DIOGO LEITÃO

Gimnazjalna Street Bydgoszcz

Architecture, Interiors

LOCATIONBydgoszcz, Poland
YEAR2015-2016
CATEGORYArchitecture, Interiors
AREA4,000 m2
BUDGETEUR 1,380,000
STUDIODiogo Leitão, Founder, Rise.Design

Gimnazjalna Street is Rise.Design's first major urban rehabilitation commission and the project that established the studio's reputation as a developer-facing practice. Three abandoned five-storey historic buildings at ul. Gimnazjalna 4, 6, and 8 in central Bydgoszcz were ruins: holes in floors, deteriorated roof slabs, junkies occupying the upper storeys. They were transformed into a vibrant mixed-use quarter spanning 4,000 square metres across four floors and a 300 square metre rear courtyard.

Wide summer street panorama showing multiple restored neoclassical buildings, pedestrians, outdoor cafe seating, bicycles on cobblestone pavement
Angled close-up of main building facade from low viewpoint, full-height neoclassical windows, commercial storefronts at ground level with Landschaft signage

The client, Moderator, is one of Poland's major developers of building rehabilitations. The relationship began when the company's president met Diogo Leitão through an unnamed business agent in 2014, with Moderator approaching directly for the Gimnazjalna commission in January 2015. The commission covered the full design cycle: concept, technical documentation, construction supervision, and completion through 2016.

Evening dusk street scene with BARZZA cafe illuminated, warm lighting, iron staircase railings, outdoor dining tables, deep blue sky
Summer street with KAWA coffee sign, deck chairs, restored facade, Landschaft entrance with iron staircase, potted plants, cobblestone
Summer street view with AleBra and BARZZA signage, outdoor seating with deck chairs, pedestrians relaxing, trees, multiple storefront entrances

Three buildings, three identities, one street. Building I at Gimnazjalna 4 holds apartments at 40, 80 and 100 square metres, with fold-down beds and modular kitchens so a flat works for someone staying a year or a week. Building II at Gimnazjalna 6 is a hostel of studio apartments. Building III was extended sideways and upwards to match Building II and takes the offices, creative workspaces, a showroom and a photographic studio.

Attic apartment living room with exposed timber beams, skylight, Eames patchwork chairs, oak flooring, grey sofa

The ground floors are what put the street back to work: pub, restaurant, cafe, wine shop, gym, laundry, bike room, conference room, art workshop, language school. Gimnazjalna became one of the busiest streets in the city. Patchwork Eames-style chairs ended up as the signature piece in the apartments. Upstairs the buildings gave their own conditions to use, Gothic-arched windows in the penthouses and exposed roof trusses with skylights in the attic flats.

Residential furniture detail with white table and patchwork Eames-style chairs, oak laminate floor, white walls
Summer facade with people dining at outdoor table, Landschaft entrance with iron staircase, full building height visible, blue sky
Street view with KAWA coffee sign, chair on pavement, full building height, Landschaft signage, blue sky, angled perspective
Building facade with KAWA sign, cafe entrance, wrought iron stairs, full four-storey height, trees, blue sky

The move that changed the most was digging. The basements of Buildings 1 and 3 came down by roughly two metres, which turned 90-centimetre storage cellars into full-height commercial rooms with windows onto the street. Those vaulted rooms are now Zaklad, a bar and live music venue under exposed brick arches, and one of the best-known cultural spaces in Bydgoszcz.

Basement bar interior with exposed brick vault ceiling, bar counter, Fritz-kola barrel table, industrial lighting, Tolix chairs

The interior design language throughout is industrial-chic meets cosy warmth: exposed concrete ceilings and raw structural elements combine with wood finishes, patterned tiles, warm Edison-bulb lighting, and living tree trunks incorporated as interior elements at ground level. Winosfera wine shop, NaPizza restaurant, Burger Park, and the Zaklad live music bar continue to operate as the anchor venues that define the street's character.

Basement vault restaurant with exposed concrete and brick ceiling, industrial pendant lights, yellow wooden tables, banquette seating, GYMSZT wall text
Ground floor deli and bar interior with decorative patchwork cement tiles as wall feature, vintage wooden counter with plants, industrial pendant lights

The 300 square metre rear courtyard was redesigned as a shared outdoor living room, with concrete-look stone steps arranged in an auditorium configuration for outdoor concerts and communal events. A restaurant in Building III had a separate garden area.

Inner courtyard with cylindrical staircase tower, balconies, warm yellow render, metal external staircase, blue sky

The neoclassical facades were restored across all three buildings, cornices, window surrounds, pediments and decorative mouldings in warm cream and white. It puts the street elevation back together and tells you something about what is inside. The colours were picked for the whole year, not for one photograph. What looks celebratory in summer light goes quiet and dignified under an overcast Bydgoszcz autumn, which is most of the time.

Courtyard looking up at staircase tower with balconies, blue sky, architectural geometry
Courtyard looking up at wider angle showing balconies, satellite dish, drainpipes, architectural detail
Courtyard looking straight up at multiple building wings meeting, drainpipes, balconies, blue sky, geometric composition
Wide autumn panorama showing all three restored neoclassical buildings, BARZZA at left, bare trees, overcast sky, full street frontage

The JAHR building with its distinctive yellow-painted facade stands alongside the lighter grey and white buildings, creating a rhythmic variation across the streetfront.

Autumn street with TENTEGO and BARZZA storefronts, iron staircases, bollards, fallen leaves, moody overcast atmosphere
Autumn entrance detail with stone steps, iron railing, COFFEE sign board, fallen leaves, commercial ground floor signage
Autumn full facade with Forme and Fest signage, mature trees with yellow leaves, overcast sky, restored upper floors with ornamental cornices

Each building received its own colour identity while the shared cornice lines and window proportions maintain the unified neoclassical composition.

Yellow-painted building with adjacent lighter building, full neoclassical facade, ground floor commercial units, autumn bare trees
Yellow JAHR building close-up with arched entrance, JAHR signage, ornamental window surrounds, two buildings meeting at different colors

Iron staircases descend from street level to the below-grade commercial entrances, their wrought railings adding a layer of detail that defines the sidewalk experience. Pumpkins on the steps and potted plants at the entries signal the tenants' ownership of the threshold spaces.

Autumn entrance stairs from elevated viewpoint with potted plants and pumpkins on steps, iron railings, large arched window, street with autumn trees
Entrance staircase from street level with white stone steps, iron railing, building corner with street view, cars and outdoor seating visible
Wide summer street panorama showing full facade with commercial storefronts, trees, bicycles, cobblestone

The ornament reads best from the pavement looking up. Pediments over the windows, cornice brackets, mouldings, all of it against the sky, which is where you see how much work went into it.

Two building facades looking straight up, different colors grey and yellow, ornamental details, overcast sky
Building facade looking up against blue sky, white and grey neoclassical with window pediments, cornice details, dramatic perspective
Yellow building upper floors with ornamental window details, cornice brackets, close-up architectural detail
Yellow building upper floors similar angle, slightly tighter crop, window surrounds and facade ornament
White and grey building facade looking up, autumn bare branches, fine cornice detailing, window pediments

Patterned cement tiles recur throughout the project as a unifying material: staircase risers, entrance hallway floors, and commercial interior wall features share the same vocabulary of geometric motifs that bridges the heritage character with the contemporary interventions.

Building entrance hallway with patchwork cement tile floor, arched glass door, pendant lights, narrow perspective
Staircase with patchwork cement tile risers, pendant lights, dark wood frame doorway, white walls

Construction was executed through Rise.Design's own subcontractor network, with specialist firms handling the primary build and delivering custom carpentry and kitchens. The project was completed in 2016 and the outcome affirmed by the tenants who remain.

Technical facade elevation drawing showing all three buildings side by side, neoclassical architectural details, ground floor commercial, upper residential floors
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