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Taking off top tips : Unknown unknowns
Traditionally a contingency sum was included to allow for unforseen additional costs but clients have always asked questions as why this allowance is necessary.

Duncan Cartlidge
Aug 28, 20251 min read


Taking off top tip - Measurement of alterations.
Alterations Measuring alteration work is one of my favourite tasks as it allows the quantity surveyor to use their descriptive talents!...

Duncan Cartlidge
Jul 15, 20251 min read


Taking off top tip - measurement of kickers.
Kickers Kickers are small concrete upstands used when casting columns and walls. Kickers can be suspended or isolated. Suspended kickers...

Duncan Cartlidge
Jul 10, 20251 min read


Another taking off quantities top tip
Partitions are referred to on NRM2 in three work sections; 16, 20 and 22. Which section to use often causes confusion.

Duncan Cartlidge
Jul 3, 20251 min read


Yet more taking off quantities top tips
Surface water is water on the surface of the site and excavations.
Disposal of surface water is deemed to be included in NRM2 Section 5. However SMM7 had previously required disposal of surface water to be measured as an item and confusion can occur as to what constitute surface water and ground water.

Duncan Cartlidge
Jun 19, 20251 min read


Provisional quantities top tip
Provisional quantities should be avoided whenever possible, as rates can loaded in the hope of quantities increasing when remeasured.

Duncan Cartlidge
Jun 11, 20251 min read


Taking off quantities top tip
Where appropriate, additional information shall be given to ensure full clarity of description. If in doubt give additional information regarding quality and location of work. For example, if the majority of brickwork is at ground floor level but there is also some at roof level the QS should measure the high level brickwork separately in the bill of quantities stating its location.

Duncan Cartlidge
Jun 9, 20251 min read


Taking off quantities top tip
Window & door openings Taking-off openings in external walls for doors, windows, etc. are measured as a composite item when using NRM2....

Duncan Cartlidge
May 21, 20251 min read


Taking off quantities top tip
Work and materials listed as ‘Deemed included’ can only be priced by the tenderer if that work is clearly shown on drawings,...

Duncan Cartlidge
May 19, 20251 min read


Mental illness in construction
Mental illness in construction Provisional figures from the Office for National Statistics show 355 skilled construction and building...

Duncan Cartlidge
May 15, 20252 min read


Value engineering confusion
Value engineered ? Space control to Major John (Apologies to David Bowie) “As I hurtled through space, one thought kept crossing my...

Duncan Cartlidge
Apr 23, 20252 min read


Snagging madness
New build snagging I think that I must have been living a sheltered existence. We all know that there is a massive skill shortage in the...

Duncan Cartlidge
Apr 17, 20251 min read


Construction 2025
The UK construction industry has received more reports and targets than most other sectors. In 2013, the UK government released...

Duncan Cartlidge
Apr 11, 20251 min read


PFI re-brand gamble !
Rightly or wrongly the assumption behind the introduction of the PFI was that the private sector is better at managing risk and...

Duncan Cartlidge
Apr 10, 20252 min read


RICS pathways
The RICS Still no news from the RICS about the changes in pathways and entry requirement revisions flagged up by the institution last...

Duncan Cartlidge
Mar 31, 20251 min read


Build baby build hits the buffers
Hitting the buffers Despite the government’s stated ambition to 'build baby build' they seem to be putting so many obstacles in the way...

Duncan Cartlidge
Mar 24, 20253 min read


Moths brush off.
Moths around a light It’s been quite a few weeks for Justin Sullivan, the newly elected president of the RICS. As discussed in the last...

Duncan Cartlidge
Mar 4, 20252 min read


Whole life carbon assessment (WLCA)
Operational carbon The construction industry world wide is facing mounting pressure to carry out a whole life carbon assessment (WLCA)...

Duncan Cartlidge
Feb 25, 20252 min read


Higher-risk blame
Construction and the Building Safety Regulator have been going head to head during the past few weeks over the time taken to approve HRB.

Duncan Cartlidge
Feb 5, 20251 min read


What price safety ?
In a recent podcast on duncancartlidgeonline I mentioned that the Building Safety Regulator was refusing to sign off higher risk...

Duncan Cartlidge
Feb 4, 20251 min read
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