Topics Case Studies See how CH Bull supports critical projects in the field. Pfeiffer Canyon Big Sur Bridge Emergency Jacking Support Calibrated 100-Ton Jacks Support Concrete Column Clamp Test Hydraulic Jacking System Raises Oakland Container Cranes 20 Feet Calibrated Jacking System Supports I-5 Bridge During Deck Replacement Post-Earthquake Testing Identifies a Stronger Freeway Retrofit 4,000-Ton Jacking System Raises Seven Interstate 80 Overpasses Custom Jacking System Raises Gold Run Bridge and Three Support Bents Custom Hydraulic System Preloads Excavation Struts Up to 700 Tons Custom Hydraulic System Lowers Transbay Roadway Formwork Up to 30 Feet 1 2 »
