Introduction
This report provides advice to the board of NextAge Developments on a proposed retirement home design, aimed at supporting an investment decision and potential planning application. As a building surveying student, I have designed a retirement home building that addresses the growing demand for specialist housing for older adults, drawing on the ‘baby boomer effect’ and associated market opportunities. The design focuses on converting an unused public sector building in a local community setting, incorporating features to promote independent living while preparing for future care needs. Key elements include site analysis, structural choices, Building Information Modelling (BIM) benefits, sustainable features, and ethical considerations. This aligns with national trends, where retirement housing constitutes only 2% of current stock, yet the over-65 population is projected to rise to 24.3% by mid-century (Office for National Statistics, 2021). The report is structured to inform a potential Design & Access Statement, ensuring a professional and evidence-based approach.
Site Analysis and Planning Policy Influence
The design process began with a thorough analysis of the surrounding site and relevant planning policies, which significantly shaped the overall approach. The chosen site is a disused public sector station in a suburban UK area, selected for its potential for conversion as suggested by industry notes on repurposing unused buildings like pubs or offices for retirement homes. This location supports the goal of keeping retirees in local communities rather than isolating them, addressing concerns that 71% of older adults value neighbourly help and shared interests (Knight Frank, 2019).
Site analysis revealed good accessibility, with proximity to public transport, shops, and healthcare facilities, which is crucial given that 26% of respondents seek accessible homes with features like level thresholds and fewer stairs. However, challenges included limited green space and potential noise from nearby roads, influencing the incorporation of private outdoor areas and sound insulation. Planning policies, particularly the National Planning Policy Framework (NPPF) (Ministry of Housing, Communities & Local Government, 2021), emphasise sustainable development and efficient land use. This guided the decision to repurpose an existing structure, reducing environmental impact and aligning with policies promoting brownfield redevelopment. Local authority guidelines on housing for older people further influenced the design by requiring adaptable spaces for varying mobility needs, leading to a layout with wide corridors and adaptable apartments. Overall, this analysis ensured the design promotes prolonged active lifestyles while complying with policies that prioritise community integration and accessibility.
Structural Form Options and Justification
Several structural form options were considered for the retirement home, with the chosen form justified by functionality, cost, and suitability for the target demographic. Options included timber frame, steel frame, and reinforced concrete, each evaluated against the site’s constraints and user needs.
Timber frame was appealing for its sustainability and quick construction, but it posed risks in terms of fire resistance and durability for a multi-storey building housing vulnerable residents. Steel frame offered flexibility for open-plan spaces, ideal for communal areas, yet it could increase costs and thermal bridging issues in a conversion project. Reinforced concrete emerged as the preferred option due to its robustness, acoustic performance, and adaptability for retrofitting an existing building. This choice is justified by the need for a structure that can accommodate future modifications, such as installing lifts or care facilities, as 70% of retirees anticipate needing help as they age (Savills, 2018). Furthermore, concrete’s thermal mass supports energy efficiency, aligning with desires for lower maintenance and reduced outgoings cited by 33% and 22% of respondents, respectively.
The design incorporates a three-storey layout with 20 apartments, balancing density with livability. This structural form ensures stability for features like 24-hour security and on-site amenities, which 66% and 48% of older adults value, while keeping costs manageable for a project targeting tribes like ‘Blitz Kidz’ and ‘Savvy Shrinkers’ who seek affordable, practical housing.
Application of Building Information Modelling (BIM)
Building Information Modelling (BIM) offers substantial benefits for this retirement home project, enhancing design, construction, and operational phases. BIM involves creating a digital representation of the building’s physical and functional characteristics, which can be applied here to improve collaboration and efficiency.
For this development, BIM could facilitate clash detection during the conversion of the existing structure, identifying issues like structural conflicts early and reducing rework costs by up to 20% (Eastman et al., 2011). It would also support stakeholder engagement, allowing the board to visualise options virtually, which is particularly useful for addressing ethical concerns around resident privacy and accessibility. During operation, BIM’s data-rich models enable predictive maintenance, crucial for features like energy-efficient systems that appeal to 22% of retirees seeking reduced outgoings.
Moreover, BIM aligns with UK mandates under the Building Information Modelling Mandate (HM Government, 2016), ensuring compliance and future-proofing the project. By integrating BIM, the design process can incorporate user feedback from diverse retiree profiles, such as ‘Instagrammas’ who embrace technology, ultimately prolonging the building’s lifecycle and supporting independent living.
Key Sustainable Features
Sustainability is integral to the design, incorporating features that address environmental concerns and user preferences for modern, low-maintenance homes. Key elements include energy-efficient insulation, solar panels, and green spaces, justified by the need to reduce outgoings and promote health.
The building features high-performance glazing and insulation to achieve better energy efficiency than older properties, responding to 22% of older adults’ desires for lower bills. Solar photovoltaic panels on the roof provide renewable energy, potentially cutting operational costs and aligning with NPPF sustainability goals. Water-saving fixtures and greywater recycling systems further enhance efficiency, while communal gardens and private outdoor spaces cater to 38% and 61% of preferences for green areas and manageable gardens.
These features not only mitigate the environmental impact of conversion but also support active lifestyles, with facilities for physical activities like cycling, valued by 46% of retirees. Overall, sustainability is embedded to future-proof the development against rising energy costs and climate change, ensuring long-term viability for residents like ‘Sundowners’ who prioritize modern facilities.
Ethical Issues and Considerations
Ethical considerations were paramount in preparing this design, encompassing professional ethics, resident well-being, and societal impacts. As a building surveyor, adherence to the Royal Institution of Chartered Surveyors (RICS) ethical standards, including integrity and public interest, guided decisions (RICS, 2021).
A key ethical matter is the justification for 20 apartments: this number balances affordability and community scale, avoiding overcrowding while providing economies of scale for amenities like an on-site café (desired by 48%). It addresses the gap in specialist housing, where developments have dropped from 30,000 to 8,000 since the 1980s, and caters to diverse tribes without excluding lower-income groups like ‘Blitz Kidz’. Ethically, this prevents social isolation, as 86% value privacy and 73% seek freedom, while ensuring inclusivity for pets (34%) and guests (7%).
Broader issues include avoiding exploitation of vulnerable groups; the design incorporates adaptable spaces to delay care home needs, respecting that 34% move only after a crisis. Professional ethics also involved considering equity release implications for homeowners funding retirement (66%), ensuring the development doesn’t exacerbate housing shortages by freeing up family homes. Transparency in planning, such as disclosing conversion impacts, upholds ethical reporting standards.
Conclusion
In summary, this report outlines a retirement home design influenced by site analysis and planning policies, justified structural choices, BIM applications, sustainable features, and ethical considerations. The reinforced concrete conversion promotes independent, active living for a booming retiree population, addressing market gaps and user preferences. Implications include potential investment returns through affordable, desirable housing, while contributing to sustainable urban development. Future steps could involve detailed BIM modelling and stakeholder consultations to refine the proposal, ensuring it meets both commercial and societal needs.
References
- Eastman, C., Teicholz, P., Sacks, R. and Liston, K. (2011) BIM Handbook: A Guide to Building Information Modeling for Owners, Managers, Designers, Engineers and Contractors. 2nd edn. Hoboken: John Wiley & Sons.
- HM Government (2016) Government Construction Strategy 2016-2020. London: Cabinet Office.
- Knight Frank (2019) Senior Living Annual Review 2019. London: Knight Frank.
- Ministry of Housing, Communities & Local Government (2021) National Planning Policy Framework. London: MHCLG.
- Office for National Statistics (2021) National Population Projections: 2020-based interim. Newport: ONS.
- Royal Institution of Chartered Surveyors (RICS) (2021) RICS Professional Standards and Guidance, Global: Ethics. London: RICS.
- Savills (2018) Spotlight on Retirement Living. London: Savills.
