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BANKERS TUTORIAL · CAIIB · STUDY ARTICLE

Testing project viability with delays and cost changes

Project appraisal connects construction assumptions, operating performance and financing obligations. Learn how delays and cost overruns can interact, and why sensitivity analysis should examine the cash-flow consequences rather than change isolated numbers without explanation.

01 / 03Learn with a clear direction

3 min read Original learning material · Prepared 14 Oct 2026

This Bankers Tutorial article is independent educational material. Examples are illustrative, and changing rules or examination requirements should be checked at the official source.

01 / UNDERSTANDING

Understand the idea

Tell the story of a project team that updates the launch date but leaves its financing spreadsheet unchanged. Follow the credit analyst tracing additional overheads, delayed customer receipts and repayment dates. The applied lesson shows how sensitivity work becomes useful when it joins engineering milestones to explicit cash consequences and verifiable contingency resources.

02 / UNDERSTANDING

The concept in context

A project model translates physical and commercial assumptions into capital spending, revenue, operating costs and financing cash flows. Construction completion, utilisation, selling price and input costs each affect viability. An appraisal should connect these drivers to evidence about execution capacity, contracts, demand and the resources available to absorb adverse changes.

A delay can postpone revenue while increasing costs or extending financing needs. Testing only a lower selling price may therefore miss a major execution vulnerability. Scenario design should describe which assumptions move together and examine sponsor support and contingencies realistically, rather than count an unspecified future contribution as available whenever the model needs it.

03 / UNDERSTANDING

A worked learning case

A fictional factory expects production to start before principal repayments begin. Construction is delayed, equipment costs rise and the first customer receipts move later. The analyst revises the linked cash flows together, then tests whether identified sponsor resources and financing arrangements can cover the longer pre-operating period without relying on an unexplained balancing entry.

ORIGINAL EDUCATIONAL PRACTICE

Try it before you check.

Why can a construction delay affect more than the project's first revenue date?

Show the answer and reasoning

It can also change costs, funding needs and the period before debt can be serviced.

Delays may extend overheads, alter procurement costs and postpone operating cash while financing obligations continue according to their terms. These linked effects can increase the resources needed before completion. A useful scenario follows those cash-flow links and checks available support, rather than simply moving the revenue line without revisiting the rest of the model.

Two traps to watch for.

  • Changing project revenue timing without revisiting linked costs and financing.
  • Treating an unspecified sponsor contribution as immediately available cash.

YOUR TOPIC-SPECIFIC LEARNING MAP

Turn understanding into practice

  1. Map construction milestones to spending and operating receipts.

  2. Build one coherent delay-and-overrun scenario.

  3. Verify the timing and source of each proposed contingency resource.

Explain the idea, apply it to a new situation, then check what changed in your reasoning.

BANKERS TUTORIAL · SOURCE NOTES

Keep the source alongside your notes.

Official links provide subject context and authoritative reference material. This guide’s explanation, scenario and question are original Bankers Tutorial learning content.

  1. iibf.org.in https://iibf.org.in/caiib-certified-associate-IIBF
  2. iibf.org.in https://iibf.org.in/documents/RulesSyllabus/2026/FlagshipCourses/60%20-%20CAIIB_24.07.25_Change_Final%20Website_23.02.2026.PDF
  3. rbi.org.in https://rbi.org.in/scripts/NotificationUser.aspx?Id=12281

For CAIIB preparation, check the current official notice before relying on changing dates, rules or examination requirements.

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