be used as a template or as an example.
May 17, 2016 ive just had a flat roof replaced on the original bit of my victorian house that sticks out at the back, with an area of about its been done as a warm roof, but i have since discovered that there is free flow of cold air between the joists, how a parapet flat roof is made flat concrete roof ec home decoration. Flat slab analysis, design and detailing pdf civil. Recently, the national tile roofing manufacturers association ntrma changed its name to tile roofing institute. Reinforced concrete sloped roof slab overhang detail section detail of a reinforced concrete sloped inclined slab overhang cantilever detail, supported from a concrete beam.
Crcm is an innovative method of building structures resisting natural disasters, is the result several years of. On the other hand, when slab is supported on all four sides and bending take place in two directions are said to be two way slab. Example of a 12x12m roof slab with a 4 by 4 columnbeam support layout. Image result for tiles roof details roof detail, roof. Includes upper and lower level slab reinforcement bars and supporting beam reinforcement. In order to view pdf documents, you must have adobe acrobat reader installed. Sep 11, 2015 reinforced concrete sloped roof slab overhang detail cross section detail of a reinforced concrete sloped inclined roof slab overhang cantilever detail, supported from a concrete beam. Gutters roof gutter in a bracket longitudinal section. The live loads used for the structural design of floors, roof and the supporting members shall be the greatest applied loads arising from the intended use or occupancy of the building, or from the stacking of materials and. Following are the rcc slab design and detailing guidelines. Drawing labels, details, and other text information extracted from the cad file. Multiply sbsmodified bitumen roofing, lightweight insulating concrete paradiene 2030 nvs insulation. Va standard details div 23 hvac steam all details 1 of 2. Large amount of water vapour can evaporate from reinforced concrete or a wet screed.
Foreword the reinforced concrete design manual sp1711 is intended to provide guidance and assistance to professionals engaged in the design of castinplace reinforced concrete structures. An economical form of floor is a reinforced concrete slab of uniform thickness except at the. Concrete pitched roof slab edge gutter detail this is a cad dwg drawing for a concrete pitched roof slab edge gutter detail. A civil engineer must know all the aspects regarding the flat floor system. It is based on data and knowledge considered to be true and accurate and is offered for consideration, investigation and verification by the user, but we do not warrant the results to be obtained. Reinforced concrete slab design and detailing guidelines for depth of slab, loads on slab. The details are based on rigorous testing procedures coupled with sound precast concrete practice to ensure a smooth installation process and durable structure. The reason why, concrete and steel are used together to construct rcc slab, is in their individual properties as separate building materials and their individual limitation. In january, 1987, the roof tile committee of the frsantrma was commissioned to develop and write consensus guidelines for the installation of concrete and clay roof tiles. Concrete pitched roof slab edge gutter detail reinforced. Download detailed cad drawing for commercial applications for basf spf roofing and commercial walls. This pdf file contains a chapter of 23 pages with various aspects of flat slabs including four example of flat slab design. Although all multistory buildings require multiple small slab penetrations for routing of plumbing, fire protection piping, and ductwork between floors.
Reinforced concrete sloped roof slab overhang detail. The roof beam is connected to the roof slab to prevent separation during rebound. The first reinforced concrete design manual formerly titled aci design handbook was developed in accordance with the design provisions of 1963 aci 318 building code by aci committee 340, design. Cad dwg detail drawing with a detail of an expansion joint between 2. Reinforced concrete cantilever slabs expansion joint detail. Twoway joist concrete slab floor waffle slab system analysis and design design the concrete floor slab system shown below for an intermediate floor with partition weight of 50 psf, and unfactored live load of 100 psf. Adobe acrobat reader is free and can be downloaded here. Roofceiling 8% slab 15% 6 doors 5% walls 39% insulation and fenestration criteria table 402. Detail drawings liveroof has developed the following technical details for use in plans, and to accompany specifications. Containing all cad drawing details in steel category of our store library in dwg, dxf and pdf. This section provides information and resources related to design of precast concrete systems, as well as integration of precast with other systems. A rectangular reinforced concrete slab is simplysupported on two masonry walls 250 mm thick and 3.
Determine the loads based on the buildings parameters section d. For 1 bag of cement use maximum of 25 litres of water 12. Conventional shoring supports formwork joists and stringers for the roof. On the download details pages are litecrete attachment details which have been developed to cope with typical panel installations. Pdf roof gutter in a wooden box longitudinal section. Slab may be supported on walls or beams or columns. The methods commonly adopted methods to make a concrete roof or slab internal wet areas bathrooms waterproof includes the following types. This popular system, which is frequently in residential buildings, consists of supported by columns. Roof flashing details index fd01 interior roof drain detail fd02 interior drain with gravel stop detail fd03 scupper roof drain detail fd04 gutter roof drain detail fd05 rooftop equipment curb detail fd06 rooftop metal air shaft curb detail fd07 rooftop wood air shaft curb detail fd08 roof skylight detail fd09 rooftop chimney pipe detail. Complete structural design drawings of a reinforced concrete house. The simplest of all oor and roof systems because the underside of the slab is at, it is commonly used as the ceiling of the space below. To view a cad detail, you will need a cad design program or a cad viewer program.
The mesh reinforcement in the slab is placed in the top with 1 covers. To download a detail, click on the desired file format. Elreedy phd, in onshore structural design calculations, 2017. Pdf files in the structure component plans for each bridge number following the sequence. Please contact us for support in determining which details are most pertinent to your individual project. Hidden gutter detail at the edge of a reinforced concrete pitched roof slab. The materials to be used are grade c25 concrete and grade 500 reinforcement. For example, the floridabased company hurricane proof systems offers a 7inch 18centimeter slab of concrete in three layers. Autocad details dwg and dxf formatted cad detail files available for free viewing and downloading. Dxf files can be imported directly into many common cad programs. Jul, 2016 further to that, all kinds of auto cad blocks and house plan small house plan, single story house plan, double story house plan. Prepared for the pci hollow core slab producers committee john e.
Reinforcement detailing of reinforced concrete slabs. Marvelous roofing garden asador ideas 4 young clever tips. Further to that, all kinds of auto cad blocks and house plan small house plan, single story house plan, double story house plan. Fourth floor slab section details fifth roof floor slab layout plan.
Flat slab analysis, design and detailing pdf flat slab system is an important division of concrete floor system. Detailing requirements of reinforced concrete slab as per is456. When you locate the detail you want, just click one of the four file format buttons to download it to your computer. The slab is constructed on well compacted granular fill, crushed stone or marl. Concrete pitched roof slab edge gutter detail in 2020. If you would like to download the entire detail set in one archive, please click the link below. Cad details document name pdf dwg download all cad construction details 37. These details are based on rigorous testing procedures coupled with sound precast concrete practice to ensure a smooth installation process and durable structure. In contrast to a solidslab deck that is comprised of a single concrete element performing the roles of both the structural support and traffic surface, a splitslab, sometimes called a sandwich slab is deck comprised of a structural supporting slab over which a topping slab or wear course is installed to handle direct traffic contact and weathering. The 312 dovetail shape interlocks with concrete topping to achieve optimum span and loadcarrying capacities.
Apr 04, 2020 reinforced concrete slab level change detail this is a cad dwg drawing of a reinforced concrete slab level change detail, featuring a change of level between two adjucent slabs supported on a common concrete beam. Dec 2, 2017 this cad detailed drawing is a typical reinforced concrete slab detail featuring a change of level between two adjucent slabs. Flat slab system is an important division of concrete floor system. The lateral loads are independently resisted by shear walls. This is one of the common causes of flat roof waterproofing failure. The links toward the top of the page are navigational, and allow the user to jump to the desired section in the formatting table below that contains the details. Crcm is an innovative method of building structures resisting natural disasters, is.