The pearlescent glass curtain walls become widespread in most of the modern cities, but a series of problems come along with the beauty: light pollution, energy wasting and it even becomes the incentive of accidents.
The latest "Rules of Shenzhen Special Economic Zone on Environmental Protection" announces that, "The use of glass curtain walls in decorative project of new-construction, reconstruction and extension buildings should meet relevant standard. The designation o f the building must abide by the regulations and the parameter be submitted."
The competent departments ought to pay attention to the setting of glass curtain walls during the survey of construction scheme and preliminary design documents. In addition, the statistics of proportion, reflectance and energy efficiency coefficient of the building are wanted in the approvals.
Another rule of the regulation is that," The government is responsible for setting of the technical specification on decorative lighting. The use of outdoor lighting equipments should be based on the specification."
