Always use extreme caution when working with flammable liquids. As with all construction equipment, the safe operation of concrete pumps. Pumped concretepump types, working, technique and applications. A concrete pump is an important part of any construction project. The workload of course is based on how well the economy is fairing. Types of concrete pumps how to choose from our large. A safe and successful day begins when you arrive at work on time, rested and with a clear head. The pumping operation starts with the discharge of the concrete, usually from a ready mix truck, into a. May 25, 2017 before we understand the working or operation of a concrete batch plant. Manufacturers shall recommend uses, surface preparation, mixing instructions, applications, finishing requirements, and curing. In this video we record a day at work using a concrete pump to pour footers and piers. American concrete pumping association certification program for concrete pump operators objectives to raise the professional standards of the concrete pumping industry in general, and of concrete pump operators, in particular to improve the safety awareness and practice of concrete pump operators. In the construction process, we often use concrete pump which is a convenient tool to reduce the human labor and improve the working efficiency. How does a concrete batch plant work operation of concrete.
A short length of pipe with one end blanked off and a connection for a water. Pump manufacturers offer a variety of different line pumps to meet a wide variety of needs. A concrete pump is a machine used for transferring liquid concrete by pumping. Concrete pump delivery industry guidelines ccaa offices national office level 10, 163175 oriordan street mascot nsw 2020 postal address po box 124 mascot nsw 1460 telephone 61 2 9667 8300 facsimile 61 2 9693 5234 brisbane office suite 2, level 2 485 ipswich road annerley qld 4103 telephone 61 7 3227 5200 facsimile 61 7 3892. A concrete pump mounted on a selfpropelled lorry see fig 3 above. The ready mixed concrete arrives on the construction site and pours the concrete into the hopper of the concrete pump. Remember the pumps engine gives off deadly carbon monoxide gas.
The hopper also has an auger that churns the concrete keeping it liquid and. Controls for the outriggers are located on the sides of the concrete pump truck. This method is used where large quantity of concrete work is involved at greater height, where other means of transporting is not easy to do. Concrete pumps and pumping information a guide to concrete pumps, equipment and jobsite safety. Working mechanism of a centrifugal pump a centrifugal pump is one of the simplest pieces of equipment in any process plant. Apply to concrete pump operator, truck driver, plant operator and more. How a concrete pump works foxcrete concrete pumping. Over the longterm, a concrete pump from liebherr will prove.
From this motion, a suction pressure is created inside the pump. Safety, health and welfare at work construction regulations 20 s. How a concrete pump works putzmeister concrete pump. However, these cuttingedge concrete pumping machines are equally effective and economical for small to medium sized construction projects, regardless if it a commercial or residential. It has become clear to members of the interest group that such a good practice guide is necessary to define safe systems of work to ensure the solid foundations. Pipeline connecting the high pressure line pump to the separate placing boom must be able to withstand the pressure generated by the pump. It not only can save a lot of labour, but improve working efficient. Safe use of concrete pumps uks largest concrete pump hire. It is known as a boom concrete pump because it uses a remotecontrolled articulating robotic arm calle. The company takes pride in clean mixer trucks and uniforms. Certification thus permits concrete pump operators to raise the professional standards of the industry by maintaining and improving safe operation of concrete pumps.
Concrete pump operator, technician, line pump trainee and more on. Thaty why many customers would like to buy a concrete pump for his construction projects. Safety and stability of the concrete pump during operation is provided by the front and back outriggers. The fluid in screw pumps moves between the screw threads and is displaced axially as the screws rotate and mesh. The extent of the wear depends on the composition of the concrete. Everdigm boom pumps are based on ffh oil pressure system, and its superior performance is approved in international market.
A synchronized valve enables concrete from the two cylinders to go into one pump discharge line. The acpa has a wide catalog of concrete pumping safety decals, dvds, cds, posters, publications, and safety certification and training manuals available. Through a rigorous, 100point inspection, cpr certifies preowned tradein pumps from the u. The fluid in screw pumps moves between the screw threads and is displaced axially. A few common valve types are gate, rock, swing tube, ball, or c tube. A concrete pump mounted on a trailer that can be towed also known as a static pump. Weighing in at 100,000 pounds, the 56zmeter is light and compact enough to maneuver and pump in spaces where other 50meter class booms simply cannot fit. Concrete burns sand contained in fresh concrete is abrasive to bare skin portland is an alkaline. Do you know whats the working principle of concrete pump. Every cprcertified pump has a 30day limited warranty in north america with all inspection reports made available. It is a machine that combines various ingredients like aggregates, sand, water, cement and additives.
This document will provide the guidance necessary to ensure that the operations involving concrete pumps are carried out safely and efficiently. The powerful hydraulic system of the concrete pump with guidance from the. The concrete is fed into the hopper of the direct acting pump. Standard operating procedure sop 17 page 5 surface coatings for concrete shall meet the current requirements of section 836 of the georgia department of transportation specifications. The hopper has a mesh grate the concrete falls through which prevents any large rocks or chunks from plugging the pump truck hoses.
What concrete pumps do, how they work, different types of concrete pump and the advantages of schwing concrete pumps. A structure may employ either concrete blocks or poured concrete. Putzmeister offers a range of concrete pumps to choose from. Once the hazard profile for the local concrete pumping operation has been established, the.
Concrete pump booms are subjected to vibrations that increase mechanical stress and shorten their lifespan. They have a horizontal piston as shown in the below figure. Jul 26, 2010 very quick explanation of how a concrete pump works. High rise concrete pumping specialised concrete pumping. Certification applies to individuals and is granted by the american concrete pumping association to. Work the term work includes all labor, materials, equipment and services required of the contractor, as shown, described or. It is important to understand the basic components and structure of a batching plant.
Concrete differs significantly from country to country and even within a country. The innovative pump units, hydraulic system and state of theart control ensures costeffective operation of the concrete pump. Pumped concrete is the concrete which is transported to heights by means of pumping using concrete pumps. Also, the greater the percentage of coarse agg r egate in the mix, the more particle interf e r ence is apt to develop because of line re d u c t i o n. Concrete pump machine choosing best pump from aimix.
Screw pumps also falls in the category of rotary pumps and have the same mechanism and principle. It takes far more energy to pump concrete through a reducer 4 feet long than one 8 feet long. This is why the concrete placement industry has different concrete pump types for different applications. Review different pump types commonly used understand the difference between centrifugal pumps and positive displacement pumps understand the working principle of the tuthill. It is known as a boom concrete pump because it uses a remotecontrolled articulating robotic arm called a boom to place concrete accurately boom pumps are used. This document explains the industry standards to operate, maintain and dispose of concrete pumping equipment. It is then suited to pumping with the aid of special pumping machines. It can contribute to the corrosion of reinforcing steel and is prohibited or very limited in most structural concrete applications. This valve is often used to distinguish one type of pump from another. Concrete work is also easy to learn, although it can be backbreaking. With the 56zmeter, putzmeister makes it possible to get the reach of the 50meter class in a boom pump with a smaller footprint.
The new substructure with intelligent technology the new i frame concept offers improved torsional properties in comparison to the fixed frames. Overview of stationary concrete pumps crawler concrete pumps the crawler concrete pumps are particularly suited for building site applications in which the working position is regularly changed. You will get a full information after learning about working principle and composition of the truck. For example, easier and quicker replacement of wear parts. Screw pumps are the only type of pumps which are different from other rotary displacement pumps because of the axial flow of the fluid through their pumping elements. Operating and maintaining a concrete pump requires a serious commitment to safety and a clear strategy for the days work. The tools needed for concrete work include woodworking tools for building forms, a hammer, hand crosscut saw, portable circular saw, measuring tape, square, level and string level, along with a small sledge and a maul.
Nonchloride accelerators are used in structural concrete because they do not. The first type of concrete pump is attached to a truck or longer units are on semitrailers. After studying the currently available concrete pumps, three working conditions were chosen. Under the influence of high pressure, concrete material can be pumped along the pipeline continuously. The system for pumping concrete essentially consists of a hopper into which the concrete is discharged from the mixer, which in turn, feeds the concrete pump itself and finally the delivery pipelines through which the concrete is delivered.
This paper aims to study the problem by considering the two subsystems, the boom and the. The working of the direct acting pump is such a way that, during the suction stroke the inlet valve opens while the outlet valve remains. This industry standard provides guidance for the safe operation and maintenance of concrete pumping equipment. A concrete pump in its simplest form is best represented by a stationary concrete pump. It is used in transferring liquid concrete by pumping it to the construction site. Concrete pump machine is an effective tool for pumping various concrete materials. Components of reciprocating pump the main components of reciprocating pump are.
As for the current zoomlion concrete pump does not meet the feasibility of shooting. Concrete is a sturdy, durable and affordable construction material, therefore it is extensively used. Ptk1581s id kit complete cap and plug kit for schwing concrete pumps all kits contain metal plugs or caps in polypropylene clear boxes with id labels for easy identification. When using the monitoring switch a spare function can be switched on additionally which enables a continuous working of the concrete. Benefits of using concrete pump in construction project it is a common sight to see concrete pumps being used in a largescale commercial construction project. Understanding the concrete pump machine working principle.
There are basically two types of concrete pumps used for transporting, they are. Putzmeister develops, produces, sells and serves its customers worldwide with technically highquality and serviceoriented machines in the following areas. When refueling, stop the engine and allow it to cool. Reciprocating pump is a positive displacement pump where certain volume of liquid is collected in enclosed volume and is discharged using pressure to the required application. Job description hazard identification hazard controls. Calcium chloride is widely used in nonstructural concrete. Concrete pump delivery industry guidelines ccaa offices national office level 10, 163175 oriordan street mascot nsw 2020 postal address po box 124 mascot nsw 1460 telephone 61 2 9667 8300 facsimile 61 2 9693 5234 brisbane office suite 2, level 2 485 ipswich road annerley qld 4103 telephone 61 7 3227 5200 facsimile 61 7 3892 5655. The concrete pump is designed to safely pump wet concrete through a delivery system of pipes and hoses within its published ratings and specifications. Bsf36 truckmounted concrete pump new generation high performance machine. Pdf this research aims to study on shooting of concrete pumping up to 500 meters and. Generally, direct acting pumps are the commonly used types of pumps for pumping of concrete.
Concrete basicsaims to provide a clear, concise explanation of all aspects of making quality concrete. Concrete basicsaddresses the needs of unskilled and semiskilled persons undertaking general concreting projects including home and handyman projects. Additions to this, resulting in other types of concrete pump are. Concrete pumping april 2004 industry standard the information contained in this publication is protected by. Working principle of concrete pump truck the rubber tube is squeezed when rolling with the roller, so that the. Always refuel in a wellventilated area, away from sparks and open flames. Strong bases ph of 12 are just as hazardous as strong acids to the skin but have no initial signs of pain such as a burning sensation. How a concrete pump works concrete construction magazine. Its purpose is to convert energy of a prime mover a electric motor or turbine first into velocity or kinetic energy and then into pressure energy of a fluid that is being pumped. Concrete pump blow ck burst lines 3 ensure that all safety features are fitted and used on concrete pumps as per code of practice pumping concrete. Safe use of concrete pumps uks largest concrete pump.
These versatile, portable units are typically used to pump not only structural concrete, but also grout, wet screeds, mortar, shotcrete, foamed concrete, and sludge. Working pressure psi burst pressure psi pt64blue48 3 1. Saw operators and adjacent workers will wear hearing and eye protection when operating saws. Concrete is difficult to work with as a construction material. We have mobile concrete plants installations in philippiness city like. Concrete pumps and concrete pumping information the. Rock miller, pool crafters blastcrete pumps are the most simple and safe concrete pumps on the market to maintain and operate. Stationary concrete pumps have 3 types of pumping systems that vary according to the brand and specifications of each machine. The amazing concrete pump machine and how it works youtube. Lowemission, environmentallyfriendly engine tier 4 large, protected suction opening for optimum cooling performance. Expected pressures nearest the pump can be up to 3200psi.
The ingenious geometry of putzmeister concrete pumps was designed for all standard concretes. Position yourself where exposure to burst lines is limited hard hat should be worn on site when pumping concrete 1 concrete pump operator wash down 2 inadequate methods of plant wash down. In order to gain a better knowledge of the concrete pump machine working principle, you ought to search for such information online. Osha standard job description hazard identification hazard controls laying out footing forms 1. Pdf design of automobile concrete pump researchgate. We will introduce for you in the following passage. Arrive on time so you dont need to rush and take shortcuts.
The working of this type of pump is purely by reciprocal motion of the piston. On the day, the concrete pump is set up by a competent concrete pump operator next to the slab. The innovative pump units, hydraulic system and stateoftheart control ensures costeffective operation of the concrete pump. The hopper is located at the back of the concrete pump. A two truck agitator feed is preferred and has the potential of pumping 80 cubic metres per hour of concrete. How a concrete pumper works, cool facts, and how much they cost. Stability of the concrete pump during operation is provided by the outriggers and front jack. Administrator, for her help with the field work on the i70 over kaw drive project. Concrete pump attachment weve completed three jobs with our d6528 attachment, and its already paid for itself. Everdigm offers new paradigm in boom pumps industry with highly. Anyone working in the construction industry, dealing with all kids of constructions and concrete structures, knows that concrete pumps are indispensable for certain jobs.
The pistons are driven by hydraulic cylinders powered by a hydraulic pump. Fo l l ow ing is a brief description of the op e ration of a concrete piston pump and how the different va l ve sys tems work. The control system is electric and fully automatic. Other than capacity, the main difference between the various types of concrete pumps is determined by the additional equipment that comes as part of the pump. The simple answer to how concrete pumps work is, a concrete truck discharges its concrete into a hopper on the back of the pump truck. Use this document to establish and maintain a safe working environment when using concrete pumping. Reciprocating pumps are more suitable for low volumes of flow at high pressures. Concrete pumping hose catalog premium fabric and steel reinforced concrete hose cobra concrete hose contractors water hose assemblies jackhammer hose assemblies bulk red air hose assemblies pressure washer hose assemblies air tool hose assemblies yellow wire air hose single and double jacket contractors fire hose. Benefits of using concrete pump in construction works.
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