Road longitudinal slope requirements

Legal analysis: the general requirements of the longitudinal slope design: ① longitudinal slope design must meet the "standard" of the relevant provisions of the general not easy to use the limit ② longitudinal slope should strive to be gentle, avoid continuous steep slopes, long steep slopes and reverse slopes ③ longitudinal profile should be continuous, smooth and balanced, and attach importance to a combination of flat and longitudinal profile from the point of view of the requirements of driving safety, comfort and visual requirements, the requirements of the longitudinal profile to note that there are The following points: in a short distance should be avoided line ups and downs, easy to make the longitudinal section of the line shape of the interruption, visual bad; Avoid "depression" section, if the line shape of the depression appeared hidden section, so that the driver visual discomfort, resulting in a sense of inexplicable, affecting the speed of the car and safety.

Legal basis: "Chinese People's *** and State Highway Law"

Article 26 The construction of highways must comply with the technical standards of highway engineering. The design unit, construction unit and project supervision unit undertaking the highway construction project shall establish and improve the quality assurance system in accordance with the relevant provisions of the state, implement the post responsibility system, and in accordance with the relevant laws, rules and regulations, as well as the requirements of the highway engineering technical standards and contractual agreements for the design, construction and supervision, to ensure the quality of highway projects.

Article 27 The use of land for highway construction shall be handled in accordance with relevant laws and administrative regulations. Highway construction shall implement the effective protection of arable land, the principle of land conservation.