Distribute the weight of one railing to no more than three girders, applied to the composite cross section.

Assume no slab haunch when determining composite section properties

A grid analysis or other refined analysis is required for curved girders. Curved girders satisfying Article 4.6.1.2.4b are excluded from this requirement. Use a single-laneloaded multiple presence factor of 1.0.

Use only one lane of live load in the structure model when checking the Fatigue and Fracture Limit State.