酒航公路路面工程JM4合同段上面層施工方案.doc

酒航公路路面工程JM4合同段

上面層施工方案

二OO三年  月   日

上面層施工方案
一、工程概況
本標(biāo)段全路段所經(jīng)地區(qū)屬高寒半干旱氣候，光照充足，氣候干燥，氣溫低，晝夜溫差大，大風(fēng)天氣多，冷空氣活動(dòng)頻繁，年平均氣溫酒泉市為7.3℃，金塔為8℃，月最高氣溫酒泉市為21.8℃,金塔為23.4℃，月最低氣溫酒泉市為-9.7℃，金塔為-8℃，區(qū)內(nèi)極端最高氣溫為38.6℃，極端最低氣溫為-31.6℃。年降水量酒泉市為85.3mm，降水多集中在5至9月份，年最大蒸發(fā)量為2538.6mm。凍土深度酒泉市為132cm，金塔為141cm。
我公司承建的酒航公路路面工程JM4合同段（BK10+000～BK107+000）位于鼎新鎮(zhèn)岌岌鄉(xiāng)境內(nèi)。路面面層采用兩層式結(jié)構(gòu)，上面層為1.5cmAC-10Ⅰ細(xì)粒式瀝青混凝土，下面層為3.5cmAC-16I細(xì)粒式瀝青混凝土。路面基層為20cm水泥穩(wěn)定砂礫，墊層
Wine flight Pavement Engineering JM4 Contract Section

The top layer of the construction program

Second day of three-OO

The top layer of the construction program
First, project survey
The tenders by all sections of the Alpine region is semi-arid climate, sufficient sunlight, dry climate, low temperatures, large temperature, wind weather and more frequent cold air activities, the annual average temperature of Jiuquan city of 7.3 ℃, urn to 8 ℃ monthly maximum temperature of Jiuquan City, and 21.8 ℃, urn is 23.4 ℃, monthly minimum temperature of Jiuquan city of -9.7 ℃, urn to -8 ℃, extreme maximum temperature in the region 38.6 ℃, extreme minimum temperature of -31.6 ℃. Jiuquan City, the annual precipitation was 85.3mm, precipitation and more concentrated in 5-9 months, the maximum annual evaporation is 2538.6mm. Depth of frozen soil Jiuquan city in 132cm, urn to 141cm.
Our construction of the wine route Pavement Engineering JM4 Contract Section (BK10 +000 ~ BK107 +000) Jiji Township, located in the territory of the town took the lead. Pavement a two-tier structure, the top layer 1.5cmAC-10 Ⅰ fine-grained asphalt concrete, the following layer 3.5cmAC-16I grained asphalt concrete. Pavement to 20cm cement stabilized gravel cushion
 

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