Thanks for the complement
Hubli- Dharwad: The section was crossed when there was no sunlight so I don't have much idea.
Alnavar- Shivathan : Multiple tracks are laid for most of the section, didn't notice anything specifically but my train was changing tracks a lot and crawled all the way from Alnavar to Londa, many workers were engaged in work there.
Londa- Belagavi: I...
more... saw the groundwork for doubling only after Gunji that too wasn't continuous and was relatively slow, no worker on the whole stretch.
These are the observations on 27th of May so they might have changed by now. Apologies if information provided was insufficient, I normally travelled that section in KSK (after sundown) for the first time I was traveling that section in broad daylight so I was more into observing the surroundings.