ASTM C1244M-2005a 标准详情
- 标准号:ASTM C1244M-2005a
- 中文标题:回填前负压(真空)试验测定混凝土污水管人孔的标准试验方法(米制)
- 英文标题:Standard Test Method for Concrete Sewer Manholes by the Negative Air Pressure (Vacuum) Test Prior to Backfill (Metric)
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2005
1.1 This test method covers procedures for testing precast concrete manhole sections when using the vacuum test method to demonstrate the integrity of the installed materials and the construction procedures. This test method is used for testing concr
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