In a floor
slab, honeycombing can lead to a significant decrease in the load transfer
capacity of dowelled joint. It can decrease the effect cover to the dowel,
potentially leading to the dowel bursting out of the slab.
It can be
fines in the mix.
and fines leaking out of the formwork.
Plate dowels increase the chance of honeycombing
as they partially restrict the concrete’s access to the space beneath them.
Therefore, when using plate dowels, it is important to take extra care to
compact the concrete properly around the dowels and use a mix workable enough
to easily flow beneath them.