[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-664911-105":59,"doc-detail-664911-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","roadway-drainage-design-c03-073-course","Roadway Drainage Design - C03-073 - Course","","Course material on roadway drainage design covering surface drainage, highway drainage structures, and sediment/erosion control. Includes hydrologic and hydraulic considerations, with runoff calculations using the Rational Method and the U.S. SCS TR-55 approach, including rainfall intensity, drainage area, runoff coefficients, soil groups, cover types, and peak discharge computations. Also addresses design of open channels and pipes and considers subsurface water impacts and the consequences of inadequate drainage.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/roadway-drainage-design-c03-073-course/664911/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/roadway-drainage-design-c03-073-course/664911.png","ImageObject",300,407,{"name":92,"@type":93},"Ivy","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-10-29",true,{"@type":102,"interactionType":103,"userInteractionCount":24},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What topics are covered under surface drainage in this course?","Question",{"text":112,"@type":113},"It covers transverse and longitudinal slopes, longitudinal channels (ditches), and curb and gutters, plus an overview of surface drainage concepts.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Which hydrologic methods are used for runoff calculations?",{"text":117,"@type":113},"Runoff calculations are presented using the Rational Method and the U.S. SCS (TR-55) method, including required inputs such as rainfall intensity, drainage area, runoff coefficient, soil group, cover type, and treatment.",{"name":119,"@type":110,"acceptedAnswer":120},"How does the course address hydraulic design?",{"text":121,"@type":113},"It includes design of open channels for rural roads and design of pipes for urban roads.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},664911,1793278972,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":24,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":129,"read_time":144},549758252649,"https://ap-avatar.wpscdn.com/avatar/8000253669c5317157?_k=1778319167496531819","| |\n| --- |\n| Roadway Drainage Design\u003Cbr>Course No: C03-073\u003Cbr>Credit: 3 PDH |\n| \u003Cbr>Najib Gerges, Ph.D., P.E. |\n| \u003Cbr>\u003Cbr>Continuing Education and Development, Inc.\u003Cbr>P: (877) 322-5800\u003Cbr>[info@cedengineering.com](info@cedengineering.com) |\n\nTable of Contents  \nList of Figures.......................................................................................................................................... ii  \nTable of Tables....................................................................................................................................... iii  \nSection 1—Background ........................................................................................................................ 1  \nSection 2—Surface Drainage ................................................................................................................ 3  \nOverview............................................................................................................................................. 3  \nTransverse Slopes (Cross-Slopes) ....................................................................................................... 4  \nLongitudinal Slopes............................................................................................................................. 4  \nLongitudinal Channels (Ditches) ......................................................................................................... 5  \nCurb and Gutters ................................................................................................................................ 5  \nSection 3—Highway Drainage Structures............................................................................................. 6  \nOverview............................................................................................................................................. 6  \nMajor Structures................................................................................................................................. 6  \nMinor Structures ................................................................................................................................ 7  \nSection 4—Sediment and Erosion Control ........................................................................................... 8  \nOverview............................................................................................................................................. 8  \nIntercepting Drains ............................................................................................................................. 8  \nCurbs and Gutters............................................................................................................................... 9  \nTurf Cover ........................................................................................................................................... 9  \nSlope and Channel Linings .................................................................................................................. 9  \nErosion Control During Construction ................................................................................................. 9  \nSection 5—Hydrologic Considerations (Surface Water) ..................................................................... 10  \nOverview........................................................................................................................................... 10  \nRunoff Calculations Using the Rational Method .............................................................................. 16  \nOverview....................................................................................................................................... 16  \nRainfall Intensity ........................................................................................................................... 17  \nDrainage Area ..........................................................","cbCaiev9NLJQKaAf","https://ap.wps.com/l/cbCaiev9NLJQKaAf","pdf",2241517,45,"English","# Table of Contents\n## List of Figures\n## Table of Tables\n## Section 1—Background\n## Section 2—Surface Drainage\n### Overview\n### Transverse Slopes (Cross-Slopes)\n### Longitudinal Slopes\n### Longitudinal Channels (Ditches)\n### Curb and Gutters\n## Section 3—Highway Drainage Structures\n### Overview\n### Major Structures\n### Minor Structures\n## Section 4—Sediment and Erosion Control\n### Overview\n### Intercepting Drains\n### Curbs and Gutters\n### Turf Cover\n### Slope and Channel Linings\n### Erosion Control During Construction\n## Section 5—Hydrologic Considerations (Surface Water)\n### Overview\n### Runoff Calculations Using the Rational Method\n### Rainfall Intensity\n### Drainage Area\n### Coefficient of Runoff\n### Runoff Calculations Using the U.S. Soil Conservation Service (SCS) Method, TR-55\n### Hydrologic Soil Group\n### Cover Type\n### Treatment\n### Hydrologic Conditions\n### Peak Discharge Computations\n## Section 6—Hydraulic Considerations\n### Design of Open Channels (Rural Roads)\n### Design of Pipes (Urban Roads)\n## Section 7—Subsurface Water Considerations\n### Overview\n### Effect of Inadequate Drainage","[{\"question\":\"What topics are covered under surface drainage in this course?\",\"answer\":\"It covers transverse and longitudinal slopes, longitudinal channels (ditches), and curb and gutters, plus an overview of surface drainage concepts.\"},{\"question\":\"Which hydrologic methods are used for runoff calculations?\",\"answer\":\"Runoff calculations are presented using the Rational Method and the U.S. SCS (TR-55) method, including required inputs such as rainfall intensity, drainage area, runoff coefficient, soil group, cover type, and treatment.\"},{\"question\":\"How does the course address hydraulic design?\",\"answer\":\"It includes design of open channels for rural roads and design of pipes for urban roads.\"}]","Roadway Drainage Design - C03-073 - Course | PDF",113]