The pre-stressing was done with cambering where the beam was cambered to the point where the stresses in the timber reached 90% of authorized stresses according to the standard EN 14080: 2013.
Forspenna trefjanna var framkvæmd með yfirspennu þar sem bitinn var yfirspenntur þar til spennan í timbrinu hafði náð 90% af leyfilegri spennu samkvæmt staðlinum EN 14080: 2013.