Automatic System Design of Assembly Building Components for Sustainable Building Projects Based on BIM Technology

Table 3

Engineering characteristic index values.

Serial number	Floor space	Layer number	Doors and windows	Height of eaves	Structural type	Erection works
1	1	18	2	54.1	1	4
2	2	20	6	59.6	1	4
3	2	24	2	87.6	1	3
4	1	19	4	92.3	2	2
5	2	25	3	89.5	2	1
6	2	23	2	87.2	1	4
7	2	19	1	74.8	1	2
8	1	18	5	94.2	3	3
9	1	24	2	84.1	1	4
10	2	25	3	87.6	1	2