Mid-Coast Corridor Transit Project

Transcription

1 San Diego Transportation Development Association Mid Coast Construction Update June 11, 2018

2 Mid-Coast Corridor Transit Project Mid-Coast Project 11-mile extension of Trolley Blue Line New LRT Infrastructure: Old Town Transit Center to UTC Transit Center Nine new stations (five with parking) 36 new light rail vehicles Total Project Cost $ 2.17 Billion Construction Manager/General Contractor delivery method Mid-Coast Transit Constructors Mid-Coast Alignment 2

3 Other Corridor Transportation Projects Gilman Bridge Project Voigt Street Improvements Elvira to Morena Double Track Project Rose Creek Bikeway Project San Diego River Bridge Double Track Project 3

4 OVERVIEW Relocate utilities Build supporting infrastructure Construct stations, bridges and viaduct Install track and power Testing & start-up 4

5 OVERVIEW 5

6 OVERVIEW Daytime Construction Hours generally M-F, 7am to 7pm Night Time Construction Hours as needed or required, generally M-F, 7pm to 7am Weekend Work as needed Lane & Road Closures Generally off peak or on weekends 6

7 Old Town to San Diego River CONSTRUCTION CHALLENGES Utility Relocations Right of Way Absolute Work Windows Market influences on Subcontractor Bids INNOVATIONS/SUCCESSES Old Town Transit Center Traffic Control Alternative Retaining Wall Designs Third Party Coordination 7

8 San Diego River 8

9 San Diego River Bridges San Diego River Bridge Looking south 9

10 Balboa Station Balboa Ave crossing Looking North 10

11 Looking north along Santa Fe Street (near Avati Drive) 11

12 Rose Creek Bridges (EMDT) Looking SW at Rose Creek South Bridge Bridge in background (Rose Creek in foreground) Looking SW at Bridge (south of Flyover) 12

13 Rose Creek Bikeway (RCBW) Installing the bladder dam upstream of the Mission Bay Drive bridge undercrossing Drilling at the South Abutment for the Pedestrian Bikeway bridge at Rose Creek (Santa Fe St to the right) 13

14 Looking north at the LRT Flyover Looking south at La Jolla Colony 14

15 Progress on Retaining Wall # 767 Looking South to La Jolla Colony Dr 15

16 Adjacent to I-5 northbound lanes Progress on Reach 11 Looking north at La Jolla Colony Dr 16

17 Progress on Retaining Wall # 780 moment slab 17

18 MSE Retaining Wall System Retaining Wall #780 near La Paz Condo Complex 18

19 Nobel Viaduct Crossing at I-5 Looking south at Nobel Dr (La Jolla Colony at top) 19

20 Charmant Bridge, Nobel Viaduct Looking west at Nobel Viaduct (Bent #6 at Right) 20

21 Nobel Viaduct (Bent 6) See Video Bent #6 column cage (Looking south on I-5 SB lanes) 21

22 Nobel Viaduct Columns Looking west at Nobel Viaduct progress between Nobel Dr and LJVD 22

23 Nobel Viaduct Columns Nobel Viaduct Falsework pad grading for Frame 9 (looking south on LJVD on-ramp) 23

24 VA Medical Center Station I-5 Looking North at La Jolla Village Dr 24

25 Nobel Viaduct Falsework Looking north at falsework over La Jolla Village Drive (RW 848 in background) 25

26 Erecting Falsework for Nobel Viaduct Looking South to La Jolla Village Drive 26

27 VA Medical Center Station VA Medical Center Station (Retaining Wall 848) 27

28 Gilman Bridge Gilman Bridge, looking northeast 28

29 Gilman Bridge Soffit and stems, utilities Gilman Bridge, looking east 29

30 UCSD Viaduct, Pepper Canyon Station Other Project Construction Coordination Pepper Canyon Fill Preparatory Work Design and Innovation Building UCSD Viaduct Pepper Canyon Station 30

31 UCSD Viaduct Warren Field UCSD Viaduct, Looking south 31

32 UCSD Viaduct, UC San Diego East Station Campus Point Genesee Ave Voigt Drive / UCSD East Station Construction Other Project Construction Coordination Voigt Street Improvements 32

33 Genesee Viaduct, Executive Station 33

34 Genesee Viaduct Precast Girder forms Genesee Viaduct 34

35 STAY INFORMED Web page KeepSanDiegoMoving.com/midcoast Phone (877) Mid-Coast 35

36 Mid-Coast Corridor Projects 36

37 37