To increase bus speed
							                                
                                        
                                    
							                        
                    
                            To improve access for disabled and older passengers
							                                
                                        
                                    
							                        
                    
                            To reduce fuel consumption
							                                
                                        
                                    
							                        
                    
                            For aesthetic purposes
							                                
                                        
                                    
							                        
                     
	 
	