Ensure that the block or brick masonry and concrete surfaces are found clean, free from dust, loose materials, oil, grease, mortar droppings, nails, metal strips, wooden pieces, binding wire etc. What is the cement consumption for brick bat coba answers. Terrace waterproofing treatment on terrace brick bat coba. Laying of brick bats 1 procedure of brick coba method. All exterior masonary surfaces susceptible to water ingress. With the support of skilled manpower, we render these coatings as per industrial standard. Before beginning the calculation, be familiar with the types of brick bonds that we covered in the previous post. Building roofsterraces, parapet, sunshades and exterior vertical walls.
The treatment is carried out layer by layer to make up the desired thickness to achieve the desired slope as specified in the drawing and as directed. Integral waterproofing plasticiser to be provided you free of cost on site. Jul 16, 2016 terrace waterproofing by brick bat coba roof slabs constructed either by rc or rcc needs insulation for thermal comfort and waterproofing treatment to prevent leakage of water. Due to lack of awareness of available waterproofing chemicals, bbc and other traditional methods like mud fuska or lime terracing are still being used to protect terrace from water.
Unless you fix it with bathroom waterproofing products, you wont get any answer. Jan 18, 2018 slabs are constructed either by rcc or rc needs insulation for thermal comfort and waterproofing treatment to prevent leakage of water. Brick bat coba waterproofing with procedure the constructor. Resource with over 16,000 plans, download 50 free plans.
But unfortunately, brick bat coba cannot provide solution for any of it. How to calculate number of bricks, cement and sand for. In this age of transparency, we feel that this is an anachronism. Surfaces to be plastered must be clean and free from dust, loose material, oil. After 7 days of curing of mortar joints drive a nail into the joint to test the strength of joints at random. Brick bat koba waterproofing, brick bat coba waterproofing. Both these requirements are effectively full fill by brick bat coba treatment, the details of which are being below. Procedure for carrying out brick bat coba waterproofing various methods and techniques used. Waterproofing techniques in construction waterproofing. Waterproofing building waterproofing is a process which is. Roof waterproofing by brick bat coba civil engineering portal. In this type of waterproofing on exposed rcc slab, a neat slurry mix of cement and waterproofing compound is spread evenly with brickbats.
Also, look for colour variation in the mortar joints to identify problem areas. Specifications of mechanized autoclave fly ash lime bricks, sewer bricks, burnt clay perforated building bricks and gypsum partition panels incorporated. The information provided should not be used as a substitute for professional services. Methodology for brick bat coba water drain out system. Slabs are constructed either by rcc or rc needs insulation for thermal comfort and waterproofing treatment to prevent leakage of water. Why is brickbat coba bbc not the correct method for terrace waterproofing. The main aim of the surface preparation is to make the surface of the slab free from any oil, grease, dust, etc. Owing to our highly reliable fuel and fire resistance water proofing services, we have made huge client base across the market. Brick bat coba system brick bat coba treatment provides insulation for thermal comfort and also waterproofing for leakages. Surface as required for treating roofs, balconies, terraces etc with brick bat coba. Brickbat coba waterproofing is an effective way of providing waterproofing, and insulation for thermal comfort for flat rcc roofs to prevent leakage. How to properly do waterproofing for toilet and utility areas. The surface should be free from any oil, grease, dust etc.
Chemical brick bat coba waterproofing service, thickness. Waterproofing plaster in the case of retaining walls should be done for all external surfaces. Brick bat coba processing on roof by raju singh building. Brick bat coba low density filler free download as powerpoint presentation. Brick bat coba should not be confused for waterproofing.
Providing and laying skirting and dado of polished shahabad stone 25 to 30 mm. Remedial measured by provided to all structural cracks. The application procedure of smartcare damp proof for horizontal areas is comprised of 5 steps. It consists of putting brick bats on roofs, to give a slope and then grouting the same with mortar admixed with various proprietary chemicals most in the nature of waterproofing compounds. The brick bat coba treatment through successful in the damp heat of coastal regions cracks up completely on contact with the variations of temperature faced in north india between day and night temperature. What are the types of waterproofing methods in construction. With the new bathrooms waterproofing solutions by dr fixit, you have a better chance at. Why brick bat coba not the correct method for terrace. It is recommended to use intense wirebrushing or highspeed water jet.
It is one of the oldest procedures of waterproofing, which consists of laying brickbats on the flat rcc roof and grouting the same with. Brick bat coba treatment all existing treatment, coatings on roof slab top is to be removed and surface cleaned by hard wire brush and washed with water. Specifications of gang saw cut stone, providing and fixing dry stone cladding and structural steel frame work for stone cladding have been added. Concrete should be free of bleed water and be able to support the weight of a. Terrace waterproofing solutions linkedin slideshare. Simple,quick method of waterproofing of roof slab from leakage of water. May 12, 2009 traditional methods of waterproofing are just that traditional. In this method the solution is penetrated into the pore structures. The brick bat coba is finally covered with jointless waterproofing plaster with waterproofing. Sep 04, 2015 brick bat coba bbc is believed to be a waterproofing and insulation solutions in buildings.
All existing treatment, coatings on roof slab top is to be removed and surface cleaned by hard wire brush and washed with water. Curing of top screed over brick bat coba by ponding. Analysis of rates for delhi was a confidential document and was issued to cpwd officers and government departments only. Get contact details and address of brick bat coba service firms and companies. Sometimes, waterproofing compounds are likely to contain water soluble chlorides and sulphates which may cause corrosion of steel. Usually extensive waterproofing measures are added to a building at the time of construction, to provide moisture control from the start waterproofing may also be done after a building is built, to address problems as they emerge or as part of a. Read about company and get contact details and address. Waterproofing challenges and suggested remedial measures for high rise buildings. Roof waterproofing by brick bat coba roof slabs constructed either by rc or rcc needs insulation for thermal comfort and waterproofing treatment to prevent leakage of water.
Toilets, balconies and utilities areas are the most prone areas to water leakage issues and need full attention while being build and waterproofed. All existing treatment, coatings on roof slab top is to be. Waterproofing challenges and suggested remedial measures. Brick bat coba waterproofing procedure, and disadvantages. Roof waterproofing by brick bat coba civil engineering. The conventional systems would include box type waterproofing with impervious stone slabs like kota stones red agra stone etc. Now the layout of your house once constructed, cannot be changed.
Water proofing with brick bat coba by exposing the rcc slab to its bare surface clearing the surface of all lose particles and dust, carting away of debris and spreading neat cement slurry mixed with waterproofing compound on the cleaned surface, filling up the uneven surface, honey combing etc. Erect a double scaffolding without making a hole in the wall or erect a single. Waterproofing challenges and suggested remedial measures for. A little information about providing low density filler, in your bath and wc. Clean the surface and ensure that it is free of oil, grease and loose dust particles. We are engaged in offering a wide range of brick bat coba waterproofing service to our valued patrons.
Toilets and bathrooms are the most sensitive areas in the structure with regards to waterproofing due to presence of continuous moisture on it. Surfaces are dry, clean free of grease, oil, dirt, rust, corrosion, other coatings and contaminants which could affect bond of water proofing sytem. Cpwd specifications are part of contract document also and it shall take cognizance of field conditions. Surface where water proofing is to done shall be thoroughly cleaned with wire brush and made free from dust. We use neat slurry mix of cement and waterproofing compound to provide brick bat coba water proofing for bridge and roads. After curing of the brick bat coba coat, complete the topping coat with 1. Comparative study of conventional and modern waterproofing.
Analysis of rates for delhi, 2007 has been prepared incorporating element of machinery and prefabricated building components, wherever applicable. The brick bat coba is used particularly for waterproofing of flat roofs, primarily rcc with some thermal insulation mud phuska in the coastal region. Feb 19, 2012 water proofing for roofs terrace is the most crucial segment of a building, and it is exposed to direct climatic variations, extremes of rainfall and structural movements caused thereby. Terrace waterproofing by brick bat coba roof slabs constructed either. How to properly do waterproofing for toilet and utility. Brick bat coba waterproofing is an effective way of providing waterproofing and insulation for thermal comfort for flat rcc roofs to prevent leakage of water. Brick bat coba processing on roof by raju singh building waterproofing contractors. Rcc slabs sometimes develop cracks, which allows for a passage of rainwater. Description 1 surface preparation cleaning the existing the rcc surface area with wire brushing and washing the same. Brick bat coba treatment surface preparation cleaning the surface from dust, mortar splashes loose materials etc to get a sound concrete surface. How to properly do waterproofing for toilet and utility areas read more. It is therefore important to develop waterproof roof slabs, which can provide leakproof environment to the interiors of the building.
Brickwork building technology guide concrete technology how to guide work procedures brickbat. Cpwd specifications 2009 cpwd specifications are very comprehensive and contain not only standards of the construction materials but also guidelines for execution of works, testing for quality assurance and mode of measurements for billing. Most of the structural buildings comprise 75% of brickwork at least in asian countries. When flexicrete pcs is applied on a concrete floor, it reacts with the free lime, and. Karanwal infratech materials private limited offering brick bat koba waterproofing, brick bat coba waterproofing, brick bat coba treatment. Work procedure for brickbat waterproofing attachment snapshot 1. Roof slab top should be removed by cleaning it by hard wire brush and then washing it with water. Until now, waterproofing has been done with typical systems, like brickbat coba, lime terracing and the mud fuska. Please note that the information in civilology is designed to provide general information on the topics presented. The first and most important procedure is the waterproofing of the selected area. Brick bat coba service, brick bat coba treatment in india. Fixit torchshield, two products that offer comprehensive waterproofing solutions. Brick bat coba bbc is believed to be a waterproofing and insulation solutions in buildings.
Now a days waterproofing is the process of making a. Brick bat coba for terrace water proofing brick bat coba for. Post completion of masonry walls, chasing and installation of concealed electrical conduit pipe and plumbing pipe, check for leakage by pressure 10 kgcm2,for any leakages. So it is essential to learn the brickwork calculation. Waterproofing building waterproofing is a process which is designed to prevent water from penetrating a building. Procedure for sunken portion waterproofing dura build care.
Construction waterproofing in building construction, a structure. Concrete should be made watertight in itself and the waterproofing method should be looked upon as additional safety. The recommended areas of application for smartcare damp proof are. Use of overburnt brickbats should be strictly avoided. Methodology for brick bat coba water drain out system sr. Brickbat coba waterproofing is an effective way of providing waterproofing and insulation for thermal. It is necessary that all constituent materials in concrete including integral waterproofing compounds for mortar and concrete. All intersections between roof slab and vertical walls should be provided with minimum 3 inches concave coving.
Check list for terrace waterproofing works civil4m. Leaking bathrooms not only annoys you but also causes huge inconvenience to your neighbours in the floors below. Brick bat coba service, brick bat coba treatment providers in india. Brick bat coba is very effective method used for waterproofing. So every effort should be taken at the design stage itself to ensure that a proper protection system has been incorporated. Lay brick bats broken bricks minimum 40 mm thick laid to specified slope. Brickbat coba waterproofing is an effective way of providing waterproofing and insulation for thermal comfort for flat rcc roofs to prevent leakage of water. Concrete screed brick bat coba shall be laid to slope as per the specifications of engineer in. Water tightness testing of brick bat by water pooling for 72 hrs and check if there is any leakage observed in ceiling of floor below. Damp proof can be applied on existing ips, sound brick bat coba or cementatious waterproofing.
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