How does our concrete calculator (UK) work?
Luckily, our concrete calculator (UK) solves all your estimation problems using length and width and lets you know exactly how much concrete you’ll need for your project.
What types of cement do Wickes offer?
The Wickes Cement range features a selection of cement formulations, with and without admixture. We have a range of ballast and sub base type 1 to provide base aggregate for your concreting and mortar projects.
How do I calculate the quantity and/or coverage of my Quikrete® product?
Quantity and/or coverage calculations for all QUIKRETE® products can be found on all Spec Data sheets . Enter the size of the slab you want to build in square feet. The calculator will indicate the number of bags you will need to build a 4 inch or 6 inch slab. (all yields are approximate and do not allow for uneven substrate, waste, etc.)
How do you calculate the thickness of concrete?
How to calculate concrete: Determine how thick you want the concrete. Measure the length and width that you’d like to cover. Multiply the length by the width to determine square footage. Convert the thickness from inches to feet. Multiply the thickness in feet by the square footage to determine cubic feet.
How much cement and ballast do I need?
Mixing 1 part cement to 6 parts ballast creates concrete suitable for driveways, paths and patios, and increasing the ratio to 1:8 gives foundation-strength concrete.
How many 20kg bags of cement makes a cubic Metre of concrete?
108 x 20kg bagsone 20kg bag will cover an area of 1.1m2 to a depth of approximately 10mm. or 108 x 20kg bags equates to one cubic metre of mixed concrete.
How much sand and gravel is in a cubic Metre of concrete?
Also known as Concrete Mix, Sand & Gravel Mix is a blend of natural Blue Metal and Washed River Sand that can be mixed with cement to make concrete and core fill for retaining wall blocks. To make 1 cubic metre of concrete you need to mix 2 tonnes of Sand & Gravel Mix with 16 bags of cement.
How do you calculate concrete material?
The quantities of materials for 1 m3 of concrete production can be calculated as follows: The weight of cement required = 7.29 x 50 = 364.5 kg. Weight of fine aggregate (sand) = 1.5 x 364.5 = 546.75 kg. Weight of coarse aggregate = 3 x 364.5 = 1093.5 kg.01-Apr-2015
What volume does a 20kg bag of concrete make?
20kg concrete bag volume:- a bag of 20kg concrete yields 0.009m3 volume that equates as volume of 9 litres which is approximately equal to 0.32 cubic feet or 0.0117 cubic yards and it can can cover around 1.28 sq ft area for standard depth of 3 inch deep and it will requir 110 bags of 20kg concrete to make 1 cubic ...
How many bags of concrete do I need for 1 cubic meter?
Since 1m³ corresponds to a volume of 1,000l, you therefore calculate 1,000 / 21. 48 rounded bags of ready-mixed concrete of 40 kg each or a total of 1,920kg of ready-mixed concrete per cubic meter are required.27-Aug-2018
How many wheelbarrows are in a cubic meter of concrete?
Regarding this, “how many wheelbarrows in a cubic metre of concrete?”, 1 cubic metre of concrete weighs around 2400kg or 2.4 tonnes that equates to about 10 wheelbarrow loads per m3, hence there are 10 wheelbarrows in a cubic metre of concrete of 100 litre capacity standard one.
How much aggregate do I need for 1m3 concrete?
Aggregate quantity for 1m3 of M20 concrete: part of aggregate = 3/5.5, density of aggregate = 1550kg/m3, dry volume = 1.54m3, weight = volume × density, weight of aggregate = 3/5.5×1.54m3 ×1550 kg/m3 = 1302kg, so 1302kg aggregate is required for 1m3 of M20 grade of concrete.
How much does a cubic metre of concrete cost UK?
Ready Mix Concrete Prices in LondonConcrete TypePrice per m3C20-25from £90 – 100C30-35from £95 – 105C40from £100 – 110Screedfrom £130 – 1402 more rows
How do you figure out how much concrete you need?
Essentially you are solving for volume and then converting to cubic yards. For concrete, the formula for volume is as follows: length x width x thickness....Here's what the math looks like for a 10' by 10' concrete patio:10 x 10 = 100 square feet.4 ÷ 12 = .33.100 x .33 = 33 cubic feet.33 x .037 = 1.22 cubic yards.23-Apr-2018
How do I calculate how much concrete I need for my floor?
cement mortar calculation for flooring tile installation of 100 sq. ftWet volume = area ×thickness. ... Dry volume =12.5×1.33 = 16.625 cft.● mix ratio:- generally flooring tile fixing ratio of cement sand used in flooring tile installation is 1 ratio 3 (1:3)We know that 1 bag cement is equal to 1.226 cft.More items...
How do you calculate the mix proportion of concrete?
The prescribed Nominal Concrete Mix Ratio of M20 grade concrete is 1:1.5:3.Cement = 1 Part.Sand = 1.5 Part.Aggregate = 3 Part.Total dry volume of ingredients required = 1.57 cu.m.
Calculator Use
Calculate volumes for concrete slabs, walls, footers, columns, steps, curbs and gutters. Enter dimensions in US units (inches or feet) or metric units (centimeters or meters) of your concrete structure to get the cubic yards value of the amount of concrete you will need to make this structure.
Curbs & Gutters
We calculate the volume in sections from the ground to the top of each section. The Curb and Gutter are each a section.
Ready Mix Concrete Calculator
Working out the amount of concrete you need for a job can be difficult to do, especially if it’s your first time using it for a project. This is exactly why we are proud to provide our ready mix concrete calculator for anyone to use, to make those initial steps that bit easier.
The impact of construction waste on the environment
We endeavour to not use any excess concrete where possible, as to reduce the negative effects it can have on our surroundings in the future. Landfill sites are one of the main ports of call to observe if you’d like to see the real influence surplus building materials can have on an industry.
Why is it important to use a concrete calculator?
Ending up with too much concrete volume can be unnecessarily costly, and ending up with too little means delays to your work. Luckily, our concrete calculator (UK) solves all your estimation problems using length and width and lets you know exactly how much concrete you’ll need for your project.
How much does concrete cost?
Typically, concrete is sold in pre-mixed 60-lb. and 80-lb. bags. Most 60-lb. bags of concrete have a retail value of between $3.10 and $3.50, although you may be able to buy it cheaper in-bulk. An 80-lb. bag of concrete can cost between $3.50 and $4.00 per bag.
How many bags of concrete for one cubic foot?
In order to have enough concrete for one cubic foot, you’ll require 2.2 bags of 60-lb concrete. Since bags are only sold in whole (not half, or quarter) quantities, you’ll need to purchase three (3) 60-lb. bags for one cubic foot. One 80-lb bag of concrete yields .60 cubic feet when combined with 4 quarts of water.
How thick should concrete footings be?
Concrete footings typically have a required thickness of 6” to 10”. If you’ve done your homework and checked your local building codes, you’ll be able to find out how thick your footings need to be in order to remain compliant. Just add water.
What is the difference between concrete and cement?
The words “concrete” and “cement” are often used interchangeably, however, they are two very different things. Concrete is a mixture of cement and other items, such as sand or gravel. Cement is an ingredient in concrete and is the “glue” that helps hold the mixture together. Once concrete hardens, it can be used to create stairs, sidewalks, ...
How long does it take for concrete to set before attaching post?
Allow time to cure. Give your concrete approximately 24 hours to set before you attach the post base or install the weight of the posts.
Can you mix concrete bags?
Bags of concrete come pre-mixed, which means you simply add water and mix it in a wheelbarrow or portable mixer. Once mixed, all you need to do is pour it into various forms to create patios, footers, or walls to lay a foundation for your deck. Buy a little extra. We recommend buying slightly more concrete that what you think you need in case you ...
Should I order concrete by the yard from a ready mix company or just use bags?
Larger jobs such as driveways are easier to complete when ordering concrete by the yard, rather than trying to mix bag after bag by hand. For smaller jobs, like a walkway, modest patio or footings, you should calculate the number of concrete bags instead.
Calculating the amount of concrete needed for slabs (including odd shapes)
Rule of thumb: add 1 / 4 " to the thickness of your slab for your slab concrete budget. This assumes you have the job evenly graded to the right depth, and the grade is well compacted.
Calculating the amount of concrete needed for footings
Footings will rarely follow the drawing exactly. In rocky soil the footings may collapse when big rocks are excavated
Estimating concrete steps
Steps seem tricky to calculate but are not. If there are three steps leading up to a porch:
Calculating the amount of base fill
Granite Construction has an excellent base fill calculator on their site. Use this to figure how much material you need for the subgrade.
Requesting your ready mix supplier to visit your site
After you have chosen a Ready Mix Supplier, have a representative come to your site to give his/her opinion on the quantity required. Compare the figure with what you came up with. Discuss any variances with the supplier.
Concrete Mixes
The calculator will indicate the number of bags you will need to build a 4 inch or 6 inch slab. (all yields are approximate and do not allow for uneven substrate, waste, etc.)
Mortar Mix
The calculator will indicate the number of 60 or 80 pound bags of QUIKRETE® Mortar Mix you need to construct your project with a 3/8 inch mortar joint. (All yields are approximate and do not include allowance for uneven subgrade, waste, etc.)
Fast-Setting Concrete Mix
Remember, the depth of the post hole should be one-half of the above-ground post height. (Example: For a 6 feet above ground post, use a post with an overall height of 9 feet and place 3 feet in the ground). The calculator will indicate the number of 50 lb. bags of QUIKRETE® Fast-Setting Concrete you need.
Base Coat Stucco & Finish Coat Stucco
The calculator will indicate the number of 80 lb bags of QUIKRETE ® Base Coat Stucco and Finish Coat Stucco you will need to construct your stucco wall using a traditional 3 coat or 2 coat application process. (All yields are approximate and do not allow for uneven application thickness, waste, etc.)
Veneer Stone Mortar
The calculator will indicate the number of 80 lb. bags of QUIKRETE ® Veneer Stone Mortar you will need to construct your wall, including the scratch coat, bond coat and jointing mortar application. (All yields are approximate and do not allow for uneven application thickness, waste, etc.)
Concrete Crack Sealants
The calculator will indicate the number of 10.1 oz. tubes of QUIKRETE ® Polyurethane Concrete Crack Sealant or 10.1 oz tubes of Concrete Repair you will need for your project.
Mortar Joint Sealants
The calculator will indicate the number of 10.1 oz. tubes of QUIKRETE ® Polyurethane Mortar Joint Sealant or 10.1 oz tubes of Mortar Repair you will need for your project.