考虑过泥石流吗?

回答: Need engineering advicesborisg2014-05-02 08:54:56

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That's probably not a worry. The terrain was covered by trees an -borisg- 给 borisg 发送悄悄话 borisg 的博客首页 (40 bytes) () 05/02/2014 postreply 09:12:54

Pave the road. $7/sf, for concrete, $4/sf asphalt . -Qiaoshe- 给 Qiaoshe 发送悄悄话 Qiaoshe 的博客首页 (0 bytes) () 05/02/2014 postreply 09:58:23

Darn, you are talking about >100k already. -borisg- 给 borisg 发送悄悄话 borisg 的博客首页 (0 bytes) () 05/02/2014 postreply 10:07:35

Or DIY save 50k -Qiaoshe- 给 Qiaoshe 发送悄悄话 Qiaoshe 的博客首页 (0 bytes) () 05/02/2014 postreply 10:13:11

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