Adrian from the rooftop motions for the Shield agents to disengage and back away. The agents presence could make the situation unfolding much worse.
He had a plan. Recent skirmishes had Hulk pretty pissed off at Hydra so when Hulk got out he'd show him an abandoned Hydra base that ended up used and abandoned by the Hulkbusters. There Hulk could smash to his hearts content without innocent people getting hurt.
And Fury couldn't possibly see a problem with leveling a dead base to keep Hulk somewhat happy. The knowledge of a high ranking SHIELD agent was always a boon for that agent. Besides, smashing a Hulkbuster base even if it's abandoned should make Hulk feel better.
Jumping down to check on Bruce in full Sentinel gear he stayed back.