路基路面說明書

1、河南城建學(xué)院《路基路面工程》課程設(shè)計(jì)計(jì)算書I目錄1基本設(shè)計(jì)資料基本設(shè)計(jì)資料............................................................................................................12瀝青路面設(shè)計(jì)瀝青路面設(shè)計(jì).............................................................

2、...............................................12.1軸載當(dāng)量轉(zhuǎn)換..................................................................................................12.2設(shè)計(jì)年限累計(jì)當(dāng)量標(biāo)準(zhǔn)軸載數(shù)................................................

3、......................22.3初擬路面結(jié)構(gòu)..................................................................................................32.4路面材料配合比設(shè)計(jì)與設(shè)計(jì)參數(shù)的確定......................................................42.5設(shè)計(jì)指標(biāo)的確定....

4、..........................................................................................42.6路面結(jié)構(gòu)層厚度確定......................................................................................52.7新建瀝青路面方案的電算結(jié)果..............

5、.........................................................73水泥混凝土路面設(shè)計(jì)水泥混凝土路面設(shè)計(jì)..............................................................................................123.1交通分析........................................

6、.................................................................123.2初擬路面結(jié)構(gòu).................................................................................................133.3路面材料的參數(shù)確定.................................

7、....................................................143.4荷載疲勞應(yīng)力.................................................................................................163.5溫度疲勞應(yīng)力.................................................

8、................................................163.6防凍厚度檢驗(yàn)和接縫設(shè)計(jì)............................................................................183.7新建混泥土層面結(jié)構(gòu)圖.................................................................

9、...............19參考文獻(xiàn)參考文獻(xiàn)......................................................................................................................20河南城建學(xué)院《路基路面工程》課程設(shè)計(jì)計(jì)算書2（式235.4211)(ppnCCNiiKi???1）式中：—標(biāo)準(zhǔn)軸載的當(dāng)量次數(shù)（次日）；N—各種被換算車

10、輛的作用次數(shù)（次日）；in—標(biāo)準(zhǔn)軸載（kN）；P—各種被換算車型的軸載（kN）；iPC1—軸數(shù)系數(shù)；C2—輪組系數(shù)，單輪組為6.4，雙輪組為1.0，四輪組為0.38；當(dāng)軸間距離大于3m時(shí)，按單獨(dú)的一個(gè)軸載計(jì)算；當(dāng)軸間距離小于3m時(shí)，雙軸或多軸的軸數(shù)系數(shù)按下面公式計(jì)算：（式2??12.111???mC2）式中：m—軸數(shù)。﹙2﹚以半剛性材料結(jié)構(gòu)層的層底拉應(yīng)力為設(shè)計(jì)指標(biāo)時(shí)，凡軸載大于50KN的各級(jí)軸載的作用次數(shù)均按下式換算成標(biāo)準(zhǔn)軸載的當(dāng)量作用

11、次數(shù)。iPinPN（式28211)(ppnCCNiiKi???3）式中：—以設(shè)計(jì)彎沉值和瀝青層層底拉應(yīng)力為指標(biāo)時(shí)的標(biāo)準(zhǔn)軸載的當(dāng)量次數(shù)；N—被換算車型的各級(jí)軸載換算次數(shù)（次日）；in—標(biāo)準(zhǔn)軸載（kN）；P—各種被換算車型的軸載（kN）；iP—軸數(shù)系數(shù)；1C—輪組系數(shù)雙輪組為1.0，單輪組為18.5，四輪組為0.09。2C當(dāng)軸間距離大于3m時(shí)，按單獨(dú)的一個(gè)軸載計(jì)算；當(dāng)軸間距離小于3m的雙軸或多軸的軸數(shù)系數(shù)按下面公式計(jì)算：（式2??1211?