Avoiding pipeline failure Concrete pipelines, pipe clamps, anchor brackets and pipe movement. Compliance inspections and maintenance Compliance plates, booms, outriggers, repairs, replacements, registered professional engineers, defects, log books, records, testing pipes and other equipment. Controlling noise and fumes Reducing the effects of noise and fumes. Hose whip 'Hose whip' describes uncontrolled and rapid motion of the flexible rubber hose on the end of a concrete placing boom or other concrete delivery line. Workers can be struck directly by the whipping hose itself, knocked over and hit the ground or an object, or hit by ejected material. Planning and preparation of site Planning by builders, hirers, principal contractors and concrete pump workers. Plant design and item registration - concrete placement booms Concrete placing booms must be designed by an engineer in accordance with acceptable engineering principles and relevant technical standards, to ensure the concrete placing boom is without risk to health and safety. Safety training and supervision Safety equipment, personal protective equipment, work methods, knowledge levels, tools and equipment, monitoring safe work practices.