166-2025 - Abinojii Mikanah Westbound - Rubblization and Mill and Fill

D3.
SCOPE OF WORK
D3.1 The Work to be done under the Contract shall consist of:
(a) Concrete Pavement Rubblization, Granular Sandwich, Shoulder Construction, and Asphalt Overlay
(i) Abinojii Mikanah Westbound from River Road to St. Mary’s Road
(b) Asphalt Mill and Fill
(i) Abinojii Mikanah Westbound from Dakota Street to St. Mary’s Road

D3.2 The major components of the Work are as follows:
(a) Concrete Pavement Rubblization, Granular Sandwich, Shoulder Construction, and Asphalt Overlay
(i) Planing of asphalt overlay (100mm average)
(ii) Excavation for shoulder construction
(iii) Compaction of shoulder sub-grade
(iv) Placement of geotextile and geogrid
(v) Placement Type 3 Asphalt (one lift of 50mm) for temporary travel lane surface
(vi) Placement of 50mm and 100mm Granular A sub-base
(vii) Placement of 20mm Granular A base course
(viii) Rubblization of existing concrete pavement (200mm thick)
(ix) Removal of 200mm Concrete and placement of 50mm sub-base
(x) Construct barrier curb with integral splash strip (125mm height)
(xi) Placement of SP-2 asphaltic base course (two lifts – 70mm and 50mm) for mainline pavement
(xii) Placement of SP-1 asphalt for (one lift of 50mm) for mainline pavement
(xiii) Placement of SP asphalt for shoulders (one lift of 50mm SP-1 and one lift of 50mm SP-2)
(xiv) Removal of existing catch basins
(xv) Removal and abandonment of existing CSP catch basin leads
(xvi) Installation of 150mm sub-drain and 150mm drainage pipe
(xvii) Supply and installation of flexible w-beam guardrail
(xviii) Construction of 100mm concrete sidewalk for bus stops
(xix) Grading of side slopes using suitable site material
(xx) Placement of grouted stone rip rap.
(xxi) Placement of top soil and hydro-seeding
(b) Asphalt Mill and Fill
(i) Milling existing asphalt (50mm for mainline and 100mm in the intersections)
(ii) Full depth concrete patching (200mm reinforced)
(iii) Adjustment of pavement structures
(iv) Curb renewal where required
(v) Renewal of monolithic median and monolithic curb and sidewalk
(vi) Installation of detectable warning tiles
(vii) Preparation of existing granular shoulders
(viii) Asphalt paving of granular shoulders (50mm Type 1A)
(ix) Placement of SP-1 asphalt for lanes (60mm average)
(x) Placement of SP-1 asphalt for intersections (120mm average)
(c) Transit Stop Improvement at Southbound St. Mary’s Rd and Avalon Rd
(i) Boulevard excavation and grading
(ii) Installation of 100mm concrete sidewalk
(iii) Installation of 125mm reinforced concrete sidewalk for non-heated shelter
(iv) Placement of sod