CTBUH Gold Member

RWDI

About

Member Since: 1986

Member Offices: Guelph, Kuala Lumpur, London, Miami, Milan, Milton Keynes, Shanghai, Singapore, Thiruvananthapuram

Website: http://www.rwdi.com/

RWDI is a leading climate and performance engineering firm that has helped tackle complex challenges in the built environment for over 50 years. Climate changes everything, from the way we plan and build, to how we measure success. We are leading the way to a resilient and sustainable future by helping architects, developers and building owners create high-performance, climate-positive buildings. From commercial and residential buildings, hospitality and entertainment, sports, and recreation, to supertall buildings, we help ensure projects fit within their climate. Drawing on our extensive experience, we apply decades of knowledge to make the built environment safe, hospitable, and sustainable.

Fields of Expertise

Engineering, Other; Environmental Engineering; Wind Engineering

Buildings

Please note that all heights shown in italics/red are estimated heights. These have been calculated based on known floor counts for the building, then extrapolated through analyzing typically hundreds of buildings of the same function on this database that do have confirmed heights. The user should be aware that non-standard building features, such as significant spires or raised entrances / podiums, may affect the accuracy of these estimations.

RANK
Name
Status

Completed

Architecturally Topped Out

Structurally Topped Out

Under Construction

On Hold

Proposed

Vision

Never Completed

Demolished

Competition Entry

Canceled

Proposed Renovation

Under Renovation

Renovated

Under Demolition

Height
1 Burj Khalifa
828 m / 2,717  ft
2 Merdeka 118
678.9 m / 2,227  ft
3 Shanghai Tower
632 m / 2,073  ft
4 Ping An Finance Center
599.1 m / 1,965  ft
5 Lotte World Tower
554.5 m / 1,819  ft
6 Triumph Tower
544 m / 1,785  ft
7 One World Trade Center
541.3 m / 1,776  ft
8 Guangzhou CTF Finance Centre
530 m / 1,739  ft
9 CITIC Tower
527.7 m / 1,731  ft
10 TAIPEI 101
508 m / 1,667  ft

Awards

The Spiral

Winner: The Spiral

Best Tall Building, by Height, 300-399 meters 2023

Ctbuh Leaders

Anton Davies

Anton Davies

CTBUH Canada Chapter, 2013 – Present

Toronto

Xiangdong Du

Xiangdong Du

CTBUH Expert Chinese Translation Committee, 2014 – Present

Shanghai

Duncan Phillips

Duncan Phillips

CTBUH Working Group: MEP, 2018 – Present

Ontario

Building Completions Timeline

Videos

24 May 2022

Hybrid Timber Tower, Toronto: Achieving 105 Stories & Long Spans Via Steel Cables and Cages

The Hybrid Timber Floor System (HTFS) designed for this project uses post-tensioning cables and steel cages encased in a concrete band and recessed into a...

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Research

05 July 2023

Building Re-Use as Re-Envision: New Life for an Outdated Edifice

The renovation of 633 Folsom Street in San Francisco demonstrates the great potential in creatively re-imagining mid-century office buildings. In lieu of assuming eventual demolition...

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Global News

28 November 2023

Hamilton Waterfront Development Approved

On 23 November, Waterfront Shores Corporation announced that development plans for Block 16 and the Pier 8 community had been approved by the Hamilton City...

View all

Please note that all heights shown in italics/red are estimated heights. These have been calculated based on known floor counts for the building, then extrapolated through analyzing typically hundreds of buildings of the same function on this database that do have confirmed heights. The user should be aware that non-standard building features, such as significant spires or raised entrances / podiums, may affect the accuracy of these estimations.

RANK
Name
Height
1 Sky Mile Tower

1,700 m / 5,577 ft

2 Jeddah Tower

1,000 m / 3,281 ft

3 Burj Khalifa

828 m / 2,717 ft

4 Merdeka 118

679 m / 2,227 ft

5 Ping An Finance Center

660 m / 2,165 ft

6 Wuhan Greenland Center

636 m / 2,087 ft

7 Shanghai Tower

632 m / 2,073 ft

8 Triple One

620 m / 2,034 ft

9 Chicago Spire

610 m / 2,000 ft

10 Miglin-Beitler Skyneedle

609 m / 2,000 ft

11 Ping An Finance Center

599 m / 1,965 ft

12 Lotte World Tower

555 m / 1,819 ft

13 Triumph Tower

544 m / 1,785 ft

14 One World Trade Center

541 m / 1,776 ft

15 Guangzhou CTF Finance Centre

530 m / 1,739 ft

16 CITIC Tower

528 m / 1,731 ft

17 Nina Tower

518 m / 1,699 ft

18 Dalian Greenland Center

518 m / 1,699 ft

19 Busan Lotte Town Tower

510 m / 1,674 ft

20 TAIPEI 101

508 m / 1,667 ft

21 Federation Tower Spire

506 m / 1,660 ft

22 Greenland Jinmao International Financial Center

500 m / 1,640 ft

23 Tianfu Center

489 m / 1,604 ft

24 International Commerce Centre

484 m / 1,588 ft

25 7 South Dearborn

478 m / 1,567 ft

26 Wuhan Greenland Center

476 m / 1,560 ft

27 Chengdu Greenland Tower

468 m / 1,535 ft

28 R&F Guangdong Building

468 m / 1,535 ft

29 Lakhta Center

462 m / 1,516 ft

30 Vincom Landmark 81

461 m / 1,513 ft

31 The Exchange 106

454 m / 1,488 ft

32 Petronas Twin Tower 1

452 m / 1,483 ft

32 Petronas Twin Tower 2

452 m / 1,483 ft

34 Suzhou IFS

450 m / 1,476 ft

35 Dancing Dragon Tower 1

446 m / 1,463 ft

36 Nanning China Resources Tower

445 m / 1,460 ft

37 Hybrid Timber Tower

444 m / 1,455 ft

38 Wuhan Tower

443 m / 1,454 ft

39 World One

442 m / 1,450 ft

40 111 West 57th Street

435 m / 1,428 ft

41 Multifunctional Highrise Complex - Akhmat Tower

435 m / 1,427 ft

42 Haikou Tower 1

428 m / 1,404 ft

43 Greenland Shandong International Financial Center

428 m / 1,404 ft

44 One Vanderbilt Avenue

427 m / 1,401 ft

45 432 Park Avenue

426 m / 1,397 ft

46 Trump International Hotel & Tower

423 m / 1,389 ft

47 Nanjing Olympic Suning Tower

420 m / 1,377 ft

48 Princess Tower

413 m / 1,356 ft

49 Two International Finance Centre

412 m / 1,352 ft

50 One Tower

405 m / 1,330 ft

51 Guangxi China Resources Tower

403 m / 1,321 ft

52 Guiyang International Financial Center T1

401 m / 1,316 ft

53 23 Marina

392 m / 1,287 ft

54 CITYMARK CENTRE

388 m / 1,274 ft

55 30 Hudson Yards

387 m / 1,270 ft

56 Block H

386 m / 1,266 ft

57 Tour F

386 m / 1,266 ft

58 London Millennium Tower

386 m / 1,265 ft

59 PIF Tower

385 m / 1,263 ft

60 Shun Hing Square

384 m / 1,260 ft

61 Autograph Tower

383 m / 1,256 ft

62 Plaza Rakyat Office Tower

382 m / 1,253 ft

63 Burj Mohammed Bin Rashid

381 m / 1,251 ft

64 Dancing Dragon Tower 2

378 m / 1,240 ft

65 CC3

377 m / 1,236 ft

66 Federation Tower

374 m / 1,226 ft

67 The Address Boulevard

370 m / 1,214 ft

68 Çamlıca Radio & TV Tower

369 m / 1,211 ft

69 Qingdao Hai Tian Center

369 m / 1,210 ft

70 The St. Regis Chicago

363 m / 1,191 ft

71 Almas Tower

360 m / 1,181 ft

72 Hanking Center

359 m / 1,177 ft

73 Greenland Group Suzhou Center

358 m / 1,175 ft

74 STH BNK by Beulah Tower 1

356 m / 1,169 ft

75 Raffles City Chongqing T3N

354 m / 1,163 ft

76 Raffles City Chongqing T4N

354 m / 1,163 ft

77 OKO - Residential Tower

354 m / 1,162 ft

78 Forum 66 Tower 1

351 m / 1,150 ft

79 Diagonal Tower

343 m / 1,127 ft

80 Four Seasons Place

343 m / 1,124 ft

81 Sapphire Tower

341 m / 1,119 ft

82 Comcast Technology Center

339 m / 1,112 ft

83 Mercury City Tower

339 m / 1,112 ft

84 Taipei Twin Tower 1

337 m / 1,106 ft

85 Wilshire Grand Center

335 m / 1,100 ft

86 DAMAC Heights

335 m / 1,099 ft

87 Thamrin Nine Tower 1

334 m / 1,094 ft

88 SkyWalk Residence

333 m / 1,093 ft

89 China World Tower

330 m / 1,083 ft

90 3 World Trade Center

329 m / 1,079 ft

91 Zhuhai Tower

329 m / 1,079 ft

92 The One

328 m / 1,077 ft

93 Salesforce Tower

326 m / 1,070 ft

94 The Brooklyn Tower

325 m / 1,066 ft

95 Nina Tower

320 m / 1,051 ft

96 Palais Royale

320 m / 1,050 ft

97 Hermitage Plaza South Tower

320 m / 1,050 ft

98 Hermitage Plaza East Tower

320 m / 1,050 ft

99 Signature Tower

320 m / 1,050 ft

100 Sinar Mas Center 1

320 m / 1,050 ft

101 Bestseller Tower

320 m / 1,050 ft

102 Waterview Tower

319 m / 1,047 ft

103 Yongsan IBD Pentominium 1

319 m / 1,047 ft

103 Yongsan IBD Pentominium 2

319 m / 1,047 ft

105 New York Times Tower

319 m / 1,046 ft

106 Agaoglu Tower 1

315 m / 1,033 ft

107 The Spiral

314 m / 1,030 ft

108 Abu Dhabi Plaza

311 m / 1,020 ft

109 Ocean Heights

310 m / 1,017 ft

110 Menara TM

310 m / 1,017 ft

111 Pearl River Tower

310 m / 1,016 ft

112 Lokhandwala Minerva

307 m / 1,007 ft

113 The Shard

306 m / 1,004 ft

114 Northeast Asia Trade Tower

305 m / 1,001 ft

115 Shining Tower

304 m / 997 ft

116 One Manhattan West

304 m / 996 ft

117 Jiangxi Nanchang Greenland Central Plaza, Parcel A

303 m / 994 ft

117 Jiangxi Nanchang Greenland Central Plaza, Parcel B

303 m / 994 ft

119 Merkez Ankara Office Tower

301 m / 988 ft

120 Greenland Center North Tower

301 m / 988 ft

121 Lokhandwala Minerva

301 m / 986 ft

122 Torre Costanera

300 m / 984 ft

123 The Cloud Tower 1

300 m / 984 ft

124 50 Hudson Yards

299 m / 981 ft

125 Comcast Center

297 m / 974 ft

126 Union Centre

295 m / 968 ft

127 Millennium Hotel

294 m / 965 ft

128 The Blade

293 m / 960 ft

129 Haeundae I Park Marina Tower 2

292 m / 958 ft

130 220 Central Park South

290 m / 950 ft

131 Plaza 66

288 m / 945 ft

132 Guoco Tower

284 m / 931 ft

133 Grand Tower

283 m / 928 ft

134 World One

280 m / 919 ft

135 Zhengzhou Greenland Plaza

280 m / 919 ft

136 Taipei Twin Tower 2

280 m / 919 ft

137 Torre KOI

279 m / 916 ft

138 ICD Brookfield Place

279 m / 916 ft

139 15 Hudson Yards

279 m / 914 ft

140 22 Bishopsgate

278 m / 913 ft

141 The St. Regis Toronto

277 m / 908 ft

142 Baku Tower

276 m / 906 ft

143 Scotia Tower

275 m / 902 ft

144 Guiyang International Financial Center T2

275 m / 902 ft

145 Bahria Town ICON

273 m / 896 ft

146 Haeundae I Park Marina Tower 1

273 m / 895 ft

147 Aura at College Park

272 m / 892 ft

148 Taipei Nanshan Plaza

271 m / 891 ft

149 One Barangaroo

271 m / 890 ft

150 505 George Street

270 m / 887 ft

151 55 Bishopsgate

269 m / 881 ft

152 DAMAC Paramount Hotel & Residences

268 m / 879 ft

152 DAMAC Towers by Paramount, Tower 1

268 m / 879 ft

152 DAMAC Towers By Paramount, Tower 2

268 m / 879 ft

152 DAMAC Towers by Paramount, Tower 3

268 m / 879 ft

156 Nation Towers Residential Lofts

268 m / 879 ft

157 Diamond of Istanbul

268 m / 879 ft

158 Jiangxi Nanchang Greenland Zifeng Tower

268 m / 879 ft

159 10 Hudson Yards

268 m / 878 ft

160 Capital Tower 1

267 m / 876 ft

160 Capital Tower 2

267 m / 876 ft

162 23 Toronto Street

267 m / 875 ft

163 Nest One

267 m / 874 ft

164 Torre Mitikah

266 m / 872 ft

165 Eight Spruce Street

265 m / 870 ft

166 Energy Tower at City Center

265 m / 869 ft

167 The Address Residence Sky View Tower 1

264 m / 867 ft

168 Trump World Tower

262 m / 861 ft

169 Nathani Heights

262 m / 858 ft

170 Three Sixty West Tower B

260 m / 853 ft

171 Beijing Greenland Center

260 m / 853 ft

172 The Cloud Tower 2

260 m / 853 ft

173 Commerzbank Tower

259 m / 850 ft

174 FIVE Beach