Transmission & Sub-Transmission Overhead Line and Underground Cable

Overhead Line:

• Systems: <69 kV Sub-Transmission and ≥230 kV Transmission
• Feasibility Studies & Costs
• Line Routing
• Plan & Profile Drawings in Survey
• Structure Design
• Wood H Frame
• Single Pole Steel or Wood
• Lattice
• Right-of-Way
• SAG & Tension Calculations
• Tower Spotting
• Re-Conductoring
• Guying and Anchoring Calculations
• Foundation Design
• Conductor Vibration Analysis
• Structure & Hardware Detailing
• Insulator Swing and Galloping
• Clearance Calculations
• Line Inspection Services
• Equipment and Construction Specification
• Special Crossings Design
• Bill of Materials
• Project Management

Underground Cable:

• Feasibility Studies
• Specification and Procurement
• Testing
• Detailed Engineering and Installations
• Construction Supervision
• Project Management