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2. Portal frame - Wikipedia

   en.wikipedia.org/wiki/Portal_frame

   A portal frame steel building under construction. Portal frame is a construction technique where vertical supports are connected to horizontal beams or trusses via fixed joints with designed-in moment-resisting capacity. [1] The result is wide spans and open floors. Portal frame structures can be constructed using a variety of materials and ...

3. Steel building - Wikipedia

   en.wikipedia.org/wiki/Steel_building

   Steel building on a farm in Shenandoah County, Virginia The Minor Basilica of San Sebastián (1891) in Manila, a Philippines National Heritage Landmark. [1]A steel building is a metal structure fabricated with steel for the internal support and for exterior cladding, as opposed to steel framed buildings which generally use other materials for floors, walls, and external envelope.

4. List of most expensive buildings - Wikipedia

   en.wikipedia.org/wiki/List_of_most_expensive...

   Jewel Changi Airport (mixed-use building) Singapore Singapore: Moshe Safdie: Changi Airport Group 2019 1.26 [47] 1.42 Comcast Technology Center: Philadelphia United States: Foster and Partners: Comcast: 2018 1.5 [48] 1.62 Merdeka 118: Kuala Lumpur Malaysia: Fender Katsalidis in association with RSP KL PNB Merdeka Ventures Sdn Bhd: 2023 1.21

5. Structural steel - Wikipedia

   en.wikipedia.org/wiki/Structural_steel

   Cost – The cost of these construction materials will depend entirely on the geographical location of the project and the availability of the materials. Just as the price of gasoline fluctuates, so do the prices of cement, aggregate, steel, etc. Reinforced concrete derives about half of its construction costs from the required form-work.

6. Metal Building Manufacturers Association - Wikipedia

   en.wikipedia.org/wiki/Metal_Building...

   Metal Building News became the industry's first tabloid-size trade publication when it began publishing in 1980. It is now called Metal Construction News, and in 1985, a second industry magazine began publishing, Metal Architecture. In 1990 MBMA member sales exceeded $1.5 billion and steel shipped was over 1.2 million tons.

7. Steel frame - Wikipedia

   en.wikipedia.org/wiki/Steel_frame

   Steel frame structure Rectangular steel frame, or "perimeter frame" of the Willis building (at right) contrasted against the diagrid frame at 30 St Mary Axe (at center), in London. Steel frame is a building technique with a " skeleton frame" of vertical steel columns and horizontal I-beams , constructed in a rectangular grid to support the ...