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Managing Interfaces Across ICT and EPC Work Packages

A practical framework for controlling handovers, responsibilities, evidence and change across complex ICT and EPC programmes.

Complex ICT and EPC programmes rarely fail because every work package is poorly managed. More often, the decisive problems appear at the boundaries between civil works, power, transmission, active equipment, integration and acceptance. Each team may complete its own scope, while an unclear handover delays the programme as a whole.

Why this matters

Interfaces combine technical dependency with organizational ambiguity. A drawing may be approved without the power load being confirmed, equipment may arrive before the room is ready, or testing may begin without an agreed evidence pack.

The ITU Project Management Manual emphasizes governance, defined roles, decision gates, risk, change control and documented outputs throughout the project lifecycle. Applied to ICT/EPC delivery, those disciplines make interfaces visible before they become schedule claims or site rework.

Controls that should be defined

  • Maintain one interface register covering every boundary between work packages.
  • Assign one accountable owner and clearly identify responsible, consulted and informed parties.
  • Define the required input, output, due date and acceptance evidence for each handover.
  • Tie interface decisions to schedule milestones, risk records and approved changes.
  • Escalate unresolved dependencies through time-bound decision gates.

A practical workflow

  1. Map the physical, information and approval handoffs during planning.
  2. Confirm ownership with all affected contractors and stakeholders.
  3. Agree the evidence required before a handover is accepted.
  4. Review open interfaces in the same cadence as programme risk and schedule.
  5. Close each interface only when the receiving party verifies the output.

Evidence to retain

The most useful records are an approved interface matrix, decision and issue logs, coordinated drawings, test prerequisites, handover certificates and traceable change approvals. These records reduce reliance on memory and make acceptance decisions defensible.

Conclusion

Interface management is not an extra layer of administration. It is the mechanism that connects otherwise competent work packages into a deliverable system.

Primary reference

ITU Project Management Manual