Ecocentric = an adjective used to describe a state of mind; of a person, or a social group, who is, or are: Committed to Making a Positive Contribution to The Survival of Mankind And The Eco-System Which Supports Us.
Effects. When fast-setting concrete mix is used, setting takes place in 20 to 40 minutes. Typically, you can apply some weight to the posts after 4 hours, but it's a good idea to wait at least 24 hours before resuming fence construction.
Report Abuse. As a general guide, 20% of the post should be underground. You will need to increase this if there are fencing panels, or an exposed site, or soft ground. Safely reduce if the posts are holding training wires, or the ground is firm or the site is sheltered from the wind. set the posts dry by digging the post hole (about 3 feet in my area). With 7' above ground that would mean 10 foot posts. Add a shovel full of 1 or 1-12' crushed stone to the bottom drop in the post level & ram crushed stone around the post.