"They're very different from regular trucks.
Low-emission trucks get a break they deserve, paying $7, while regular trucks would have to pay $21.
A two-man crew working a regular garbage truck can collect twice as much garbage in a normal day as the same crew with the same truck picking up recyclables.
(A regular fire truck pumps about 1,000 gallons a minute).
"First we were going to move to Korea and open a regular taco truck," said Mr. Ban, who has worked as a D.J. and hip-hop artist.
It stopped and idled much like a regular garbage truck; likewise, its hopper was capable of crushing and storing up to 13 tons of trash.
But while the city now runs about 500 fewer shifts each week, he testified, it is running several hundred more regular garbage truck shifts, in large part to pick up the extra glass and plastic.
Not to mention the regular heavy truck traffic or intensive water consumption, or the strict regulatory controls needed to prevent methane leaks on which its carbon-saving case depends.
Vito A. Turso, a deputy sanitation commissioner, said that a work crew can fill a regular garbage truck with 10 to 12 tons of trash during a seven-hour shift and have time to take the load to a transfer station.
