Heritage Impact Assessment, 10874 Steeles Avenue, Part of Lot 15 Concession 5, Trafalgar Township, now Town of Halton Hills, Regional Municipality of Halton, Ontario Project number: PHC-2020-51 Report Type: Original Report Date: 24 November 2020 Town of Halton Hills Proponents: Carlo & Albina Giangrande Address: 10874 Steeles Avenue, Halton Hills, ON, L7G 0C6 Heritage Impact Assessment, 10874 Steeles Avenue, Part of Lot 15 Concession 5, Trafalgar Township, now Town of Halton Hills, Regional Municipality of Halton, Ontario Content 1. Executive Summary ........................................................................................................ 1 2. Personnel ....................................................................................................................... 2 3. Introduction ................................................................................................................... 3 4. Legislative and Policy Framework ................................................................................... 6 4.1 Provincial Legislation and Policy ............................................................................................... 6 4.1.1 Ontario Heritage Act ..................................................................................................................................... 6 4.1.2 Planning Act ................................................................................................................................................... 7 4.1.3 Provincial Policy Statement (2020) .............................................................................................................. 7 4.2 Municipal Policy Framework .................................................................................................... 8 4.2.1 Halton Region Official Plan ........................................................................................................................... 8 4.2.2 Halton Hills Terms of Reference for Heritage Impact Assessments ........................................................... 9 Historical Context ................................................................................................................ 10 4.3 Regional Overview .................................................................................................................. 10 4.3.1 Halton County ............................................................................................................................................. 10 4.3.2 Trafalgar Township ...................................................................................................................................... 10 4.4 Subject Property ..................................................................................................................... 11 5. Existing Conditions ....................................................................................................... 14 5.1 Architecture and Design ......................................................................................................... 14 5.1.1 Residential Structure ................................................................................................................................... 14 5.1.2 Former Poultry Plant ................................................................................................................................... 30 5.1.3 Commercial Rental Structure ..................................................................................................................... 32 5.2 Surrounding Landscape .......................................................................................................... 33 6. Evaluation of Cultural Heritage Value and Interest ........................................................ 38 6.1 Description of the Property .................................................................................................... 38 6.2 Heritage Attributes ................................................................................................................. 38 6.3 Criteria for Determining Cultural Heritage Value or Interest .................................................. 39 6.3.1 Physical or Design Value ............................................................................................................................. 40 6.3.2 Associative or Historic Value ...................................................................................................................... 40 6.3.3 Contextual Value ......................................................................................................................................... 40 6.4 Statement of Significance ....................................................................................................... 40 7. Impact Assessment ....................................................................................................... 41 8. Summary Statement and Conservation Recommendations ........................................... 42 9. Bibliography ................................................................................................................. 43 10. Heritage Consultants Resume ....................................................................................... 45 Heritage Impact Assessment, 10874 Steeles Avenue, Part of Lot 15 Concession 5, Trafalgar Township, now Town of Halton Hills, Regional Municipality of Halton, Ontario List of Tables and Images Figure 1: Location of Subject Property. ............................................................................................................................... 4 Figure 2: Aerial Image of Subject Property. ......................................................................................................................... 5 Figure 3: 1877 historic mapping of Trafalgar Township North. Red outline represents approximate location and extent of Subject Property.................................................................................................................................................. 13 Figure 4: Subject Property as shown on 1858 Tremaine’s Map of Halton. Red outline represents approximate location and extent of Subject Property. ........................................................................................................................... 13 Table 1: Key land transactions related 10 10874 Steeles Avenue .................................................................................... 12 Table 2: Evaluation of Cultural Heritage Value and Interest ............................................................................................ 39 Image 1: 10874 Steeles Avenue East, circa 1976 (photo courtesy of Trafalgar Historical Society). .............................. 15 Image 2: Current front façade, note cut stone foundation and attempt to disguise a modern square headed window in the center gable. ............................................................................................................................................................. 16 Image 3: Front and side view, note use of fake quoining at corner central belt containing key stone above main entrance............................................................................................................................................................................... 16 Image 4: Rear of residence illustrating multiple additions added to original real wing. ................................................. 17 Image 5: North side of structure illustrating large c.1980 family room addition. ........................................................... 17 Image 6: South side of structure illustrating large c.1980 kitchen addition. ................................................................... 18 Image 7: Exposed cut stone threshold at front door. ....................................................................................................... 18 Image 8: Example of bay window, note evidence of spray-on waterproofing membrane on foundation stones, lug sills have been coated in stucco. ........................................................................................................................................ 19 Image 9: Typical example of modern aluminum facia, soffit and frieze. ......................................................................... 19 Image 10: Expansive yard fronting Steeles Avenue. ......................................................................................................... 20 Image 11: View of commercial structures from rear second storey balcony. ................................................................. 20 Image 12: Second storey living room located in original rear wing, note exaggerated entrance with non-original trim. .............................................................................................................................................................................................. 21 Image 13: Example of typical original baseboard and door trim on second floor. ......................................................... 21 Image 14: Typical example of original baseboard and door trim on first floor. .............................................................. 22 Image 15: Original staircase and balustrade, second floor. .............................................................................................. 22 Image 16: Closeup of detail on staircase. .........................................................................................................................