Tenders Are Invited For St. Vital Twin Bridge Over The Red River Rehabilitation And Related Works

St. Vital Twin Bridge Over The Red River Rehabilitation And Related Works - D3. &Nbsp; &Nbsp; &Nbsp; &Nbsp; &Nbsp;Scope Of Workd3.1 &Nbsp; &Nbsp; &Nbsp; &Nbsp;The Work To Be Done Under The Contract Shall Consist Of The Rehabilitation Of St. Vital&Nbsp;Twin Bridge Over The Red River, Rehabilitation Of Pedestrian Underpass Tunnels, And Roadworks&Nbsp;Including Landscaping From Fermor Avenue To Rathgar Avenue.D3.2 &Nbsp; &Nbsp; &Nbsp; &Nbsp;The Work To Be Done Under The Contract Shall Consist Of Two Parts:(A) &Nbsp;Part 1 – 2023 City Funded Works(B) &Nbsp;Part 2 – 2024 City Funded Worksd3.3 &Nbsp; &Nbsp; &Nbsp; &Nbsp;Part 1 – 2023 City Funded Works Shall Consist Of:(A) &Nbsp;Structural Works - Southbound Structure(B) &Nbsp; Mobilization/Demobilization (Part 1)D3.4 &Nbsp; &Nbsp; &Nbsp; &Nbsp;Part 2 – 2024 City Funded Works Shall Consist Of:(A) &Nbsp; Structural Works – Northbound Structure(B) &Nbsp; Pedestrian Underpasses, Rehabilitation(C) &Nbsp; &Nbsp;Overhead Sign Structures Removal/Installation(D) &Nbsp; Electrical(E) &Nbsp; Southbound Osborne/Dunkirk, Rathgar To Fermor, Rehabilitation(F) &Nbsp; &Nbsp;Northbound Dunkirk/Osborne, Fermor To Rathgar, Rehabilitation(G) &Nbsp; West Access Road And Muti-Use Paths, Concrete Reconstruction(H) &Nbsp; East Access Road And Multi-Use Paths, Concrete Reconstruction(I) &Nbsp; &Nbsp; Kingston Row, Rehabilitation(J) &Nbsp; &Nbsp; Churchill Drive Path, Construction(K) &Nbsp; &Nbsp;Water And Waste Work(L) &Nbsp; &Nbsp; Landscaping Works(M) &Nbsp;Mobilization/Demobilization (Part 2)D3.5 &Nbsp; &Nbsp; &Nbsp; &Nbsp;The City Currently Has No Approved Funding In The Capital Budget For Part 2 Of The&Nbsp;Work, But Is Anticipating Receiving Funding Approval By Late March, 2023. Part 2 Of The Work Is&Nbsp;Contingent Upon The City Council Approving Sufficient Funding.D3.5.1 &Nbsp; &Nbsp; &Nbsp; &Nbsp; &Nbsp; &Nbsp; Further To C7.1, If Notice Of Sufficient Funding Is Not Received, The City Shall&Nbsp;Have The Right To Not Award Part 2.D3.5.2 &Nbsp; &Nbsp; &Nbsp; &Nbsp; &Nbsp; &Nbsp; If Part 2 Is Eliminated Pursuant To D3.5.1, The Time Periods Stipulated In D29&Nbsp;For Substantial Performance Of The Work And In D30 For Total Performance Of The Work Will Be&Nbsp;Reduced Proportionally By The Contract Administrator Acting Reasonably.D3.6 &Nbsp; &Nbsp; &Nbsp; &Nbsp;The Major Components Of The Work Are As Follows:(A) &Nbsp;Structural Works(I) &Nbsp; &Nbsp; Excavate Behind And In Front Of Abutments For Subsurface Drainage Construction;(Ii) &Nbsp; &Nbsp; Complete Removal And Disposal Of Existing Bridge Deck, Traffic Barriers, Approach Slabs&Nbsp;And Slope Paving;(Iii) &Nbsp; &Nbsp; Partial Removal And Disposal Of Abutment Ballast Walls, Bearing Seats, Stair Treads And&Nbsp;Pedestrian Underpass Curbs;(Iv) &Nbsp; &Nbsp; Complete Removal And Disposal Of Existing Bridge Expansion Joints, Abutment Jacking Beams&Nbsp;And Bridge Expansion Bearings;(V) &Nbsp; &Nbsp; Removal And Salvaging Of Existing Aluminum Pedestrian Handrail And Aluminum Barrier Rail&Nbsp;And Posts;(Vi) &Nbsp; &Nbsp; Partial Removal Of Abutment Roof Slab And Pedestrian Underpass Floor By Hydrodemolition;(Vii) &Nbsp; &Nbsp; Supply And Install New Steel Girder Cover Plates, Filler Plates, Stiffeners, Pier Jacking&Nbsp;Beam Modifications, Abutment Jacking Beams, Splice Plates, Jacking Plates And Shear Studs;(Viii) &Nbsp; &Nbsp; Surface Preparation And Coating Of Steel Girder Superstructure;(Ix) &Nbsp; &Nbsp; Supply And Installation Of Stainless Steel Reinforcing Bars And Black Steel Reinforcing&Nbsp;Bars;(X) &Nbsp; &Nbsp; Drilling And Grouting Steel Reinforcing Dowels;(Xi) &Nbsp; &Nbsp; Cast New Concrete Bridge Deck, Traffic Barriers, Approach Slabs And Slope Paving;(Xii) &Nbsp; &Nbsp; Complete Abutment Repairs Including Concrete Removals, Concrete Repairs, Ballast Wall And&Nbsp;Overlay Construction;(Xiii) &Nbsp; &Nbsp; Complete Pier Repairs Including Construction Of Bearing Pedestals;(Xiv) &Nbsp; &Nbsp; Complete Pedestrian Underpass Rehabilitation Including Concrete Removals, Concrete&Nbsp;Repairs, Heat Tracing, Waterproofing, Lighting Upgrades And Painting;(Xv) &Nbsp; &Nbsp; Supply And Installation Of Galvanized Miscellaneous Metal Including Deck Drains, Grates&Nbsp;And Duct Enclosures And Hangers;(Xvi) &Nbsp; &Nbsp; Place Bridge Deck Waterproofing And Protection System;(Xvii) &Nbsp; &Nbsp; Jack-Up And Temporarily Support Bridge Superstructure;(Xviii) &Nbsp; &Nbsp; Supply And Install Bridge Bearings;(Xix) &Nbsp; &Nbsp; Design And Construct Temporary Protection And Environmental Containment System;(Xx) &Nbsp; &Nbsp; Construction Of Galvanic Protection Systems Including Zinc Anodes And Activated Arc Spray&Nbsp;Zinc;(Xxi) &Nbsp; &Nbsp; Supply And Installation Of Aluminum Pedestrian Handrail/Bicycle Rail And Aluminum Barrier&Nbsp;Rail And Posts;(Xxii) &Nbsp; &Nbsp; Construction Of Asphalt Overlay On Bridge;(Xxiii) &Nbsp; &Nbsp; Supply And Install Bridge Expansion Joints;(Xxiv) &Nbsp; &Nbsp; Supply And Install New Steel Overhead Sign Support Structures, Sign Panels And Remove&Nbsp;Existing Sign Structures; And(Xxv) &Nbsp; &Nbsp; Supply And Install Duct Bank And Hanger System Underside Of Bridge Deck.(B) &Nbsp;Roadworks(I) &Nbsp; &Nbsp; Planning Existing Asphalt Overlay;(Ii) &Nbsp; &Nbsp; Removal Of Existing Pavement;(Iii) &Nbsp; &Nbsp; Excavation;(Iv) &Nbsp; &Nbsp; Sewer Televising;(V) &Nbsp; &Nbsp; External Point Repairs And Manhole Repairs;(Vi) &Nbsp; &Nbsp; Installation Of Catch Basins And Sewer Service Pipe;(Vii) &Nbsp; &Nbsp; Compaction Of Sub-Grade;(Viii) &Nbsp; &Nbsp; Placement Of Imported Fill;(Ix) &Nbsp; &Nbsp; Installation Of Sub-Drains;(X) &Nbsp; &Nbsp; Placement Of Separation/ Filtration Geotextile Fabric And Geogrid;(Xi) &Nbsp; &Nbsp; Placement Of Subbase And Base Course Materials (Granular A);(Xii) &Nbsp; &Nbsp; Full Depth Concrete Repairs Of Existing Joints And Slabs;(Xiii) &Nbsp; &Nbsp; Renewal Of Existing Curbs;(Xiv) &Nbsp; &Nbsp; Construction Of Concrete Splash Strip;(Xv) &Nbsp; &Nbsp; Construction Of Concrete Safety Curb And Safety Median;(Xvi) &Nbsp; &Nbsp; Construction Of Integral, Dowelled And Separate Barrier Curb (150 Mm And 180 Mm Height),&Nbsp;Modified Barrier Curb And Ramp Curbs;(Xvii) &Nbsp; &Nbsp; Adjustment Of Existing Drainage And Water Appurtenances;(Xviii) &Nbsp; &Nbsp; Installation Of Traffic Signals Conduit, Service Boxes, And Concrete Bases;(Xix) &Nbsp; &Nbsp; Construction Of 230 Mm Plain Dowelled And 200 Mm Reinforced Concrete Pavements;(Xx) &Nbsp; &Nbsp; Placement Of Asphalt Overlay (Type 1A, Average Thickness 80 Mm);(Xxi) &Nbsp; &Nbsp; Placement Of Asphalt Pavement (Type 1A, Average Thickness 75 Mm);(Xxii) &Nbsp; &Nbsp; Renewal Of Existing Concrete Sidewalk;(Xxiii) &Nbsp; &Nbsp; Construction Of 100 Mm Concrete Sidewalk With Paving Stone Banding And Mma Banding;(Xxiv) &Nbsp; &Nbsp; Installation Of Detectable Surface Warning Tiles; And(Xxv) &Nbsp; &Nbsp; Boulevard And Ditch Grading.(C) &Nbsp;Landscaping(I) &Nbsp; &Nbsp; Removal Of Existing Trees;(Ii) &Nbsp; &Nbsp; Planting Of Trees;(Iii) &Nbsp; &Nbsp; Topsoil; And(Iv) &Nbsp; &Nbsp; Sodding.&Nbsp;