{ "culture": "en-US", "name": "", "guid": "", "catalogPath": "", "snippet": "Sanitary Gravity Sewers", "description": "
SanitaryGravity Main is a conduit utilizing the energy resulting from a difference in elevation to remove unwanted water. The term <\/SPAN>sewer<\/SPAN><\/SPAN>implies removal of <\/SPAN><\/SPAN>sewage<\/SPAN><\/SPAN><\/A>or <\/SPAN><\/SPAN>surface runoff<\/SPAN><\/SPAN><\/A>rather than water intended for use;<\/SPAN><\/SPAN>[1]<\/SPAN><\/SPAN><\/A>and the term <\/SPAN><\/SPAN>gravity<\/SPAN><\/SPAN><\/A>excludes water movement induced through <\/SPAN><\/SPAN>force mains<\/SPAN><\/SPAN><\/A>or <\/SPAN><\/SPAN>vacuum sewers<\/SPAN><\/SPAN><\/A>. Most sewers are gravity sewers; because gravity offers reliable water movement with no energy costs wherever grades are favorable. Gravity sewers may drain to <\/SPAN><\/SPAN>sumps<\/SPAN><\/SPAN><\/A>where pumping is required to either force sewage to a distant location or lift sewage to a higher elevation for entry into another gravity sewer, and <\/SPAN><\/SPAN>lift stations<\/SPAN><\/SPAN><\/A>are often required to lift sewage into <\/SPAN><\/SPAN>sewage treatment plants<\/SPAN><\/SPAN><\/A>.<\/SPAN><\/SPAN><\/P><\/DIV><\/DIV><\/DIV>", "summary": "Sanitary Gravity Sewers", "title": "BerkeleyMO.SDE.GravityMain", "tags": [ "Sanitary Gravity Mains" ], "type": "", "typeKeywords": [], "thumbnail": "", "url": "", "minScale": 150000000, "maxScale": 5000, "spatialReference": "", "accessInformation": "As-Builts, Work Orders, Perpetual", "licenseInfo": "" }