Most of the products used in the Australian domestic construction market are imported from abroad, and the aluminum curtain wall is a very common one. Because of the two fires in recent years, this kind of outer wall material has received great attention, which has aroused great discussion in the political circles and industries in the whole country. At present, the federal government has explicitly rejected the proposal of the labor party to ban the use of polyethylene aluminum curtain wall, which is considered too "one size fits all"". In the discussion, the final compromise was to ban the use of aluminum curtain walls in high-rise residential buildings, while the proposal for import bans was shelved.
Most of the products used in the Australian domestic construction market are imported from abroad, and the aluminum curtain wall is a very common one. Because of the two fires in recent years, this kind of outer wall material has received great attention, which has aroused great discussion in the political circles and industries in the whole country.
At present, the federal government has explicitly rejected the proposal of the labor party to ban the use of polyethylene aluminum curtain wall, which is considered too "one size fits all"". In the discussion, the final compromise was to ban the use of aluminum curtain walls in high-rise residential buildings, while the proposal for import bans was shelved.
Import ban has not landed
Recently, by the Building Code Council of Australia (ABCB) hosted the third session of the forum of Ministers building (Building Ministers Forum) held in Brisbane, NSW government called on to take tough measures to eliminate the sale of imported products and illegal construction at the meeting.
NSW minister Matt Kean even bargain said at the meeting, in order to ensure the safety of residents, the government and the relevant departments shall formulate measures will prohibit the use of aluminum layer of high-rise building wall materials, and improve the relevant provisions of the product identification and safety testing. The proposal was the presence of many government officials for support.
This meeting, the participants agreed to minister to strengthen building material safety legislation. According to the communique issued after the meeting, the ministers agreed that the building external shall not use the aluminum composite board, including a ban on more than two layers of Building 2, 3 and 9 grade polyethylene aluminum curtain wall, 3 floors above the building 5, 6, prohibit the use of 7 or 8 grade polyethylene aluminum curtain wall.
The federal industry, innovation and scientific assistant foreign minister Craig Laundy said that governments at all levels will unite to strengthen the fire safety of high-rise buildings, disable combustible building materials have been incorporated into the relevant laws and regulations, and low buildings also need to strengthen supervision.
The Labour Party leader Chaudun at the meeting urged the government to completely ban the use of the polyethylene wall panels in the filling, prohibition of material imports, the Australian real estate association also hold this view. Queensland government officials also expressed the hope that the use of aluminum composite plate of the prohibition of combustible.
However, the federal government has rejected the proposal that labour, too "across the board". Craig Laundy, the Assistant Minister of industry, said that the material that the labor party wanted to ban could be used in restaurants and outdoor signage, and that Australian companies themselves were producing this material. The final result is prohibited the use of eclectic aluminum curtain wall of high-rise residential buildings.
Risk assessment after the alarm bell was made
In recent years, the Australian housing and infrastructure boom surging, Xinzhou is particularly prominent. At present, Sydney's population of just over 4 million, is expected to 2036, will add 1 million 740 thousand people. According to official estimates, the next 20 years, Sydney needs to add 725 thousand sets of housing. The population will lead to sharp increase in real estate development spurt of expansion, building material safety has become the focus of attention.
In November 25, 2014, Melbourne port Lacrosse apartment fire. From the 8 floor balcony lit the fire quickly spread to the entire building. The city fire and emergency service committee found that the use of aluminum compressed panels in buildings was the main cause of the rapid spread of fire.
The Australian Federal scientific and industrial research organization has found that the aluminum plate is flammable and does not meet the national building code standards. The aluminum outer wall plate is the aluminum foil product, and the interlayer is filled with polyethylene compounds, which belongs to the flammable substance.
The Victorian building Bureau (VBA) after the fire started, review of the Melbourne high-rise residential buildings and public buildings construction materials. The investigation showed that the main cause of the fire was approaching the building foundation with the use of combustible aluminum composite plate material. There are a lot of substandard products, low rise buildings there is a big risk.
In June 14, 2017, a 24 storey apartment in London Kensington District fire. The accident resulted in 80 deaths or disappearances. After the accident investigation showed that the rapid spread of the fire is still due to the use of substandard external wall materials. At this time, the use of external wall materials do not meet the national construction rules (NCC) caused by public security issues unprecedented attention.
The Australian Federal Senate in July launched a special investigation for unqualified wall materials, the results released last month, the survey results of Victoria Construction Bureau of investigation in Melbourne area, namely the 170 high-rise buildings found in Melbourne over the past 10 years, the construction of residential and high-rise building exterior wall materials, failure rate as high as 51%.
But according to the report, this does not mean that the safety of building residents in the great threat. Considering the characteristics of buildings, the risk rating of residents in most buildings was rated as moderate or lower. Of the 170 buildings surveyed, only two, or about 1%, were rated as high risk and urgently needed to be repaired.