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CHELSEA STREET AT UARFEN STREET 

 1991 ND BUILD fid FEftK HOUR 

 ddte:Cj-25-I?8S tii8e:09!SE:H6 



SftTURftTIDN FLOW fiDJUsTMENT WORKSHEET 



N Fnic) Fhv Fgr Fpark Fbus Farea Frt Fit 5 



1 1.000 0.976 1.003 1.000 1.000 0.900 l.OOC 0.950 1509 



E 1.000 0.976 1.005 1.000 1.000 0.900 0.987 1.000 3136 



1 l.OOC 0.976 0.995 1.000 1.000 0.900 1.000 O.EOE 318 



3 l.OOC 0.976 0.995 1.000 1.000 0.900 0.98E 1.000 4633 



1 1.000 0.995 0.990 1.000 1.000 C.900 1.000 1.000 1596 



SB LT-TH-RT 1800 1 1.000 0.995 0.980 l.OOC 1.000 0.900 0.894 l.OOO 141E 



SUPPLEHENTAL WORKSHEET FOR LEFT-TURN ADJUSTMENT FACTOR FLT 

 INPUT VARIABLES 



SB LT-TH-RT 244 1412 0.17 0.20 280 0.87 ♦ 



CYCLE= 60.0 LGST= 9.0 SUH V/S CRIT= 0.74 TOTAL V/C= 0.87 

 FOR THE EASTBOUNC PROTECTED/PERHISSIVE LEFT TURN LANE THE CAPACITY, V/S AND V/C 

 RATIOS HAVE ALL BEEN ADJUSTED TO REFLECT A CAPACITY FDR 

 106 LEFT TURNS ON THE CHANGE INTERVAL AND 173 ON THE PERMISSIVE PHASE 



LEVEL OF SERVICE WORKSHEET 



13 



SB LT-TH-RT 0.B7 0.20 60.0 17.72 280 17.16 0.B5 29.66 D 3.6 



DIR Delay LOS 

 EB 7.71 B 



UB 7.50 B 

 NB 12.73 B 

 SB 29.66 D 

 INTERSECTION DELAY = 9.34 INTERSECTION LOS=B 



THE CYCLE LEN5TH WITHIN THE BOUNDS OF 50 TO 120 SECONDS 

 WHICH SINiniZES CRITICAL MOVEMENT DELAY IS 60.0 SECONDS 



FOR A V/C RATIO. OF .95 THE CYCLE SHOULD BE 41.2 SECONDS 

 for chosen cycle length 60.0 



