Architecture and Design

Selected projects by Juan Rojas Piedrahita, architect (M.Arch, Porto). Work across architectural design, heritage documentation, BIM and digital representation — developed in practice in Berlin and in research at the Porto School of Architecture.

BC_K logo of BCK Architektur, white lettering on a dark square
BCK Architektur BIM & Digital Construction · 2025–2026
GRAFT logo, white lettering on black
GRAFT Architekten Architecture · 2025
Axonometric section through a house with a curved wall and stair, annotated with zinc roof, wooden panelling and marble finishes
SizaATLAS: Filling the Gaps for World Heritage BIM & Digital Construction · 2024
Axonometric BIM model of Álvaro Siza's Ocean Swimming Pool, its long concrete wall and changing rooms set into the rocky shoreline at Leça da Palmeira
Keeping It Modern | Ocean Swimming Pool BIM & Digital Construction · 2022–2023
Coloured master plan of the Via Norte corridor: the new road flanked by a linear park with tree planting, water basins and commercial blocks
Via Norte master plan Urbanism · 2024
Presentation board with the ground-floor plan of Devesas station at 1:500, platforms and terrain contours
Devesas train station Architecture · 2019
Turquoise-washed perspective of the Tundama mill: the brick mill building and its chimney behind a new glazed hall, with people in the foreground
Bachelor's degree final project Architecture · 2021–2022
Perspective of the pedestrian passage between the new housing rows, timber screens above the shopfronts and people on the lawn
Taller HAB Architecture · 2020–2021
Perspective of the bamboo-framed workshop school stepping down the wooded hillside
Workshop school : Sierra Morena Neighborhood Architecture · 2019–2020
Wireframe axonometric section through a Siza building, showing the curved ramp, floor slabs and stairs
Digital Construction in Architecture BIM & Digital Construction · 2022–2025
Transparent axonometric of the Boa Nova Tea House, its timber roof structure picked out in red above the concrete base
Wooden elements in the Boa Nova Tea House by Álvaro Siza BIM & Digital Construction · 2022–2023
Hand-rendered view of the garden: brick house, flowering trees, clipped hedges, terrace with dining table and a pool
Korteweg Garden Design Landscape · 2025
Hand-rendered view of the garden with a large tree, a pergola over the entrance and planted borders
Weespersluis Garden Design Landscape · 2023–2024
Render of the study: built-in desk, timber shelves with warm strip lighting and a dark green niche holding the screen
El Salitre Apartment: Interior design and furniture Interiors · 2019
Title diagram 'Rethinking my room': a turquoise line axonometric of the room on black
Rethinking my room Interiors · 2020–2021
First in Architecture web page showing three stone masonry cavity wall details — section, jamb and eaves
ft First in Architecture BIM & Digital Construction · 2025
Wireframe axonometric of a historic palace block with its courtyards and roofs
3D Modelling 3D Modelling · Ongoing
Render of a dark timber cabin on a raised deck in a pine forest
Visualization Visualization · Ongoing
Terrain map of a coastal strip, elevation rendered as a gradient from cool greens to warm oranges
Mapping Mapping and Diagrams · Ongoing
Isometric methodology diagram linking field survey, 3D modelling, analysis and dissemination
Diagrams Mapping and Diagrams · Ongoing
Vector portrait of a bearded man with a backpack, on a green ground
Digital illustration Illustration · Ongoing
Pencil sketch of a row of Amsterdam canal houses seen across the water
Sketches Illustration · Ongoing
Exhibition poster 'Nenhum sítio é deserto — Álvaro Siza: Piscina de Marés (1960–2021)'
Books + Exhibitions + Congresses Research · 2021–2025