Transcription of CHAPTER 8 DRAINAGE AND DRAINAGE SYSTEMS
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CHAPTER 8 DRAINAGE AND DRAINAGE SYSTEMS
CHAPTER 8: DRAINAGE and DRAINAGE SystemsPUB 23 - MAINTENANCE MANUAL8-iUpdate #1Ch. Updated 10-12 CHAPTER 8 DRAINAGE AND DRAINAGE SYSTEMSTABLE OF General Considerations .. Surface Water DRAINAGE .. Authorization to Enter Private Property for DRAINAGE Activities.. Driveways and DRAINAGE Problems .. DRAINAGE Maintenance Responsibilities ConcerningMunicipalities.. Pipes, Culverts, Inlets, Endwalls.. Subsurface Water DRAINAGE .. Erosion and Sedimentation Control .. 8-13kw PROOF 9 10/4/12 @ 12:15 pmChapter 8: DRAINAGE and DRAINAGE SystemsPUB 23 - MAINTENANCE MANUAL8-iiUpdate #1Ch. Updated 10-12kw PROOF 9 10/4/12 @ 12:15 GENERAL CONSIDERATIONS DRAINAGE is an essential element to beconsidered in the maintenance of a highwaysystem. The purpose of a highway drainagesystem is to convey water away from the road asquickly as possible to prevent erosion of theroadway and saturation of the subgrade, and toprevent standing water or ice on the roadwaysurface.
inlets, storm drains, ditches/swales and pipes/culverts. A surface drainage system is provided to permit water to flow from the roadway surface as rapidly as possible and away from the highway. Subsurface drainage systems include pipe underdrains, pavement base drains and combination storm sewer and underdrain.
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