L flange design to DNV-ST-0126 & IEC 61400-6 (2025). Units in N and mm only.

Foundation geometry

L-flange geometry

Optional

If blank, bolts no. is maximised; b* minimised for tensioner tool req's (see "Flange details" for values)

Materials

ULS Loading

Loads should be factored for ULS. No further load factors are applied.

Plot options

Optimisation (flange designer)

Results

Flange details