DoC Mapping performed a depth of cover analysis for a section of the Trenton Channel near Detroit. Numerous lines were reported on in an area where physical shore access to these lines was not possible.
![](https://docmapping.com/wp-content/uploads/2014_Daar_Detroit_EDITED-900x506.jpg)
DoC Mapping performed a depth of cover analysis for a section of the Trenton Channel near Detroit. Numerous lines were reported on in an area where physical shore access to these lines was not possible.