[CANUFNET] Mature tree retention

[Julian Dunster via CANUFNET]

Yes you can.... use a geogrid and float the road over the roots.

http://nilex.com/roads-and-rail

Any engineer worth their salt would know of this and be able to make it 
work. Key to the design is the coarse rock on the geogrid (allows water 
in and gas out).

On Behalf of Dunster and Associates Environmental Consultants Ltd.


Dr. Julian A Dunster R.P.F., R.P.P.., M.C.I.P., ISA Certified Arborist,
ASCA Registered Consulting Arborist # 378,
ISA Tree Risk Assessment Qualified
Honourary Life Member ISA + PNWISA

North American distributor for Rinntech
www.dunster.ca

On 8/22/2018 10:35 AM, Andrew Boyd via CANUFNET wrote:
>
> I suspect this situation is all too frequent for some members of this 
> forum: an infill development is given municipal approval on the basis 
> of an insufficient analysis of mature tree retention.  When upon 
> closer scrutiny this analysis is found to be lacking the role of the 
> consulting arborist (brought in at the 11^th hour) is essentially to 
> fit a square peg into a round hole.  In short, and without getting 
> into too many specifics, has anyone had experience building a road 
> over the roots of two mature sugar maples – 80-100 cm dbh (distance of 
> road from base of trees is 1.2m!).  And, yes, the trees must remain.  
> I’m sure many of you can relate to my frustration.
>
> Thank you.
>
> /Andrew K. Boyd, R.P.F./
>
> /Consulting Urban Forester/
>
> /IFS Associates Inc./
>
> /P.O. Box 13593/
>
> /Ottawa, ON/
>
> /K2K 1X6/
>
> /Tel: 613-839-0101/
>
> /www.ifsassociates.ca <http://www.ifsassociates.ca/>/
>
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