Slope toilet details of the hospital building (5th & 6th floor) were given in the Autocad drawing file. Length, breath and depth of toilets were given in this drawing file. Floor finished level were done . Finished floor level (FFL) refers to the uppermost surface of a floor once construction has been completed but before any finishes have been applied. In addition, the numbers may be beside or above an arrow that indicates the finished floor level. Thank you for downloading the Autocad file and other program file from our website.