LYNNWOOD LINK EXTENION FI NAL ENV I RO NM ENTA L IM PA C T TATE M E N T Conceptual Plans U..Department of Transportation Federal Transit Administration AP R IL 2015
OUND TRANIT LYNNWOOD LINK EXTENION PART 1 CONCEPTUAL PLAN FOR THE PREFERRED ALTERNATIVE APRIL 2015 paula ITO CADD services, llc
OUND TRANIT LYNNWOOD LINK EXTENION TITLE PAGE HEET INDEX HEET LAYOUT PREFERRED ALTERNATIVE - EGMENT A - TRACK PLAN & PRILE PREFERRED ALTERNATIVE - EGMENT B2 (MODIFIED) TRACK PLAN & PRILE PREFERRED ALTERNATIVE - EGMENT C3 (MODIFIED) - TRACK PLAN & PRILE PREFERRED ALTERNATIVE OPTION EGMENT A - NE 130TH TREET TATION - TRACK PLAN & PRILE PREFERRED ALTERNATIVE OPTION EGMENT A - NE 130TH TREET FUTURE TATION - TRACK PLAN & PRILE PREFERRED ALTERNATIVE OPTION EGMENT B (MODIFIED) - 220TH TREET W TATION - OPTION - TRACK PLAN & PRILE PREFERRED ALTERNATIVE TYPICAL ECTION PREFERRED ALTERNATIVE - NE 130TH TREET TATION OPTION ITE PLAN ECTION PREFERRED ALTERNATIVE - NE 145TH TREET TATION ITE PLAN ECTION PREFERRED ALTERNATIVE - NE 185TH TREET TATION ITE PLAN ECTION PREFERRED ALTERNATIVE - NE 185TH TREET TATION - HORELINE TADIUM GARAGE OPTION 1 ITE PLAN ECTION 1 2 3-11 12-17 18-20 21 22 23-24 25-29 30 31 32 33 34 35 36 37 PREFERRED ALTERNATIVE - MOUNTLAKE TERRACE TRANIT CENTER TATION ITE PLAN 38 ECTION 39 PREFERRED ALTERNATIVE - 220TH TREET W TATION OPTION ITE PLAN 40 ECTION 41 PREFERRED ALTERATIVE - LYNNWOOD TRANIT CENTER TATION ITE PLAN 42 ECTION 43 PREFERRED ALTERATIVE - LYNNWOOD TRANIT CENTER TATION OPTION ITE PLAN ECTION 44 45 PREFERRED ALTERNATIVE TRUCTURE OVER LRT AT NE 130TH T F-RAMP 46 WDOT BRIDGE REPLACEMENT AT NE 130TH T - NO TATION 47 PREFERRED ALTERNATIVE OPTION EGMENT A WDOT BRIDGE REPLACEMENT AT NE 130TH T - WITH TATION 48 PREFERRED ALTERNATIVE WDOT BRIDGE WIDENING AT NE 185TH T WDOT BRIDGE IDEWALK MODIFICATION AT NE 185TH T NEW WDOT PEDETRIAN BRIDGE AT NE 185TH T TRUCTURE OVER LRT AT NE 185TH T WDOT PEDETRIAN BRIDGE REPLACEMENT AT NE 195TH T GUIDEWAY TRUCTURE OVER 1T AVE NE AT NE 107TH T GUIDEWAY TRUCTURE OVER I-5 NEAR 236TH T W GUIDEWAY - TYPICAL ECTION RETAINING WALL - ECTION AND DETAIL HEET 1 RETAINING WALL - ECTION AND DETAIL HEET 2 RETAINING WALL UNDERCROING AT 228TH T W 49 50 51 52 53 54 55 56 57 58 HEET INDEX HEET
OUND TRANIT LYNNWOOD LINK EXTENION EGMENT A P PP04 PP 08 PP09 PP 10 PP11 PP12 PP13 PP1 4 15 PP 236TH T W PP07 EGMENT C 220TH T W PP03 PP06 NE 185TH T 2 P05 NE 145TH T PP0 NE 130TH T NE NORTHGATE WAY PP01 EGMENT B 52ND AVE W PP 16 18 PP 17 PP 44TH AVE W PLAN & PRILE HEET INCLUDED IN DRAWING ET: PREFERRED ALTERNATIVE : PR-PP01 - PR-PP18 (HEET 3-20) PREFERRED ALTERNATIVE OPTION EGMENT A : MD2-PP03 (HEET 21) MD3-PP03 (HEET 22) PREFERRED ALTERNATIVE OPTION EGMENT B (MODIFIED) : MD10-PP13 (HEET 23) MD10-PP14 (HEET 24) HEET LAYOUT HEET 2
OUND TRANIT LYNNWOOD LINK EXTENION EXTENION EXTENION 2000 2500 R=1950' RETAINING WALL 0 END NORTHGATE LINK 1500 BEGIN LYNNWOOD LINK 1000 1500 B TRACK CENTERLINE TRUCTURE 1T/107TH CROING EE HEET 54 T = 1733.75 GRADING LIMIT RELOCATED HIGHWAY NOIE WALL WDOT/T COMPATIBILITY LIMIT WDOT ROW C = 1903.75 TRADDLE BENT REVIED OR NEW TRAFFIC IGNAL DETENTION POND C = 3043.03 T = 3213.03 REALIGN ROAD RECONTRUCT TRAIL T = 3537.63 3500 C = 3707.63 MATCHLINE 3700.00 C = 3832.45 LVC 250.00' END NORTHGATE LINK EXTENION. BEGIN LYNNWOOD EXTENION LINK PVI 1000.00 EL 312.85 225.00' 2.00% PVC 1225.00 EL 317.348 PVI 1350.00 EL 319.85 1T AVE NE PVT 1475.00 EL 321.13 NE NORTHGATE WAY TOP RAIL AT NB TRACK NB I-5 RAMP 1T AVE NE 2975.00' 1.03% 115TH TRAIL 280 280 260 260 240 240 1000 1500 2000 2500 0 3500 3700 PREFERRED ALTERNATIVE - EGMENT A TRACK PLAN & PRILE HEET
OUND TRANIT LYNNWOOD LINK EXTENION C = 3707.63 MATCHLINE 3700.00 C = 3832.45 R=2000' T = 4002.45 4000 T = 4163.24 RECONTRUCT ROAD C = 4333.24 C = 4420.16 R=2000' REBUILD DRIVEWAY ACCE 4500 5000 T = 40.16 T = 4787.75 C = 4917.75 R=2600' 5500 DETENTION POND WATER QUALITY FACILITY RAIE POWER LINE RECONTRUCT RAMP 6000 C = 93.76 T = 6123.76 RECONTRUCT ROAD (GRADE EPARATED) MATCHLINE 6400.00 T = 6330.40 C = 6450.40 6500 C = 6551.80 1500 B TRACK CENTERLINE TRUCTURE GRADING LIMIT RELOCATED HIGHWAY NOIE WALL WDOT/T COMPATIBILITY LIMIT WDOT ROW TRADDLE BENT REVIED OR NEW TRAFFIC IGNAL LVC 815.00' PVC 4450.00 EL 351.641 LVC 450.00' PVI 4675.00 EL 353.95 PVT 4900.00 EL 361.20 187.50' 3.22% PVC 5087.50 EL 367.251 PVI 5495.00 EL.39 PVT 02.50 EL 376.98 655.00' -0.84% 2977.50 1.03% TOP RAIL AT NB TRACK 3700 4000 4500 5000 5500 6000 6400 PREFERRED ALTERNATIVE - EGMENT A TRACK PLAN & PRILE HEET
242-43AC-127,129 PACIFIC NW BELL D.B. CABLE D.B. CABLE 242-43AC-127,129 PACIFIC NW BELL OUND TRANIT LYNNWOOD LINK EXTENION DETENTION POND BIORETENTION POND T = 6330.40 MATCHLINE 6400.00 1500 C = 6450.40 6500 C = 6551.80 RECONTRUCT RAMP R=3' B TRACK CENTERLINE TRUCTURE T = 6671.80 CONTRUCT TRUCTURE OVER LRT AT F-RAMP. EE HEET 46 RECONTRUCT ROAD(GRADE EPARATED) T = 6979.65 7000 C = 7069.65 R=5000' C = 7241.13 GRADING LIMIT RELOCATED HIGHWAY NOIE WALL WDOT/T COMPATIBILITY LIMIT WDOT ROW T = 7331.13 RECONTRUCT BRIDGE - EE HEET 47 EE NOTE * HIGH RAIL VEHICLE ACCE 7500 8000 8500 9000 TRADDLE BENT REVIED OR NEW TRAFFIC IGNAL NOTE: 1. FOR OPTION EGMENT A, NE 130TH TREET TATION, EE HEET 21. 2. FOR OPTION EGMENT A, NE 130TH TREET FUTURE TATION, EE HEET 22. IGNAL/COMM BUNGALOW INFILTRATION FACILITY MATCHLINE 9100.00 LVC 355.00' LVC 750.00' 655.37-0.84% PVC 6557.50 EL 371.494 NEW I-5 F RAMP PVI 6735.00 EL 370.01 PVT 6912.50 EL 371.34 NB I-5 F RAMP 497.50' 0.75% PVC 7410.00 EL 375.070 NEW NE 130TH T BRIDGE PVI 7785.00 EL 377.88 PVT 8160.00 EL 367.22 TOP RAIL AT NB TRACK HIGH RAIL VEHICLE ACCE 1107.50' -2.84% 6400 6500 7000 7500 8000 8500 9000 9100 PREFERRED ALTERNATIVE - EGMENT A TRACK PLAN & PRILE HEET
OUND TRANIT LYNNWOOD LINK EXTENION MATCHLINE 9100.00 9000 9500 10000 10500 11000 DETENTION VAULT CLOE EXITING TRANIT RAMP 11500 R=1000' V=40 MPH MATCHLINE 11800.00 T = 11750.90 12000 GUIDEWAY DIPERION T = 11022.49 DETENTION FACILITY C = 11522.49 C = 11620.90 RECONTRUCT ROAD 1500 B TRACK CENTERLINE TRUCTURE GRADING LIMIT RELOCATED HIGHWAY NOIE WALL WDOT/T COMPATIBILITY LIMIT WDOT ROW TRADDLE BENT REVIED OR NEW TRAFFIC IGNAL LVC 895.00' 1114.64-2.84% PVC 9267.50 EL 335.716 LVC 1235.00' PVI 9885.00 EL 318.15 TOP RAIL AT NB TRACK PVT 10502.50 EL 338.08.00' 3.23% PVC 10862.50 EL 349.699 NB I-5 F RAMP PVI 11310.00 EL 364.14 NE 145TH T PVT 11757.50 EL 358.55 1574.46-1.25% 280 280 9100 9500 10000 10500 11000 11500 11800 PREFERRED ALTERNATIVE - EGMENT A TRACK PLAN & PRILE HEET
C = 12391.34 OUND TRANIT LYNNWOOD LINK EXTENION NE 145TH TREET TATION EE HEET 32 & 33 PC = 461.09 T = 11750.90 MATCHLINE 11800.00 PT = 571.87 EP = 663.76 CLOE EXITING TRANIT RAMP 12000 T = 12271.34 R=3100' R=3100' TP C = 12431. 12500 T = 12551. T = 12725.29 C = 12845.29 C = 12885.54 NO. 10 DOUBLE CROOVER 10 13500 14000 14500 T = 15.54 IGNAL/COMM. BUNGALOW RECONTRUCT 30" EWER RAIE POWER LINE T = 14481.67 MATCHLINE 14500.00 C = 14671.67 WATER QUALITY & DETENTION FACILITY DETENTION POND RECONTRUCT ROAD 1500 B TRACK CENTERLINE TRUCTURE GRADING LIMIT RELOCATED HIGHWAY NOIE WALL WDOT/T COMPATIBILITY LIMIT WDOT ROW TRADDLE BENT REVIED OR NEW TRAFFIC IGNAL LVC 375.00' NE 145TH TREET TATION NEW I-5 ON RAMP 1572.50' -1.25% NO. 10 DOUBLE CROOVER PVC 13330.00 EL 338.891 TOP RAIL AT NB TRACK LVC 750.00' PVI 13705.00 EL 334.20 PVT 14080.00 EL 346.03 172.50' 3.15% PVC 14252.50 EL 351.464 NE 155TH T PVI 14440.00 EL 357.37 280 280 11800 12000 12500 10 13500 14000 14500 PREFERRED ALTERNATIVE - EGMENT A TRACK PLAN & PRILE HEET
OUND TRANIT LYNNWOOD LINK EXTENION MATCHLINE 14500.00 14500 T = 14481.67 C = 14671.67 15000 INFILTRATION FACILITY R=2000' RECONTRUCT ROAD 15500 C = 15736.61 T = 126.61 RECONTRUCT ROAD WATER QUALITY & INFILTRATION FACILITY 16000 16500 RIDGECRET PARK T = 16380.15 C = 16520.15 RECONTRUCT WALL 17000 RAIE POWER LINE R=2500' MATCHLINE 17200.00 1500 B TRACK CENTERLINE TRUCTURE GRADING LIMIT RELOCATED HIGHWAY NOIE WALL WDOT/T COMPATIBILITY LIMIT WDOT ROW TRADDLE BENT REVIED OR NEW TRAFFIC IGNAL LVC 200.00' LVC 375.00' PVT 14627.50 EL 3.79 1397.50' 1.29% TOP RAIL AT NB TRACK PVC 16025.00 EL 377.755 PVI 16125.00 EL 379.04 PVT 16225.00 EL 379.77 3812.00' 0.73% 14500 15000 15500 16000 16500 17000 17200 PREFERRED ALTERNATIVE - EGMENT A TRACK PLAN & PRILE HEET
OUND TRANIT LYNNWOOD LINK EXTENION R=2' 17000 MATCHLINE 17200.00 1500 R=2500' 17500 RAIE POWER LINE B TRACK CENTERLINE TRUCTURE 18000 C = 17618.52 T = 17758.52 GRADING LIMIT RELOCATED HIGHWAY NOIE WALL WDOT/T COMPATIBILITY LIMIT WDOT ROW T = 18091.43 C = 18231.43 IGNAL/COMM BUNGALOW TRADDLE BENT 18500 REVIED OR NEW TRAFFIC IGNAL RAIE POWER LINE 19000 RECONTRUCT ROAD WATER QUALITY & INFILTRATION FACILITY 19500 C = 192.30 EX. WDOT BEAUTIFICATION AREA T = 19732.30 T = 19896.37 C = 20036.37 20000 MATCHLINE 19900.00 TOP RAIL AT NB TRACK 1T AVE NE 3812.00' 0.73% 17200 17500 18000 18500 19000 19500 19900 PREFERRED ALTERNATIVE - EGMENT A TRACK PLAN & PRILE HEET
T = 19732.30 T = 19896.37 C = 20036.37 C = 20401.42 T = 20541.42 T = 22218.66 C = 22338.66 MATCHLINE 19900.00 20500 21000 21500 22000 20000 R=2700' EX. WDOT BEAUTIFICATION AREA EX. WDOT BEAUTIFICATION AREA RAIE POWER LINE R=1500' V=45 MPH RECONTRUCT ROAD 480 480 NE 175TH T 19900 20000 20500 21000 21500 22000 22500 22700-1.05% 2193.00' PVC 22580.00 EL 384.053 PVI 22680.00 EL 383.00 LVC 350.00' LVC 200.00' 0.73% 3813.64' PVC 20037.00 EL 407.717 PVI 20212.00 EL 409.00 PVT 20387.00 EL 407.16 TOP RAIL AT NB TRACK MATCHLI 2600.00 OUND TRANIT LYNNWOOD LINK EXTENION 1500 B TRACK CENTERLINE TRUCTURE GRADING LIMIT RELOCATED HIGHWAY NOIE WALL WDOT/T COMPATIBILITY LIMIT WDOT ROW TRADDLE BENT REVIED OR NEW TRAFFIC IGNAL PREFERRED ALTERNATIVE - EGMENT A TRACK PLAN & PRILE HEET
C = 24801.65 OUND TRANIT LYNNWOOD LINK EXTENION HORELINE TADIUM GARAGE OPTION EE HEET 36 & 37 CONTRUCT 185TH TREET TATION PARKING GARAGE EE HEET 34 & 35 RECONTRUCT ROAD TA 24500.00 END EGMENT A BEGIN EGMENT B MATCHLI 2600.00 WATER QUALITY & INFILTRATION FACILITY INFILTRATION POND R=1500' V=45 MPH C = 22807.94 T = 22927.94 WIDEN BRIDGE FOR PEDETRIAN ACCE EE HEET 49 FOR OTHER OPTION EE HEET 50 & 51 CONTRUCT TRUCTURE OVER LRT EE HEET 52 NE 185TH TREET TATION CENTER PLATFORM INFILTRATION POND HIGH RAIL VEHICLE ACCE IGNAL/COMM BUNGALOW TP INFILTRATION TRENCHE 24000 24500 RAIE POWER LINE INFILTRATION POND T = 24671.65 25000 R=0' EX WDOT BEAUTIFICATION AREA MATCHLINE 25.00 RECONTRUCT ROAD 1500 B TRACK CENTERLINE TRUCTURE GRADING LIMIT RELOCATED HIGHWAY NOIE WALL WDOT/T COMPATIBILITY LIMIT WDOT ROW TRADDLE BENT REVIED OR NEW TRAFFIC IGNAL LVC 200.00' PVI 22680.00 EL 383.00 PVT 22780.00 EL 383.50 NE 185TH T NE 185TH TREET TATION HIGH RAIL VEHICLE ACCE 1570.00' 0.50% 22600 20 23500 24000 24500 25000 25 PVC 24350.00 EL 391.350 LVC.00' PVI 24500.00 EL 392.10 TA 24500.00 END EGMENT A BEGIN EGMENT B PVT 24650.00 EL 390.70 TOP RAIL AT NB TRACK 2600.00' -0.93% PREFERRED ALTERNATIVE - EGMENT A TRACK PLAN & PRILE HEET