Boston's population density is 2200 per square mile or 800 per square kilometer. Also, perhaps surprisingly, Philadelphia is the least dense urban area in the world with more than 5 million population, while Chicago is the least dense urban area of more than 7.5 million.
Cargo fuel tanks shall not exceed 150 gallon capacity per vehicle. Vehicle transporting fuel in cargo tanks of 115 gallons or more shall display either a hazardous materials placard indicating identification number NA 1993 for diesel fuel or a placard indicating 'Fuel Oil'. When empty, the placard shall not be displayed.
When the engines were started they ran straight up to overspeed and shut them selves down. They were medium speed Weichmans (now part of Wartsilla). I found the fuel pump stand outs were all set to 10 when the engine was stopped. No indication anywhere in the manuals or test bed data what the correct settings were.