BBV gas pipeline construction, Arbós section (Tarragona) - Barcelona plant

Characteristics:

• Length (km): 66.033
• Diameter (in): 36” (914 mm)
• Pressure (bar): 80
• Pipe: API5L Grade X-70

 Key data:

• 5 valve positions
• 2,601 m horizontal drilling 48” (1,219 mm)
• 11,132 m³ trench excavation in rock
• 14,408 m³ of rockfill construction
• 8,282 m³ concrete for protection

Notable works:

• Excavation of trench in steeply sloping area
• Preparation of welding niches
• Specific machine for piping distribution
• Open trench and aligned pipe
• Mini automatic welder