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Compared to v3, updates free-flow speed to be 85th percentil from 8p-6a for freeways, then 70th percentile (or 60th percentile in other field) for arterials. this is to account for signal delay that slows down arterial traffic even when there's no congestion.<\/SPAN><\/P><\/DIV><\/DIV>", "summary": "sugar metrics", "title": "npmrds_metrics_v4", "tags": [ "sugar" ], "type": "", "typeKeywords": [], "thumbnail": "", "url": "", "minScale": 150000000, "maxScale": 5000, "spatialReference": "", "accessInformation": "", "licenseInfo": "", "portalUrl": "" }