Since 2013, NZS3910 has made 5.21 Advance Notice or 6.10 Early Warning, popular for judging whether a ‘material’ Variation or Extension...

It is time to dispel the myth some Principal representatives have asserted, in recent times, that the Head Contractor Working Day Rate...

NZS3910 misrepresents Overheads as ON SITE, or OFF SITE... Our definitions are clear, but our terminology is misleading. The NZS3910...

Have you been awarded an extension of time for a variation but denied the money for the variation and its time related costs for lack of...

NZS3910:2013 does not prescribe how to calculate a Working Day Rate but it does guide you to include 'Time related costs', and as you...

Qualifying circumstances must always be treated as a variation. It is a choice to argue badly as a tactic to distract, confuse, delay,...

Here we explore [1] Valuing Variation, [2] Valuing Other Matters, and [3] the Principles of Valuation, to be applied to everything being...

Three infill units, Auckland's North Shore 2021 There was a time when subcontractors were never allowed to be late. It was a time when,...

Late one October 2020 evening, while discussing work war stories (dispute resolution) at a bar, a senior construction executive / QS...

The nature of a Covid-19 Shutdown causes extreme under recovery of Off-site Overheads using the standard Working Day Rate or % methods.

When it comes to Covid-19 the contract empowers the Engineer with the responsibility and power to suspend the contract works.