Does anyone know how these conduits will be allocated to telcos? Can multiple networks fit in each of these? This has the potential to be a perfect natural ext

Does anyone know how these conduits will be allocated to telcos? Can multiple networks fit in each of these? This has the potential to be a perfect natural extension of the function of public roads: shared infrastructure to facilitate commerce. But, unless I'm missing something, it seems like it could just as easily end up as a subsidy for monopolies.