I-405 Feb. 2013 Community Meeting
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I-405 Feb. 2013 Community Meeting

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Source: Metro. http://www.metro.net/projects_studies/I405/images/community_meeting_2013_0228.pdf

Source: Metro. http://www.metro.net/projects_studies/I405/images/community_meeting_2013_0228.pdf

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I-405 Feb. 2013 Community Meeting I-405 Feb. 2013 Community Meeting Presentation Transcript

  • I-405 Sepulveda Pass Improvements ProjectCommunity Meeting February 28, 2013 1
  • Project Highlights to Date 2
  • 2013 MilestonesKey Milestones• 100% Utilities• 100% Bridges (Mulholland, Skirball, Sunset)• 100% Wilshire ramps• 90% of on and off-ramps• 83% of retaining and soundwalls• 90% of underpasses and structuresOther Key benefits/deliverables• Sepulveda Boulevard fully functional during peak traffic hours• 2.5-mile construction of future HOV lane between I-10 and Wilshire• Getty Center gate and road improvements• I-405/10 Connectors 3
  • Wilshire Segment 4
  • Wilshire Segment—Extended Closures Maximum Duration Ramp Tentative Date (Days)WB Wilshire on-ramp to NB I-405 Complete 90NB I-405 off-ramp to WB Wilshire Complete 90NB I-405 on-ramp at Olympic (Cotner) February 8- March 9 21SB I-405 off-ramp to WB Wilshire March 8, 2013 14NB I-405 off-ramp to EB Wilshire Summer 2013 21EB Wilshire on-ramp to NB I-405 Fall 2013 90SB I-405 off-ramp to Santa Monica TBD 14NB I-405 on-ramp from Santa Monica TBD 7SB I-405 to EB Wilshire TBD 90WB Wilshire on-ramp to SB I-405 TBD 14SB I-405 on-ramp from Santa Monica TBD 7 5
  • Wilshire Segment--14 Day Ramp ClosureSouthbound I-405 to westbound Wilshire, Friday, March 8−22• K-rail shift, paving, and traffic shift to new on-ramp• Off-ramp alignment will be reconfigured• Detour maps available online• Detour 1: Exit 405 at SB Sunset, left or right on Church Ln to Sepulveda• Detour 2: Exit 405 at SB Santa Monica, left on Santa Monica to SepulvedaMarch 8−22 6
  • Wilshire Segment--14 Day Ramp ClosureOutreach and Mitigations• Construction Notice sent two weeks in advance• Media Relations press release• Changeable Message Signs (CMS) placed along route two weeks in advance• Traffic Control Officers (TCO) will be placed along detour route• Six intersections with strike team Six intersections with strike team 7
  • Wilshire Segment-14 Day Ramp Closure 8
  • Wilshire Segment—Bridge Overview• Completed: • WB Wilshire to NB I-405 on-ramp • NB I-405 to WB Wilshire off-ramp• Near completion (at least 80 percent): • I-10 connector at Exposition Bl • Olympic Bl • Santa Monica Bl • Ohio Av • Wilshire Bl undercrossing • Constitution Av 9
  • Wilshire Segment—Bridge OverviewCompletion in 2013• Pico Bl• SB I-405 to EB Wilshire off-ramp• NB I-405 to EB Wilshire off-ramp Southbound Off-Ramp to• EB Wilshire to NB I-405 on-ramp Eastbound Wilshire expected to be completed this year. 10
  • Wilshire Segment—Bridge OverviewFuture Southbound Off-Ramp to Eastbound Wilshire 11
  • Wilshire Segment—Bridge OverviewNorthbound I-405 Off-Ramp to Eastbound Wilshire Demolition of the existing northbound I-405 to eastbound Wilshire off- ramp will create space that will allow us to complete construction for the new on-ramp from eastbound Wilshire to northbound I-405. 12
  • Wilshire Segment—Bridge OverviewNorthbound I-405 Off-Ramp to Eastbound WilshireRamp closure of existing off-ramp is projected for Summer 2013 to facilitate thedemolition of the existing ramp and the switch of traffic to the new ramp. Twenty-one day closure will be required 13
  • Wilshire Segment—Bridge OverviewProgress on Eastbound Wilshire On-Ramp to Northbound I-405 The northbound I- 405 on-ramp from eastbound Wilshire (looking west) 14
  • Wilshire Segment- Wall OverviewSignificant progress in retaining wall and sound wall construction• Approximate total linear feet of retaining walls 17,375 ft. • Approximately 86% complete• Approximate total linear feet of sound walls 8,650 ft • Approximately 96% complete• Combined, there are 26,025 ft of retaining wall and sound walls • Approximately 89.3% complete • This is a total of 23,241 ft worth of completed walls 15
  • Wilshire Segment—Longest Walls Length of wall 1599 is 2,250 ft Length of wall 1672 is 1,450 ft 16
  • Sunset Segment 17
  • Sunset Segment—55-Hour ReductionNorthbound I-405: 55- Hour Lane Reduction• Between Montana Ave and Getty Center Drive off-ramps• Starts Friday, March 1 at 10pm• Ends Monday, March 3 at 5am• Lanes 1, 2, and 3 will be closed• Southbound I-405 remains open• Sepulveda Bl remains open The area at the center of the mainline will be paved to accommodate the new HOV lane and to facilitate realignment of the roadway. 18
  • Sunset Segment—55-Hour Reduction Northbound (NB) I-405: 55- Hour Lane Reduction • FULL Closure of NB 405 on: • 1am to 6am Saturday, March 2 • 2am to 7am, Sunday, March 3 • 12am to 5am Monday, March 4 Looking south with Montana Dr in the background 19
  • Sunset Segment—55-Hour Lane Reduction Northbound 55- Hour Lane Reduction • Detour: exit NB 405 at Wilshire Bl, north on Sepulveda Bl, and back on at Skirball Center Dr. • Traffic Control Officers will be deployed at key locations along the alignment. • Changeable message signs will be utilized. These have been in place since February 11 giving advance notice. • Northbound ramps to be closed: • Getty Center Dr on-ramp (6 months) • Moraga Dr on-ramp • Moraga Dr off-ramp • Sunset Bl on-ramp • Montana Av off-ramp 20
  • Sunset Segment
  • Sunset Segment – NB Getty On-RampNorthbound Getty On-Ramp ExtendedClosure• Starts with 55-hour lane reduction on March 1• Will remain closed for 6 months• Freeway storm drain work between Getty Center and Getty Ramps• Facilitate widening and realignment work• Roadway paving
  • Sunset Segment—Reopening Sepulveda Wy • Anticipated for Monday, March 11 • Sepulveda Bl will be shifted east • Acceleration lane returned 23
  • Sunset Segment —Church Ln Bridge• Anticipated to start after reopening of Sepulveda Way• Widening of bridge on the northbound side• Church Ln to be closed intermittently at night, including the Church Ln/Sepulveda Bl intersection• Detour: Westbound Sunset to northbound Beverly Glen to Mulholland Dr to Skirball Center Dr to Sepulveda Bl Expected duration is eight months. 24
  • Sunset Segment—Sunset RampsSunset Bl On- and Off-Ramp Reconstruction• Reconstructed for greater capacity• Estimated completion: • On-ramp- Summer 2013 • Off-ramp: Late Fall 2013• The new on-ramp will have two dedicated turning lanes from Sunset Bl New and current northbound on-ramp side- by-side 25
  • Sunset SegmentWall 1720 and 1730—majority of lateral walls complete 26
  • Updated Landscape Plan—Wall 1720/1730Collaboration between City, Caltrans, and Elected OfficialsWall 1720, Montana to Homedale• 10-foot-wide sidewalk, 500 feet long• Creeping fig will be planted at base of wall• Approximately 20 trees will be planted• Trees will be spaced according to substructure restraintsWall 1730, Homedale to Bronwood alley• 7 foot wide sidewalk, 500 feet long• Creeping fig will be planted at base of wall• Due to ADA requirements, not enough room for trees• Currently investigating large shrub option 27
  • Mulholland Segment 28
  • Sherman Oaks and Valley Vista Work• Freeway widening and sound wall reconstruction ongoing on east and west sides of freeway• Sepulveda Bl overpass/bridge widening ongoing 29
  • Valley Vista Area Construction 30
  • Sound/Retaining Wall Construction inSherman Oaks 9 31
  • Bel Air Crest Construction Bel Air Crest underpass is nearing completion 32
  • Bel Air Crest Construction Sepulveda Blvd.Retaining wallFwy WideningBridge Widening Bel Air Crest Entrance 33
  • Mulholland Bridge (North Half ) Reconstruction • Ongoing nightly closures of Mulholland Dr due to drainage work • Bridge abutment and column construction ongoing • False work erection ongoing Columns poured on north side of Mulholland Bridge 34
  • Skirball Bridge (South Half ) Reconstruction • Bridge column construction complete • Bridge abutment construction ongoingFuture bridgeabutment at eastside of SkirballBridge 35
  • Skirball Bridge Area Reconstruction Northbound on- ramp widening worksite 36
  • Relocated Southbound Skirball RampsNew Southbound Skirball on-ramp• New Skirball on-ramp opened February 4 (closing existing Skirball on-ramp at the same time)• New southbound off-ramp under construction• New southbound Skirball ramps relocated 2,000 feet south of existing ramps On-going utility relocation on Sepulveda Bl ongoing 37
  • Relocated Southbound Skirball Ramps 38
  • Relocated Southbound Skirball Ramps 39
  • Relocated Southbound Skirball Ramps 40
  • Sepulveda Bl Widening • Temporary traffic reconfiguration complete • Clearing and grubbing complete • Excavation and grading to begin soon • Retaining wall construction • Full Sepulveda Bl closures 41
  • Sepulveda Widening N 42
  • For More Information Project Hotline: (213) 922-3665 I-405@metro.net www.metro.net/I-405 www.facebook.com/I-405project Twitter: http://twitter.com/I-405 43