道碴体积计算表

符号符号意义取值B路基面宽度7.7W曲线地段路基外侧加宽0b道床顶面宽度3.1h曲线地段外轨超高0.02H曲线内轨下道床厚度0.45HD曲线内轨枕下道床垫层厚度0.2D轨枕买入道床深度0.1651：m道床变坡坡度1.751：n，1：n'路拱变坡坡度l1,l2路肩宽度S线路长度1000V道床总体积2753.9VM面层体积1988.9VD垫层体积764.9三角形高度0.154垫层顶面宽度2.3R曲线半径2000Vk设计速度120hq允许欠超高70hs实设超高20坡度1：1.751：1.5单线道床体积计算表（非渗水土）道床变坡坡度值轨道类型重型、次重型、中型轻型重型、次重型0.1850.1216中型、轻型0.1850.1216重型、次重型0.1650.0901中型、轻型0.1650.0901轨枕类型轨枕买入深度IIIYII轨道类型每根买入体积混凝土轨枕买入道床体积表1θ2HH3n1600h-2000h0.44n'2000-30000.35C3000h-100000.26k10000h0.17Y11200h-1400h0.48C11400-20000.39X12000h-6000h0.210X1'60000.111X1800h-12000.412Y21200h-16000.313X41600h-50000.214Y35000h0.115Y4600h-8000.416Y4'800h-1200h0.317Y51200-40000.218X24000h0.119X5500h-600h0.3600-1800h0.220Y618000.121Y822Y723Y6'24X7无缝线路非无缝线路25Y5'特重型≤1403.33.126X3重型1403.33.127X8重型、次重型≤1203.3328Y8'中型≤100-329Y7'轻型≤80-2.930Y10160I级铁路铁路等级路段旅客列车设计行车速度曲线地段路基加宽值路基面外侧加宽值100注：无缝线路R800、有缝线路R600再加0.1m曲线半径道床顶面宽度80轨道类型路段旅客列车设计行车速度I、II级铁路II级铁路140120单线碎石道床顶面宽度31Y10'321840176016801600223.7214.0204.3194.6223.726.024.823.7165.8158.6151.4144.2165.8158.6151.4144.2每千米买入体积混凝土轨枕买入道床体积表0.0133340.61501525250.80.0106670.0413330.81.5498621.5498623.0997240.4043480.3998620.1700030.0460.0460.0319971.1974241.0474240.2160030.1563250.0756730.2160030.3998620.0159941.2752011.1252010.1593680.0726290.0797140.079714符号符号意义取值B路基面宽度7.3W曲线地段路基外侧加宽0b道床顶面宽度3.1h曲线地段外轨超高0H轨下道床厚度0.45HD枕下道床垫层厚度0.2D轨枕买入道床深度0.1651：m道床变坡坡度1.751：n，1：n'路拱变坡坡度l1,l2路肩宽度S线路长度1000V道床总体积2568.4VM面层体积2568.4三角形高度0.15垫层顶面宽度2.3R曲线半径2000Vk设计速度120hq允许欠超高70hs实设超高20坡度1：1.751：1.5道床变坡坡度值轨道类型重型、次重型、中型轻型单线道床体积计算表（非渗水土）重型、次重型0.1850.1216中型、轻型0.1850.1216重型、次重型0.1650.0901中型、轻型0.1650.0901轨枕类型轨道类型轨枕买入深度每根买入体积混凝土轨枕买入道床体积表IIIYII1θ无缝线路非无缝线路2HH特重型≤1403.33.13C重型1403.33.14C1重型、次重型≤1203.335Y1中型≤100-36X1轻型≤80-2.97k8Y29X210X31600h-2000h0.42000-30000.33000h-100000.210000h0.11200h-1400h0.41400-20000.32000h-6000h0.260000.1800h-12000.41200h-16000.31600h-50000.25000h0.1600h-8000.4800h-1200h0.31200-40000.24000h0.1500h-600h0.3600-1800h0.218000.1曲线半径16080I级铁路I、II级铁路II级铁路140120曲线地段路基加宽值路基面外侧加宽值100单线碎石道床顶面宽度道床顶面宽度路段旅客列车设计行车速度轨道类型铁路等级路段旅客列车设计行车速度1840176016801600223.7214.0204.3194.6223.726.024.823.7165.8158.6151.4144.2165.8158.6151.4144.2注：无缝线路R800、有缝线路R600再加0.1m每千米买入体积混凝土轨枕买入道床体积表00.6150.80.803.100.6151.076251.07625