The US$55mn loan was granted by Cabei to carry out sewerage and flood-control projects in Limón province.
The Brazilian utility will invest over US$2mn in the municipality.
The Brazilian state will invest some US$9mn in the work.
The Brazilian state is working on a new methodology to evaluate risks following a major mining disaster.
Dismantling of the El Carrasco landfill will be carried out in stages, says Bucaramanga city hall.