ICS93.080.01 CCSP66 37 山东省地方标准 DB37/T1721—2026 代替DB37/T1721-2010 高速公路建设节约用地设计指南 Designguidelinesforoptimallandutilizationinexpresswayconstruction 2026-05-09发布 2026-06-09实施 山东省市场监督管理局  发布DB37/T1721—2026 I目次 前言.................................................................................III 1范围................................................................................1 2规范性引用文件......................................................................1 3术语和定义..........................................................................1 4总则................................................................................1 4.1符合规划........................................................................1 4.2优化设计........................................................................2 4.3优选改扩建方式..................................................................2 5总体设计............................................................................2 5.1走廊带..........................................................................2 5.2改（扩）建方式..................................................................2 5.3路线............................................................................2 5.4路基............................................................................3 5.5桥梁............................................................................3 5.6隧道............................................................................3 5.7通道天桥........................................................................3 5.8分离立交........................................................................3 5.9互通立交........................................................................3 5.10沿线设施.......................................................................4 5.11改沟、改路、改渠...............................................................4 6路线................................................................................4 6.1平面设计........................................................................4 6.2纵断面设计......................................................................4 6.3平纵组合设计....................................................................4 7路基................................................................................5 7.1横断面..........................................................................5 7.2边坡与支挡......................................................................5 7.3排水............................................................................5 7.4改路、改沟、改渠................................................................5 7.5取、弃土场......................................................................5 8互通立交............................................................................6 8.1互通立交位置....................................................................6 8.2互通立交型式....................................................................6 8.3互通立交范围内主线纵断面........................................................6 8.4互通立交匝道....................................................................6 8.5匝道圈内土地的利用..............................................................7DB37/T1721—2026 II8.6互通立交改（扩）建..............................................................7 9沿线设施............................................................................7 9.1沿线设施选址....................................................................7 9.2沿线设施用地规模................................................................7 9.3沿线设施设计....................................................................8 9.4服务设施........................................................................8 9.5匝道收费站......................................................................8 参考文献...............................................................................9DB37/T1721—2026 III前言 本文件按照GB/T1.1—2020《标准化工作导则第1部分：标准化文件的结构和起草规则》的规定 起草。 本文件代替DB37/T1721—2010《高速公路建设节约用地设计规定》，与DB37/T1721—2010相比， 除结构性调整和编辑性改动外，主要技术变化如下： a)增加了“范围”（见第1章）； b)增加了“规范性引用文件”（见第2章）； c)增加了“术语和定义”（见第3章）； d)增加了改扩建