See if their equipment looks well-maintained or old and beat up. Their equipment is a representation of their company and how they clean. Make sure their filtration unit is big enough for a cleaning of a parking structure as well. Most garages of 300,000 square feet will have more than 50 to 300 gallons of sludge. If their filtration unit has a capacity of 60 gallons, then most likely it is undersized for the job.
However, there are a lot of simple and inexpensive things you can do on a day-to-day basis that enable you to reduce your environmental impact. Here are just 10 simple and inexpensive ways to reduce your ecological footprint (if youâre not already doing so): 1. Drop a couple of bricks or rocks in the reservoir of your toilet (if you donât have a water saving toilet already), conserving water every time you flush.
Also called ecological footprint. the amount of biologically productive land and ocean area required to sustain the resource consumption and waste production of an individual, population, or human activity: measured in global acres or hectares. 13. Computers. the amount of memory or disk space required by a program.