- Demolition of all existing structures on site including buildings, roadways, and tunnel walls, as well as the removal of asbestos throughout
- Bulk and detail earthworks including tunnel removal and tunnel reconstruction works, redirection of services, backfilling over tunnel, ground levelling, basement between shoring walls, and staging works with shoring and anchoring
- Installation of permanent shoring wall shotcrete and ground anchors
- Preparation of tunnel walls to receive shotcrete, and shotcrete and finishing works to specifications
- Supply and compaction of basecourse for tunnel
- Traffic management planning
- Erosion, sediment, and environmental protection control
