通过从材料开采加工和建设施工两个阶段对高速公路改扩建路基路面工程的温室气体排放做出计算研究,探索了河北省高速公路建设过程能耗水平、施工用能模式,具体得出京石改扩建JS13标段路基路面单位工程二氧化碳排放量,找出了影响碳排放的关键环节,以此为切入点,采取具体的节能减排措施,取得了显著的效果。 By calculating and researching the greenhouse gas emission of highway reconstruction and expansion subgrade construction from two stages of material mining processing and construction construction, this paper explores the energy consumption level and construction energy consumption mode of highway construction in Hebei Province, Rebuilding and expanding JS13 project subgrade and subgrade units of carbon dioxide emissions, identify the key links affecting carbon emissions, as a starting point, to take specific energy-saving emission reduction measures, and achieved remarkable results.