28ft x 9ft wide Tiny House Trailer Foundation for Fast & Easy Building Take a tour of this 28ft x 9ft wide custom tiny house trailer foundation, designed for fast and easy building. In this video, we break down all the key features of this trailer model, including: ✅ Triple axle with 21,000 lb capacity ✅ 9ft wide deck for extra interior space ✅ Flush crossmembers (16” on center) for easy floor framing ✅ Square fenders with gusset supports ✅ Anchor tie-downs with flexible placement options ✅ Brak