Ingenious Robot
Ingenious Robot published 1 application on Google Play, 4 people rated this app with an average rating of 2.00!
Trench RightExcavation of trenches might seems simple but if you aren't using a trench box or shoring then your trench must be excavated in a way so that the angles of repose (the angle made between the sides of your trench and the level ground around it) are within.
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