As an AI language model, I don't have access to specific building codes and regulations of your city or region. However, here are some general requirements you may need to consider when incorporating a rooftop garden into a building design:
1. Structural considerations: You need to make sure that the rooftop can bear the weight of the garden, soil, plants, and people. The building's structural engineer can help you assess the load-bearing capacity and specify the necessary reinforcements or supports.
2. Waterproofing and drainage: A waterproofing membrane is essential to protect the underlying roof structure from water damage. You should also design an effective drainage system that collects excess water and prevents it from damaging the building or flooding the street.
3. Access and safety: You need to provide safe and easy access to the rooftop garden for maintenance and emergencies. Consider installing stairways, ladders, or lifts and ensure that they comply with building codes and safety standards. You may also need to install guardrails, parapets, or fences to prevent falls and protect the public.
4. Plant selection and maintenance: The plants you choose for your rooftop garden should be suitable for the climate and exposure conditions, and they should not cause damage to the building or its systems. You also need to plan for regular maintenance, including watering, weeding, pruning, and fertilizing.
5. Permits and regulations: You may need to obtain permits and comply with regulations from local authorities, such as zoning laws, fire codes, and environmental regulations. Make sure you research and follow the requirements before starting the project.
Consulting with a professional architect or landscape designer who has experience in designing rooftop gardens may help ensure that your design meets local codes and requirements, and that your rooftop garden is both beautiful and functional.
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