INJURED IS A CUSTOMER TRUCK DRIVER ON SITE TO GET A LOAD FROM THE HYDRATE LOADOUT. HE WALKED ON A CONCRETE SIDEWALK FROM THE CAB OF HIS TRUCK TO THE BUCKET THAT HE PUT HIS LOADOUT TICKET IN. H E SLIPPED & FELL ONTO HIS LEFT LEG & HIP. THE SIDEWALK HAD APPROX. 1/4"" WET HYDRATE ON IT. HE PREVIOUSLY HAD HIP SURGERY. PRELIMINARY DOCTOR REPORTS ARE CALLING THE INJURY A SEVERE BRUISED HI