Ask a tradesperson
Groundwork & Foundations
How many big bag of ballast do you need to make one meter of concrete
it for a covseavatories base 5 meter by 3 meter,at 100 cm
5 Answers from MyBuilder Groundworkers
Best Answer
the conversion rate is as follows 1.76 tonnes per cubic metre. hope this helps you out. Darren
Answered 16th May 2011
3 bags of ballast for the size and depth your quoting
Answered 16th May 2011
2.5 tons,maybe get it deliverd on small lorry,hard to shovel out of 1 ton bags.
Answered 17th May 2011
the answer is 2.7 tonnes of ballast (order 3no. 1 tonne bags) 675kgs of cement (5:1 mix) is 27no. 25kg bags of cement.
Answered 25th May 2011
hi
you will require 2.5 tons of ballast to concrete your area of 5metres x 3 meters at 100mm thick so that will be 3 one ton bags.
regards darren
Answered 16th May 2011
