Re: [RE-wrenches] Self-drilling posts for ground mounting

2009-04-25 Thread Drake Chamberlin
Jeff, That looks like a really useful product. As an ex-geologist, I would recommend caution in using this for an application where the soil may be subject to slippage. On a steep slope, you will likely want to dig down to a solid layer that will not move. Bedrock would be ideal. Drake A

Re: [RE-wrenches] Self-drilling posts for ground mounting

2009-04-24 Thread jay peltz
Hi Jeff, Having looked at the video, first off I"d use a air or electric 3/4"driver. but a few thoughts. Piers won't prevent ground movement, if its going to move, More of these footings might be way cheaper than any other option. Get an engineering Geologist to do the review for you for s

Re: [RE-wrenches] Self-drilling posts for ground mounting

2009-04-24 Thread Wind-sun.com
[RE-wrenches] Self-drilling posts for ground mounting We have an upcoming install for a residence subject to Homeowners Association controls and they have demanded that the array be mounted on the ground, not the roof. The client has a huge yard, but the south facing yard area for the a

Re: [RE-wrenches] Self-drilling posts for ground mounting

2009-04-24 Thread Jeff Yago
We have an upcoming install for a residence subject to Homeowners Association controls and they have demanded that the array be mounted on the ground, not the roof.  The client has a huge yard, but the south facing yard area for the array slopes down fairly steeply.  Of course this is ideal for til