Concrete Demolition Methods

Suggest the particular problem situation is mentioned first; for example To avoid rocks falling from the hill side along road X leading to Town Y a RC concrete RW is suggested. Appendix A4. From concrete demolition to rock demolition, the Bustar non-explosive demolition agent is the predictable safe and silent demolition solution. Concrete pavement removal can be a tedious task when the proper equipment is not utilized. include: concrete, bricks, metals, wood/timber, etc - Calculating the respective quantity of demolition waste to be generated - Setting targets for maximum resource recovery of demolition waste • Develop Method Statement for Sequential Demolition by: - Identifying part of the building structures with higher concrete. Lightly grade and remove loose soil. Easy concrete removal, rock breaking, cracking and splitting. - Detail sequence of concrete placement, including any slopes, direction of pour and time between pours - Describe strength, stability and stiffness of system. Sessler Bridge Demolition Innovation and Experience. Concrete and other building materials were literally reduced to powder before hitting the ground, which is consistent only with demolition. This month, the experts at Drilltec are here to explain what controlled demolition is and describe in detail the different types of controlled demolition techniques. Tearing up concrete yourself can also save you a ton of money. The ball can come into contact with the building in two ways (1) free fall (2) swinging. Choosing a method that is safe, cost-effective and reliable is paramount. Use this template to create your own safe work method statement. For the time being the best alternative is a pyrotechnical rock breaking technolgoy, namely SAFEX. The demolition of an element of a structure that is load-bearing or otherwise related to the physical integrity of the structure is ‘high risk construction work’. Sample Silica Exposure Control Plan (Construction) Concrete demolition, Earth Moving, Drilling, HEPA filtered vacuuming or other methods will be used,. The standard, is not a legislative requirement, but provides best practice guidance and advice on a range of controlled demolition methods so that the risk:. The case study, Recycling power poles into highvalue timber products, - on page 34 incorrectly attributes the development of protocols for recycling redundant utility poles and bridge timbers in NSW to Kennedy’s Timber, Energex and the New South Wales Office of Environment. The structure was a cast-in-place, post-tensioned concrete building with 7 stories. RESEARCH PROJECT TITLE Methods for Removing Concrete Decks from Bridge Girders SPONSORS. The most widely used industrially produced material in the world is concrete. The empirical. 01 GENERAL PROVISIONS A. Most structures and job sites are filled with concrete, but properly demolishing it requires more than a one size fits all solution. • Reduces Chloride Ion concentrations in the deck. ASTM's cement and concrete standards are instrumental in the evaluation and testing of concrete, cement, and aggregates. 2 Area of Concrete to be Removed 14 2. The different forms of construction used in a number of more or less conventional structures built during the last few decades will give rise to a variety of problems when the time comes for them to be demolished. Learn how the pros do it! A Concrete Overlay Makeover How I Resurface Ugly Concrete. Construction and Demolition Debris Processing Facilities in New York State. Our skilled team has the experience to prepare and clear sites, no matter what size. You cannot receive a refund if you have placed a ShippingPass-eligible order. Irregular cracks are unsightly and difficult to maintain but gen-erally do not affect the integrity of concrete. We bring superior expertise to commercial demolition projects that can vary in size and type from hotels and office buildings to strip malls and warehouses. Since the strength of concrete continues to increase over time, a standard time period for concrete strength measurement is necessary. Methods for Removing Dust: Dust needs to be trapped rather than spread into the air or it will just land in a new location. Safe demolition methods for building demolition, nonexplosive expansive concrete demolition, and other controlled demolition settings make for better outcomes. Demolition of buildings and structures are required for various reasons. Explosives are particularly effective in taking down large amounts of concrete, usually placed in boreholes that are drilled into the concrete at strategic points. Couple Nearly Dies During Building Demolition. Demolition work involves a lot of falling dust, metal and concrete. And it's the cheapest way to build a house in the Philippines. 1, the plasma generator 1 is provided with a means 40 allowed to mixed thermite powder T in the gas G into the plasma torch 15 and the configuration can be exemplified. Causes no vibrations or micro-cracks. We cut, core, and remove concrete with core drilling that is 1 to 42 inches in diameter. The emphasis is on increasing the speed and efficiency of the equipment coupled with reduction in noise levels. The appropriate treatment method or methods depends on the contaminants present and the material to be treated. The advantage of explosives is their adaptability and flexibility in getting the job done. 6 Felling of Reinforced Concrete Wall (Manual Method) 56 Figure 4. We will develop a concrete demolition solution that is suited to your project needs The skilled team from Rapid Coring SA will maintain high levels of safety throughout the project Modern equipment and concrete cutting / drilling methods ensure that our demolition service is efficient and reliable. Up to half depth will be cut from one side, then the cutting machine will be shifted to the other opposite side of the column and the same procedure will be repeated. Bill's Custom Concrete & Yard Drainage Oklahoma City specializes in concrete driveway, patios, slab repair, & all kinds of concrete work in OKC and surrounding areas. A Non-Explosive Demolition Agent. Consistently offering high quality, cost effective selective concrete demolition along with safe, reliable, quality workmanship and advanced technologies has led to us being the most respected privately owned firm in the industry. Removes concrete under rebars. Demolition work involves many of the hazards associated with construction; therefore, all of 29 CFR Part 1926 - Construction Standards apply at a demolition site. Rock splitting mortar is the answer when your job calls for the demolition of rock or concrete by non-explosive or low vibration means. Pneumatic and Hydraulic Breakers. PART 1 - GENERAL 1. Clean the area to be repaired by high-pressure water blasting, or other approved methods. quality and condition of materials and components. But the moment you excavate some material from below the concrete, the job becomes so much easier. 3: Poorly controlled demolition of portion of wall. You can use same method to calculate any grade of concrete. Kiewit, the contractor conducting the work, has carefully designed their work to reduce disruption where possible to people living, working, and travelling nearby. Our skilled team has the experience to prepare and clear sites, no matter what size. Underpinning of adjacent footings. Author duties: Acceptance of a manuscript for publication in the journal carries with it an understanding that the author, when requested, will fulfil an obligation to contribute their expertise to the review of others' manuscripts. Breaking Concrete - Driveway Demolition WaltWW. Concrete Demolition When removal and replacement of existing concrete is your best option, use this guide to learn more about permit requirements, the different methods of demolition and how to save money by recycling. Why do so many turn to Madison Concrete Construction?. The method statement for the demolition should identify the sequence required to prevent accidental collapse of the structure. Our demolition team is OSHA-certified, well versed in LEED requirements and regulations, and uses only state-of-the-art demolition equipment. Please review the table below for our current requirements. 1 Manual demolition 25 5. Our range of hydraulic breakers, demolition tools and breaker boom systems is the most comprehensive on the market - all manufactured to meet rigorous quality and safety standards. By considering the methods followed in demolition technology it can be divided into 4. Finally, the paper outlines and discusses some safety issues related to the bridge demolition process. When used strictly for concrete products the use of Carbon Dioxide (CO2) is preferred over the use of mineral acids such as hydrochloric or sulfuric acid. This company consists of trained managers and seasonal field staff--providing versatile equipment, solutions, and quality service. Using the latest state-of-the-art equipment and methods, Kennah Construction, Inc. At the macro­ level, one deals with contracting methods, labour legislation, and labour organization; at the micro-level, with the management and op­ eration of a project, mainly at the job site. It is a concrete cutting, granite breaking and general demolition solution. Chimney Demolition. Also referred to as 'track sawing', it is an effective method of concrete sawing which can be applied to reinforced concrete walls and floors. Irregular cracks are unsightly and difficult to maintain but gen-erally do not affect the integrity of concrete. and concrete cutting/sawing, tuck pointing and tunneling operations. To gain a perception of how you can benefit from concrete wall sawing means knowing the various purposes it serves. How to Remove a Deck Post in Concrete Slab I used the circular saw to cut around the 6×6 deck post, then sawed a wedge on the far side so it would fall into the backyard like felling a tree. We can make it look like stone, slate, brick, marble, pavers. Our selection of wet tile saws and tile cutters is the largest and most varied you will find online. Much less expensive than the traditional methods. Older buildings often contain lead paint and pipes, asbestos insulation, and mercury-containing fluorescent lights. Demolition work involves many of the hazards associated with construction; therefore, all of 29 CFR Part 1926 – Construction Standards apply at a demolition site. 8 Demolition of Two Way Slab (Manual Method) 59 Figure 4. We offer contractors a range of innovative and cost effective concrete and steel cutting services to overcome some of the more difficult challenges involved in undertaking demolition contracts – usually where conventional demolition techniques such as jackhammers, oxyacetylene cutting or heavy equipment destruction processes are not suitable. It costs less – usually much less – to recycle job site wastes than to throw them away. Since 1969, Madison Concrete Construction has been delivering quality concrete construction throughout the greater Philadelphia region. Removes concrete under rebars. 6 Felling of Reinforced Concrete Wall (Manual Method) 56 Figure 4. For disposal, hopefully you have a friend with a pickup truck that can haul the resulting rubble for you. Ranging from turnkey removal to rock drill rental we can provide whatever level of assistance needed through Bluegrass, the nation's leading demolition contractor. Fully certified as a non-detonating device, the Cardox CO² System is extensively used for rock or concrete breaking, tunnel excavation, trench excavation, general open cut excavation, foundation excavation, quarry (secondary rock breaking), and underwater excavation. The Construction & Demolition Recycling Association (CDRA) promotes and defends the environmentally sound recycling of the more than 583 million tons of recoverable construction and demolition (C&D) materials that are generated in the United States annually. HYDRODEMOLITION. The hydrodemolition process-using high-pressure water to remove concrete - is used in the rehabilitation of parking structures, bridge decks, highway overpasses, dams and industrial concrete structures. Implosion Method of Building Demolition Implosion is the process of demolition of a building using explosives. You have unlimited access to the entire content library of activities and tasks to create your project from. The actual process may vary widely between regions of the country, counties and municipalities. Selective Demolition Rigging and removal of cut concrete or asphalt to approved dump sites We currently serve Central Pennsylvania, Delaware and Northern Maryland. 1 Clearing and grubbing shall be performed in the areas indicated and where required to provide adequate work space. Demolition Industry Consultants provides one-stop service for the demolition of any structure, from office buildings to NFL stadiums including: Expert Witness, Arbitration Dispute Resolution, Claims Support, Value Engineering, Budget Estimating, to name a few. Free Cost Estimates from Concrete Removal Contractors What type of demolition do you need? search methods. *Alternate materials of construction available. 4 Depth of Concrete Removal Required 16 2. If you do it yourself, the cost to remove a concrete driveway will run you about $400, including rental and disposal. We specialize in excavation, concrete work, utility installation, and demolition. For 600×600 and above size of columns. The tables below list waste codes for common construction and demolition waste. Notifiable incidents. Best tool to remove thinset from concrete I have a bunch of ceramic tiles that have lifted up on my pool lanai. If your concrete patio or porch has become uneven, A-1 Concrete can offer effective alternatives to the expensive, tear out and re-pour method of repair. Any treatment residues such as wash solutions generated from the treatment of the concrete will carry the listing of the hazardous waste contaminating concrete. At the end of a building’s life, demolition generates large amounts of materials that can be reused or recycled, principally wood, concrete and other types of masonry, and drywall. Unlike impact methods of demolition, hydrodemo-lition does not induce microcra cking, a condition that can be detrimental to the longevity of a repair. We offer our customers the latest techniques in concrete cutting services and the most advanced hi-cycle concrete cutting equipment in Alaska. Dismantling. That’s a savings of about $1,000 on the cost to remove a concrete driveway. demolition, land clearing, and earth moving), and during construction. Definition of demolition in the Definitions. Structural Demolition Method Statement 7. London's Leading Concrete Crunching Contractors. Concrete Coring Company provides dependable and cost effective concrete cutting services in Anchorage and statewide. In this YouTube video, a Czechia couple from Prostejov narrowly escapes death during this building demolition. The demolition sequence was read into the progressive collapse analysis and material was eroded per the delays to mimic explosive failure. CONCRETE BRIDGE DEMOLITION METHODS AND EQUIPMENT. 232000 - HVAC Piping: No: No: No: Northeastern Property Improvement. However, with a suitable set of demolition tools, breaking up concrete for demolition and renovations is clean and relatively quick. Which of the following specialized concrete cutting practices is typically used for sewer tie-ins and creating anchor holes?. If you are interested in learning more about this method, you have found the right page. During this evaluation, the design team had not considered using precast concrete arch bridges. Diamond wire sawing is a non-explosive, non-destructive form of demolition that allows us to cut large sections of heavy reinforced concrete, masonry, steel or rock efficiently and safely where other methods are not. In order to ensure the safety of your operators, our demolition spec excavators (K series) are built with a number of special features. Selection of method of Demolition Selection of the method depends on a few factors such as: i. 3 CLEARING AND GRUBBING 2. Concrete Contractor 3010 Concrete Supplier 3050 Concrete Formwork 3100 Concrete Reinforcing 3200 Reinforcing Steel 3210 Cast In Place Concrete 3300 Cement Supplier 3310 Ready-Mix Concrete 3320 Concrete Placing and Finishing 3345 Concrete Curling Supplier 3346 Grout 3347 Special Finish Concrete 3350 Specially Placed Concrete 3360 Precast Concrete 3400. maximum 4 inch lifts. Productivity of Concrete Demolition * Production rates listed are based on 8-hr shift. between the remaining concrete and the rebar. market demand. The method demolition for a particular project will depends on the economic considerations, nuisance to the public, near by structures, duration of the operation etc. Adamo has become a name synonymous with demolition and site remediation, including many of the Midwest's highest-profile projects. Covering a wide array of materials including wood, concrete, steel, brick, and gypsum, C&D debris is a large and complex waste stream. 8 The permanent fencing, required to denote the permanent highway boundary will generally be a 1. Compact, Remote Controlled 2. Midwest Mobile Waterjet has added a custom-built vacuum clean up tool for use in concrete debris removal following hydro demolition. KC Coring & Cutting has the experience you need for your next job! We specialize in commercial and residential concrete cutting and coring. Best concrete contractors in OKC. 3 Alternative Concrete Demolition Methods Concrete is one of the most common materials a demolition contractor deals with. Demolition contractors such as Elder Demolition savor our contribution to environmental stewardship. 01 Title Demolition of Building Start Date of Works 16th December 2014 Duration 14 Weeks Revision History Document No. The ball can come into contact with the building in two ways (1) free fall (2) swinging. Metals such as rebar are accepted, since they can be removed with magnets and other sorting devices and melted down for recycling elsewhere. This method utilises specialised sawing equipment that is powerful. With over 30 years of experience, Gilpin Demolition Group LTD has gained a considerable amount of knowledge and competency in the demolition industry and is well respected amongst fellow experts. The concrete used in these type of formwork, a highly flowable concrete is used keeping the grade of concrete similar to the normal concrete. Bill's Custom Concrete & Yard Drainage Oklahoma City specializes in concrete driveway, patios, slab repair, & all kinds of concrete work in OKC and surrounding areas. Precast concrete components shall be dismantled and removed in a similar manner and sequence as the original installation procedure. The vacuum technology enhances durability and performance. Cost takes into account 4 inch concrete slab and ground preparation. Concrete Lifting has many names including mudjacking, slabjacking, and polyurethane concrete lifting. Safe Work Method Statements (SWMS) A Safe Work Method Statement (SWMS) is a document that outlines the high risk construction work activities to be carried out at a workplace, the hazards that may arise from these activities, and the measures to put in place to control the risks. Hydroblast carry out concrete hydro demolition using state of the art Aqua Cutter robots. Safe demolition methods for building demolition, nonexplosive expansive concrete demolition, and other controlled demolition settings make for better outcomes. and concrete cutting/sawing, tuck pointing and tunneling operations. Hydro demolition is a relatively new method of removing select portions of a hardened concrete structure. Indoor Demolition of Reinforced concrete in tight spaces safely and more effectively. This company consists of trained managers and seasonal field staff--providing versatile equipment, solutions, and quality service. That's a savings of about $1,000 on the cost to remove a concrete driveway. Below Grade Conveyor for moving materials located below ground level such as from a basement. A go-to place for scaffolding, compaction equipment, cement mixers, and more. Although only 8 years old, the structure had to be demolished to make way for new buildings in the hospital complex. If you're in the construction, engineering or landscaping business, then concrete demolition is sure to be a feature of many of your projects. It will be cut in two portions. While the final outcome of concrete demolition is a torn down structure, there are different concrete demolition techniques to make that happen. I have cut the grout and lifted the tiles, and now I need to remove the old thinset from the concrete. as demolition of buildings/concrete columns/slabs, site formation and excavation, etc. Expanding Grout is a non-explosive demolition agent used for breaking rock and concrete. Alternately, another method is to ascend a DM on a derrick which will then demolish the chimney from top to bottom, catch nets are fixed on the outer circumference of the chimney to prevent debris from falling. Unknown strengths or weaknesses of construction materials, such as post-tensioned concrete; Hazards created by the demolition methods used. CRACKAMITE is safe, environment friendly and a good and viable alternative to explosives and other traditional methods of quarrying and demolition. These range from sandblasting, which is used for surface preparation and rust removal on concrete and/or steel, to sawing, which is used for the full-depth removal of a given area. • Building codes and plan preparation: There are two methods of design used to provide compliance with local building codes, empirical design and engineered design. *Alternate materials of construction available. A-1 Concrete Cutting & Demolition is a 24 hour full service company specializing in concrete cutting, coredrilling, wall sawing, wire sawing, saw & seal, hard and soft demolition, excavation and penetrating radar. The method to be used can be determined by the budget of the project, the location of the building subject to demolition and the size of the building. Hello, We are looking at two items, concrete demolition in which we need to remove several inches and expose the existing reinforcing and secondly to prepare an Concrete Demolition and Surface Preparation - Structural engineering general discussion - Eng-Tips. Carry out Pre Demolition and Refurbishment survey to identify all asbestos containing materials present within each of the buildings, structures and sub floor structures – Encia Limited. Both types of breakers are mainly associated with minor demolition works, however they can also be attached to excavators for major demolition works. Concrete has become a very common construction material in most IAEA Member States and problems have occurred because of faulty construction practice. Concrete removal. 3 Location of the Concrete to be Removed 15 2. For tall concrete buildings, where neither explosive nor high reach demolition with an excavator is safe or practical, the "inside-out" method is used, whereby remotely operated mini-excavators demolish the building from the inside, whilst maintaining the outer walls of the building as a scaffolding, as each floor is demolished. Nexpro is a perfect Silent demolition option for when there is noise restrictions and you cant use typical loud demolition tools like jackhammers, diamond blade concrete cutter saw, and explosives. The downside? All potentially recyclable material gets mixed in with rubbish, and ends up in landfill. Treatment Chemicals. Overview of Concrete Demolition Methods Mechanical bursting highlights. Make sure you have all the necessary tools beforehand. Shoring for high walls. Selective interior and exterior demolition of wood, brick, metals, and concrete allow for recycling and future use in new structures, blending the old with the new. Interior Demolition Interior demolition is the taking apart of interior portions of a structure while preserving the exterior, usually in preparation for a renovation project. Demolition of buildings and structures are required for various reasons. Lift Plan 13. CONCRETE BRIDGE DEMOLITION METHODS AND EQUIPMENT. 6 has been revised to calculate cubic yards for concrete removal. 2 Any tree or shrub less than 4” DBH shall be removed from demolition limits. If temporary supports are. Peruse Craigslist for people seeking free fill, or see if you can find a concrete recycler in the area that will take it. What does demolition mean? Information and translations of demolition in the most comprehensive dictionary definitions resource on the web. (this method is practicable when the chimney diameter is not too large. The method most widely used in building demolition is called mechanical demolition, which involves the use of specialized equipment such as excavators equipped with tools for crushing concrete and shearing steel. The acceleration history of ground vibration at observed point was obtained. DEMOLITION, CLEARING, AND GRUBBING. Learn more about pool demolition methods, the pros and cons of each removal type, and how to find the right contractor for the job. A Non-Explosive Demolition Agent. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. CONSTRUCTION, DEMOLITION, AND RENOVATION some states Concrete, cinder blocks, drywall (sheetrock, ronmentally sound methods for managing com­. any of various other artificial building or paving materials, as those containing tar. Also known as Expansive Demolition Grout, it is designed to provide job sites with non-explosive solutions for the demolition of rock and concrete in environmentally sensitive areas. With the high levels of dust produced during construction, it will take several cleanings to remove it all. Then, the paper lists and describes a number of techniques and equipment employed in concrete bridge demolition along with discussions of actual bridge demolition projects and experiences. Due to increase in Construction and Demolition activities worldwide, the waste concrete after the destruction of any infrastructure is not used for any purpose which is totally loss in the economy of the country because natural resource are depleting day by day. Concrete cutting is one of the key techniques used in building demolition. a mass formed by coalescence or concretion of particles of matter. Method Statement for Demolition Work of Existing Boundary Wall. However, hydrodemolition is significantlyfaster than manual methods. Supervisory staff At all times of working, an experienced competent supervisor (Earthworks Foreman) will be present on-site. Several methods are used in concrete demolition, which is the first and most important step in replacing the concrete in case of excessive damage and building it all over again. Although expansive grouts, microblasting, and hydrodemolition are reasonably safe techniques, each has their own dangers and often are accompanied by drilling, sawcuts, and chipping. Turner has a culture that promotes an injury-free environment and provides the safest workplace possible for our employees, subcontractors, clients and others who enter our construction sites. Petersburg for CSDA. Bill's Custom Concrete & Yard Drainage Oklahoma City specializes in concrete driveway, patios, slab repair, & all kinds of concrete work in OKC and surrounding areas. Download 3 FREE Ready-To-Use Safe Work Method Statements (SWMS) For High-Risk Construction Activities PLUS A Guide & Template To Create SWMS For Any Activity This FREE SWMS Starter Pack includes: 3 ready-to-use SWMS for high-risk activities (excavation works, working at heights & demolition & clearing works) that you can start using in your. prepare the hard stand areas, spoil trucks, concrete mixers and concrete pumps, small cranes to handle reinforcement cages and formwork elements, and 60 to 90-tonne cranes to erect the precast concrete shells for the main north support column of the bridge, the temporary launching structure, the launching equipment, the structural. If a building collapses due to fire or other hazards, concrete and other heavy materials are not reduced to powder. This makes Brokk the perfect fit. If these things are important to you and your business or company, tilt up construction is the building method for you. 2 Fire-damaged, ruinous and structurally unsound buildings or structures 33 6. Concrete elements are crafted to withstand tremendous pressures. This requires extensive use of the police to enforce exclusion zones as well as pre- and post-demolition structural inspections for a substantial radius (in the order of quarter or half a mile). We specialise in concrete & bridge demolition, and modification of complex structures. When it comes to concrete demolition, the use of expansive chemical demolition agents is one of the more exciting and progressive methods for advancing structural and concrete demolition. These considerations were. Access & Fall Protection 11. Advantages of Concrete Recycling:. employed in partial demolition, care should be exercised to ensure that the process does not damage the reinforcement or concrete bond within the retained concrete. The sanitary sewer line shall be plugged or capped at or before the time of demolition. With over 30 years of experience, Gilpin Demolition Group LTD has gained a considerable amount of knowledge and competency in the demolition industry and is well respected amongst fellow experts. concrete to facilitate placement and finishing with minimal segregation and bleeding. PART 1 - GENERAL 1. London's Leading Concrete Crunching Contractors. approximate a percentage of the overall project waste that these materials represent. You can use same method to calculate any grade of concrete. Almost all job site wastes are recyclable. Untreated wood and green wastes can be used as mulch or processed into compost;. Most structures and job sites are filled with concrete, but properly demolishing it requires more than a one size fits all solution. Reusing concrete can a good way to reduce construction costs while providing some benefits to the environment. What does demolition mean? Information and translations of demolition in the most comprehensive dictionary definitions resource on the web. High Pressure Water Jet Concrete Demolition is also much safer, faster and more effective than hand lancing, which is a simpler and more basic form of water jetting which is sometimes incorrectly referred to as hydrodemolition. From General Contractors to individual owners, our client list reads as a who's who in major building projects in the Delaware Valley. Louis, Missouri Concrete Strategies performed the site concrete and elevated structural concrete for this project. The sanitary sewer line shall be plugged or capped at or before the time of demolition. Demolishing a one-story house is a lot different than demolishing a 40-story building. By tapping (pretty hard but not hard enough to damage tile) you are breaking the bond that the thinset has. For the time being the best alternative is a pyrotechnical rock breaking technolgoy, namely SAFEX. Demolition Method Statement Brickyard Farm Newtown Road Biddulph ST8 7S 8 - OPERATION NO 3: CABLE STRIPPING 8. Overview of Concrete Demolition Methods Mechanical bursting highlights. After observing the hydro-demolition and inspecting the surface for unsound concrete and resteel integrity this office was very satisfied with the demolition process. If your concrete is 4 in (10 cm) thick or less, try using a sledgehammer. It is a concrete cutting, granite breaking and general demolition solution. We have a great reputation amongst homeowners and builders. Causes no vibrations or micro-cracks. The drawing also shows a 4-inch-thick concrete slab reinforced with welded wire mesh. This safe system of work may be in the form of a safety method statement identifying the sequence required to prevent accidental collapse of the structure. Methods of Concrete Removal/Demolition 1. Pour and finish concrete. Aggregate Technologies has embraced the use of non-explosive chemical demolition, and the results have been overwhelmingly positive. Most contractors, even though not demolition specialists, will have to demolish portions of structures as part of their repair and remodeling business. Wall to pour with concrete to the required concrete strength. Ready to get started?. • Building codes and plan preparation: There are two methods of design used to provide compliance with local building codes, empirical design and engineered design. Parker Concrete Inc specializes in concrete construction in Portland and surrounding areas. DEMOLiTiOn AnD ASSOCiATED WOrkS - 11 JunE 2013 6 DEMOLiTiOn METHOD ST ATEMEnT www. 6/4/2019 Second Time is a Charm in St. High Pressure Water Jet Concrete Demolition is also much safer, faster and more effective than hand lancing, which is a simpler and more basic form of water jetting which is sometimes incorrectly referred to as hydrodemolition. 1 Wetting Method: All exposed RACM shall be adequately wetted and kept wet during cutting, stripping, demolition, renovation, removal and handling operations both inside and outside of a building, except when the methods specified in subsections 11-2-303. Hiring a contractor just to demolish a 12 x 14-ft. How To Make a Concrete Coffee Table - BEAUTIFUL and EASY. 6 million tons of construction and demolition waste was landfilled in 2013. It was named Portland cement because it looked like the. Hello, We are looking at two items, concrete demolition in which we need to remove several inches and expose the existing reinforcing and secondly to prepare an Concrete Demolition and Surface Preparation - Structural engineering general discussion - Eng-Tips. Choosing the best method often depends on the size and shape of the concrete pieces to be recycled. Safe work method statements are required for all high risk construction work, including any construction work that involves the demolition of an element of a structure that is load-bearing or otherwise related to the physical integrity of a structure. This method utilises specialised sawing equipment that is powerful. Use a sledgehammer for thin slabs. For example, demolition projects must achieve a 50% recycling rate if asphalt and concrete are included, and a 15% recycling rate excluding asphalt and concrete. In 1994, the business moved to Southern Oregon – and, in 2004 we became incorporated- and, are now known as Viking Concrete Cutting Inc. A 30-yard container works well for mid-size landscaping cleanups or light demolition, while a 40-yard container is ideal for large remodels or bulky construction materials. Anchorage and other details for party walls. Green Buildings and Construction and Demolition (C&D) Construction and Demolition (C&D) debris consists of the waste generated during construction, renovation, and demolition projects. Finally, the paper outlines and discusses some safety issues related to the bridge demolition process. HYDRODEMOLITION. By combining all our services we can carry out the controlled removal of complete staircases, floors, walls etc. So when 4,000 psi concrete is specified for a concrete beam, this means that the actual placed concrete should have a compression strength above 4,000 psi after 28 days. Method Statement Template. Productivity issues can be divided into macro-and micro-level. For example, unlike jackhammers, which forcefully batter through concrete and create microfractures that can significantly damage structure integrity, the high-pressure water used in hydrodemolition widens existing pores and microcracks, breaking the concrete apart in a controlled manner. Relative Humidity (RH) Test Kit. We utilize diamond-cutting systems as they provide significant cost advantages over conventional concrete removal methods. Kit has had involvement in the concrete construction industry performing concrete cutting, demolition, dispatching, estimating, and project management since 1980. The advantage of explosives is their adaptability and flexibility in getting the job done. Our professional staff has over 50 years of combined experience. In order to ensure the safety of your operators, our demolition spec excavators (K series) are built with a number of special features. A safe work method statement (SWMS) must be prepared before the high risk construction work starts. What do I need to do before demolition? Gather knowledge. EFFC - Breaking Down of Concrete Piles 5 May 2015 Typical Hydro-demolition Pile Breaker This method of pile breaking can in theory be adopted for all types of bearing and wall piles and diaphragm walls. If your concrete is 4 in (10 cm) thick or less, try using a sledgehammer. EPA/600/R-15/111 Methodology to Estimate the Quantity, Composition, and Management of Construction and Demolition Debris in the United States U. The empirical. Casting of concrete - Ready mix • Before concrete is cast inspections will take place by a competent person. While the final outcome of concrete demolition is a torn down structure, there are different concrete demolition techniques to make that happen. In addition to the design and method of temporary supports a safe system of work may include:. See reviews, photos, directions, phone numbers and more for the best Concrete Breaking, Cutting & Sawing in Las Vegas, NV. 9 Demolition of Secondary Beam (Manual Method) 61 Figure 4. For tall concrete buildings, where neither explosive nor high reach demolition with an excavator is safe or practical, the "inside-out" method is used, whereby remotely operated mini-excavators demolish the building from the inside, whilst maintaining the outer walls of the building as a scaffolding, as each floor is demolished. Demolition methods and processes for buildings and other structures are described. Choosing the best method often depends on the size and shape of the concrete pieces to be recycled. • With proper milling, only sound concrete remains. Remove all unsound concrete, using lightweight demolition hammers, not to exceed 18 pounds in weight. SWMS are required for high risk construction work activities,. Suggest the particular problem situation is mentioned first; for example To avoid rocks falling from the hill side along road X leading to Town Y a RC concrete RW is suggested. 1 Any electrical cabling will be removed for recycling prior to soft stripping and the demolition of the structure. include: concrete, bricks, metals, wood/timber, etc - Calculating the respective quantity of demolition waste to be generated - Setting targets for maximum resource recovery of demolition waste • Develop Method Statement for Sequential Demolition by: - Identifying part of the building structures with higher concrete. 6/4/2019 The Best in Concrete Renovation Honored at WOC Ceremony. Time saving methods are more expensive than the slower ones. Concrete can either be hammered to the ground or panelized and moved away from the bridge. One of the most common methods of bridge demolition is to use explosives. These considerations were. Controlled Demolition. But the moment you excavate some material from below the concrete, the job becomes so much easier. Each bridge demolition Southern Crushed Concrete takes on is tailored to the individual project’s needs. No matter how big or small your demolition job, JSEAsy can help you easily build your site specific SWMS for your project in minutes. Hydrodemolition removes a layer of concrete by shooting a jet of high pressure water into the material. Precast concrete components shall be dismantled and removed in a similar manner and sequence as the original installation procedure. Handbook of recycled concrete and demolition waste summarises key recent research in achieving these goals. Concrete flat sawing is the most identified diamond cutting method. First Cut UK Ltd a specialist contractor providing Concrete Cutting, Diamond Drilling, Crunching, Bursting and Robotic Controlled Demolition services to the Construction and Civil sectors. 1/9/2019 Navy Captain Kent Ewing to Headline 2019 CSDA Convention. Everly On The Loop — St. Use a sledgehammer for thin slabs. By using chemicals. 3 Alternative Concrete Demolition Methods Concrete is one of the most common materials a demolition contractor deals with. Also referred to as 'track sawing', it is an effective method of concrete sawing which can be applied to reinforced concrete walls and floors.