免费锚栓间距计算器
计算锚固螺栓的最佳间距和布置方案。
ft
ft
in
Anchor Bolts Needed
10
实际间距0.00 ft
Anchor Bolts Needed vs Wall Length
公式
## Anchor Bolt Layout The IRC requires anchor bolts no more than 6 feet apart, with one bolt within 12 inches of each end of the sill plate and each side of openings. Seismic zones may require closer spacing (4 ft) or larger bolts. **Interior bolts = ceil(Interior Length / Spacing) + 1** **Total = Interior + 2 end bolts**
计算示例
40 ft wall, 6 ft max spacing, 12 in from ends.
- 01Interior length = 40 - 2 = 38 ft
- 02Interior sections = ceil(38/6) = 7
- 03Interior bolts = 7 + 1 = 8
- 04Total = 8 + 2 end bolts = 10 anchor bolts
常见问题
What size anchor bolts are standard?
1/2-inch diameter bolts embedded at least 7 inches into concrete is the IRC standard. Some seismic and high-wind areas require 5/8-inch bolts.
Do I need bolts near door and window openings?
Yes, place an anchor bolt within 12 inches of each side of any opening in the foundation wall. This prevents the sill plate from shifting at weak points.
学习