Once the contract is agreed upon, the construction phase begins with site surveys, engineering/design, material and work procedure approvals, followed by technical execution in the field.

The types of construction work involved include:

1. New Transmission Line Construction

·       Briefing

·       Foundation work

·       Tower erection

·       Conductor stringing:

o   GSW (Ground Wire)

o   OPGW (Optical Ground Wire)

·       Testing & Commissioning

·       Handover

2. Relocation of SUTET/SUTT Towers

·       Erection of Emergency Towers (ET)

·       Transferring Conductors, GSW/OPGW from Existing Towers to Emergency Towers for Circuit 1 and 2 (During Outage)

·       Construction of New Towers:

o   Briefing

o   Foundation work

o   Installation of Conductor Accessories

o   Transferring Conductors to New Towers (During Outage) for Circuit 1 & 2

o   Site Cleaning

o   Testing & Commissioning

3. Tower Strengthening and Heightening

·       Preparation of tower materials for delivery to site

·       Installation of angle bars for structural reinforcement

·       Installation of angle bars during outage conditions

4. Tower Foundation Reinforcement

·       Execution of bored piles (if required)

·       Installation of reinforcement bars (rebar)

·       Concrete casting for foundations

·       Installation of conductors on the highest arm

·       Testing & Commissioning