Home » Projects » Transforming a Concrete-Covered Plot into Six Infiltration Courtyards in “La Colmena”

Transforming a Concrete-Covered Plot into Six Infiltration Courtyards in “La Colmena”

Ground-level perspective of La Colmena's multi-family building in Durán, Ecuador, featuring a porous facade made of locally sourced concrete blocks, open transitional doorways, and street-level social interaction with residents sitting outside on the sidewalk and a cyclist passing.
The street-level facade of the La Colmena project in Durán, Ecuador, activates the public sidewalk by serving as a social and functional extension of the neighborhood. (Image © JAG Studio)

From Urban Enclosure to the Revitalization of the Ground

The project is located in Durán, a satellite city of Guayaquil, within an urban fabric shaped by accumulated social and urban tensions. These conditions have increasingly produced closed and isolated living environments, weakening opportunities for social interaction among residents. In this context, a retired couple chose a run-down property and reconfigured it into three housing units, not merely as a real estate response, but as a means of revitalizing the neighborhood in a productive and safe manner. At its core, this decision takes a critical position toward the prevailing model of multi-family housing, which tends toward isolation rather than openness.

The Passage as an Extension of the Sidewalk: Redefining the Relationship with the Ground

Unlike the conventional approach to multi-family housing, in which a project is built vertically to occupy the entire footprint, this project adopts a different logic based on maintaining direct contact with the ground. This approach is embodied in a passage designed as a spatial extension of the public sidewalk, turning the transition from public to residential space into a gradual experience without a clear rupture; the urban threshold merges with the residential threshold, while the passage shifts from being merely a circulation element into a transitional space that preserves the body’s sense of belonging to the ground before entering the dwelling.

Interior Courtyards: Integrating the Ecosystem into the Living Space

Alongside the passage, the interior courtyards form the second element that redefines the relationship between the residential space and its environmental surroundings. These courtyards are not conceived as empty or separating spaces, but as points where elements of the ecosystem are directly integrated into everyday living areas. In this way, the interior space shifts from being an enclosed zone isolated from its surroundings into a living extension that accommodates nature as an organic part of the residential experience, rather than as an added decorative element.

ItemDetails
ArchitectsAncestra, Natura Futura
Area335 m²
Year2026
PhotographsJAG Studio
CategoryMixed Use Architecture, Housing, Adaptive Reuse
IllustrationsMomento Movimiento
CityDurán
CountryEcuador
High-angle aerial drone view of the dense La Colmena housing project in Durán, highlighting the rooftop terraces with agricultural gardens, social gatherings, and multi-layered concrete-block volumes amidst a compact neighborhood.
Aerial view of La Colmena’s multi-tier urban configuration, showcasing common rooftop terraces used for urban farming and neighborly gatherings within its dense fabric. (Image © JAG Studio)
Inside La Colmena, a resident tends to lush green plants in one of the open-air filtration patios, seen through open, pivot glass-and-steel doors from a concrete-block-walled interior.
One of six internal filtration patios open to the sky, integrating natural ecosystems and drainage to combat winter flooding while allowing cross-ventilation. (Image © JAG Studio)
An elderly woman sitting at a long wooden communal dining table inside La Colmena, illuminated by natural sunlight filtering through a concrete block wall and an adjacent indoor patio garden.
Interior communal and dining space in La Colmena, where natural light from adjacent filtration patios illuminates locally handcrafted furniture and textured concrete block walls. (Image © JAG Studio)

Project Name: A Seventies Structure Regains Its Ecological Breath

The “La Colmena” project is based on the primary structure of a house dating from the 1970s, built on a 10 × 20-meter plot that had been entirely covered with concrete. In response to the characteristics of the low-rise city, where flooding frequently occurs during winter, six infiltration courtyards were opened within the solid mass. These courtyards do more than facilitate water drainage; they also function as climatic shafts, directing cross-ventilation through the interior spaces and helping regulate temperatures inside the rooms. They thus shift from being purely structural elements into active climatic mechanisms that interact with both the body and the air.

Material as Local Memory: Concrete Block and Its Repetitive Scale

The choice of materials was based on one of the most common resources in the neighborhood: concrete block, sourced from a site located only four buildings away from the project, establishing a direct connection between the architectural space and its local productive fabric. The material’s presence extends beyond the walls, as its 20 × 20 cm module becomes a recurring design unit in the stairs, sinks, garden lighting, and public benches, creating a unified visual and tactile language that connects the project’s disparate elements within a single geometric system. The floors, meanwhile, were made from local wood, preserving traditional techniques and supporting craftsmanship, while introducing a warm sensory dimension that balances the hardness of the surrounding concrete.

Architectural rooftop terrace plan of La Colmena housing project, displaying communal outdoor seating areas, shared laundry facilities, urban farming gardens, and drying spaces.
Rooftop terrace layout of La Colmena featuring shared agricultural planters, social gathering spaces, and communal services.
Detailed second-floor architectural plan of La Colmena project in Durán, showing the spatial arrangement of bedrooms, balconies, private bathrooms, workshops, and open-air filtration lightwells.
Architectural second-floor plan of La Colmena, illustrating the layout of living quarters, balconies, and natural lightwells that ensure cross-ventilation.
A view down a transitional open-air corridor at La Colmena, featuring natural brick flooring, cascading side plants, and sunlight filtering through textured concrete block walls and patterned screens.
A deep transitional corridor at La Colmena functions as a pedestrian spine, blending brick pathways and natural plantings with sunlight filtering through brick and block screen patterns. (Image © JAG Studio)
Looking through an elongated pedestrian walkway in La Colmena, showing a resident in the background tending to a plant-filled patio under a concrete bridge with brick flooring.
The pedestrian walkway serves as a domestic extension of the public street, weaving through natural courtyards and structural volumes. (Image © JAG Studio)

Controlled Openness: From Openings to a Cultural Exhibition

The project seeks to rebuild its connection with the street, not through complete openness that would compromise privacy, but through controlled openings that precisely define the nature of the relationship between inside and outside. In this context, the passage shifts from being merely a circulation element into a space with cultural and productive qualities, functioning as a living exhibition that displays details of the residents’ everyday lives. Moving through it thus becomes both a visual and social act, strengthening daily relationships among neighbors rather than limiting its role to functional circulation.

Shared Terraces: Agricultural Production as a Tool for Gathering and Safety

The shared terraces, dedicated to growing vegetables, extend this participatory logic, transforming agriculture from an isolated individual activity into a collective practice that encourages regular presence and coordination among neighbors. In this way, these spaces move beyond their immediate productive function to become a means of supporting community gatherings and reinforcing a sense of safety through the continuous human presence generated by these shared daily activities.

Housing as Neighborhood Infrastructure

Through these elements combined, the “La Colmena” project redefines multi-family housing not as a residential unit enclosed within itself, but as neighborhood infrastructure dedicated to gathering and production within a fragile urban context. The restoration of the passage as a productive space, together with the bioclimatic courtyards and shared terraces, operates as an integrated set of tools that strengthens urban vitality, collective life, and community safety within a unified spatial system that connects individuals with their everyday surroundings.

Interior kitchen looking out through folding steel-and-glass doors to an open-to-sky gravel patio with natural foliage, with a person seen on the upper level within the concrete block structure.
The domestic spaces at La Colmena open directly onto internal gravel patios, enhancing natural ventilation and indoor-outdoor living. (Image © JAG Studio)
Interior space in La Colmena, where a resident works at a vintage sewing machine by large, open pivot glass windows overlooking the neighborhood trees, with natural wood flooring and concrete block walls.
Flexible interior spaces in La Colmena connect residents directly to the outdoor neighborhood through large, pivoted steel-and-glass windows. (Image © JAG Studio)
Exterior golden hour view of La Colmena in Durán, Ecuador, showcasing its textured concrete block facade, rooftop gardens, and active street connection on a residential street.
At dusk, the front facade of La Colmena integrates with the neighborhood through its local concrete block pattern and lively street-facing terrace. (Image © JAG Studio)

✦ ArchUp Editorial Insight

The “La Colmena” project reveals a rare model that departs from the conventional distribution of risk in real estate development: here, the decision and its consequences remain on the same side. As both owners and users, the retired couple does not leave the project after completion, as a conventional developer typically does. Instead, they remain present to bear the long-term consequences of their architectural choices, thereby reshaping a risk structure usually distributed between one party that makes decisions and another that bears their consequences without participating in them. The choice of concrete block sourced from a site only four buildings away is not primarily an aesthetic decision, but rather a response to a local production structure that reduces transportation costs and keeps economic value within the neighborhood. At the same time, the six courtyards become drainage and ventilation mechanisms that address a structural deficiency inherited from the fully concrete-covered 1970s property, responding to the reality of a low-rise city exposed to flooding without adequate public infrastructure. Meanwhile, the shared terraces for growing vegetables demonstrate how repeated human presence can be mobilized as a non-institutional alternative for creating safety within an urban context where the capacity of public space to generate such presence on its own has diminished.


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