The large great room features a gas log fireplace, coffered ceiling, and provides a perfect place to entertain guests. Burlington mill ranch home plan 087d0085 house plans. Then rcc waffle slabs were built which resembled coffers and hence it is also called coffer slab. Cad drawing detail with a plan view of a ribbed waffle slab that can be used as an example for other projects. Flat slab types of flat slab design and its advantages. This pdf file contains a chapter of 23 pages with various aspects of flat slabs including four example of flat slab design.
Pdf coffered slabs as a perspective type of the reinforced. Concrete calculator calculate concrete for slab, beam, column and. This charming country home offers much more than just great style. Ribbing beams reinforcement, slab top wire mesh, waffles dimensioning, voids width and depth, slab thickness. Ribbed floors consisting of equally spaced ribs are usually supported directly by columns. Black frame windows and metal roof accents enhance curbappeal. Ribbed and waffle slabs provide a lighter and stiffer slab than an equivalent flat slab, reducing the extent of foundations. Burlington mill ranch home plan 087d0085 house plans and more. Where, it was carried out by computerized finite element model for the hollowcore slab, ordinary reinforced and prestressed. Types of construction loads on composite slabs and calculation.
Depending on the application, the ribs will be either precast concrete lattice ribs or wooden purlins. Waffle slab dwg full project for autocad designs cad. This 2,880sf coastal house plan home boasts 3 bedrooms, 3 baths, and a 3 car garage. Precast was chosen for its energy efficiency the concrete mass provides thermal energy storage and to keep the overall height of the building as low as possible. Rcc slab laying is one of major step in any type of construction so it is mandatory to know all the points related to laying rcc slab. House plan 52941 florida style with 4532 sq ft, 4 bed, 5.
Waffle slab or ribbed slab construction procedure and advantages. Slab foundation additional charge to replace standard foundation to be a slab foundation shown as a raised slab foundation with slab on grade details. Analysis of new solution showed that structure repair was not necessary. The system is designed for heavy loads uniformly distributed superimposed analysis of waffle slab. Gilded coffering on a barrel vault of the apsis in nazare, portugal giuliano da sangallos flat caisson ceiling, basilica di santa maria maggiore, rome decorative coffered slabs in historical structures coffering on the arch of septimius severus, rome a series of these sunken panels were used as decoration for a ceiling or a vault, also called. The family room space brings tradition back to house. Waffle slab analysis and design is similar to the procedure used with flat plates except that special considerations need. The grand foyer leads you into a lush great room, finished with coffered ceilings and surrounded by windows. 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. Coffered slab decorative coffered slabs in historical structures a series of these sunken panels were used as decoration for a ceiling or a vault, also called caissons boxes, or lacunaria spaces, openings giuliano da sangallos flat caisson ceiling, basilica di santa maria maggiore, rome gilded coffering on a barrel vault. Concrete slab volume estimator calculator engineers edge. They are either oneway spanning systems known as ribbed slab or a twoway ribbed system known as a waffle slab. Late 16th century coffered ceiling of santa maria in aracoeli, rome coffering on the ceiling of the pantheon, rome 9. Roxburg run country home plan 087d0262 house plans and.
House plan 623 traditional style with 3602 sq ft, 4. This is a one time process and will take 2 minutes to do. A series of these sunken panels was often used as decoration for a ceiling or a vault, also called caissons boxes, or lacunaria spaces, openings, so that a coffered ceiling can be called a lacunar ceiling. Flat slab analysis and design designs beamless concrete slab floors flat slab or waffle slab in accordance with aci 318. The ribs between the troughs are reinforced to act as down stand concrete beams. They provide a very good form of construction where slab vibration is an issue, such as laboratories and hospitals. Concrete is good in taking compression and steel is good in tension. Coffers were used in historical buildings even before rcc structures came into being. Waffle slabs are preferred for spans greater than 40 feet 12 m, as they are much stronger than flat slabs, flat slabs with drop panels, twoway slabs, oneway slabs, and. Introduction benefits design considerations analysis of flat slab detailing introduction a flat slab is a reinforced concrete slab supported directly by concrete columns without the use of beams. This new system they invented is called the holedeck. 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.
Its design includes cmu exterior walls for both floors and a slab foundation. Coffered slab, concentrated load, winklers model of styrodur, ultimate limit. Economy of construction is obviously an important consideration, but this is a qualitative argument until specific cases are discussed, and is a geographical variable. Case study on effective and elegant view of coffer slab ijariit. House plan 623 country, craftsman, traditional style house plan with 3602 sq ft, 4 bed, 4 bath, 4 car garage. In this paper considered the technology of arrangement of this slabs. House plan 52941 coastal, contemporary, florida style house plan with 4532 sq ft, 4 bed, 5 bath, 3 car garage. Coffered slabs as a perspective type of the reinforced concrete.
The analysis and design follow the equivalent frame analysis method of the aci code, which considers a onebay wide strip of the floor system as a continuous frame. Coffered slab, concentrated load, winklers model of styrodur, ultimate limit state 1. A waffle slab or twoway joist slab is a concrete slab made of reinforced concrete with concrete ribs running in two directions on its underside. Slab design reading assignment chapter 9 of text and, chapter of aci31802 introduction aci318 code provides two design procedures for slab systems. Flat slab types of flat slab design and its advantages flat slab is a reinforced concrete slab supported directly by concrete columns without the use of beams. Coffered slab free download as powerpoint presentation. Pdf design aids for precast ordinary reinforced and. Coffered vaulted slabs by creagh concrete products ltd. The slab is without drops and is supported internally and on the external long sides by square columns.
Flat slab analysis, design and detailing pdf civil engineering. Design of waffle slab without beams by direct design method. Design of waffle slab without beams by direct design method 32 32 32 c 1 c 2 c 3 c 4 2 c 5 c 6 c 7 c 8 32 s ss 22 3 7 c 9 c 10 c 11 c 12 32 8 11 b 1210 bb c c 14 c 15 c 16 16. A floor slab in a building where stability is provided by shear walls in one direction ns. Get a detailed cost report for your home plan with over 70 lines of summarized cost information in under 5 minutes. A suspended ceiling is not needed as services are contained in the suspended floor above the.
The first floor of the twostorey office building consists of a series of coffered precast concrete slabs supported on precast columns. Please check out the similar products section for alternatives. A coffer or coffering in architecture is a series of sunken panels in the shape of a square, rectangle, or octagon in a ceiling, soffit or vault. Waffle slabs are preferred for spans greater than 40 feet 12 m, as they are much stronger than flat slabs, flat slabs. Manual for the design of concrete and reinforced concrete structures of heavy.
Look to your left, through the french doors you will enter into the office, with another set of french doors leading into the family room. Flat slab is defined as one sided or twosided support system with sheer load of the slab being concentrated on the supporting columns and a square slab called drop panels. Decorative grid slabs in historical structures contd. Here is a detailed article with all the information regarding procedure of rcc slab roof laying. The use of polypropylene ensured the most flexible but resistant combination was used and with the addition al of uv stabilisers and production in black material, the degradation by ultra violet light is. Filler slab technology is a simple and a very innovative technology for a slab construction. Prepared by cis group 01 number of stories style of home select one only 1 story 3 story 5 story condocoop townrow house 1. Tips for laying rcc slab roof on 12092014 9091 views 3 comments rcc slab laying is one of major step in any type of construction so it is mandatory to know all the points related to laying rcc slab. The method of injection mouldi ng meant that the thickness of the material in the skin and the stiffness ribs of the mould could be very accurately controlled to produce a first class product. Flat slab analysis, design and detailing pdf civil. Design of waffle slab without beams by direct design method 32 32 32 c 1 c 2 c 3 c 4 2 c. The lateral loads are independently resisted by shear walls. The roxburg run home plan can be many styles including country house plans, ranch.
The living and dining rooms form a rectangle with beautiful coffered ceilings and a view straight through to the back covered patio, perfect for those lake views. Twoway joist concrete slab floor waffle slab system. Beside this, due to shear problems at column heads, the thickness of flat slab is greater. Flat slab analysis and design free version download for pc. This paper represents that in the commercial building for the architectural consultant to design and shape by the coffer slab with different types of moulds. Twoway joist waffle slab design approach and methodology twoway joist slab often called twoway ribbed slab or waffle slab is an economical floor system when the spans are long andor loads are high. Europeaninspired house plan with coffered ceilings and patio. Coffers can be supported on both the kwikstrip and kwikdeck systems. The name waffle comes from the grid pattern created by the reinforcing ribs. The williams coffer slab system consists of removable plastic coffer blocks suspended between a series of parallel ribs spanned across the area where a concrete slab is required. Introduction coffered slab consists of series of ribs on a small distance from each other and thin plate over them. This calculator will estimate the require concrete volume to fill the width, height and depth given.
To download your object please connect your account to bimobject. This form of construction is not very common because of the formwork costs and the low fire rating. Coffered slab beam structure precast concrete scribd. Decorative grid slabs in historical structures apsis in nazare, portugal tomb of galileo, vatican city arch of septimius severus, rome 8. Nov 01, 2016 coffers were used in historical buildings even before rcc structures came into being.
There is extra storage space that can be found in the garage. It also features a floorplan designed for the busy lifestyles of families today. The advantage of a coffered slab compared to traditional reinforced concrete slab is a possibility of bridging large spans. Department of mechanics, materials and structures english. The load per unit area on the slab becomes the load per unit length on the slab strip. This house plan is available in the following formats.
Simply input the data required within the appropriate box and select update button located of the bottom. Flat slab is a reinforced concrete slab supported directly by concrete columns without the use of beams. Craftsman house plan flexible plan design family plan. This 1 story contemporary house plan features 3,506 sq feet and 4 garages. This strip can then be analyzed by the methods that were used for rectangular beams, the bending moment being computed for the strip of unit width. See the burlington mill ranch home that has 3 bedrooms and 2 full baths from house plans and more. Formscaffs trough system is used to produce a one way spanning concrete slab with a multiple inverted gutter shaped soffit finish. A series of these sunken panels was often used as decoration for a ceiling or a vault, also called caissons boxes, or lacunaria spaces, openings, so that a coffered ceiling can be called a. The dining room and kitchen flow into the great room, both with beautiful coffered ceilings and tons of natural light. The amazing master bedroom boasts a coffered ceiling and deluxe bath with corner whirlpool tub and large walkin closet. Creagh concrete products ltd hasnt formatted technical specifications for coffered vaulted slabs yet.
Plan description entering the home, to the right, youll find a formal dining room with coffered ceilings and direct entry into the beautiful kitchen. A coffer ceiling may or may not be plane slab for example the c. House plan 623 traditional style with 3602 sq ft, 4 bed. House plan 52941 florida style with 4532 sq ft, 4 bed, 5 bath. Wooden ventilator fames and their advantages and disadvantages.
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