Tanzania						                            
                            
						
 Editorial
												Proactive - Adaptive Ramp Metering Scheme for Urban Highways 						
Author(s): Mandar  KhanalMandar  Khanal             
						
												
				 Ramp metering is a proven, effective measure to deal with congestion and accidents. The most comprehensive study ever conducted on ramp metering was published in 2001 and evaluated their effectiveness by turning off the meters in the Minneapolis-St. Paul area . Without meters, freeway travel times increased 22% resulting in 2.6 million hours of unexpected delay.
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												DOI:
												 10.4172/2165-784X.1000e120 
																	  
Journal of Civil and Environmental Engineering received 1798 citations as per Google Scholar report