A very cost effective precaution to ensure a dry and stable base is to install the shed on a compacted base (50-75mm) of 804/hardcore. a hardcore base is much easier than concrete or grid to install, costing a great deal less and provides an equally good base solution.. Road forms can be used instead of timber for concreting shed base. laying shed base concrete. now its time to mix and place the concrete in teh frame. for a good mix method and concrete calculator, see our mixing concrete project. cement mixer. at this point its a good idea to get the help of a friend or a second person.. Hi all i am installing a small bike shed into the garden and looking to install into onto a paving slab base. i am looking to have about 5cm of 8 parts sand to 1 part cement dry mix..
Once the concrete shed base has completely dried, you can begin to assemble your timber shed. slab or paving stone shed base a slab or paving stone base makes an excellent foundation for a shed, and is a popular choice for smaller garden sheds.. A concrete shed base is strong, level, and durable. it wont move, and therefore the shed wont either. it is made to measure for the shed, very slightly bigger in all dimensions, and very. Thank you for the replies. what i don't understand is, there seems to be two options for a shed base, paving slabs set on a sand and dry cement mix, or a concrete base..