D3. SCOPE OF WORK
D3.1 The Work to be done under the Contract shall consist of inspections and re-inspections
with portions of cleaning within the Combined, Wastewater, Land Drainage, Storm Relief and
Interceptor sewers and their corresponding manholes and control structures located at various
districts throughout the City of Winnipeg. This Work is for the purpose of obtaining internal video
to observe and record structural, construction, operational and miscellaneous defects and features
to enable condition assessment and apply rehabilitation treatment assignments, while assessing
thoroughness of sewer cleaning operations undertaken under this Contract.
D3.2 The major components of the Work are as follows:
(a) Interceptor Sewer Inspection Work Program
(i) CCTV Inspection of all Interceptor Sewers.
(ii) Inspection of all manholes and control structures.
(iii) Cleaning of all combined sewers smaller than 900mm.
(iv) Cleaning of all wastewater sewers smaller than 450mm.
(v) Cleaning of all manhole and structures where the host pipe has been cleaned.
(b) Land Drainage Sewer Inspection Work Program
(i) CCTV Inspection of all Land Drainage Sewers.
(ii) Inspection of all manholes and structures.
(iii) Cleaning of all Land Drainage sewers smaller than 900mm.
(iv) Cleaning of all manholes and structures where the host pipe has been cleaned.
(c) Re-Inspection Work Program
(i) CCTV Inspection of all Re-Inspection Sewers.
(ii) Inspection of all manholes and control structures.
(iii) Cleaning of all combined sewers smaller than 900mm.
(iv) Cleaning of all wastewater sewers smaller than 450mm.
(v) Cleaning of all manhole and structures where the host pipe has been cleaned.
(d) Storm Relief Sewer Inspection Work Program
(i) CCTV Inspection of all Storm Relief Sewers.
(ii) Inspection of all manholes and control structures.
(iii) Cleaning of all Storm Relief sewers smaller than 900mm.
(iv) Cleaning of all manhole and structures where the host pipe has been cleaned.
(e) Wastewater Inspection Work Program
(i) CCTV Inspection of all Wastewater Sewers.
(ii) Inspection of all manholes and control structures.
(iii) Cleaning of all wastewater sewers smaller than 450mm.
(iv) Cleaning of all manhole and structures where the host pipe has been cleaned.
D3.3 There will be the option of two (2) mutually agreed upon one (1) year extensions.
D3.3.1 The City may negotiate the extension option with the Contractor within one
hundred twenty (120) Calendar days of December 31st of the current year. The City shall incur no liability to the
Contractor as a result of such negotiations.
D3.3.2 Changes resulting from such negotiations shall become effective upon initiation
of the next year’s program; changes will not be applied to any year’s program currently underway.
Changes to the Contract shall not be implemented by the Contactor without written approval by the
City.
D3.3.3 The two potential one-year extensions for 2023 and 2024 will be Sewer Inspection
programs that are expected to be of similar size and scope to the 2022 Contract, however, may be
adjusted to reflect the lessons learned from previous years and may include the use of Multi-Sensor
Inspection (MSI) technologies that include LASER, SONAR, and the use of Unmanned Aerial Vehicles
(UAV).
D3.3.4 Future programs will depend on available approved capital funds, and there is no
guarantee of future Work.
