HEAVY THE BRIDGE WAS NOT ABLE TO RAISE TO MAKE WAY FOR SHIPS. IT TOOK 2 DAYS OF DEICING TO GET IT WORKING AGAIN. WITH THE SNOW AND ICE COMES THE SALT TO MAKE SURE WE DO NOT SLIP AND FALL. A MINNESOTA POLLUTION CONTROL AGENCY SURVEY SAID 66% OF US DO NOT KNOW HOW MUCH TO USE ON SIDEWALKS. HOW DO WE BALANCE SAFETY WITH TAKING CARE OF WATER? HOW MUCH SALT SHOULD WE USE? GOOD QUESTION. HEATHER BROWN FOUND IT IS A LOT LESS THAN YOU THINK.
WE ARE NOT SAYING WE SHOULD NOT USE SALT. WE ALL ARE OVER USING IT. Reporter: EVERY YEAR, MINNESOTA USES MORE THAN 400,000 TONS OF SALT. IN GREATER MINNESOTA, MOST OF THE SOFT COMES FROM WATER SOFTENING AND FERTILIZERS. Reporter: AND IN THE METRO AREA — IT COMES FROM THE RUSS. Reporter: ANGELA OF THE MINNESOTA POLLUTION CONTROL AGENCY TRACKS IT. THE CITIES USE THE MOST, FOLLOWED BY MN DOT, COUNTIES, COMPANIES AND US ON OUR SIDEWALKS, DECKS AND DRIVEWAYS. IT ONLY TAKES 1 TEASPOON ASSAULT TO POLLUTE 5 GALLONS OF WATER. Reporter: THAT IS WHY THE AGENCY IS CONDUCTING SMART SALT TRAINING'S. FOR PUBLIC AND PRIVATE ENTITIES. I OWN FREQUENT OUTDOOR SERVICES. THERE IS THIS PERCEPTION. IF IT IS NOT WHITE ON THE BLACKTOP — FEEL THE CRUNCH ON YOUR FEET — YOU ARE NOT DOING YOUR JOB. THAT IS A MISCONCEPTION. Reporter: THEY ARE CORRECT. CRUNCH IS BAD.
IT IS THE MAIN VISAGE. Reporter: THEY GIVE US TIPS FOR OUR HOMES. 1, YOU ARE USING TOO MUCH IF YOU SEE ANY SALT REMNANTS AFTER THE ICE MELTS. YOU ARE NOT SAFE HAVING MORE. IT IS EXCESS. 2, Reporter: 2, ALWAYS USE THE SHOVEL FIRST. SO IT IS AS CLOSE AS POSSIBLE TO THE PAYMENT. Reporter: 3, USE A 12 OUNCE CUP. IT GIVES YOU 10 SIDEWALK SQUARES. THEY SAY A 20 FOOT DRIVEWAY. IT IS LITERALLY A SALT SHAKER. IT DOES NOT SEEM LIKE MUCH. Reporter: IT SHOULD BE 1 GRAIN OF SALT FOR EVERY 3 INCHES. I AM DOING THAT. Reporter: 4, SPRINKLE A PATH. JUST A LINE IN THE MIDDLE. IT NATURALLY MOVES OUT. ON THE IS ABOUT ONE HALF AS MUCH AS LAST YEAR. YOU WILL MAKE A DIFFERENCE. Reporter: WE WILL SUITE THIS UP. IN JORDAN, HEATHER BROWN, WCCO 4 NEWS . WITH COLD WEATHER COMING, IT IS IMPORTANT TO REMIND PEOPLE, SALT IS TEMPERATURE SENSITIVE. CHECK THE BACK. SOME STOP WORKING BELOW 15-20 DEGREES. THEY SAY DO NOT USE IT WHEN IT IS THE COLD. IF YOU HAVE A QUESTION FOR.
