Page 12 - September 2017 Digital

COVER STORY To distinguish the rarified air of the completions in 2016, with North America supertall from the merely very tall, the experiencing a slight increase this year, up “Most Challenging project Skyscraper Museum in New York made from four completions in 2015 to seven in is Lodha Commercial the benchmark 380 meters or 1,250 feet-the 2016. For the ninth year in a row, China had Tower, Wadala, Mumbai, height of the Empire State Building-rather the most 200-meter-plus completions, with having 40 foors “State- than the common standard of 300 meters. a record 84, overtaking by 24 per cent its of-Art building” having 12 Accordingly worldwide, 48 projects measure previous annual record of 68 in 2015. Te lakh sq.ft. construction with customized up, including six towers of 600 meters or United States completed the second-most design shuttering and highly skilled taller, six of 500+ meters, and twenty-four 200-meter-plus buildings engineering operation with safety.” exceeding 400 meters. Te world's tallest with seven, a notable increase over the two Nitesh Gangaramani, Director-India, building, Burj Khalifa, rises 828 meters/ buildings completed in 2015. Meanwhile, Al Fara'a Group 2,717 feet above the sands of Dubai. It will South Korea made the list with six hold the record for at least fve years- the completions, with Indonesia seeing fve, and typical time it takes to construct a supertall. both the Philippines and Qatar completing Te new spheres of architectural ambition four. Shenzhen had the highest number of are in Asia, especially China, South 200-meter-plus completions of any city in Korea, and in the Middle East. India also 2016 with 11 (more than any country other Spartan’s multi-functional hoist has a rebar promises to be a future center of high-rise than China managed to complete), while carrying attachment, which carries rebars aspirations. China’s Chongqing and Guangzhou, and measuring 12 meters through horizontal Goyang, South Korea, tied for second place rebar attachment. We plan to manufacture CTBUH REPORT with six each. twin cage hoists in the coming year, which According to the annual report, ‘CTBUH is at the design stage currently. We also Year in Review: Tall Trends of 2016,’ 128 SUPERTALL MATERIALS manufacture Suspended Rope Platforms buildings of 200 meters’ height or greater Te number of buildings completed in 2016 (SRP), popularly were completed around the world in with composite structural systems hit an all- known as Gandola, 2016, setting a new record for annual tall time high this year, with 68, or 53 per cent of it is used for various building completions and marking the the total. Composite construction represents fnishing applications third consecutive record-breaking year. an efort to use the optimal properties of like plastering, putti Te 128 buildings completed in 2016 beat steel and concrete and counteract their application, painting every previous year on record, including the respective weaknesses. Tis material trend etc., at the end of the previous record high of 114 completions in is expected to continue to dominate, project. 2015. Tis brings the total number of 200- particularly as tall buildings continue to Vikram Mehta, MD, Spartan Engineering meter-plus buildings in the world to 1,168, proliferate in seismically active regions like marking an 441 per cent increase from the China, which mandate robust structural year 2000, when only 265 existed. Tere responses. Concrete construction took the were eighteen 200-meter-plus buildings remaining share of completions with 58, completed that became the or 45 per cent of the total. Te signifcant tallest in a city, country, or region. A total use of concrete can be attributed to a of 10 supertalls (300 meters or higher) combination of concrete’s relative ubiquity “India has still a long way to go as far were completed in 2016, fewer than we and lower cost in many regions, as well as as ‘tall buildings’ are concerned. The anticipated this time last year, partly as its comparative simplicity in construction, defnition of ‘tall’, however, has changed a result of construction delays typical of which would increase its appeal in regions over time. According to the defnition buildings in this height range. Nonetheless, with lower-skilled labor pools. In 2016, not given by CTBUH, a 200 m+ building is 2016 still saw the third-largest number a single building of 200 meters or higher ‘tall’, 300 m+ is ‘supertall’ and 600 m+ is of supertall completions of any year, was completed with an all-steel structural ‘mega tall.’ India has only few buildings trailing only 2015, which saw 14. ƒ Te system. Te use of steel in tall buildings that are 200m to 300m tall, most of tallest building to complete in 2016 was has almost completely transitioned into which are in Mumbai. These buildings Guangzhou CTF Finance Centre, which composite construction. Currently, there do compare with global standards stands as the tallest building in Guangzhou, are only nineteen 200-meterplus buildings as far as architectural and structural the second-tallest building in China, and currently under construction that employ design is concerned, but are quite the ffh-tallest building in the world at all-steel structural systems. behind in terms of mechanical 530 meters. For the third year running, the world has design and sustainability Asia retained its status as the world’s built more 200-meter-plus buildings than parameters.” skyscraper epicenter in 2016, completing any other year (128), beating the previous Ar Pranav Desai, Partner, 107 buildings, representing 84 per cent record of 114 in 2015. In 2015, CTBUH IAG Consultants of the 128-building total. The Middle had predicted that between 110 and 135 East matched its 2015 numbers with nine buildings would complete within this range 12 construction opportunities|SEPTEMBER 2017