Caldecott Fourth Bore Tunnel: An Innovative NATM Design
The Caldecott Fourth Bore Project is a 1,030m long, 15.2m wide, US$420 million highway tunnel in the San Francisco Bay Area
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St Helena Tunnel- Byron Bay, Australia
St Helena Tunnel: Australia’s First Synthetic Fiber Reinforced Road Tunnel FollowFollow Australia’s St Helena road tunnel was constructed as part of the AUD$862 million Tintenbar to Ewingsdale (T2E) upgrade project, which rehabilitated 16.3 km of...
40% Reduction in Precast Tunnel Segment Cost
The Santoña – Laredo tunnel reduces precast segment costs by 40%.
Development Speeds Increase 25% at Mt Ovit Tunnel, Turkey
Excavation speeds in the Mt Ovit Tunnel increased 25% after a switch to BarChip Macro Synthetic Fibers
Legacy Way Tunnel Cross Passages
Cast in Situ final lining of the Legacy Way Cross Passages reinforced with Barchip Synthetic Fiber Concrete Reinforcement.
Euclid Creek Starter and Exit Tunnels
Barchip Synthetic Fiber Reinforcement used as the primary reinforcement in the Cast In Place Final Lining at the Euclid Creek Starter and Exit Tunnels.
Barchip MSFR Concrete Segments at the Harefield to Southall Gas Pipeline Tunnel
The precast concrete segmental lining of the Harefield to Southall tunnel is solely reinforced with Barchip’s synthetic fiber concrete reinforcement.
Malaga Rail Tunnel – Barchip Synthetic Fiber Reinforced Precast Segmental Lining
Barchip Synthetic Fiber Reinforced Precast Segmental Lining used on the Malaga Rail Tunnel.
Barchip Fiber Reinforced Shotcrete 35% Faster than Mesh and Bolts.
Methven (2004) shows that fiber reinforced shotcrete (FRS) has significantly faster development times compared with mesh and bolt ground support systems.
Durability Concerns at the Oliola Water Tunnel
Barchip’s synthetic fiber concrete reinforcement was used as the reinforcement in the sprayed lining, cast in-situ lining and invert segments of the Oliola water tunnel.
Helsinki Metro Achieves 60% Reduction in Equipment Maintenance with Barchip’s Synthetic Fiber Shotcrete Reinforcement
Barchip’s synthetic fiber helps deliver substantial material handling and maintenance cost reductions to Helsinki Metro.
Devil’s Slide Tunnel
Barchip’s synthetic fiber reinforced shotcrete easily met the performance specifications of the Devil’s Slide road tunnel.