A Contractor has installed fiber ducts underneath a major 400 series highway onvarious GWP projects using trenchless construction and has extensive experience ininstalling utilities using trenchless construction. This Contractor has proposed to install a500mm diameter pipe using open cut at 1.2m depth of cover on a King’s Highway butwould like to proceed further without doing boreholes as the Contractor deems thisproject to be a low-risk project. The municipality who retained the contractor agrees withthe utility company as the municipality has not accounted for the borehole investigationcosts in their original costs estimate. a) As a Corridor Management Officer, what technical submissions would you request for the project?b) What issues do you foresee with the Contractor’s approach of not doing boreholeinvestigation?c) What steps will you take to ensure a common understanding between theContractor, the Municipality, and MTO?
A Contractor has installed fiber ducts underneath a major 400 series highway on
various GWP projects using trenchless construction and has extensive experience in
installing utilities using trenchless construction. This Contractor has proposed to install a
500mm diameter pipe using open cut at 1.2m depth of cover on a King’s Highway but
would like to proceed further without doing boreholes as the Contractor deems this
project to be a low-risk project. The municipality who retained the contractor agrees with
the utility company as the municipality has not accounted for the borehole investigation
costs in their original costs estimate.
a) As a Corridor Management Officer, what technical submissions would you request for the project?
b) What issues do you foresee with the Contractor’s approach of not doing borehole
investigation?
c) What steps will you take to ensure a common understanding between the
Contractor, the Municipality, and MTO?
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