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3 of the Most Ideal Drain Solutions for Outdoor Public Places

Public plazas are open spaces designed to accommodate different activities and events, from social gatherings to cultural events. As such, they are prone to experiencing high foot traffic and generating large amounts of waste and water runoff. To keep these spaces clean, functional, and safe, it is crucial to have adequate drainage solutions in place. Here are three of the ideal drain grating solutions for public plazas:

Permeable Pavers

Permeable pavers are a type of pavement material that allows water to pass through the surface and into the subgrade below. They are made from concrete, asphalt, or other materials with gaps or voids that allow water flow. Permeable pavers are ideal for public plazas because they accommodate high foot traffic levels while providing a natural drainage system.

When installed correctly, permeable pavers can reduce runoff and improve water quality by filtering pollutants and debris from the water. They can also minimise the urban heat island effect by reducing surface temperatures. Permeable pavers are low maintenance and long-lasting, making them a cost-effective solution for public plazas.

Trench Drains

Trench drains are a type of linear drain that is designed to collect and divert surface water away from a specific area. They are typically installed along the edges of a plaza or in low-lying areas where water tends to pool. Trench drains consist of a narrow channel with a grated cover that collects water and directs it to a drainage pipe.

Trench drain grating is ideal for public plazas because they are highly effective at quickly removing large volumes of water. They are also easy to install and can be customised to fit the exact needs of a plaza. For example, they can be designed to accommodate different types of traffic, from pedestrians to vehicles.

Despite requiring regular maintenance to prevent clogging and ensure proper functioning, they are a durable and reliable solution that can withstand harsh weather conditions and heavy use.

Rain Gardens

Rain gardens are a green infrastructure that captures and absorbs rainwater runoff from a plaza. They are designed as shallow depressions filled with plants, soil, and mulch. Rain gardens are ideal for public plazas because they provide a natural and aesthetically pleasing way to manage stormwater.

When rainwater falls on a plaza, it can carry pollutants, such as oil and grease, and deposit them into nearby waterways. Rain gardens help to filter out these pollutants by allowing the water to seep into the soil and be absorbed by the plants. They also help reduce erosion and improve the soil’s overall health.

Like trench drains, rain gardens require regular maintenance to ensure the plants are healthy and functioning correctly. They also require significant space and may not be suitable for all plazas. However, they are an effective and sustainable solution that can improve environmental quality and create a more attractive and functional public space.

Find the Right Drain Channels from Yeti Civil Products

Public plazas need effective and efficient drainage solutions to manage stormwater runoff and maintain a safe and functional environment. Permeable pavers, trench drains, and rain gardens are ideal drain solutions for public plazas. Each solution has unique advantages, and the best option depends on the plaza’s specific needs and characteristics. By implementing these solutions, public plazas can become more sustainable, attractive, and functional spaces for everyone to enjoy.

Yeti offers a variety of drainage system solutions that can be designed to your project’s needs. We have covered you whether you’re looking for a specific option or want to explore each range in more detail. We’ll modify any of our available systems to suit your specific requirements. Contact us today for the right drain grating solution at 03-9869-3299 or!

Trench drain being installed around a pool.


Photo of John Bohm at Yeti Civil Products


I am John from Yeti Civil Products. I want to make sure you find the exact stainless steel drain, grate, entry mat or walkway solution for your drainage needs.

We custom design and make our products and we have some modular systems also.

Have a look through our website catalogue and/or give me a call to talk about the best drainage options for your project.