Before reading this article, ensure you have read Measurement - Parts & Labour and Using Formula within Groundplan articles to aid in understanding the following Formula examples.
📝 The Formula values provided in this article are for example purposes only.
| Term | Explained |
|---|---|
len |
total metres measured |
area |
total square metres measured |
len or area / x |
total length/area divided by an amount |
len or area * x |
total length/area multiplied by an amount |
+ count * x |
add the number of individual runs drawn multiplied by an amount |
ceil(x) |
rounding up a decimal value to the next whole number |
Fencing
Example Parts for a 1.8m high fencing Length Measurement:
| Part | Explanation | Formula | UMO |
|---|---|---|---|
| Fence Rails 75mm x 38mm x 4800mm | How many 4.8m lengths of fence rail required to install 3 rails |
ceil(len /4.8*3) |
lengths |
| Fence Pailings 100mm x 17mm x 1800mm | How many 100mm wide pailings required for the length measured |
ceil(len*0.1) |
each |
| Hardwood Posts 200mm x 200mm x 2400mm | Posts required every 2.4m and allowing for an additional post at the beginning and end of each run |
ceil(len/2.4+count*2) |
each |
| Concrete 20kg ready set bag | Bag required for each hardwood post |
(len/2.4)+count*2 |
bags |
Turf
Example Parts for a Sir Walter turf Area Measurement:
| Part | Explanation | Formula | UMO |
|---|---|---|---|
| Sir Walter Turf (1 m2 is covered by approximately 1 roll) | How many rolls are required for the area |
ceil(area) |
rolls |
| Top soil | How many m3 is required when the top soil is 200mm thick |
(area*0.2) |
m3 |
Concrete
Example Parts for a 150mm thickness concrete Area Measurement:
| Part | Explanation | Formula | UMO |
|---|---|---|---|
| Concrete 150mm | How much m3 of concrete is required for 150mm thickness |
area*0.15 |
m3 |
| Formwork | How many metres of formwork is required for the perimeter around the area measured |
len |
m |
| Steel mesh 4.56m x 1.97m (7.5m2 coverage) | How many 7.5m2 coverage sheets are required for the area measured |
ceil(area/7.5) |
sheets |
| Bar chairs (pk500) | How many chairs are required to support the steel mesh with 4 per m2 and come in a bag of 500 |
ceil(area*4/500) |
bags |
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