Thiruvananthapuram infrastructure projects, including the Sreekaryam flyover and Parvathy Puthanar widening, were reviewed to speed up work. Satheesan on Thursday said the Centre had assured speedy action on several major road and infrastructure projects in the state, including National Highway-66, NH-966 and. Thiruvananthapuram projects gain fresh momentum as airport land, Vizhinjam port, drainage, coastal protection and Peppara dam proposals move forward.