1. Thinner slab
2. Reduced shear studs
3. Increased deck bending demand
4. Elimination of diaphragms

Explanation

Wider girder spacing increases slab bending between girders and typically requires greater slab thickness or reinforcement.

Learning Resources:
• CSA S6 – Deck design provisions
• CHBDC: https://spannovationschool.thinkific.com/courses/CSCBD1