Tudor Wharf Draft Environmental Impact Report EOEA # 6744 



.6 Level of Service Analysis 



Level of service analysis was performed 

 for the Post CANA without Tudor Wharf (to 

 be referred to as Post CANA No Build) and 

 Post CANA with Tudor Wharf conditions (to 

 be referred to as Post CANA Build) using 

 the 1985 Highway Capacity Manual 

 methodology at the following 

 intersections : 



Chelsea Street/Warren Street 

 Rutherford Avenue/Chelsea Street 

 Rutherford Avenue/Route 1 Ramps 



Traffic volumes analyzed for the Post 

 CANA No Build condition are from the 

 Central Transportation Planning Staff 

 (CTPS) data as described in the Traffic 

 Volume section of this report. 

 Intersection geometries used in the 

 analysis are from a report by Vanasse 

 Hangen and Brustlin (VHB) entitled, 

 "Local Intersection Improvement Analysis, 

 CANA Project", November, 1987. 



Intersections in the City Square area of 

 Charlestown have recently been studied by 

 CTPS and the City of Boston (through 

 their consultant, VHB) because of 

 anticipated operational problems after 

 the completion of the CANA project. The 

 study by VHB recommended improvements to 



