M6 Rockdale Robot Hydro Demo (2/12/2025) - GPR and Echo scans conducted by Quickway Constructions Pty Ltd revealed cavities and honeycombing in a concrete wall at Rockdale M6. The compromised concrete required a specialised form of demolition to protect the waterproofing and the integrity of the structural member. Silver Raven was contracted to carefully remove the affected concrete, with the critical requirement […]
Manildra Silo Emergency Works Cold Cutting (2/12/2025) - Case Study: Emergency Cold-Cutting Response to the Manildra Silo Collapse, Nowra Client: Illawarra Engineering Service: High-Risk Abrasive Water Jet Cold Cutting Silver Raven was engaged by Illawarra Engineering and arrived onsite 8 hours after initial contact, to execute emergency high-risk cold-cutting operations in response to the Manildra silo collapse in Nowra. The situation posed significant […]
BlueScope Steel Blast Furnace Iron Skull Cold Cutting Case Study (1/24/2025) - Background and Challenge BlueScope Steel faced a challenge during their blast furnace reline project, when a large iron skull formed in the hearth of the furnace. Removing it required a careful approach ruling out explosive demolition to avoid damaging nearby staves. Several days of jackhammering failed to make progress, while attempts at thermal lancing were […]
Application of Hydro Demolition in Unblocking Immobilised Tunnel Boring Machines (11/7/2024) - Recent developments in the NSW region have seen a dramatic increase in the use of Tunnel Boring Machines (TBMs) to deliver large infrastructure network projects. Silver Raven has been regularly engaged to assist in the complex and time-sensitive task of unblocking TBMs when they have become immobile using high-pressure water jetting (HPWJ). These massive machines, […]
BlueScope Steel Blast Furnace Cold Cutting Case Study (11/7/2024) - BlueScope Steel Limited commissioned Silver Raven to execute a highly specialised task: cold-cutting one of their main blast furnaces as part of a decommissioning and upgrade project. With no major access points, the furnace had not been opened or internally inspected for over 20 years. The process would create a 10.3m x 3m void in […]
Lavender Street Bridge Sensor Installation Case Study (11/7/2024) - Silver Raven was engaged as the principal contractor by Transport for New South Wales (TfNSW) to install structural health monitoring sensors on the Lavender Street Bridge, part of the Sydney Harbour Bridge approach. These sensors are critical for providing real-time data on the bridge’s structural integrity, tracking stress, strain, and environmental impacts. The project required […]