Detail of Activities

Project Quality Control

• Project quality plan.
• Project quality assurance procedures.
• Project HSE plan.

Project Planning

• Preparation of base line programmed (using Primavera Project Planner) as per contract milestone.
• Project Monitoring & Controlling.
• Site progress report charts in EXCEL

Route investigation drawings and reports

• Preparation of cable route trial pits drawings.
• Preparation of trial pits reports for underground services.
• Reporting of soil samples thermal resistivity values.

Material Investigation

• Thermal backfill material mix design preparation as per required Thermal Resistivity values.
• Existing soils Thermal resistivity values investigation.
• Maximum dry density Testing/ calculation for back fill material.

Cable route design drawings

• Preparation of cable route bonding schematic diagram.
• Preparation of Earthing Typical Joint Bays arrangement drawings.
• Preparation of Typical Joint Bays Earthing arrangement drawing.
• Preparation of cable route joint bays and road crossings location drawings.
• Preparation of detailed cable route drawings based on trial pits reports.
• Preparation of route profile drawings as per existing and route area planned future levels.
• Preparation of AS BUILT drawings after completion of site activities.
• Preparation of cable route marker location drawings.

Road Crossings/ pipe lines crossings Drawings

• Preparation of cable route trial pits drawings.
• Preparation of trial pits reports for underground services.
• Reporting of soil samples thermal resistivity values.

Concrete structure Design

• Joint bays concrete structure design calculation
• Preparation of joint bays structural details drawing
• Link Box Pit concrete structure design calculation.
• Preparation of Link Box Pit structural details drawing
• Fiber Optic Cable splice pit structure design calculation.
• Preparation of Fiber Optic Cable splice pit structural details drawing
• PD sensor pit (in case separate pit) structure design calculation.
• Preparation of PD sensor pit structural details drawing

Cable support structures design Inside substation

• Cable supports structure design calculation inside substation.
• Preparation of Cable supports structure details drawings
• Preparation of Fiber Optic Cable and DTS cable routing details drawings inside substations.
• Preparation of cable terminations Tags and identification marks drawings inside substation
• Power cables substation entry location ducts design/ drawings preparation.
• Preparation of core hole/ slot opening drawings for cable entry into existing substation basement.

Cut I Fill estimation & Design

• Estimation of Cut & Earth Fill quantities as per approved route profile drawings.
• Drawings preparation for bund construction.

AC Mitigation Studies

• Preparation of AC Mitigation studies at Petroleum/ gas pipe line crossings location
• Design/ drawing preparations of Cathodic Protection/ Earthing system based on AC Mitigation study.

Uplift Pressure Calculation

• Uplift pressure calculation on 220KV power cables under submerged conditions at shallow ground water table loca tions.
• Design of Duct Banks for power cable crossings under pipe lines to eliminate the possibility of any damage to pipe lines due to uplift pressure.

Electrical Works & Pre-Commissioning Testing of Completed Jobs

• EHV & HV Cable jointing and terminations.
• All electrical testing as per KM requirement.
• Resonant Frequency AC testing at site along with all arrangements of test chambers
• Partial Discharge Measurement at installed cable accessories.
• Distributed Temperature Sensing (DTS) Cable & System installation and testing.
• FO cable installation in pipe by air blowing method and direct burial.
• FO cable fusion splicing.
• FO cable testing & commissioning using OTDR and power meter light source method.
• Communication (Metallic) cables, installation; jointing termination and testing.