在建筑工地控制沉积物的入口防护装置的整体评估
Alec G Grimm1, R Andrew Tirpak1, Justin A Kerns2
1Dept. of Food, Agricultural, and Biological Engineering, The Ohio State University, 590 Woody Hayes Dr., Columbus, OH, 43210, USA.
Journal of environmental management
|June 12, 2024
概括
专有和非专有入口防护装置 (IPD) 均有效控制建筑工地沉积物排放. 适当的适配对于IPD在减少总悬浮固体 (TSS) 和度方面的性能至关重要.
科学领域:
- 环境工程 环境工程
- 水质管理水质管理
- 建筑工地排水控制 控制排水控制
背景情况:
- 美国"清洁水法"要求建筑工地采取侵蚀和沉积物控制措施 (ESC),以减轻土壤侵蚀.
- 入口保护装置 (IPD) 是常见的ESC,俄俄州使用非专有选项,通常需要池和频繁维护.
- 提供过式排水的专有IPD可能更适合于道路建设,但现场比较研究有限.
研究的目的:
- 量化比较专有和非专有入口保护装置 (IPD) 的现场规模性能.
- 评估绕道流和溢流对IPD水质性能的影响.
- 为工程师和监管机构提供数据,以便为道路建设环境选择有效的IPD.
主要方法:
- 在现场条件下评估了24个专有IPD和3个非专有IPD.
- 利用模拟建筑工地排水来评估IPD的性能.
- 测量了废水总悬浮固体 (TSS) 和度,分析了绕道和溢出的影响.
主要成果:
- 绕道流量,通常是由于与标准排水入口不合适,导致废水TSS和度显著增加.
- 溢出并没有显著影响废水质量.
- 在专有和非专有IPD之间没有发现水质性能的统计学上显著差异,表明可比的沉积物去除.
结论:
- 专有和非专有IPD都显示出可比的沉积物去除能力.
- 对于有效的性能来说,IPD的合适性至关重要,因为绕道流降低了水质.
- 结果支持在道路建设中明智选择IPD,以减少沉积物排放.
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