Grade Separations:

Design U-beam bridges with shear keys on abutment and bent caps when the roadway has a single-direction cross-slope. Location of a shear key is at the discretion of the designer, however shear keys are typically located between the exterior and first interior beam on the high side of cross-slope.

Crossing Water Features:

Location of a shear key is at the discretion of the designer, however shear keys are typically located between the exterior and first interior beam on the upstream side of the bridge.