North american tunneling 2014 proceedings

Inhaltsangabe: “… Nitschke / Andres Giraldo / Richard Blessing IV -- Automatic Soil Conditioning Through Clay / Joe Roby / Desiree Willis -- Relationship Between Cutterhead Torque and Tool Wear: A Laboratory-Scale Study / Richard McLane -- Improvement of Testing Accuracy by a New Generation of Cerchar Abrasivity Testing Device / Ehsan Alavi Gharahbagh / Jamal Rostami / Kaveh Talebi -- Keeping Your Cool Backfill Grout Placement Around Carrier Pipes / Farzad Sotoudeh / Hossein Memarian / Mohammad Taghi Hamzaban / Jamal Rostami -- Session 5 Fresh Approach on Performance / Rory P.A.  …”
DE-1046
DE-1047