What are the key requirements for applying for a Multi-Building Connection Excavation Permit?

The key requirements include:
1. Defining the main excavation route and all building connections.
2. For each building, the short address or building number must be entered, along with an image of the building.
3. Excavation paths must remain within the designated geographic scope of the buildings.
4. The number of connections must not exceed 80.
5. The length of each connection must not exceed 25 meters.
6. The total length of the main excavation route must not exceed 1,000 meters