joe tedesco
Senior Member
- Location
 - Boston, Massachusetts
 
Here's some information from an NFPA Quarterly that is almost 50 years old and covers the subject of Grounding and Bonding:
 
http://joetedesco.org/Bond_Ground.pdf
	
		
			
		
		
	
				
			http://joetedesco.org/Bond_Ground.pdf
				