# Beams: the ratio of bottom reinforcement area at an end supports for anchorage `β`_{2}

_{2}

## Eurocode 2 part 1-1: Design of concrete structures 9.2.1.4 (1)

The area of bottom reinforcement provided at end supports with little or no end fixity assumed in design, should be at least `β _{2}` of the area of steel provided in the span.

## Recommendation

The recommended value for the reinforcement ratio `β _{2}` is 0,25.