Council on Tall Buildings and Urban Habitat

Ask a CTBUH Expert
The "Ask a CTBUH Expert" feature involves an experienced discipline leader in the Council responding directly to a frequently-asked question

Prediction to Perception
Melissa Burton, Arup
CTBUH Journal 2017 Issue III

How do sway motions predicted by engineers translate into the effect on tall building occupants?

Tall Building Foundation
Ahmad Rahimian, WSP
CTBUH Journal 2017 Issue II

How to Resolve the Emerging Challenges of Tall Building Foundation?

Windows vs. Wind
Roy Denoon , CPP Wind Engineering Consultants
CTBUH Journal 2017 Issue I

Operable Windows vs. Aerodynamic Performance

Aviation Rules
Ian Thompson, Thompson CGS
CTBUH Journal 2016 Issue IV

How Do Aviation Rules Affect Tall Building Height?

Tall Building Elevators
James W. Fortune, FS2
CTBUH Journal 2016 Issue III

How Fast Should Tall Building Elevators Go?

First Printed High-Rise
Ken Maschke,Thornton Tomasetti
CTBUH Journal 2016 Issue II

What Limitations Stand in the Way Of the First Printed High-Rise?

Tall Building Public Space
Richard A. Wilson, Adrian Smith + Gordon Gill Architecture,
CTBUH Journal 2016 Issue I

Why so Little Tall Building Public Space?

Modular Construction in Tall Buildings
David Farnsworth, Arup,
CTBUH Journal 2015 Issue IV

Why hasn’t modular construction become more widespread in the tall building industry?

Carbon-Fiber Tall Buildings?
Mark Richards, CH2M Hill,
CTBUH Journal 2015 Issue III

How far is the tall building industry from using carbon fiber and other lightweight composites in structures and façades?

Edible Plants at Height?
Ron Wood, Innovative Plant Technology,
CTBUH Journal 2015 Issue II

What are the constraints and potential for growing edible plants at height?

Wind Turbines on Tall Buildings
Jon Galsworthy, RWDI,
CTBUH Journal 2015 Issue I

Why don’t we see more wind turbines on tall buildings?

Tall Buildings’ Impact on “Rights to Light”
Victor Madeira Filho, Madeira, Valentim & Alem Advogados,
CTBUH Journal 2014 Issue IV

How do laws regulating tall buildings’ impact on ‘rights to light’ differ between nations, and how are these administered in increasingly densifying cities?

Why are Tall Buildings Often Considered Safer Than Low-Rise Buildings During Earthquakes?
Ron Klemencic, Magnusson Klemencic Associates,
CTBUH Journal 2014 Issue III

There are physical, code-prescribed, and practical reasons why tall buildings tend to be safer than low-rise buildings.

Helipads as a Tall Building Evacuation Tool?
Simon Lay, AECOM, CTBUH Journal 2014 Issue II

Why do some firefighting agencies request helipads for evacuation purposes on tall buildings? Hasn’t this been proven ineffective?