Busy Place. You can get,
176 Hettiyawatta Karagampitiya / Nugegoda
(Via Hettiyawatta > Kotahena > Armour Street > Panchikawatte > Maradana > Punchi Borella > Borella > Rajagiriya > Kirimandala Mawatha > Nawala > Nugegoda
from here
176 bus stand. In peak hours there are busses every 10 minutes.
176 buses stops here
Almost average