Invitation to Tender No. T170523EN. lump sum $ days $1,500 $ ha 0.4 $ $ m 3 18,000 $ $ m 3 31,000 $ $ m 3 1,175 $ $ m 130 $ $ t 210 $ $

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1 Addendum No. 1 TOWNSHIP ROAD 510 RECONSTRUCTION Invitation to Tender No. T170523EN Amendment 1. Bidders shall note the following: a) Revised Section Unit Price Table : REVISED Schedule A : Invitation to Tender No. T170523EN Item Description Unit Estimated Quantity Unit Price Total Mobilization (1.2.13) Site Occupancy (1.2.21) Clearing and Mulching (2.1.4) Common Excavation (2.3.6) Borrow Excavation Contractor Supplied (2.3.6) (Special Provisions) Channel Excavation (2.3.6) Culverts- Remove and Dispose (Up to 700 mm dia. C.S.P) (2.4.4) Granular Backfill Culverts (2.4.4) (5.2.5) Culverts- Supply and Install (600 mm dia. C.S.P) (2.4.4) ( ) Topsoil Placement (2.6.4) Broad-Cast Seeding (2.20.4) lump sum $ days $1,500 $ ha 0.4 $ $ m 3 18,000 $ $ m 3 31,000 $ $ m 3 1,175 $ $ m 130 $ $ t 210 $ $ m 170 $ $ m 2 21,000 $ $ ha 2.1 $ $ Page 1 of 8

2 Item Description Unit Estimated Quantity Unit Price Total Remove and Dispose of Existing Fence (2.12.5) Temporary Fence Supply and Install Class A (Special Provisions) New Fence Supply and Install Class B (2.12.5) (5.14.4) Geotextile for Stabilization Supply and Install (Class 2) (5.31.4) km 2.1 $ $ km 0.8 $ $ km 2.1 $ $ m 2 60,000 $ $ 16 Geogrid Supply and Install (Special Provisions) m 2 15,700 $ $ Granular Fill Des. 6 Class 80 (3.8.5) (5.2.5) Gravel Surfacing Des. 4 Cl. 40 (3.3.4) Gravel Surfacing Des. 4 Cl.25 (3.3.4) Erosion Control Barrier- Silt Fence (6.5.6) Flexible Guide Post / Delineators Round Supply and Install (2.19.4) (5.28.3) t 15,300 $ $ t 1,700 $ $ t 1,300 $ $ m 250 $ $ posts 10 $ $ Sub-Total Schedule A Schedule A G.S.T. 5% Total Schedule A Page 2 of 8

3 REVISED Schedule B (DELETABLE): Item Description Unit Estimated Quantity Unit Price Total 1 Mobilization (1.2.13) lump sum $ Site Occupancy (1.2.21) Clearing and Mulching (2.1.4) Common Excavation (2.3.6) Borrow Excavation Contractor Supplied (2.3.6) (Special Provisions) Channel Excavation (2.3.6) Culverts- Remove and Dispose (Up to 700 mm dia. C.S.P) (2.4.4) Granular Backfill Culverts (2.4.4) (5.2.5) Culverts- Supply and Install (400 mm dia. C.S.P) (2.4.4) ( ) Culverts- Supply and Install (600 mm dia. C.S.P) (2.4.4) ( ) Topsoil Placement (2.6.4) Broad-Cast Seeding (2.20.4) Remove and Dispose of Existing Fence (2.12.5) Temporary Fence Supply and Install Class A (Special Provisions) New Fence Supply and Install Class B (2.12.5) (5.14.4) Geotextile for Stabilization Supply and Install (Class 2) (5.31.4) Gravel Surfacing Des. 4 Cl. 40 (3.3.4) Gravel Surfacing Des. 4 Cl. 25 (3.3.4) days $1,500 $ ha 0.2 $ $ m 3 12,000 $ $ m 3 20,000 $ $ m $ $ m 35 $ $ t 40 $ $ m 20 $ $ m 20 $ $ m 2 11,000 $ $ ha 1.1 $ $ km 1.0 $ $ km 0.8 $ $ km 1.0 $ $ m 2 15,200 $ $ t 850 $ $ t 640 $ $ Page 3 of 8

4 Item Description Unit Estimated Quantity Unit Price Total 19 Erosion Control Barrier- Silt Fence (6.5.6) m 150 $ $ Sub-Total Schedule B Schedule B G.S.T. 5% Total Schedule B Total Schedule A Contract Total (A+B) [Intentionally left blank] Page 4 of 8

5 b) was: The Contractor shall enter into a Local Road Use Agreement with Parkland County. The agreement will cover the use of local roads as haul roads and detour roads and will address maintenance and restoration of roads used under this contract. The County contact is: Shawn Satz Public Works Department Parkland County Phone: Section Road Use Agreement is now: The Contractor shall enter into an Industrial Haul Agreement with Parkland County, prior to hauling aggregate or borrow materials from outside of the specified construction area. The agreement will cover the use of local roads as haul roads and detour roads and will address maintenance and restoration of roads used under this contract. A security deposit of $20,000 is required as a part of the Industrial Haul Agreement. Parkland County will create the Industrial Haul Agreement using information obtained from the Contractor. The Industrial Haul Agreement is available on Parkland County s website County contact is: Shawn Satz Public Works Department Parkland County Phone: c) was: The following quantities, based on design estimates, are provided for information purposes only and shall not be construed to restrict the County action relative to revision. Schedule A : km Station to Station Common Exc. Channel Exc. Earth Borrow Required , ,357 2nd Move Stripping 16, Entrances and Other Minor Grading Contingencies ,295 Totals 18,000 1,175 31,000 Page 5 of 8

6 Schedule B : Km Station to Station Common Exc. Channel Exc. Earth Borrow Required , ,562 2nd Move Stripping 10, Entrances and Other Minor Grading Contingencies ,289 Totals 12, ,000 A shrinkage factor of 25% was used in the calculations. Final payment will be made based upon actual measured quantities of the work as completed. Section 6.24 Summary of Estimated Grading Quantities is now: The following quantities, based on design estimates, are provided for information purposes only and shall not be construed to restrict the County action relative to revision. REVISED Schedule A : km Station to Station Common Exc. Channel Exc. Earth Borrow Required , , , ,357 2nd Move Stripping 8, Entrances and Other Minor Grading Contingencies ,295 Totals 18,000 1,175 31,000 REVISED Schedule B : Km Station to Station Common Exc. Channel Exc. Earth Borrow Required , , ,562 2nd Move Stripping 5, Entrances and Other Minor Grading Contingencies ,289 Totals 12, ,000 Page 6 of 8

7 A shrinkage factor of 25% was used in the calculations. Final payment will be made based upon actual measured quantities of the work as completed. d) 41 Gravel Surfacing (Supply and Place) Upon completion of the work all sections of roadway being constructed under this contract shall be gravelled. Gravel shall be applied in two separate lifts: The first lift, upon completion of a section of roadway, and the second lift, once the first lift has been compacted into the subgrade surface. Gravel surfacing shall be applied at a rate of 600 m 3 /km of Des. 4, Class 40 road gravel on the first lift (50 mm thick), 420 m 3 /km of Des. 4, Class 25 on the final lift (35 mm thick) and 12 m 3 of Des. 4, Class 25 per approach (50 mm thick). The initial lift and the final lift of gravel shall be compacted into the subgrade surface. Initially the gravel shall be spread uniformly across the subgrade surface. The first lift of gravel will then be scarified to a depth of 100 mm below top of finished subgrade and mixed uniformly. Water shall be applied to the surface until acceptable moisture content is reached, as directed by the Consultant. The gravel shall then be compacted into the subgrade surface by means of pneumatic tired or vibratory smooth drum compaction equipment. The second lift will then be placed, and shaped to the specified cross section. Payment for loading, hauling, placing, spreading, watering and compacting of the surface gravel on the first lift will be made at the unit price bid per cubic metre for Gravel Surfacing - Des. 4, Class 40. Payment for loading, hauling, placing, spreading, watering and compacting of the surface gravel on the second lift and approaches will be made at the unit price bid per cubic metre for Gravel Surfacing - Des. 4, Class 25. Section 6.41 Gravel Surfacing (Supply and Place) now: Upon completion of the work all sections of roadway being constructed under this contract shall be gravelled. Gravel shall be applied in two separate lifts: The first lift, upon completion of a section of roadway, and the second lift, once the first lift has been compacted into the subgrade surface. Gravel surfacing shall be applied at a rate of 600 m 3 /km of Des. 4, Class 40 road gravel on the first lift (50 mm thick), 420 m 3 /km of Des. 4, Class 25 on the final lift (35 mm thick) and 12 m 3 of Des. 4, Class 25 per approach (50 mm thick). The first lift and the second (final) lift of gravel shall be compacted into the subgrade surface. The first lift of gravel shall be spread uniformly across the subgrade surface. The first lift of gravel will then be scarified to a depth of 100 mm below top of finished subgrade and mixed uniformly. Water shall be applied to the surface until acceptable moisture content is reached, as directed by the Consultant. The gravel shall then be compacted into the subgrade surface by means of pneumatic tired or vibratory smooth drum compaction equipment. The second and final lift will then be placed, and shaped to the specified cross section. Page 7 of 8

8 Payment for loading, hauling, placing, spreading, scarifying, watering and compacting of the surface gravel on the first lift will be made at the unit price bid per tonne for Gravel Surfacing - Des. 4, Class 40. Payment for loading, hauling, placing, spreading, watering and compacting of the surface gravel on the second lift and approaches will be made at the unit price bid per tonne for Gravel Surfacing - Des. 4, Class 25. Bidder Questions and Answers 2. Section states we will need to enter a Road Use Agreement, can we be provided with a typical Road Use Agreement to ensure the costs of this can be covered in our bid? The Contractor will enter into and Industrial Haul Agreement with Parkland County. The agreement is available on the County s website at Further information about the road use agreement has been addressed as a part of section 1 of this addendum. 3. As a part of the Road Use Agreement (if our Borrow Material Site is outside the Project Limits) will the use of Articulated Dump Trucks be allowed as long as any sections of the road are returned to their original state and any traffic control issues are addressed?? Unlicensed vehicles such as articulated dump trucks, motor scrapers, etc., will not be permitted to travel within the road allowance outside of the specified construction area. One road crossing will be permitted outside of the specified construction area. Conditions of the Industrial Haul Agreement will govern the road crossing. 4. Statement of Information: All land agreements and road slope agreements have been fully executed, as of Friday, June 2, The successful Contractor will have access to the site once the Contract is awarded. ****Acknowledgement of this Addendum is required in the submission**** Page 8 of 8