The Stitch: Industrial + Public Hybrid Architecture

Contemporary cities are increasingly shaped by large-scale infrastructure: highways, motorways, underpasses, flyovers, and railway corridors, that promise efficiency and connectivity. Yet, these same systems often fracture the urban fabric, creating physical, social, and economic divides. In the long run, the spaces formed beneath, around, or along such infrastructure frequently become neglected voids: underutilized, unsafe, and disconnected from everyday urban life.

The Stitch, An Industrial + Public Hybrid, a project by Chethan P, positions itself within the discourse of urban regeneration architecture, proposing design as a tool to heal these infrastructural fissures. Instead of treating infrastructure as a barrier, the project reframes it as an opportunity: an armature around which inclusive public life, productive industry, and community networks can be re-established.

Institutional Excellence Award entry of UnIATA '19

The Urban Fissure: Infrastructure as a Divider

Located at Azeez Sait Industrial Estate along Outer Ring Road, Nayandahalli, Bengaluru, the site exemplifies a familiar metropolitan condition. The introduction of the Outer Ring Road carved a deep divide through an already dense industrial and residential precinct. What once functioned as a continuous urban system was split into fragments, disrupting pedestrian movement, informal economies, and social exchange.

Over time, this infrastructural incision produced residual spaces: dark underpasses, leftover land parcels, and inaccessible edges, perceived as unsafe and functionally redundant. Within the framework of urban regeneration architecture, such spaces are no longer seen as failures but as latent resources capable of supporting new forms of urban life.

Conceptual Framework: Stitching the Divide

The central idea of The Stitch is literal and metaphorical. Architecturally, it introduces a linear intervention that bridges across the infrastructural cut. Conceptually, it stitches together fragmented systems: industry and public space, production and consumption, movement and pause.

Rather than isolating manufacturing to the periphery, the project integrates industrial processes with inclusive public programs, transforming the infrastructural edge into a shared civic spine. This approach aligns with contemporary urban regeneration architecture practices that advocate mixed-use hybridity as a catalyst for social resilience.

Programmatic Hybrid: Industry Meets Public Realm

The proposal organizes its program as a layered hybrid:

• Manufacturing Zones embedded within the structure, focusing on plastic recycling and small-scale production.
• Design + R&D Spaces that support innovation, experimentation, and value addition to recycled materials.
• Wholesale and Retail Edges that activate the interface between industry and the city, enabling economic exchange.
• Inclusive Public Spaces woven throughout—ramps, walkways, viewing decks, and gathering areas—allowing citizens to engage with both infrastructure and industry.

By exposing industrial processes to public view, the project demystifies production and reframes it as a civic activity rather than a hidden, isolated function. This transparency is a key gesture within urban regeneration architecture, fostering awareness, education, and community ownership.

Circular Economy as Urban Strategy

A defining aspect of The Stitch is its engagement with the circular economy. The project quantifies its impact by proposing the recycling of approximately 25 tons of plastic waste per day, sourced from the city and reintegrated into manufacturing cycles on site.

This closed-loop system transforms waste into a visible urban resource. Recycling, production, display, and sale occur along the same infrastructural spine, turning the act of regeneration into an everyday urban experience. In doing so, the project extends the scope of urban regeneration architecture beyond spatial repair to include environmental and economic sustainability.

Design Development: Iterative Urban Repair

The design evolves through multiple iterations, each testing a different relationship between infrastructure, program, and public life:

• Iteration 1 explores replacing existing slabs with manufacturing spaces while introducing public access.
• Iteration 2 refines this approach by retaining the existing infrastructural slab and stitching new programs along its edges.
• Iteration 3 responds directly to the infrastructural divide, proposing a continuous architectural system aligned with the Outer Ring Road.
• Final Design consolidates these strategies into a single linear structure, balancing structural efficiency, spatial permeability, and programmatic clarity.

The resulting architecture operates simultaneously as bridge, building, and public landscape, an emblematic move within urban regeneration architecture where form and infrastructure become inseparable.

Structure and Section: Architecture as Interface

In section, The Stitch reveals a complex vertical organization. Manufacturing and service spaces occupy lower levels, while public circulation weaves above and through them. Large structural members span across the infrastructural void, creating shaded, habitable spaces beneath.

The roof structure, articulated through lightweight trusses, acts as both climatic device and visual marker, signaling the transformation of a previously hostile infrastructural zone into a civic landmark. This sectional richness underscores the project’s ambition to transform leftover spaces into active urban interfaces.

Reclaiming the Public Realm

At ground level, the project reconnects pedestrian flows disrupted by the road infrastructure. Ramps and walkways ensure universal accessibility, while markets, informal seating, and activity zones invite occupation throughout the day. The once-ignored edges of the industrial estate become sites of interaction, commerce, and leisure.

Such spatial strategies reflect the core ethos of urban regeneration architecture: reclaiming the public realm not through monumental gestures, but through precise, context-driven interventions that respond to everyday urban realities.

The Stitch, An Industrial + Public Hybrid proposes a compelling alternative to conventional infrastructure-led development. By treating infrastructural divisions as opportunities rather than obstacles, the project demonstrates how urban regeneration architecture can repair fractured cities through hybrid programs, circular economies, and inclusive public spaces.

In stitching together industry, infrastructure, and community, the project by Chethan P offers a model for future urban interventions, one where architecture does not merely occupy space, but actively heals the city.