Tag Line 1 : (n) In crane and truck operations, a rope attached to the bottom of a load suspended by the crane or truck, which, when grasped by a crew member, allows the crew member to prevent rotation and to assist in guiding the load
US Department of Labor, Occupational Safety & Health Administration (OSHA), Oil and Gas Well Drilling and Servicing eTool, Washington, DC. This is an abridged version of the Dictionary of Petroleum Terms provided by Petex and the University of Texas Austin, USA 2001. http://www.osha.gov/SLTC/etools/oilandgas/glossary _of_terms/glossary_of_terms_a.html, (Oil Well Drilling Sci and Tech - Amer) {492}