# Changes in the Building Stock of Da Nang between 2015 and 2017
## 2 Methods
### Building Typology
\begin{table}
\begin{tabular}{c c c} \hline \hline
**ID** & **Building Type and Statistics** & **Description** & **Representative Reference Picture** \\ \hline \multirow{6}{*}{\(1\)} & **Single family, basic (\(n=65\))** & Detached housing, with a mix of residential and commercial use. & \\  & average (standard deviation) of: & Low-rise with one to two floors. & \\  & height: 2.3 m (2.6 m) & Comprised of wood, brickwork, & \\  & size\({}^{1}\): 57.7 m\({}^{2}\) (39.1 m\({}^{2}\)) & and reinforced concrete, in roof. & \\  & length\({}^{1}\): 16.5 m (13.2 m) & Often located along small & \\  & width\({}^{1}\): 8.0 m (7.2 m) & allevyways or in peri-urban & \\  & persons/household\({}^{2}\): 4.3 (0.9) & locations. & \\ \hline \multirow{6}{*}{\(2\)} & **Local-type shophouse** & Typical building type in Da & \\  & (\(n=540\)) & Nang. Detached/semi- & \\  & average (standard deviation) of: & detached/terraced shophouse. & \\  & height: 3.9 m (3.1 m) & It is a two to five story urban & \\  & size\({}^{1}\): 85.1 m\({}^{2}\) (60.3 m\({}^{2}\)) & building, which allows for a & \\  & length\({}^{1}\): 16.4 m (7.0 m) & shop or other public activity at & \\  & width\({}^{1}\): 7.2 m (4.2 m) & accommodation on the upper & \\  & persons/household\({}^{2}\): 5.8 (2.4) & floors. & \\ \hline \multirow{6}{*}{\(3\)} & **Single family, bungalow** & & \\  & (\(n=29\)) & Single family detached dwelling, & \\  & average (standard deviation) of: & low-rise, two to three floors, & \\  & size\({}^{1}\): 101.6 m\({}^{2}\) (55.4 m\({}^{2}\)) & built from brickwork and & \\  & length\({}^{1}\): 25.1 m (16.8 m) & concrete, located in new urban & \\  & width\({}^{1}\): 14.5 m (9.1 m) & districts. & \\  & persons/household\({}^{2}\): 4.7 (2.4) & \\ \hline \multirow{6}{*}{\(4\)} & **Single family, villa** & Mostly a single-family detached & \\  & (\(n=39\)) & dwelling, sometimes two to & \\  & average (standard deviation) of: & three attached multifamily & \\  & height: 5.1 m (3.7 m) & buildings, low rise, & \\  & size\({}^{1}\): 211.8 m\({}^{2}\) (174.1 m\({}^{2}\)) & two to four floors, built from & \\  & length\({}^{1}\): 21.8 m (8.5 m) & brickwork & \\  & width\({}^{1}\): 13.1 m (5.3 m) & or concrete, located in newly & \\  & persons/household\({}^{2}\): 4.3 (1.6) & developed urban areas. & \\ \hline \multirow{6}{*}{\(5\)} & **Multifamily, local (\(n=53\))** & Multistory/multiunit apartments & \\  & average (standard deviation) of: & with more than three units. & \\  & height: 5.5 m (4.8 m) & Commercial and/or public usage & \\  & size\({}^{1}\): 346.2 m\({}^{2}\) (249.1 m\({}^{2}\)) & is possible. Traditional style of & \\  & length\({}^{1}\): 30.3 m (14.1 m) & construction and local & \\  & width\({}^{1}\): 14.6 m (7.3 m) & inhabitants. & \\  & persons/household\({}^{2}\): 5.0 (1.8) & inhabitants. & \\ \hline \hline \multirow{6}{*}{\(6\)} & **Multifamily, modern** & & \\  & (\(n=33\)) & Multistory/multiunit apartments & \\  & average (standard deviation) of: & with more than three units. & \\  & height: 8.3 m (10.0 m) & Modern style of construction. & \\  & size\({}^{1}\): 854 m\({}^{2}\) (1517.9 m\({}^{2}\)) & This class only contains hotels & \\  & length\({}^{1}\): 43.4 m (28.3 m) & and other mixed-use commercial & \\  & width\({}^{1}\): 23.8 m (19.4 m) & buildings with non-local & \\  & persons/household\({}^{3}\): - & residents. & \\ \hline \hline \end{tabular}
\end{table} 
Table 1: Building archetypes for the City of Da Nang, adapted from [PERSON] et al. (2019) [3].