I am all for pedestrians have safe footbridges across busy road sections. But this is one of those occasions I would use the road to cross the footbridge. It does look like a monumental waste of resources. Speed bumps, in my view would solve the problem for this small market centre.
Where you live, do you pay to use the toilets? It is important that you do. You see that money has many uses.
And finally, good and clean toilets are key to nation building. Who knew?