a new, more cost effective structure using age old building materials gao structure plywood dome...
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A new, more cost effective structure using age old building materials
GAO STRUCTUREwww.gaostructure.com
Plywood Dome
model
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Frame members ( I-Joist) form geodesic curve
Plywood panel fixed on frame members
Unit of Plywood Dome
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Plywood Dome surface
Frame Member
Creating a Dome
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• Span up to 80 meters in diameter• Simple connection between members• Quadrangular panel requires less work than
triangular panel• Panels Less influenced by moisture conditions
than wood strips• Material readily available
Advantages of Plywood Dome
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Significant Cost Savings• Up to 50% less cost
than reinforced concrete domes
• Up to 2/3 less cost than metal frame domes
• Up to 30% less cost than other wooden domes
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What’s the difference ?
Dome frame supports load
Plywood Dome Other Wooden Domes
Dome surface as a monolithic shell supports load
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I-Joist
Plywood
(frame member)
(dome surface)Glue and fasteners used for stiff connection
small angle to shape curved surface
Additional support Bottom surface
when necessary
Basic design & construction
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Cover Rectangular RoofsSteel circular truss
Cover 4 corners
Plywood dome Covers central
area
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Cover Buildings of various shapes
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Best Use of Plywood Dome
Cover buildings that•have a large span without interior supporting columns•require low cost roofing•require light weight roofing•require roofing built with sustainable material
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Material Storage Structures
Applications
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Applications
Large Theatres
web photo
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Applications
Gymnasiums
web photo
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Applications
Movie/TV Production Studios
web photo
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Large buildings with fewer columns
Column spacing can be 20 – 30 meters.
Building Plan
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Applications
Warehouses, Workshops, etc.
web photo
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GAO Structure Plywood Dome
Technology Development:Henry Gao, Ph.D. P. Eng.
GAO Structure
Patent Pending:Application 2 769 592
Consultant:John D. Kenmuir, CMC
Kenmuir & Company Consultants