Abstract: Under?the?long-term?effect?of?traffic?load?and?environment,?the?pavement?performance?becomes?attenuation?with?time,?which?has?direct?influence?on?the?driving?velocity,?safety?and?eomfortability,?as?well?as?the?transportation?economy.?In?order?to?predict?and?evaluate?the?pavement?performance,?according?to?the?current?evaluation?theory?and?method,?a?compre-?hensive?evaluation?model?based?on?the?interval?number?system?method?for?the?concrete?pavement?performance?is?established,?which?makes?pavement?maintenance?convenient?and?scientific.?This?model?is?based?On?the?reliability,?which?is?the?indicator?on?behalf?of.?Finally,?this?model?is?applied?to?a?ease?study?and?the?comparison?study?between?the?evaluation?results?got?by?the?measured?data?and?those?got?by?the?method?recommended?by?the?code?is?carried?out.?And?the?evaluation?results?of?the?two?methods?are?basically?the?same.?The?model?is?simple?to?compute?and?easy?to?be?programmed,?which?has?a?certain?value?of?application?and?promotion

Key words: concrete pavement , pavement performance , interval number , evaluation ;

摘要： 公路在交通荷载和自然环境的共同作用下,路面使用性能会随着时间推移而日益衰减,从而直接影响车辆的 行驶速度和运输的安全性、经济性和舒适性。为了评估和预测路面使用性能,便于进行科学的养护管理,根据现有 的评价理论和方法,从指标数据代表的可靠性出发,建立了水泥混凝土路面使用性能区间数法的综合评价模型。 最后,结合选取路段的实测数据与规范推荐评价方法进行了应用与对比分析,二者评价结果基本相同。该模型计 算过程简单,易于编程,具有一定的推广和应用价值。

关键词: 水泥混凝土路面, 使用性能, 区间数, 评价