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Some temporary buildings require planning permission either because they will be used for a longer time or because they are large. They are subject to planning regulations for temporary buildings to ensure the safety of the users. As such, they have to meet the minimum set building standards and codes during planning and after construction. … Read more
Between 2030 and 2050, it’s estimated that our planet will suffer devastating environmental losses. These could be due to population growth, climate change, and other environmental factors. In short, all the planet’s natural resources could be depleted by the end of this century. And this is why sustainable practices are so important. To help with … Read more
Interesting Facts about New River Gorge Bridge, the Gorgeous Fayetteville, West Virginia, United States. Total length of 924m with the main arch spanning over 518m. 267m above the New Rivers with a carriageway width of 21.1m. The New River Gorge Bridge was opened on the 22nd October, 1977. It was the world’s longest single span … Read more
Contreras Railway Viaduct Facts – 261 m Concrete Arch Bridge Contreras Railway Viaduct is one of the main structures on the Madrid – Valencia high-speed railway link. Upon completion, the structure became Spain’s largest concrete arch for a rail bridge. Villargordo del Cabriel stretch represents an example of the use of the state-of-the-art construction systems, … Read more
The Solar Ark – An Innovative Steel Structure The Solar Ark is an ark-shaped solar power facility in Japan owned by Sanyo. With over 5000 panels cladding to the structure, it produces approximately 530,000 kilowatt-hours on an annually. The maximum system power is630 kW. It is one of the largest solar buildings in the world. … Read more
Dynamic Analysis Methods for Seismic Bridge Design Depending on the seismic zone, geometry, and importance of the bridge, the following analysis methods may be used for seismic bridge design: The single-mode method (single-mode spectral and uniform-load analysis) assumes that seismic load can be considered as an equivalent static horizontal force applied to an individual frame … Read more
Various Types of In-situ Concrete Floor Systems There are many concrete floor systems from which the designer can select an economical and technically satisfactory solution. Introduction Traditionally, concrete floor systems are reinforced using bars, fabric or using high-strength strand which is stressed. The action of prestressing with a straight or a draped cable in concrete … Read more
NyKredit building or The Crystal, Copenhagen, Denmark Summary – free-standing – Designed by Schmidt Hammer Lassen – light, crystalline form, rests on only a single point & a single line – low energy-consumption of only 70 kWh per sq.m The Crystal is an extension to the head office of the Danish financial institution, Nykredit, and … Read more
The Confederation Bridge, Canada – Longest Bridges in the World “The longest bridge in the world over ice-forming waters.” Summary – length : 12.9 km – multi-span beam bridge with Post-Tensioned concrete box girder – bridge rests on 62 piers – 44 main piers are 250 m apart – design speed 80 kmph – cost … Read more