公路沥青路面设计规范 JTG D50-2017The ___ D50-2017 has been effective since September 1st。
2017.replacing the us n (JTG D50-2006)。
The main changes include:1.___ parameters.2.___ ___.3.The adjustment of design parameters for road materials and corresponding testing and value n methods.4.The n of ___ asphalt mixture layer。
vertical stress-strain of roadbed top surface。
and low-temperature cracking index of road surface。
The ___ improved。
while the design indicator for road surface rutting has been cancelled.5.The restructuring of chapter arrangement。
___ requirements。
as well as the ___.___ D50-2017 has undergone significant updates in terms of design parameters___。
n。
and maintenance of highway asphalt pavement。
and it is expected to ___.公路沥青路面设计规范JTG D50-2017是中国公路工程领域的一项重要规范。
该规范的目的是确保公路沥青路面的安全性、舒适性和经济性。
为了实现这一目标，规范规定了各种路面结构的设计原则和验算方法。
