|1||2009 - 10/13/2009 - Protective system requirements for excavations that will not be entered by employees.|
|2||2004 - 09/30/2004 - Permissibility of using average excavation depth to determine protective system requirements for the excavation.|
|3||2003 - 12/22/2003 - Registered professional engineer approval requirements for combination trench shield and sloping system trenches with a depth greater than 20 feet.|
|4||2003 - 01/16/2003 - Registered professional engineer approval requirements for manufactured trench protection systems deeper than 20 feet.|
|5||2000 - 10/17/2000 - Requirements to prevent trench collapse during sheet-pile operations.|
|6||2000 - 08/10/2000 - Trench shield must extend 18" above excavation walls when below grade.|
The Department of Labor does not endorse, takes no responsibility for, and exercises no control over the linked organization or its views, or contents, nor does it vouch for the accuracy or accessibility of the information contained on the destination server. The Department of Labor also cannot authorize the use of copyrighted materials contained in linked Web sites. Users must request such authorization from the sponsor of the linked Web site. Thank you for visiting our site. Please click the button below to continue.