Competitions
Resources
Publishing
About
Buildner for
Launch a competition

Get inspired!

16,544 architecture projects

Learn from past Buildner architecture competition participants through our extensive project library, curated over more than 15 years!
Popular:
mixed-use community center urban living nature milan residential care
All sizes
All sizes
Micro
Small
Medium
Medium-Large
Huge

Search results for: Hollow steel

Hollow Steel Framework Elevates Viewing Experience Within Sustainable Nature Tower
Hollow Steel Framework Elevates Viewing Experience Within Sustainable Nature Tower
Meaghan Dickson, Rory Peckham, Krisha Thakkar
Constructed with a hollow steel framework that mimics towering tree trunks, this observation tower seamlessly integrates into the forested landscape, offering visitors a unique vantage point to connect with nature while promoting eco-tourism in Latvia's North Vidzeme Biosphere Reserve.
latvia observation tower eco-tourism sustainability forest biosphere reserve views steel
Reclaimed Wood and Expanded Polystyrene Create Resilient Shelter for Disaster Relief
Reclaimed Wood and Expanded Polystyrene Create Resilient Shelter for Disaster Relief
Cassandra sari Damayanti, Rendy aditya Wachid, Dani Hermawan
Crafted from reclaimed wood and insulated with expanded polystyrene, this sustainable shelter emphasizes modular construction to provide rapid, resilient housing solutions for communities recovering from natural disasters.
indonesia housing disaster modular sustainable community self-sufficient recycling resilience living
Timber Structure Featuring Metal Lattice Windows Overlooking Wetland Habitat
Timber Structure Featuring Metal Lattice Windows Overlooking Wetland Habitat
Ismail Huzayim
A cube-shaped tower clad in lightweight GRC and adorned with intricate metal lattice windows rises above the Al Wathba Wetlands, offering stunning panoramic views while inviting visitors to immerse themselves in the rich biodiversity of the area through its dedicated observation space.
abu dhabi observation tower wetland ecotourism heritage environment accessibility wildlife community
Elevated Viewing Platform Constructed with Hollow Steel and Natural Timber for Bird Observation
Elevated Viewing Platform Constructed with Hollow Steel and Natural Timber for Bird Observation
Alkis Dikaios, Athos Dikaios, Iasonas Nicolaou
Floating above the wetlands, the observation tower utilizes hollow steel structures and natural timber to provide an immersive bird-watching experience while minimizing ecological impact.
pape nature park observation tower bird watching ecotourism environmental education biodiversity steel wood sustainable latvia
Weathered Steel and Recycled Composites in a Self-Sufficient Highland Residence
Weathered Steel and Recycled Composites in a Self-Sufficient Highland Residence
Hyunggyu Kim, Kwang Min Lee, Victoria Lee, Brian Luce
Constructed with weathered steel and recycled composites, this sustainable residence in the highlands of Iceland emphasizes ecological harmony through innovative energy solutions and community living.
iceland residential sustainable communal viking living self-sufficient highland ecology traditional
Visitor Center Featuring Interconnected Triangle Roof and Sustainable Materials in Ecological Wetland Setting
Visitor Center Featuring Interconnected Triangle Roof and Sustainable Materials in Ecological Wetland Setting
Ida Razak
Nestled within a vibrant wetland ecosystem, this visitor center boasts an interlocking triangle roof and a green roof system, offering a unique architectural experience while promoting conservation and education about the diverse wildlife it serves.
united arab emirates visitor center observation lookout wetlands education conservation flamingos sustainable community engagement nature facility
Rainwater Harvesting Home Constructed With Galvanized Steel And Honeycomb Panels
Rainwater Harvesting Home Constructed With Galvanized Steel And Honeycomb Panels
Andrian Leonardi, Albertus Raditya inderadi
Constructed with honeycomb panels and galvanized steel, this modular dwelling integrates rainwater harvesting systems and urban farming solutions, providing a sustainable living environment for four residents.
tropical modular housing sustainability community residential flexibility urban efficiency living
Crimson Metal Cladding With Sustainable Plywood Interiors for Cycling Rest Stops
Crimson Metal Cladding With Sustainable Plywood Interiors for Cycling Rest Stops
Garrett Burleson, Zayed Shaikh, Rogelio Rodriguez
With its vibrant red metal cladding and warm plywood interiors, the design offers a thoughtfully modular rest stop tailored for cyclists, perfectly balancing aesthetics and functionality in a natural landscape.
bikestop rest area cycling modular amenities transportable nature europe red mountain sustainability
Turf-Covered Geodesic Structure Fostering Off-Grid Living in Iceland
Turf-Covered Geodesic Structure Fostering Off-Grid Living in Iceland
Nolan Loh
Nestled under a natural turf roof, this geodesic structure blends traditional Icelandic building techniques with modern sustainable systems to create an off-grid living space that connects residents with the surrounding landscape.
iceland turf geodesic sustainable housing renewable eco-friendly construction tourism community
Cultural Center with Metal Wire Mesh Cladding and a Dual-Layer Facade in Riga
Cultural Center with Metal Wire Mesh Cladding and a Dual-Layer Facade in Riga
Lee Hua Loke, Hui Wei Chen, Li Jun Tor, Yi-Rui Ong
Nestled in the heart of Riga, this cultural center features a captivating sail-like form crafted from metal wire mesh cladding and a dual-layer facade, embodying the spirit of Baltic unity while seamlessly blending modern functionality with historical context.
latvia public building cultural center community space exhibition hall caf urban plaza sustainability historical context multi-purpose
Enter the next competition edition
new
The Architect’s Stair

The Architect’s Stair

Take a step and make a statement!

Take a step and make a statement! Edition #2 ideas COMPETITION
Find out more Send reminders Download brief

Featured architecture competitions

MICROHOME

MICROHOME
Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction
100,000 € Prize Fund / Kingpsan Edition #10 ideas COMPETITION
Prize 100,000 € + Potential realisation
Eligibility Open to all
Final registration deadline 17 July 2025
Find out more Send reminders Download brief
Mujassam Watan Urban Sculpture Challenge

Mujassam Watan Urban Sculpture Challenge
Design iconic urban sculptures for the prestigious Mujassam Watan competition and compete for 50,000 €
50,000 € PRIZE project COMPETITION
Prize 50,000 € + Potential realisation
Eligibility Open to all
Final registration deadline 24 July 2025
Find out more Send reminders Download brief
Buildner's Unbuilt Award 2025
Celebrating your unbuilt architecture visions with a €100,000 prize
100,000€ Prize / 2025 ideas COMPETITION
Prize 100,000 €
Eligibility Open to all
Final registration deadline 11 September 2025
Find out more Send reminders Download brief
new
The Architect’s Stair
Find out more Send reminders Download brief

The Architect’s Stair
Take a step and make a statement!
Take a step and make a statement! Edition #2 ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 26 June 2025
new
Hospice - Home for the Terminally ill
Find out more Send reminders Download brief

Hospice - Home for the Terminally ill
Design a safe and supportive space to those struggling with a terminal illness
Edition #5 ideas COMPETITION
Prize 10,000 €
Eligibility Open to all
Final registration deadline 9 July 2025
new
Concrete Pavilion
Find out more Send reminders Download brief

Concrete Pavilion
Design a concrete pavilion
Edition #3 ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 9 July 2025
new
Museum of Emotions
Find out more Send reminders Download brief

Museum of Emotions
Use architecture to create different emotional states
Edition #7 ideas COMPETITION SILENT CONTEST For this competition, NO DESCRIPTION TEXT is allowed. The architecture ideas must be communicated strictly with visuals.
Prize Monetary award
Eligibility Open to all
Final registration deadline 10 July 2025
Denver Affordable Housing Challenge
Find out more Send reminders Download brief

Denver Affordable Housing Challenge
Design affordable housing for Denver
Affordable Housing Series 19th Edition ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 17 July 2025
The Architect's Chair
Find out more Send reminders Download brief

The Architect's Chair

Take a seat and make a statement!
Take a seat and make a statement! Edition #4 ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 17 July 2025
Re:Form - New Life for Old Spaces
Find out more Send reminders Download brief

Re:Form - New Life for Old Spaces

Choose a site—used, abandoned, or forgotten—anywhere in the world, and give it a new purpose
ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 24 July 2025
Howard Waterfall Retreat
Find out more Send reminders Download brief

Howard Waterfall Retreat
Design a house near an iconic waterfall in the USA
project COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 24 July 2025
new
Kinderspace
Find out more Send reminders Download brief

Kinderspace
Design a kindergarten of tomorrow
Architecture for Children’s Development #3 ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 24 July 2025
The Last Nuclear Bomb Memorial
Find out more Send reminders Download brief

The Last Nuclear Bomb Memorial

Design a memorial that speaks to the cause of ending all nuclear weapons programs
Edition #6 ideas COMPETITION SILENT CONTEST For this competition, NO DESCRIPTION TEXT is allowed. The architecture ideas must be communicated strictly with visuals.
Prize Monetary award
Eligibility Open to all
Final registration deadline 10 September 2025
Load more competitions
To view this project in detail,
please log in with your
Architects’ Network Plus account.
Subscription instantly unlocks all the architecture projects plus other member-only benefits:
  • Access the 16544 Concept Library
  • Professional tools including file transfer, email, portfolio management, and more
Register now
Already a member? Log in

This website uses cookies to improve user experience and gather usage statistics.

More information is available in our Privacy & Cookie policy

Reject Accept