1. Increased deck thickness
2. Reduced girder spacing
3. Reduced structural depth
4. Increased bearing size

Explanation

Explanation:
Limited clearance restricts available structural depth, which directly influences girder sizing and structural system selection.

Learning Resources:
• CSA S6 – Clearance and geometric provisions
• CHBDC: https://spannovationschool.thinkific.com/courses/CSCBD1