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Data on mean speeds weekly summaries before and after the implementation of 20mph speed limits outside schools in various locations such as lower street in leeds, postley road in maidstone, hildenborough crescent in allington, queens road in maidstone, west street in hunton, and ham lane in lenham. The data includes mean speeds for northbound (nb), southbound (sb), westbound (wb), and eastbound (eb) traffic for each location and each survey period.
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20mph Speed Limits Outside Schools – Speed Surveys Base data Location Date of survey Mean speed weekly summary 1 Mean speed weekly summary 2 Lower Street, Leeds (TRO) 10/2011 29.1mph NB 28.3mph SB Postley Road, Maidstone (TRO) 10/2011 22.8mph NB 24.5mph SB Hildenborough Crescent, Allington 10/2011 24.8mph WB 26.9mph EB Queens Road, Maidstone 10/2011 27.7mph WB 27.3mph EB West Street, Hunton 10/2011 30.1mph NB 32.0mph SB Ham Lane, Lenham 10/2011 24.0mph WB 23.5mph EB After data 1 Location Date of survey Mean speed weekly summary 1 +/- from base Mean speed weekly summary 2 +/- from base Lower Street, Leeds (TRO) 01/2013 27.4mph NB -1.7mph 26.7mph SB -1.6mph Postley Road, Maidstone (TRO) 01/2013 22.8mph NB 0 24.7mph SB +0.2mph Hildenborough Crescent, Allington 01/2013 24.8mph WB 0 27.2mph EB +0.3mph Queens Road, Maidstone 01/2013 26.8mph WB -0.9mph 26.5mph EB -0.8mph West Street, Hunton 01/2013 29.8mph NB -0.3mph 30.8mph SB -1.2mph Ham Lane, Lenham 01/2013 23.3mph WB -0.7mph 23.7mph EB +0.2mph After data 2 Location Date of survey Mean speed weekly summary 1 +/- from base Mean speed weekly summary 2 +/- from base Lower Street, Leeds (TRO) 07/2013 29.1mph NB 0 27.8mph SB -0.5mph Postley Road, Maidstone (TRO) 07/2013 23.3mph NB +0.5mph 26.0mph SB +1.5mph Hildenborough Crescent, Allington 07/2013 22.1mph WB -2.7mph 27.1mph EB +0.2mph Queens Road, Maidstone 07/2013 28.2mph WB +0.5mph 27.5mph EB +0.2mph West Street, Hunton 07/2013 29.9mph NB +0.2mph 32.4mph SB +0.4mph Ham Lane, Lenham 07/2013 24.7mph WB +0.7mph 23.4mph EB -0.1mph