（1）建筑小区（居住区、公共建筑区、厂区等）、城乡市政、工业园区、旧城改造等范围内埋地塑料排水管道外径不大于1200mm、埋设深度不大于8m的塑料排水检查井工程的设计、施工和维护保养。
(1) Design, construction and maintenance of plastic drainage inspection wells in residential areas (residential areas, public buildings, factories, etc.), urban and rural municipal administration, industrial parks, old city renovation and other areas with an outside diameter of no more than 1200 mm and a depth of no more than 8 M.
（2）一般土质、软土土质、季节性冻土土质和湿陷性黄土土质条件下的塑料排水检查井施工；
(2) Construction of plastic drainage inspection wells in general soil, soft soil, seasonal frozen soil and collapsible loess;
（3）抗震设防裂度为9度及9度以下的地区。
(3) the area where the earthquake resistance is 9 degrees and below 9 degrees.
（4）一般车道的地面荷载按汽车总重15t（后轮压5t）；消防车道的地面荷载按汽车总重30t（后轮压6t）设计。
(4) The ground load of the general lane is designed according to the total vehicle weight 15t (rear wheel pressure 5t), and the ground load of the fire lane is designed according to the total vehicle weight 30t (rear wheel pressure 6t).
（5）地下水位按地面下不高于1.0m设计。
(5) the ground water level is not higher than 1.0m under the ground.