CONCRETE PUMP HOSE WHIP Related Information

Concrete Pump Hose Whips, Killing Worker - ABC Renda

Apr 30, 2019 · Propelled by the pump and the compressed air, the blockage moved faster and faster through the pipeline. Seeing no flow, the operator pushed the emergency stop, but it was too late. The air and concrete blasted out, causing the hose to whip. Hose whipping accidents can be prevented. Before starting a pour, warn workers of the hazard of hose

Hoses - Concrete Pump Supply

Jun 25, 2018 · Trapped Air Pressurized To Hundreds Of Pounds Per Square Inch Inside A Pumper Hose. Its Sudden Release Caused A Hose To Whip Violently, Throwing A Worker. Inside the pipeline of a concrete pumper, air can get trapped and compress to hundreds. of pounds per square inch of pressure.

Week of April 21, 2014 - ETEBA

Week of April 21, 2014 – The Use of Whip Checks Recently, a concrete pump truck was pumping concrete into the walkway of a house while a worker held the end hose. The rubber hose was 20 feet long and had a coupling device attached at the end. The operator of the concrete pump truck saw that the concrete had stopped flowing out of the hose. He

Why use a concrete pump washout facility - MBR

Apr 08, 2020 · Watch out for hose whip. Be aware of "hose whip", which is where the rubber hose attached to the end of your concrete delivery line gets out of control and whips itself around. This can put yourself and others at risk. To avoid this, operators should remove the rubber hose and reducers from the end of the delivery line before cleaning.

Concrete pumpers - WorkSafeBC

Concrete Pump Hose Whips, Killing Worker. Trapped air pressurized to hundreds of pounds per square inch inside a pumper hose. Its sudden release caused a hose to whip violently, throwing a worker.

Concrete placement hose Avon IVG Colbachini

concrete placement hose, with special textile plies used for concrete placement at casting locations; it is used as end hose in the concrete pump lines. The hose withstands suction under cleaning operations. Advantage: the hose absorbs shocks and vibrations and prevents the whip effect, making concrete pumping operations safer.

OSHA and Whip Checks, are they on and IN PLACE and if not

Oct 28, 2016 · Hose-to-hose whip checks have spring-loaded loop ends that sucure over the hose ends for a firm grip. Hose to tool whip checks have a spring load loop on one end and a choker on the other.

Concrete Pumping hose whip - YouTube

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Concrete Pump Hose 100bar - Flexible Hose Manufacturer

Concrete Pump Hose 100bar Anti-whip concrete placement, absorbs shocks and vibrations and makes concrete pumping operations safer, abrasion resistant. Tube: black, smooth, NR/SBR rubber, that withstands the abrasive action of the concrete. Reinforcement: plies of steel wire cord.

How to Specify and Use Concrete Pumplines| Concrete

Jun 06, 2012 · Most workers probably aren't sufficiently aware of hose-whipping. This phenomenon can happen at the start of delivery when concrete is first pumped through the line, whenever the line is broken apart and reassembled, or when the concrete level in the pump hopper gets too low, allowing air to enter the pump.

CONCRETE PUMPING SAFETY – Indiana Constructors, Inc.

Hose blowouts and hose whipping are serious hazards that can cause injuries while workers are pumping concrete. Air trapped in a delivery line can cause hose blowouts and/or hose whipping. When the air is released, the end of the hose can whip and cause injury to workers in the area. Air in the delivery system itself is not the hazard.

Background Information - American Concrete Pumping …

Air ingression to concrete pumping delivery pipelines has revealed itself as a considerable hazard under certain circumstances. Injuries to placing crew personnel have been sustained when trapped air is momentarily compressed, then released, causing the end hose to whip violently. The list of circumstances leading to

Concrete Pump Hose Whips, Killing Worker

Jun 25, 2018 · Propelled by the pump and the compressed air, the blockage moved faster and faster through the pipeline. Seeing no flow, the operator pushed the emergency stop — but it was too late. The air and concrete blasted out, causing the hose to whip. Hose whipping accidents can be prevented. Before starting a pour, warn workers of the hazard of hose

Concrete Pump Hose Whips, Killing Worker

The purpose of this Safety Alert is to highlight the hazards and risks to workers and other persons caused by hose whip on concrete pumps. 'Hose whip' describes the uncontrolled and rapid motion of the flexible rubber hose on the end of a concrete placement boom or other concrete delivery line. Background. A number of pedestrians walking past a Darwin construction site during a concrete pour were sprayed with concrete slurry as a result of hose whip …

Concrete Pump Blockage - Causes and Remedy

Aug 15, 2021 · Pumping concrete is the most efficient, economical and reliable way to place concrete at the construction site. But, the process occasionally encounters with blockage or rock jams or in some situations blow out or hose whip. Concrete pump blockages are annoying and can delay the concreting process drastically. Concrete pumping can be performed

Concrete Pumping Air Hose Whip - YouTube

Apr 27, 2020 · This is so dangerous and should never happen. The operator has never been trained that is the only reason i could ever see this happening. Do not use air. Wa

Hose Whip Assembly - Concrete Pump Hose & Supplies

300# PSI Hose Whip Assembly 1/2" x 10 FT Application. Short hose assembly used as flexible connector between supply hose and tool. Construction. Red cover, oil mist resistant (Series 1010) or oil resistant (Series 1024) tube with 2-braid equivalent spiral polyester.

Concrete Pumping Hose Catalog

CONCRETE PUMP- HOSE WHIP 'Hose whip' is a term referring to the rapid, uncontrolled movement of the rubber hose attached to the end of a concrete placement boom or concrete delivery line. Understanding why hose whip occurs and measures to prevent injury will …

Concrete Pump Hose whip - YouTube

Air ingression to concrete pumping delivery pipe-lines has revealed itself as a considerable hazard under certain circumstances. Injuries to placing crew personnel have been sustained when trapped air is momentarily compressed, then released, causing the end hose to whip violently. The list of circumstances leading to hose whipping continues

Special care must be taken to prevent hose whipping

the concrete is old, a low slump, or there are reducers on the end of the boomhas, there is a greater chance that a blockage may occur which can result in a hose whip when restarting the pump. When any of these conditions are present, the window of time to safely restart the pump may be reduced. Thereforeyou may have to get,