WCHA Trenching & Excavation Competent Person Training - Portage County

The purpose of this session is to provide the regulatory information necessary in 1926 Subpart P to meet the knowledge requirements for a competent person. Students will participate in hands-on learning activities as well as lecture and practical application exercises in order to develop the skills necessary to safely erect and inspect soil protective systems: 

• Definitions of excavation components and protective systems  
• Competent person requirements for subpart P - Excavations  
• Utility locations, clearance distances and dig tickets  
• Access and egress from trenches and excavations  
• Exposures to falling loads and hazardous atmospheres  
• Stability of adjacent structures   
• Required inspections  
• Requirements for protective systems less than 20’ deep 
• Design of sloping and benching systems  
• Design of support systems and shield systems  
• Design of other protective systems  
• Soil classification system  
• Definitions and requirements for determining:   
• • Stable rock 
  • Class A soil 
  • Class B soil 
  • Class C soil  
• Sloping and benching requirements 
• Timber shoring for trenches and their minimum requirements 
• Aluminum hydraulic shoring for trenches 
• Trench Shields 

Any questions or concerns regarding the training or online registration please contact: 
Todd Every 

WCHA Deputy Director 

(920) 255-3654 

tevery@wiscohwy.org