Via Internet Site Posting- 1 Page + attachments. Addendum No. 3. Tender Call No Closing Date: 12:00 NOON (LOCAL TIME) September 7, 2017

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1 Michael Pacholock Director Purchasing and Materials Management Division City Hall, 18 th Floor, West Tower 100 Queen Street West Toronto, Ontario M5H 2N2 Joanne Kehoe Manager Construction Services August 31, 2017 Via Internet Site Posting- 1 Page + attachments Addendum No. 3 Tender Call No Closing Date: 12:00 NOON (LOCAL TIME) September 7, 2017 For: Casa Loma Phase 9 Structural Repairs Perimeter Wall Restoration. Please refer to the above Tender Call document in your possession and be advised of the following: I ATTACHMENTS: 1. Questions and Answers (6 pages) 2. Revised Price Schedule (3 pages) 3. Revised Technical Specifications, Sec Allowances (5 pages) Should you have any questions regarding this addendum, please contact Sunney D'Souza at sdsouza@toronto.ca. Please attach this addendum to your RFT document and be governed accordingly. Bidders must acknowledge receipt of all addenda on the space provided on the Tender Call Cover Page as per the Process Terms and Conditions, Section 1, Item 8 - Addenda, of the Tender Call document. All other aspects of the Tender remain the same. Yours truly, Joanne Kehoe Manager, Construction Services Purchasing and Materials Management 1 of 15

2 City of Toronto Page 1 of 6 Casa Loma Project No Taylor/Hazell Architects Ltd. ADDENDUM NO. 03 PROJECT CITY OF TORONTO CASA LOMA - Phase 9 PERIMETER WALL RESTORATION 1 Austin Terrace Toronto, Ontario TENDER CALL NO August 29, 2017 This Addendum shall be attached to and form an integral part of the Contract Documents. The Contents of this Addendum shall be brought to the attention of and read by all concerned. Receipt of this Addendum shall be acknowledged on the Bid Form. The Bid and Contract Documents are hereby amended as follows: 1.0 Tender Document Clarifications Bidders Questions 1.1 Question: Structural drawing detail 2/S301 Typical repair, top of pier foundation, allow for 8 locations total. Please advise are all 8 locations included in base bid? ANSWER: Yes. 1.2 Question: Could you please advise who is responsible for prune trees as listed in Appendix IV? The contractor or the Arborist? ANSWER: Pruning will be by the Certified Arborist; appropriate amount of time must be provided by the Contractor prior to construction work commencing which will impact trees (4 days minimum). 1.3 Question: Structural drawing 2/S302 indicating applicable to buttress at F52 & P05, we could not find P05, please advise. ANSWER: Location of P05 shown on Drawing S201, 1/S201 Key Plan. Location of existing concrete over pour to be removed at P05 is approximately 3 east of P05. Refer to attached photo Photo 01 P05 north side looking east. 2 of 15

3 City of Toronto Page 2 of 6 Casa Loma Project No Taylor/Hazell Architects Ltd. ADDENDUM NO Question: Structural drawing 3/S302 indicating see 5/S301 for location, but 5/S301 is not available, please advise. ANSWER: Reference 5/S301 to be deleted and replaced with 2/S Question: Architectural drawing 2/A120 indicating extent of existing irrigation system to be replaced. Please advise is it just one nozzle to be replaced or the whole system need to be replaced? If the whole system need to be replaced, could you please provide us more information? ANSWER: The existing irrigation system repair/replacement scope of work will be expensed against a Cash Allowance of $10, Refer to Section Allowances, Rev. 3 issued with this addendum and the revised Bid form issued by the City of Toronto. 1.6 Question: Architectural drawing A001 indicating 30% replacement of sidewalk, but the site plan legend indicating 50% replacement, please advise which is correct? ANSWER: Drawing 1/A001, note to the right of P02; delete 30% and replace with 50%. 1.7 Question: Landscape drawing TPP-1 Tree Inventory indicating T77 remove..good candidate for relocation. Please advise do we need to relocate it? ANSWER: Allow for removal, salvage and protection of tree as per Arborist Report; tree to be handed over to facilities operator grounds crew for replanting. 1.8 Question: Landscape drawing TPP-2 Tree Inventory indicating T20 and T21 remove. But this 2 trees are out of the project area, please advise is it necessary to remove them? ANSWER: Delete scope of work for trees T20 & T21 entirely; refer to the Tree Inventory on Drawing TPP-2 Tree Protection Plan. 3 of 15

4 City of Toronto Page 3 of 6 Casa Loma Project No Taylor/Hazell Architects Ltd. ADDENDUM NO Question: There are 3 different kinds of temporary hoarding on site: tree protection barrier, plywood hoarding of scaffolding and perimeter hoarding. Could you please advise what is the material requirement of the perimeter hoarding, fast metal fence or plywood? ANSWER: The secure perimeter hoarding can be fast-fence as long as it is secured properly, is continuous, and does not expose the public to risk of injury. Maintaining and securing the perimeter hoarding is the contractors responsibility Question: As per detail 1/A241, the piece of decorative assembly attached to pier P60 requires replacement. Question: For pricing purpose, please provide the drawings and dimensions for each individual units of this decorative assembly. ANSWER: See SKA-01 for general dimensions of these elements and photos of this assembly that should provide information suitable for pricing purposes. These pieces are in place at site for the contractor to acquire detailed dimensions if they are desired Question: As per drawing A221, A230 & A231, random granite fieldstone between the piers highlighted grey in color. Question: Please confirm, these random granite fieldstone between the piers are not require to dismantle and rebuild. ANSWER: Contrary to the verbal description at the Contractors Site meeting, the scope of work for the granite fieldstone insets in the piers and buttresses indicated on drawings A221, A230 & A231 is correct. These panels will be dismantled, granite salvaged and the panels rebuilt. On drawing 3/A221 at Pier 21, the granite fieldstone panel in the pier will be dismantled, granite salvaged and the panel rebuilt Question: As per drawing A001, chain link fence indicated on south of upper and lower concrete parking garage and from pier P35 to P46. Question: Please confirm, this chain link fence is not the scope of work for this tender. ANSWER: The chain link fences indicated on drawing A001 are not part of the scope of this contract. 4 of 15

5 City of Toronto Page 4 of 6 Casa Loma Project No Taylor/Hazell Architects Ltd. ADDENDUM NO Question: As per drawing A001 & A002, Legend for Sidewalk Protection asked allow for replacement of 50% of existing concrete pavers to match existing and drawing note of existing side walk on drawing A001 asked allow for replacement of 30% of sidewalk in bid price. Question: Please confirm the extent of replacement of side walk, 30% or 50%? Please confirm is replacement of sidewalk is the part of base bid or it is the part of cash allowance. ANSWER: Refer to the answer for question 1.6 above Question: As per section 01220, item , include the stipulated sum of $15, for removal & replacement of sidewalk. Question: Please confirm, 30% or 50% replacement of side walk as indicated on drawing is the part of cash allowance? Or this $15, is over and above that replacement work. ANSWER: The Cash Allowance is for the concrete replacement work in the contract to the percentage indicated and as clarified in the answer to question Question: As per 3/A323 & 4/A323, flashing is requires at below the capstone. Question: Please clarify, what type of flashing is required at below the capstone. ANSWER: Membrane flashing to be: Through wall membrane flashings: bituminous emulsion flashing on polyethlene carrying sheet; Blueskin AG by Bakor Industries and Blueskin Primer. Flashing cannot be exposed to view an carefully located at the tops of the granite field stone walls in relation to the ribbon- pointing Question: Is there any concrete foundation repairs required for phase 1 & phase 2? ANSWER: Other than the grinding of the concrete over-pour at P05 no other concrete repairs are included in the scope of work for Phase 1 & 2 at the Austin Terrace perimeter wall. 5 of 15

6 City of Toronto Page 5 of 6 Casa Loma Project No Taylor/Hazell Architects Ltd. ADDENDUM NO Question: As per detail 2/A320, Reinforced concrete foundation patch repair at pier is required for typical section of Stable Pier for phase 3 from P47 to P60, while as per note on detail 2/S301 ask for allow for 8 locations total. Question: As per detail 2/A320, we have total 14 piers for phase 3 from P47 to P60, while as per note on detail 2/S301 ask for only 8 locations. Please confirm the total location for the concrete foundation patch repair at pier. ANSWER: Refer to the answer to question 1.1 above. Drawing 2/A320 refers bidders to the structural drawings for the scope of this work. The quantity, number and extent of these repairs to be included in the Bid Price is described on the structural drawings Question: As per detail 1/A320, typical concrete foundation patch repair is require for phase 3 stable wall between piers, while as per note on detail 1/S302 ask for allow for 50% of length between piers P47 & P60. Question: Please confirm the total length of foundation wall between piers required repairs. ANSWER: Drawing 1/A320 refers bidders to the structural drawings for the scope of this work. The number, quantity and extent of these repairs to be included in the Bid Price is described on the structural drawings Question: As per detail 3/S302, grind off existing overpour, make smooth existing concrete for depth of buttress foundation. See 5/S301 for location. Question: We could not found the detail of 5/S301, Please provide the detail 5/S301. ANSWER: Refer to answer to question 1.4 above Question: As per site meeting instruction all flowers, plants etc. along the fence will be removes and re-plant by others. Please confirm. ANSWER: The planting beds adjacent to the perimeter walls that are part of the contract will be emptied of all plants prior to the work commencing. The facility operator s landscape staff will be responsible for this work. Contractors must coordinate and cooperate with the facility operator s gardening staff while they are performing this work. 6 of 15

7 City of Toronto Page 6 of 6 Casa Loma Project No Taylor/Hazell Architects Ltd. ADDENDUM NO Question: Due to different sizes & shapes of precast roman stone units, precast supplier is asking to extend the closing date, can you please extend the closing date by at least one week? ANSWER: Closing has been extended until September 7 th. Refer to City of Toronto s official notification Question: As per site meeting instruction and some drawings, random granite fieldstone will remain in place but as per General Note No. 5 on drawing A220 to A241, we have to allow for replacement of 25% of stones of average size 14 x8 x6, rounded. Question: Please advise. ANSWER: Refer to the answer to question The random granite fieldstone insets will be dismantled and rebuilt as indicated in the contract documents. Allow for the replacement of granite units that are broken during the dismantling procedure to the percentage indicated on the contract documents. 2.0 Tender Documents Revisions 2.1 TECHNICAL SPECIFICATIONS, Section ALLOWANCES Delete the Section entirely and replace with the section attached to this addendum. 3.0 Sketches Issued with this Addendum 3.1 SKA-01 Stables Perimeter Wall Decorative Assembly 4.0 Other Documents 4.1 Photo 01 P05 north side looking east END OF ADDENDUM NO of 15

8 Section 3 Tender Submission Package Pricing Form Tender Call No Contract No. N/A REVISED PRICE SCHEDULE Dated: August 30, 2017 The Bidder must provide the rate and the amount for each Tender item, the total for each part / subsection, the grand total, HST amount and the total amount of Tender on the forms in the ensuing pages. Bidders that do not fully complete these forms (such as leaving lines blank), or have unclear answers (such as "n/a", "-", "tba" or "included" etc.) will be declared non-compliant. Prices that are intended to be zero cost/no charge to the city are to be submitted in the space provided in the price schedule as "$0.00" or "zero". All spaces for the aforementioned information must be completed in ink ensuring the printing is clear and legible. Where included, the Alternative Prices, and Supplementary List of Prices Required for Extra Work Forms must also be completed. The lowest Bidder will be determined solely from the Total Base Bid, subject to the City's reserved rights not to award to any Bidder. Item Description Price 1 Phase 1 - Austin Terrace Perimeter Wall Restoration P01 P19. Refer to drawing A000 for extent of construction area associated with the work and all the contract documents for the complete scope of work. 2 Cash Allowances (Section Cash Allowances) 3 Contingency Allowance $ $ 95, $ 150, Total Base Bid Price (Items ) $ HST Amount (13%) $ Grand Total (to appear on the front submission page) $ 8 of 15

9 Section 3 Tender Submission Package Itemized Prices Form Tender Call No Contract No. N/A Below are the required alternative prices. The amount to be added to, or deducted from, the base bid price (as entered in the Bid Form) is entered for each requested alternative. All alternative prices exclude HST. If there is no change to the base bid price for an alternative, it must be so indicated. It is understood that: (a) (b) (c) (d) (e) the City may accept any of the alternatives and corresponding alternative prices in any order or combination, including all or none, the lowest Bidder will be determined solely from the base bid, without considering any alternative prices alternatives and alternative prices are open for acceptance by the City for the same period of time as the base bid price, the Work of the Contract and the Contract Price will reflect the alternatives and alternative prices, if any, accepted by the City at the time of Contract award, and acceptance of any alternatives will not affect the Contract completion time Description of Alternative Alternative Price No. 1: Austin Terrace North Perimeter Wall Restoration - Pier P20 to P29 including all associated work: tree protection and excavation measures; scaffolding & enclosures; masonry supply and restoration; site protection; staging; site restoration and general requirements. Refer to A000 for location and extent of construction area associated with the work and all contract documents for the complete scope of work. Alternative Price No. 2: Stables East Perimeter Wall Re-Construction and Restoration - Pier P47 to P60 including all associated work: tree protection and excavation measures; scaffolding & enclosures; masonry supply and restoration; site protection; staging; site restoration and general requirements. Refer to A000 for location and extent of construction area associated with the work and all contract documents for the complete scope of work. Effect on Base Bid Price Add Deduct $ NA $ NA 9 of 15

10 Section 3 Tender Submission Package Itemized Prices Form Tender Call No Contract No. N/A The Bidder must complete and submit the following Itemized Prices Form within five (5) working days upon being contacted by the City. Failure to submit the documents within this time limit will result in disqualification of the Bid. We, the Bidder, provide below the requested breakdown of items of Work included in our bid price (as entered in the Price Form). It is understood that these itemized prices are provided for information purposes only and will not be used to modify the scope of the Work and adjust our bid price. Item of Work Precast Concrete Roman Stone Supply as described in Section (including overhead and profit, testing, labour and materials and transport) Masonry Restoration as described in Section and on the contract documents (including overhead and profit, labour and materials and transport): Ornamental Metal Fence Restoration as described in Section and on the contract documents (including overhead and profit, labour and materials and transport): Excavation and Backfilling including applicable tree protection measures as described in Sections 01140, 31230, the Bruce Tree Experts Tree Protection Report and on the contract documents (including overhead and profit, labour and materials and transport): Scaffolding and Enclosures as described in Sections and and on the contract documents (including overhead and profit, labour and materials and transport): Masonry Restoration Mechanic - Hourly labour rate Masonry Restoration Mason - Hourly labour rate Masonry Restoration Labourer Hourly labour rate Ornamental Metal Restorer Hourly labour rate Excavator operator - Hourly labour rate Excavator machine - Hourly rate Itemized Price $ 10 of 15

11 Taylor Hazell Architects Ltd. Section Casa Loma Phase IX Page 1 Project Number 1609 ALLOWANCES Part 1 General 1.1 SECTION INCLUDES.1 Cash allowances..2 Inspection and testing allowances..3 Contingency allowance. 1.2 RELATED SECTIONS.1 This section describes requirements applicable to all Sections within Divisions 02 to CASH ALLOWANCES.1 Costs Included in Cash Allowances: Cost of Product to Contractor less applicable trade discounts; delivery to site, and applicable taxes..2 If a Cash Allowance item described in the Allowances Schedule below indicates the inclusion of installation, include in the Cash Allowance amount, provision for Product handling at the site, including unloading, uncrating, storage, protection of Products from elements and from damage, labour for installation and finishing, insurance, labour costs, taxes, bonding if applicable, equipment rental, overhead and profit..3 If a Cash Allowance item described in the Allowances Schedule below indicates supply only, include in the Contract Price costs not included in Cash Allowances but included in the Contract Price: Product handling at the site including unloading, uncrating, storage, protection of Products from elements and from damage, labour for installation and finishing, insurance, labour costs, taxes, bonding if applicable, equipment rental, overhead and profit..4 Consultant Responsibilities:.1 Consult with Contractor for consideration and selection of Products, suppliers, and installers..2 Owner and Consultant to select Products..3 Prepare Change Order..5 Contractor Responsibilities:.1 Assist Consultant in selection of Products, suppliers and installers..2 Obtain proposals from suppliers and installers and offer recommendations..3 On notification of selection by Consultant or Owner, execute purchase agreement with designated supplier and installer..4 Arrange for and process shop drawings, product data, and samples. Arrange for delivery. Issued with Addendum 01 Issued with Addendum of 15

12 Taylor Hazell Architects Ltd. Section Casa Loma Phase IX Page 2 Project Number 1609 ALLOWANCES.5 Promptly inspect Products upon delivery for completeness, damage, and defects. Submit claims for transportation damage..6 Differences in costs will be adjusted by Change Order..7 Allowances Schedule:.1 Section 05035: Include the stipulated sum of $ 6, for supply and installation of custom, lockable gate hardware for 2 pedestrian gates..2 Section 32930: Include the stipulated sum of $ 45, for purchase, delivery and installation of replacement trees..3 Section : Include the stipulated sum of $ 15, for removal and replacement of sidewalks conforming to the City of Toronto Works & Emergency Services Standards T , 2 & 4..4 Existing Irrigation repair/replacement work: Include the sum of $10, Rev. 2 Addendum INSPECTING AND TESTING ALLOWANCES.1 Costs Included in Inspecting and Testing Allowances: Cost of engaging an inspecting or testing agency; execution of inspecting and tests; and reporting results..2 Costs Not Included in the Inspecting and Testing Allowance But Included in the Contract Price:.1 Costs of incidental labour and facilities required to assist inspecting or testing agency..2 Costs of testing services used by Contractor separate from Contract Document requirements..3 Costs of retesting upon failure of previous tests as determined by Consultant..3 Payment Procedures:.1 Submit one (1) copy of the inspecting or testing firm's invoice with next application for payment..2 Pay invoice on approval by Consultant..4 Inspecting and Testing Allowances Schedule:.1 Include the sum of $ 6, for testing compacted soils and fill for landscaping and asphalt paving repairs. Rev. 1 Addendum 01.2 Include the sum of $ 3, for testing of concrete and concrete reinforcement specified in Section and Include the sum of $ 5, for testing of pre cast concrete roman stone specified in Section Include the sum of $ 3, for testing of mortar specified in Section Rev. 1 Addendum 01.5 Differences in cost will be adjusted by Change Order. Issued with Addendum 01 Issued with Addendum of 15

13 Taylor Hazell Architects Ltd. Section Casa Loma Phase IX Page 3 Project Number 1609 ALLOWANCES 1.5 CONTINGENCY ALLOWANCE.1 Include in the Contract, a stipulated price of $ 150, for use upon Owner's written instruction via Change Order..2 Contractor's costs for Products, delivery, installation, labour, insurance, payroll, taxes, bonding, equipment rental, overhead and profit will be included in Change Orders authorizing expenditure of funds from this Contingency Allowance..3 Funds will be drawn from the Contingency Allowance only by Change Order..4 At closeout of Contract, funds remaining in Contingency Allowance will be credited to Owner by Change Order. END OF SECTION Issued with Addendum 01 Issued with Addendum of 15

14 P:\2016\1609 Casa Loma Phase 9\Drawings\Perimeter Fence\Working Drawings\ A240 - Stable Perimeter Wall Elevations.dwg Aug 30, :44pm 1 A240 ±7' " ±1' " ±2'-5" ±2' " ±1' " ±3' " ±7" ±2'-0" P60 STABLES PERIMETER WALL EAST ELEVATION - DECORATIVE ASSEMBLY SCALE: 1/4" = 1'-0" 2 A of 15 PHOTOS OF EXISTING DECORATIVE ASSEMBLY SCALE: NTS 1 NO. REVISED ML: DATE REVISION / ISSUED DESCRIPTION TAYLOR HAZELL ARCHITECTS LTD. PROJECT NAME : DRAWING TITLE : DRAWN BY : CHECKED BY : SCALE : MW PROJECT NO ISSUED FOR ADDENDUM Adelaide Street West 5th Floor Toronto, Ontario, M5V 1R5 Telephone: (416) Facsimile: (416) THE GENERAL CONTRACTOR SHALL CHECK AND VERIFY ALL DIMENSIONS AND REPORT ALL ERRORS AND OMISSIONS TO THE ARCHITECT IN WRITING BEFORE PROCEEDING WITH WORK. DO NOT SCALE THE DRAWINGS DO NOT USE THIS DRAWING FOR CONSTRUCTION PURPOSES UNTIL SEALED AND SIGNED BY THE ARCHITECT. CASA LOMA PHASE IX PERIMETER WALL RESTORATION 1 AUSTIN TERRACE TORONTO, ONTARIO M5R 1X8 STABLES PERIMETER WALL 1609 DATE : ES DRAWING NO. 1/4"=1' SKA-01 REVISED

15 1609 Casa Loma Ph 9 Perimeter Wall Restoration Photo 01 - P05 north side looking east issued with Addendum of 15