GE Jet Engine Bracket XV-04

My 2nd entry for GE jet engine bracket challenge.

Initial Mass: 4.5231 pounds
Initial Volume: 28.2696 cubic inches

Final Mass: 0.8180 pounds (81.92% reduction)
Final Volume: 5.1125 cubic inches (81.92% reduction)

I started this bracket like 6 hours ago. Inspired after passing an old bridge earlier. Really have to admire our forefather's knowledge =)