| | | | 22132 | Sewage Treatment
Facilities | 5 | | Sewage Treatment
Facilities 22132 | Water, Sewage and Other
Systems 2213 | Utilities 221 | Utilities 22 |
| | | | 221320 | Sewage Treatment
Facilities | 6 | Sewage Treatment
Facilities 221320 | Sewage Treatment
Facilities 22132 | Water, Sewage and Other
Systems 2213 | Utilities 221 | Utilities 22 |
| | | | 22133 | Steam and
Air-Conditioning Supply | 5 | | Steam and
Air-Conditioning Supply 22133 | Water, Sewage and Other
Systems 2213 | Utilities 221 | Utilities 22 |
| | | | 221330 | Steam and
Air-Conditioning Supply | 6 | Steam and
Air-Conditioning Supply 221330 | Steam and
Air-Conditioning Supply 22133 | Water, Sewage and Other
Systems 2213 | Utilities 221 | Utilities 22 |
| | | | 23 | Construction | 2 | | | | | Construction 23 |
| | | | 236 | Construction of Buildings | 3 | | | | Construction of Buildings 236 | Construction 23 |
| | | | 2361 | Residential Building
Construction | 4 | | | Residential Building
Construction 2361 | Construction of Buildings 236 | Construction 23 |
| | | | 23611 | Residential Building
Construction | 5 | | Residential Building
Construction 23611 | Residential Building
Construction 2361 | Construction of Buildings 236 | Construction 23 |
| | | | 236115 | New Single-Family Housing
Construction (except
For-Sale Builders) | 6 | New Single-Family Housing
Construction (except
For-Sale Builders) 236115 | Residential Building
Construction 23611 | Residential Building
Construction 2361 | Construction of Buildings 236 | Construction 23 |
| | | | 236116 | New Multifamily Housing
Construction (except
For-Sale Builders) | 6 | New Multifamily Housing
Construction (except
For-Sale Builders) 236116 | Residential Building
Construction 23611 | Residential Building
Construction 2361 | Construction of Buildings 236 | Construction 23 |
