Finish Floor Elevation Symbol

That wall would be 16 feet 6 inches above the finish floor.

Finish floor elevation symbol.

Finished floor f f elevation is a reference plane used as a zero point for vertical dimensions. In many cases the elevation of the finish floor is a benchmark elevation with other dimensions noted as aff or above this finish floor height. Definition of aff above finish floor in construction abbreviation used on construction plans and contract documents to indicate an elevation above the finished floor. Exterior or building elevation.

Once the finish floor elevation is established the other project elevations are based off the finish floor. For example you may have masonry walls on the sides of the building showing top of wall at 16 feet 6 inches on the drawings. Floor plans site plans elevations and other architectural diagrams are generally pretty self explanatory but the devil s often in the details. Top line drawing number.

Every office has their own standard but most symbols should be similar to those shown on this page. It s not always easy to make an educated guess about what a particular abbreviation or symbol might mean. Be sure to check the front section of the drawing set for the abbreviations used within. Graphic symbols n up 17r stair direction symbol indication arrows drawn with straight lines not curved.

Reference plane as it s name implies is the top surface of the finished flooring material. Typical usage is no component of a hanging li. Must touch object note note note north point to be placed on each floor plan generally in lower right hand corner of drawings 111 2 t the symbols shown are those that seem to be the most common and acceptable judged by the frequency of use. The finish floor is then considered ff 0 0.

The symbols below are used in architectural floor plans.