Maintenance of concrete pumps health and safety hub. Estimation of the pumping pressure from concrete composition. Concrete pumping campaign 2009 worksafe queensland. A study of the following paragraphs is important to the successful operation of your new directflo concrete placer. Consistency is the ability of freshly mixed concrete to flow. The motion of concrete always in the form of impulse. The same thoroughness applies to a used pump purchased from our extensive inventory. Ksu142 final report december 2016 best practices for concrete pumping kyle a. Line pumps can be truck or trailermounted and use flexible tubing to convey concrete. Benefits of using concrete pump in construction works. Truck mixer concrete pumps are ideal for smaller building sites. A concrete pump is a tool for conveying liquid concrete.
Other standard features include a variable volume piston pump and a. The concrete pump range also includes concrete distributors or climbing booms. Pumped concretepump types, working, technique and applications. The first suspect spot for blockage is the reducer, which connects the concrete pump to the pipeline system. Concrete pump xr536 reinert pumps concrete pump xr636 concrete pump xr642 theoretical concrete output c. The operator must havc taken pan in the concrete pump operators training programs provided by the american concrete pumping association and have received a. Concrete pumping plant has a high risk level therefore it is extremely important to use plant that is manufactured and maintained to high standards. Reinert trailermounted concrete pumps are dieselpowered and range from 20 cyph to 60 cyph. From different lighting kits and splash guards to custom paint, graphics and design, we will ensure your concrete pump is outfitted for the kinds of work you do. Slump is a measure of concrete consistency or fluidity. Boom pumps 123 1724m 2 2528m 6 2935m 26 3641m 46 4249m 27 5059m 8 60m and up 3 other 0 pumpstar 0 dy 0 line pumps 11 schwing 1 putzmeister 3 alliance 1 morgen 0. Piston head pressure maximum aggregate concrete cylinder diameter concrete cylinder stroke discharge diameter material valve main hydraulic pump hydraulic tank capacity diesel engine fuel tank capacity hopper capacity axle tires. As we make adjustments due to covid19, we ask that you contact us at 8885510249 or 93148457 international from 8.
A number of different designs of concrete pump were developed in the first half of the 20th century but it was friedrich wilhelm schwings company schwing. Do not attempt to pump very old concrete or concrete other than a pump mix. Safe use of concrete pumps concrete pumping nationwide. Fourinch 4 slump is very common with normal weight concrete and is a good average slump for pumping. Concrete gang l medium to severe possible death move away from end hose during boom movement. Main pump this is the main pump which delivers oil for the pumping cylinders. Concrete cylinder diameter concrete cylinder stroke discharge diameter material valve main hydraulic pump hydraulic tank capacity diesel engine fuel tank capacity hopper capacity axle tires brakes length width hopper height weight dry. But our experience isnt the only reason to call us reinerts lineup features our unique, innovative design hinge valve that enables you to quickly and easily maintain your pump. For given proportions of cement and aggregates without admixtures, the higher the slump, the wetter the mix. Previous studies show that the pumping pressure depends on the interface friction between concrete and the wall of the pumping pipes.
Svalve manifold directs oil flow to either shift cylinder. While the ease of pumping depends on the type of pump available, the distance over which concrete is to be pumped, and the properties of the concrete, a number of finer aspects can affect the operation. We offer a large inventory of parts to help keep your pump operating in top condition. Pumping concrete through metal pipelines by piston pumps was introduced in the united states in milwaukee in 1933. Boom pumps use a rotating, articulating boom that carries a pipeline to convey concrete. All models of reinert concrete, grout and masonry pumps feature a patented hinge valve, giving you easy access for inspection of the valve cups and material. With the easy addition of a tag axle, the unit becomes frostlaw. 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.
Feb 23, 2014 while the ease of pumping depends on the type of pump available, the distance over which concrete is to be pumped, and the properties of the concrete, a number of finer aspects can affect the operation. Putzmeisters innovative 38z5meter features a completely brand new design for its fivesection boom arm and pedestal for increased maneuverability, a reduced boom unfolding height, reduced overall weight, and a more userfriendly design. The pipe material is to have a technical specification suitable for the characteristics of the concrete pump. These pumps are designed for shotcrete, pearock and structural mix pumping. Tell us what you want refurbished and we can do it or buy a warranted used pump that has been reconditioned and, in some cases, retrucked. However, the output of the pipe should maintain a constant flow. Reinert offers trailermounted concrete pumps and grout pumps ranging from 10 cyph up to 90 cyph, ensuring we have the right pump for your specific needs. Reinert concrete pumps has been providing the construction industry with topquality small line trailermounted pumps for more than 45 years. Concrete gang to be alert broken limbs, severe injury caused by whiplash of placing hoses.
This document will provide the guidance necessary to ensure that the operations involving concrete pumps are carried out safely and efficiently. The operator must havc read and fully understand the safety manual provided by the manufacturer, and taken part in all safety training programs provided by his employer. Concrete pipelines operate at high pressures and the consequences of a ruptured line can cause serious injuries and fatalities. A mild steel pipe will require a higher wall thickness to be able to withstand pressure in a concrete pump. The innovative pump units, hydraulic system and stateoftheart control ensures costeffective operation of the concrete pump. This item is a reinert xr536 concrete pump with the following. Reinert concrete, grout and masonry pumps florence, kentucky. Concrete splashing into eyes from the end hose concrete gang h low goggles must be worn concrete burns to hands and feet concrete gang l medium to severe gloves, safety wellingtons and barrier cream must be worn falls or injury to hands, arms, ankles, legs etc from falling on mesh concrete gang pump operator m medium to severe plywood sheets. Aci defines pumped concrete as concrete that is transported through hose or pipe by means of a pump.
Delivery line the boom is equipped with a 5 in induction hardened delivery line mounted in easy liftout brackets for simple. For the best performance and value in concrete pumps, trust reinert. Pumping equipment consists of pumps which are three types. A quick buildup in pressure prior to the jam indicates the. An incident has occurred on one of our projects where the driveroperator of a mobile concrete pump received significant injuries to both lower legs whilst attempting to clean out the concrete hopper at the rear of the pump. Piston head pressure maximum aggregate concrete cylinder diameter concrete cylinder stroke discharge diameter material valve main hydraulic pump hydraulic tank capacity diesel engine fuel tank capacity hopper capacity axle tires brakes. With our full fleet of equipment and tools from top tier manufacturers, you can be assured we have the equipment you need, at a local branch near you. The yield stress of these concrete are lower than conventional concrete 1, and then causes a part of the concrete to be sheared during pumping 2 34. All models of our concrete and masonry pumps feature our patented hinge valve, giving you easy access for inspection of the valve cups and material cylinders. Accumulator pump, boom pump and accessory pumps are all roxroth. 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. Concrete pump owners and operators are faced with the challenge of finding safe, effective methods for thoroughly cleaning their concrete pumps.
Masonry pump zr318 reinert pumps masonry pump zr430 masonry pump xr536 theoretical grout output c. Truckmounted concrete pump 24 m truck mounted concrete pump. Microscopic examination shows most fly ash particles are spherical and act like miniature ball bearings, aiding the movement of the concrete by reducing frictional losses in the pump and piping. Concrete masonry equipment and tools united rentals. Using a concrete pump set up clean up requires not only knowing how to operate it, but also how to protect your equipment and job site when setting up and cleaning up at jed alliance group, we work every single day with restoring concrete pumps in our florida facility. To provide a budget friendly solution to this industrywide issue, envirosystems developed our cretebuster, a fastacting, environmentally friendly, concrete remover.
Concrete gang l severe or death do not kink placing hoses in the ground line. The squeeze concrete pumps convey concrete by squeezing its pumping tube installed in the cylindrical drum as shown in the below figure. Pump and pipeline method of transportation of concrete. This was made after a 150 diecast model of the schwing s 58 sx concrete pump. A lot of hours were spent in taking every measurement possible with a vernier caliper, most of the parts are very accurate but i had to improvise where i could not take the measurements or where the pump can no longer be disassembled without it been damaged.
Accumulator pressure is also utilized to control the main pump controllers. By using high quality, genuine reinert parts, you will get the best performance and cost effectiveness from your reinert pump. The uniquely designed hopper on reinert pumps reduces material buildup in the hopper and allows for a quick and easy cleanup. Buy it asis and your concrete pump benefits from a boom inspection and general overview. This friction is determined by the thickness and the rheology of the boundary layer formed at the interface. With our full fleet of equipment and tools from top tier manufacturers, you can be assured we have the equipment you need, at a local branch near you for delivery or pickup. The pump operator shall check for a suitable work platform or scaffolding upon arrival at a job site. If the concrete forming does not have either a suitable work platform or scaffolding then the pump operator shall advise the site supervisor of the worksafebc requirements and hand out a copy of this advisory. Because cleanup is an essential part of any concrete project, when you can make that step go faster and easier, think of what youll save in time, labor and money.
Serious incidents with concrete pumps include the following. This concrete pump used mechanical linkages to operate the pump and usually pumped through pipelines 6 in. This pump has a fully adjustable volume control which allows very slow pumping while retaining full concrete pressure and boom speed. Whether you are looking for concrete pumps, grout pumps or masonry pumps, you can find it all at reinert.
Reinert pumps are ideal for pumping small slabs, multistory slabs, blockfilling, and shotcrete. A new method is proposed to estimate pumping pressure based on concrete composition without experimental measurements. Concrete pumps two types of concrete pumps see figure 1 are used. 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. Studies have shown that fly ash can be twice as effective as cement in improving workability. Purple wave is selling a used concrete pump in oklahoma. The second type of pump is squeezed concrete pumps. Hydraulic oil cooler the fan is operated by a hydraulic motor for efficiency and maximum cooling and is controlled by a temperature sensor, with a manual override. Over a period of more than half a century, concrete pumps have slowly taken over from other methods of transferring liquid concrete. The item youve selected was not added to your cart. A rise in line resistance, as shown on the pump pressure gauge, indicates line blockage. Liebherr provide a comprehensive range which encompasses the whole of concrete technology from a single source, from the production of concrete, to concrete transport and installing concrete on the. Your new small line concrete pump has been designed to give you many years of service when operated properly. All reinert stube concrete pumps include the hinge valve as standard equipment.