Safety Bulletin: Hose Whipping Part I

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 hose whipping continues to evolve as knowledge is gathered from the field. This bulletin addresses some of these circumstances and provides tips to avoid hose-whipping incidents.

Illustrated, saddle-stitched, 8 pages