Paver Calculator (Block Paving)
Pavers, bedding sand and base depth for a patio or driveway.
The base is the pavement — pavers are just the wearing skin. 100 mm compacted hardcore for patios, 150–200 for cars. Skimp there and enjoy the ripples within a year.
Formula
Paver Calculator (Block Paving) is a free paver calculator for civil engineers, contractors and quantity surveyors — instant, accurate and 100% client-side, with the governing formula and reference shown next to the result so the number can be defended, not just quoted.
About Paver Calculator (Block Paving)
Pavers, bedding sand and base depth for a patio or driveway. The calculation implements n = area/paver area ×1.07; 50/m² for 200×100 (ICPI installation guides). The base is the pavement — pavers are just the wearing skin. 100 mm compacted hardcore for patios, 150–200 for cars. Skimp there and enjoy the ripples within a year.
How to use Paver Calculator (Block Paving)
- 1Enter Paved area in m².
- 2Enter Paver length in mm.
- 3Enter Paver width in mm.
- 4Read Pavers (with 7% cuts), Bedding sand (30 mm), Sub-base (100 mm compacted) instantly — no submit button needed.
- 5Need US units? Flip the SI/Imperial toggle and every field converts.
Why use Paver Calculator (Block Paving)?
- ✓Implements the standard formula — n = area/paver area ×1.07; 50/m² for 200×100
- ✓Reference cited on-page: ICPI installation guides
- ✓One-click SI ⇄ Imperial toggle — values convert in place, physics stays in SI
- ✓Runs entirely in your browser — nothing uploaded, free forever
Frequently asked questions
What formula does the Paver Calculator (Block Paving) use?+
It computes n = area/paver area ×1.07; 50/m² for 200×100, per ICPI installation guides. The formula is displayed under the result.
What should I keep in mind when using this calculator?+
The base is the pavement — pavers are just the wearing skin. 100 mm compacted hardcore for patios, 150–200 for cars. Skimp there and enjoy the ripples within a year.
Does it include wastage?+
Yes — standard wastage/bulking factors are built in and stated in the formula line, so the quantity is an orderable number, not a bare geometric volume.
Is the Paver Calculator (Block Paving) free to use?+
Yes — completely free, no sign-up, no limits. It runs client-side in your browser, so inputs stay private and results are instant even on slow connections.
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