D3. SCOPE OF WORK
D3.1 The Work to be done under the Contract shall consist of the rehabilitation of the Pembina Highway Overpass over Abinojii Mikanah (formerly known as Bishop Grandin Boulevard), Roadworks including all on/off ramps, Landscaping, and replacement of the City of Winnipeg Parks Department Maintenance Building. The Work includes:
(a) Structural Works
(b) Overhead Sign Structures
(c) Roadworks
(d) Traffic Signals Work
(e) Water and Waste Work
(f) Landscaping
(g) Parks Maintenance Building
D3.2 The major components of the Work are as follows:
Structural Works
(a) Mobilization
(b) Concrete patch repairs of abutments and deck
(c) Concrete crack injections of abutment cracks
(d) Application of silane sealer coating to concrete abutments and splash zone of piers
(e) Construct abutment shear blocks
(f) Partial depth repair of concrete deck and sidewalks, with new layer of stainless steel reinforcing
(g) Replacement of expansion joints
(h) Partial reconstruction of concrete approach slabs
(i) Removal and elimination of existing deck drains
(j) Removal and replacement of barriers and median curbs
(k) Removal and replacement of existing pedestrian railings with bicycle railings
(l) Miscellaneous concrete repairs of the concrete slope paving and embankments
(m) Demobilization
Overhead Sign Structures (OHSS) – General:
(a) Removal and salvaging existing overhead sign structures and cantilever structures
(b) Removal of existing concrete foundations
(c) Installation of new concrete foundations
(d) Installation of salvaged overhead sign structures and cantilever structures
(e) Supply and installation of new overhead sign structures, cantilever structures, and ground mount structures
(f) Installation of salvaged guide signs
(g) Supply and installation of new reflective guide signs
(h) Supply and installation of Quadguard crash cushions including concrete pads
Overhead Sign Structures (OHSS) – Detailed Scope:
(a) S659 – NB Pembina Highway, North of Chancellor Drive – Relocation of OHSS:
(i) Removal of existing concrete foundations
(ii) Installation of new concrete foundation (915mm diameter piles)
(iii) Removal, salvage, and re-installation of existing steel overhead sign support structure (bridge-type)
(iv) Removal and salvage of existing guide sign panels to City Yard
(v) Supply and installation of new reflective guide sign panels
(b) S802 – EB to University Crescent Ramp – Supply and Installation of new OHSS:
(i) Installation of new concrete foundation (762mm diameter piles)
(ii) Supply and Installation of new steel overhead sign support structure (bridge-type)
(iii) Supply and installation of new reflective guide sign panels by others
(c) GMGS – EB to University Crescent Ramp – New ground mount sign:
(i) Supply and installation of screw anchor piles (250mm diameter)
(ii) Supply and installation of aluminum posts
(iii) Supply and installation of new reflective guide sign panel
(iv) Per MTI Standard Specifications and details (TE-230B & SC-01), see Appendix E
(d) S648 – NB Pembina Highway, South of NB to EB Abinojii Mikanah Ramp – Relocation of OHSS:
(i) Removal of existing concrete foundation
(ii) Installation of new concrete foundation (915mm diameter piles)
(iii) Removal, salvage, and re-installation of existing steel overhead sign support structure (cantilever-type)
(iv) Removal, salvage, and re-installation of existing guide sign panel
(e) S649 – NB Pembina Highway, South of NB to EB Abinojii Mikanah Ramp – Removal of OHSS:
(i) Removal of existing concrete foundation
(ii) Removal and disposal of existing steel overhead sign support structure (cantilever-type)
(iii) Removal and salvage of existing guide sign panels to City Yard
(f) S650 – SB Pembina Highway, North of University Crescent – Temporary removal of OHSS for traffic accommodations:
(i) Modifications to median (east) concrete foundation (915mm diameter piles)
(ii) Removal, salvage, and re-installation of existing steel overhead sign support structure (bridge-type)
(iii) Removal, salvage, and re-installation of existing guide sign panels
(g) S803 – NB Pembina Highway, South of NB to WB Abinojii Mikanah Ramp – Supply and Installation of new OHSS:
(i) Installation of new concrete foundation (915mm diameter piles)
(ii) Supply and Installation of new steel overhead sign support structure (cantilever-type)
(iii) Installation of salvaged “Abinojii West” guide sign panel (from S653)
(h) S653 – NB Pembina Highway, South of NB to WB Abinojii Mikanah Ramp – Removal of OHSS:
(i) Removal of existing concrete foundations
(ii) Removal and disposal of existing steel overhead sign support structure (bridge-type)
(iii) Removal and salvage of “Abinojii West” guide sign panel (to S803)
(iv) Removal and salvage of all other remaining guide signs to City Yard
(i) S647 – SB Pembina Highway, North of SB to WB Abinojii Mikanah Ramp – Relocation of OHSS:
(i) Removal of existing concrete foundation
(ii) Installation of new concrete foundation (762mm diameter piles)
(iii) Removal, salvage, and re-installation of existing steel overhead sign support structure (cantilever-type)
(iv) Removal, salvage, and re-installation of guide sign panel
(j) S804 – SB Pembina Highway, South of Plaza Drive – Supply and Installation of new OHSS:
(i) Installation of new concrete foundation (762mm diameter piles)
(ii) Supply and Installation of new steel overhead sign support structure (bridge-type)
(iii) Supply and installation of two new reflective guide sign panels
(iv) Installation of salvaged guide sign panel “Abinojii Mikanah” (from S651)
(k) S651 – SB Pembina Highway, South of Plaza Drive – Removal of OHSS:
(i) Removal of existing concrete foundations
(ii) Removal and disposal of existing steel overhead sign support structure (bridge-type)
(iii) Removal and salvage of “Abinojii Mikanah” guide sign panel (to S804)
(iv) Removal and salvage of all other remaining guide signs to City Yard
(l) S797 – NB University Crescent, approaching Pembina Highway – Modifications to OHSS:
(i) Removal of existing guide sign panel from steel overhead sign support structure (cantilever-type)
(ii) Supply and install new “EXIT ONLY” reflective sign panel below existing guide sign panel
(iii) Reattach both guide sign panels
(iv) The Contractor shall be responsible for ensuring a 5.3 m clearance below the sign panel. Modifications to the sign panel may be required. These modifications to meet the required clearance are the Contractor’s responsibility.
Roadworks
(a) Temporary Works (2025)
(i) Removal of concrete safety median;
(ii) Adjustment of BellMTS manholes (by others);
(iii) Installation of temporary asphalt pavement in median (Type MS-1, thickness 120 mm, two lifts)
(b) Pembina Highway southbound between Plaza Drive and Chancellor Drive, Mill and Fill and Widening including University Crescent intersection (2025):
(i) Planing existing asphalt overlay where it exists;
(ii) Removal of existing concrete pavement with asphalt overlay, as necessary;
(iii) Full depth concrete repairs of existing joints and slabs;
(iv) Installation of catch basins, catchpits and leads;
(v) Adjustment of existing manholes and appurtenances;
(vi) Construction of 200 mm reinforced concrete pavements including excavation, compaction of sub-grade, placement of separation/filtration geotextile fabric and/or Class A geogrid, and placement of sub-base and base course (Granular A) materials;
(vii) Construction of 150 mm dowelled barrier curb, monolithic median slab, safety curb, transition curbs and separate splash strip;
(viii) Construction of 100 mm concrete sidewalk with block outs for paving stone indicator surface;
(ix) Placement of asphalt overlay (Type MS-1, average thickness 65 mm);
(x) Construction of asphalt pavement paths (Type MS-1, thickness 75mm) including excavation, compaction of sub-grade, placement of separation/ filtration geotextile fabric and Class B geogrid, and placement of sub-base and base course materials; and
(xi) Topsoil and Sod.
(c) Eastbound to Northbound / Southbound Ramp Rehabilitation and New Construction (2025):
(i) Planing of existing asphalt overlay;
(ii) Full depth concrete repairs of existing joints and slabs;
(iii) Removal of existing curbs;
(iv) Construction of 120 mm mountable curb for asphalt pavement, traffic barrier, transition curb, 180 mm integral barrier curb, and separate splash strips.
(v) Adjustment of existing catch basins;
(vi) Placement of asphalt overlay (Type MS-1, average thickness 80 mm);
(vii) Placement of asphalt overlay for shoulder (Type MS-1, thickness 125 mm (2 lifts));
(viii) Construction of 230 mm plain-dowelled concrete pavements including excavation, compaction of sub-grade, placement of separation/ filtration geotextile fabric and/or Class A geogrid, and placement of sub-base and base course (Granular A) materials
(ix) Construction of 100 mm concrete sidewalk;
(x) Construction of asphalt pavement paths (Type MS-1, thickness 75mm) including excavation, compaction of sub-grade, placement of separation/ filtration geotextile fabric and/or Class B geogrid, and placement of sub-base and base course materials; and
(xi) Topsoil and Sod.
(d) Southbound to Westbound Ramp Rehabilitation (2025):
(i) Planing of existing asphalt overlay;
(ii) Full depth concrete repairs of existing joints and slabs;
(iii) Removal of existing curbs;
(iv) Adjustment of existing catch basins;
(v) Construction of 120 mm mountable curb for asphalt overlay;
(vi) Placement of asphalt overlay (Type MS-1, average thickness 80 mm);
(vii) Placement of asphalt overlay for shoulder (Type MS-1, thickness 125 mm (2 lifts)); and
(viii) Topsoil and Sod.
(e) Southbound to Eastbound Loop Rehabilitation (2025):
(i) Planing of existing asphalt overlay;
(ii) Full depth concrete repairs of existing joints and slabs;
(iii) Removal of existing curbs;
(iv) Adjustment of existing catch basins;
(v) Placement of asphalt overlay (Type MS-1, average thickness 80 mm);
(vi) Placement of asphalt overlay for shoulder (Type MS-1, thickness 125 mm (2 lifts)); and
(vii) Topsoil and Sod.
(f) Pembina Highway northbound between Chancellor Drive and Plaza Drive, Mill and Fill and Widening including University Crescent intersection (2026):
(i) Planing existing asphalt overlay where it exists;
(ii) Removal of existing concrete pavement with asphalt overlay, as necessary;
(iii) Full depth concrete repairs of existing joints and slabs;
(iv) Installation of catch basins, catchpits and leads;
(v) Adjustment of existing manholes and appurtenances;
(vi) Construction of 200 mm reinforced concrete pavements including excavation, compaction of sub-grade, placement of separation/ filtration geotextile fabric and/or Class A geogrid, and placement of sub-base and base course (Granular A) materials;
(vii) Construction of 150 mm dowelled barrier curb, 150 mm barrier curb for asphalt pavement, monolithic median slab, safety curb, transition curbs and separate splash strip;
(viii) ;
(ix) Construction of monolithic concrete curb and sidewalk for asphalt pavement;
(x) Construction of 100 mm concrete sidewalk with block outs for paving stone indicator surface;
(xi) Placement of asphalt overlay (Type MS-1, average thickness 65 mm);
(xii) Construction of asphalt pavement paths (Type MS-1, thickness 75mm) including excavation, compaction of sub-grade, placement of separation/ filtration geotextile fabric and/or Class B geogrid, and placement of sub-base and base course materials; and
(xiii) Topsoil and Sod.
(g) Northbound to Eastbound Ramp, Rehabilitation (2026):
(i) Full depth concrete repairs of existing joints and slabs;
(ii) Removal of existing curbs;
(iii) Adjustment of existing catch basins;
(iv) Placement of asphalt overlay (Type MS-1, average thickness 80 mm);
(v) Placement of asphalt overlay for shoulder (Type MS-1, thickness 125 mm (2 lifts)); and
(vi) Topsoil and Sod.
(h) Northbound to Westbound Loop Rehabilitation (2026):
(i) Planing of existing asphalt overlay;
(ii) Full depth concrete repairs of existing joints and slabs;
(iii) Removal of existing curbs;
(iv) Adjustment of existing catch basins;
(v) Placement of asphalt overlay (Type MS-1, average thickness 80 mm);
(vi) Placement of asphalt overlay for shoulder (Type MS-1, thickness 125 mm (2 lifts)); and
(vii) Topsoil and Sod.
(i) Westbound to Northbound / Southbound Ramp Rehabilitation (2026):
(i) Planing of existing asphalt overlay;
(ii) Full depth concrete repairs of existing joints and slabs;
(iii) Removal of existing curbs;
(iv) Adjustment of existing catch basins;
(v) Placement of asphalt overlay (Type MS-1, average thickness 80 mm);
(vi) Placement of asphalt overlay for shoulder (Type MS-1, thickness 125 mm (2 lifts));
(vii) Renewal of existing concrete sidewalk; and
(viii) Topsoil and Sod.
(j) Restoration of Temporary Works (2026):
(i) Remove temporary asphalt pavement;
(ii) Adjustment of BellMTS manholes (by others);
(iii) Installation of safety curb and concrete median slab;
Traffic Signals Work
(a) Installation of Traffic Signals conduit and service boxes
(b) Installation of concrete bases
Water and Waste Work
(a) External point repairs
(b) Grouting manholes
Landscaping
(a) Removal of trees near the Parks Maintenance Building
(b) Topsoil
(c) Sodding
Parks Storage Garage
(a) Remove existing Parks Storage Garage
(b) Installation of new Parks Storage Garage
(i) Electrical
(ii) Water and Waste Servicing
(c) Installation of concrete pavement for parking area.
D3.3 The following shall apply to the Work:
(a) City of Winnipeg Green Building Policy: New City-Owned Buildings and major additions;
http://clkapps.winnipeg.ca/DMIS/DocExt/ViewDoc.asp?DocumentTypeId=2&DocId=5989
(b) Universal Design Policy
http://clkapps.winnipeg.ca/DMIS/DocExt/ViewDoc.asp?DocumentTypeId=2&DocId=3604
