reporter: some people took to two wheels. it s sort of like the city has in some ways been cut in half right around 40th or 42nd street. reporter: most got in their cars and didn t get anywhere fast. we are at 67th and 2nd avenue. our goal is to go 31 blocks south on 2nd avenue. let s see how long it takes. the first block took seven minutes. it s going to be a long ride. [ siren ] to ease the gridlock mayor michael bloomberg announced new rules for driving into manhattan over the four east side bridges. from 6:00 a.m. to midnight if you re coming into manhattan on one of those bridges you have to have three people in the car. reporter: in other parts of the city the situation remains dire. after rooftop evacuations yesterday in staten island rescuers in boats today went house to house in this still submerged neighborhood. all of these homes underwater, again, we re talking about a good six, seven, eight, nine, ten, twelve blocks inland. a good mile or so inland. before the
has been cut in after around 40th street. reporter: but most got in their cars and didn t get anywhere fast. we re at 67th and 2nd avenue. our goal is to go 31 blocks south on second avenue. let s see how long it takes. the first block took seven minutes. it s going to be a long ride. to ease the brid lock, michael bloo bloomberg announced new rules. from 6:00 to midnight if, you re coming into man hat an on one of the bridges, you have to have three people in the car. reporter: in other parts of the city, the situation remains dire. after roof top evacuations in staten island, rescuers in boats went house-to-house in this still submerged neighborhood. all these homes underwater. again, we re talking about a good six, seven, eight, nine, ten, 12 blocks inland, a good mile or so inland before the water finally recedes over here. reporter: here, normalcy very far away. but it is slowly returning to