Are the scope and quantities in the project correct?
Technical service name: BOQ Review By comparing electrical quantity take-offs and bills of quantities against the drawings, we identify missing, duplicated or unclear items before procurement, so the work being priced matches the work actually designed.
When a contractor’s quantity list looks too high or too low
When several bidders return very different quantities
Before signing off a supplier’s take-off for order
When drawings have been revised and quantities may have shifted
When you are unsure whether an item is included or excluded
What the review covers
Depending on the scope of work, the review is carried out on the available project documents, quantity lists, bids and equipment information; missing or unverifiable information is recorded as an open item.
Comparing the quantity list against the drawings
Power and low-current (data/security) items
Missing or duplicated work
Material, equipment and installation scope
Consistency of units and quantities
Scope boundaries between packages
Excluded work and stated assumptions
What we need to start
Not everything needs to be ready at first contact; whatever is missing we simply record as an open item and continue with what is available.
- Electrical drawings (as available, latest revision)
- The quantity list or bill of quantities under review
- Any relevant technical specifications
- The package split, if the work is divided
- Any known assumptions or exclusions
What you receive
- A marked-up quantity list with items flagged
- A list of inconsistencies between quantities and drawings
- Notes clarifying scope and boundaries
- Open items where information was missing
From the field
On a private house project, three contractors returned quantity lists that differed by nearly a third on cabling alone. Comparing each against the drawings, we found one had omitted the lighting circuits on the lower floor and another had counted a distribution board twice. Once the lists were aligned to the same scope, the real price difference between the bidders became clear.
This is a technical review of quantities and scope, not a financial audit or official valuation; we do not price the work ourselves.
Know exactly what you are pricing
Send us the drawings and the quantity list you are working with, and we will tell you where they agree and where they do not.
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