梅州:狠抓基础设施建设，以发达交通改善区位条件

夏日

<div>梅县西阳镇至潮州市潮安县沙溪镇直线距离94.83KM<span style="FONT-FAMILY: 宋体; FONT-SIZE: 15pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">，按以上提供路径是102.84KM<span style="FONT-FAMILY: 宋体; FONT-SIZE: 15pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">，比最大程度改线的猴子崠通道至少短1.5KM<span style="FONT-FAMILY: 宋体; FONT-SIZE: 15pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">。梅县和梅江区境内至少有3条以上较好的至汕潮揭的通道<span style="FONT-FAMILY: 宋体; FONT-SIZE: 15pt; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">。</span></span></span></span></div>

从梅州西也可拉直线到沙溪：梅州西--梅南--沙溪

夏日

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感谢夏工的辛勤奉献！ [:2-1:]

夏日

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<p style="MARGIN: 0cm 0cm 0pt" class=MsoNormal><span style="FONT-FAMILY: 宋体; FONT-SIZE: 15pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">现代铁路隧道技术相当成熟</span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 15pt">。假设舍得另外开隧道，梅州西站<span lang=EN-US>(</span>南口镇葵岗村<span lang=EN-US>)</span></span><span lang=EN-US> </span><span style="FONT-FAMILY: 宋体; FONT-SIZE: 15pt">经梅县梅南镇至潮州市潮安县沙溪镇有很多优秀的线路，线路直距离短，适合<?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" /><st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="350" UnitName="km/h"><span lang=EN-US>350KM/H</span></st1:chmetcnv>高铁或与<span lang=EN-US>200<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="True" HasSpace="False" SourceValue="250" UnitName="km/h">-250KM/H</st1:chmetcnv></span>快铁共线，比梅县畲江镇猴子崠通道更优越。如<span lang=EN-US>A+</span>线、<span lang=EN-US>A</span>线。高铁快铁共线隧道出入口尽可能在接近的海拨高度。山坡底附近相对高度<span lang=EN-US>&lt;<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="50" UnitName="米">50<span lang=EN-US><span lang=EN-US>米</span></span></st1:chmetcnv></span>，可用路堑<span lang=EN-US>(</span>地基<span lang=EN-US>)</span>，缩短隧道长度。实际开隧道长度比地标数据短。丘陵地段最大坡度<span lang=EN-US>&lt;12</span>‰<span lang=EN-US>(</span>每<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="1000" UnitName="米"><span lang=EN-US>1000</span>米</st1:chmetcnv>升高<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="12" UnitName="米"><span lang=EN-US>12</span>米</st1:chmetcnv>，每<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="10" UnitName="千米"><span lang=EN-US>10</span>千米</st1:chmetcnv>升高<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="120" UnitName="米"><span lang=EN-US>120</span>米</st1:chmetcnv><span lang=EN-US>)</span>，最大坡段长度不受限制。隧道总长度占线路长度：平原<span lang=EN-US>&lt;10%</span>，山丘<span lang=EN-US>&gt;25%</span>。<span lang=EN-US>(<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="350" UnitName="km/h">350KM/H</st1:chmetcnv>)</span>单洞双线隧道轨顶以上净空横断面面积<span lang=EN-US>&gt;<st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="100" UnitName="平方米">100<span lang=EN-US><span lang=EN-US>平方米</span></span></st1:chmetcnv></span>。</span> <span style="FONT-FAMILY: 宋体; FONT-SIZE: 15pt" lang=EN-US><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></span></p></div>

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