1、排水沟结构符合图纸设计标准（包括沟体、盖板尺寸、沟底高程等）。
1, the drain structure in accordance with the design drawings (including standard body, cover plate size, ditch ditch bottom elevation etc.).
2、排水沟施工完成后，排水沟盖板与排水沟两侧场地基础平面误差不大于2mm，同时满足坡度要求，不影响排水顺畅。
The completion of 2, a drainage ditch after construction, drainage ditch cover plate and a drainage ditch on both sides of the foundation plane error is less than 2mm, at the same time to meet the slope requirements, does not affect the smooth drainage.
3、排水沟外壁的基础回填密实度应达到95%以上标准。
3, the outer wall of the drainage ditch density should be 95% or more standard.
4、排水沟盖板应安置牢固，不摆动，每块盖板之间的缝隙均匀（10mm左右）分配。
4, drain cover shall be installed firmly, not swing, the gap between each cover uniform distribution (about 10mm).