很多物业和工程负责人觉得，黑色路面只要铺上就能用，结果重载货车压了半年，路口就开始鼓包、车辙、雨天积水。问题往往不出在“有没有铺”，而出在三个被忽略的参数上。

Many property and engineering managers believe that black roads can be used as long as they are paved, but after half a year of heavy truck traffic, intersections begin to swell, ruts, and accumulate water on rainy days. The problem often lies not in whether there is a layout, but in three overlooked parameters.

第一，料型要匹配场景。小区支路用AC-13细粒式普通料就够了；但物流园、市政主干道、公交站台这种频繁刹车区，建议上SBS改性沥青或AC-25粗粒式骨架料，普通料软化点低，夏天一晒就软。

Firstly, the material type should match the scene. AC-13 fine-grained ordinary material is sufficient for the residential branch road; However, frequent braking areas such as logistics parks, municipal main roads, and bus stops must be coated with SBS modified asphalt or AC-25 coarse-grained skeleton material. Ordinary materials have a low softening point and become soft in the summer when exposed to sunlight.

第二，温度是命门。出料140–165℃、摊铺不低于135℃、初压120℃以上、终压结束前别低于70℃。料温一掉，压路机再怎么碾都是“虚的”，空隙率超标，水渗进去冬天一冻全裂。

Secondly, temperature is the gateway to life. Discharge at 140-165 ℃, spread at not less than 135 ℃, initial pressure above 120 ℃, and do not lower than 70 ℃ before the end of final pressure. Once the material temperature drops, no matter how hard the roller rolls, it will be "virtual", with excessive porosity and water seeping in. It will freeze and crack completely in winter.

第三，接缝和压实别偷懒。纵向尽量热接缝梯队作业，横向冷缝建议切直、刷粘层油再跨缝突出；初压静压防推移，复压胶轮揉实，终压收光，三遍少一遍都不行。

Thirdly, do not slack off on joints and compaction. Vertically, try to heat up the joint in a staggered manner. Horizontally, cold joints must be cut straight, coated with adhesive oil, and then rolled across the joint; Initial pressure and static pressure to prevent displacement, re press the rubber wheel to compact it, and finally press it until it is smooth. Three times or less will not work.

济南昼夜温差大、春季多风、夏季暴晒，选本地拌合站的好处是运输距离短、温度损耗小，还能按你这段路的荷载定制油石比。别只看每吨报价，算算返修一次要封路几天、赔多少误工，就知道靠谱配比多值钱。

Jinan has a large temperature difference between day and night, frequent winds in spring, and direct sunlight in summer. The advantage of choosing a local mixing station is that it has a short transportation distance, low temperature loss, and can customize the oil stone ratio according to the load of your road. Don't just look at the price per ton, calculate how many days the road will be closed and how much compensation will be for lost work after one repair, and you will know how valuable a reliable ratio is.

本文由济南沥青混凝土友情奉献.更多有关的知识请点击:http://www.ycgjglcl.com我们将会对您提出的疑问进行详细的解答，欢迎你登录网站留言.

This article is dedicated by Jinan Asphalt Concrete Friendship For more information, please click: http://www.ycgjglcl.com We will provide detailed answers to your questions. You are welcome to log in to our website and leave a message