MANY OF THE WRECKS CAUSED BY BLOWING SNOW AND SLICK ROADS. NEW TONIGHT - IOWA OSHA IS NOW INVESTIGATING AFTER A CONTRACTOR DIED IN AN ACCIDENT AT ADVENTURELAND AMUSEMENT PARK IN ALTOONA. KCCI'S LAURA TERRELL IS HERE NOW - WITH WHAT WE'VE LEARNED. 20-YEAR-OLD ZACHARY ALESKY DIED ON MONDAY WHILE WORKING ON THE NEW FLYING VIKING ROLLER COASTER. <MEDICS ARE HEADING OUT TO ADVENTURELAND PARK. 305 34TH AVENUE NORTHWEST. IT'S GOING TO BE IN THE EMPLOYEE LOT. A 20 YEAR OLD MALE THERE. HE IS NOT CONSCIOUS.> THE 911 CALL CAME IN AT 4:18 MONDAY AFTERNOON. MEDICS RUSHED TO ADVENTURELAND WHERE A CREW WAS WORKING ON THE NEW FLYING VIKING ROLLER COASTER. YOU CAN SEE THE CONSTRUCTION HERE - IN VIDEO OUR SKY 8 CAPTURED JUST TWO WEEKS AGO. WE'VE NOW LEARNED 20-YEAR-OLD ZACHARY ALESKY WAS CARRYING A STEEL BEAM MONDAY, WHEN HE SLIPPED ON ICE AND THE BEAM FELL ON HIS CHEST. <WE'RE TRYING TO GET A BREATHING STATUS ON THE SUBJECT. LOOKS LIKE MAYBE MY PARTNER IS TRYING TO GIVE CPR INSTRUCTIONS.> FAMILY MEMBERS SAY ALESKY WAS REVIVED AT THE HOSPITAL BUT LATER DIED DURING SURGERY. THEY SAY HE WORKED FOR SKYHIGH COASTERS - A FAMILY OWNED COMPANY BASED OUT OF ILLINOIS - AND HE WAS THE SON- IN-LAW OF THE OWNER. PALACE ENTERTAINMENT - THE COMPANY THAT OWNS ADVENTURELAND RELEASED THIS STATEMENT WEDNESDAY - "WE ARE SADDENED BY THIS TRAGIC ACCIDENT INVOLVING A CONTRACTOR PERFORMING WORK AT ADVENTURELAND RESORT AND WE EXTEND OUR DEEPEST SYMPATHIES TO HIS FAMILY, FRIENDS AND COWORKERS." THE IOWA DIVISION OF LABOR CONFIRMS TO KCCI IOWA OSHA IS INVESTIGATING, B