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Published byRuth Richards Modified over 9 years ago
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Route 1 Project Study Report Overview
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A report that describes the transportation problem and identifies the project scope, schedule and estimated cost so that the project can be programmed for environmental studies.
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Two PSRs Developed (1) Widening with Interchange Modifications (2) Auxiliary Lanes with Ramp Metering
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Range of Alternatives Widening for High Occupancy Vehicles (HOV) Widening for Mixed Flow Vehicles Widening for High Occupancy Toll (HOT) Interchange/Ramp Improvements Auxiliary Lanes at Various Locations Ramp Metering (with all build alternatives) No Build
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Project Purpose To facilitate more efficient and safe operations of Route 1 as measured by congestion, travel times, mobility and accidents. To discourage reliance on single-occupant vehicle travel by improving travel conditions and interconnectivity for transit and high occupancy vehicles. To maximize the utility of any additional capacity that is created.
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Presentation Team Rich KrumholzTransportation Planner Claudia Espino Senior Design Engineer Scott EadesTransportation Engineer Luis Duazo Project Manager
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PROJECT LOCATION MAP
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CROSS SECTIONS
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CROSS SECTION LOCATIONS
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CROSS SECTIONS
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AUXILIARY LANE LOCATIONS
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PEDESTRIAN OVERCROSSING LOCATIONS
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On Route 1 Northbound at Morrissey On Ramp
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On Route 1 Southbound at Morrissey Off Ramp
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41st and Bay
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On Route 1 Northbound at State Park On Ramp
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On Route 1 Southbound at State Park On Ramp
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Traffic Analysis
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FREQ Output: 06 miles Northbound AM: Existing Configuration
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6:00 7:00 8:00 9:00 11:00 10:00 Timeslices (each =15 minutes) Subsections (Freeway segments) Sample FREQ Output - Northbound Direction of travel Time Period = 5 hrs, 45 min. Timeslice 1 ------> Timeslice 2 ------> Timeslice 3 ------>. Green = Uncongested flow (v/c < 0.9), 60+ MPH Blue = Near Capacity (0.9 < v/c < 1.0), 50 + MPH Yellow = At Capacity (v/c = 1), Represents bottleneck location Orange = Congested Flow - Resulting from upstream bottleneck, typically 0-35 MPH Legend Rte 17 off NBMorrissey Blvd41st AveBay/Porter Ave Soquel Ave Park Ave State Park DrRio Del MarFreedom BlvdMar MonteLarkin ValleyBuena Vista
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No-Build Green = Uncongested (v/c < 0.9) Blue = Near Capacity (0.9 < v/c < 1.0) Yellow = At Capacity (v/c = 1) Orange = Congested Flow Ramp Meter (4-Lane) Auxiliary Lane 6-Lane Mixed Flow Northbound AM Existing Conditions (2001) HOV (Mixed Flow Lanes) Alternatives Analysis (with 2020 Volumes)
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Northbound AM 2020 volumes2001 *during the 6 hour peak period (6am-Noon) * 2020 volumes2001 2020 volumes2001
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2020 No-Build Green = Uncongested (v/c < 0.9) Blue = Near Capacity (0.9 < v/c < 1.0) Yellow = At Capacity (v/c = 1) Orange = Congested Flow Ramp Meter (4-Lane) Auxiliary Lane 6-Lane Mixed Flow Northbound PM Existing Conditions (2001) HOV (Mixed Flow Lanes) Alternatives Analysis (with 2020 Volumes)
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Northbound PM 2020 volumes20012020 volumes2001 * * * 2020 volumes2001 2020 volumes2001 *during the 6 hour peak period (2pm-8pm)
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Green = Uncongested flow Blue = Near Capacity Yellow = At Capacity Orange = Congested Flow Legend Sample FREQ Output - Southbound Yellow = At Capacity Orange = Congested Flow Green = Uncongested flow Blue = Near Capacity 2:00 3:00 4:00 5:00 7:00 6:00 Rte 17 on SBMorrissey Blvd41st AveBay/Porter AveSoquel AvePark AveState Park DrRio Del MarFreedom BlvdLarkin ValleyOcean St Direction of travel ----- Timeslice 1 ------> ----- Timeslice 2 ------> ----- Timeslice 3 ------>. Scale
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No-Build Green = Uncongested (v/c < 0.9) Blue = Near Capacity (0.9 < v/c < 1.0) Yellow = At Capacity (v/c = 1) Orange = Congested Flow Ramp Meter (4-Lane) Auxiliary Lane 6-Lane Mixed Flow* Southbound PM - With widening to State Park Drive Existing Conditions (2001) HOV ( Mixed Flow Lanes) * Alternatives Analysis (with 2020 Volumes) *Extended only to State Park Drive
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Southbound PM 2020 volumes 2001 **during the 6 hour peak period (2pm-8pm) 2020 volumes 2001 ** *Additional lane terminates at State Park Drive * * * * * * 2020 volumes2001
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2020 No-Build Green = Uncongested (v/c < 0.9) Blue = Near Capacity (0.9 < v/c < 1.0) Yellow = At Capacity (v/c = 1) Orange = Congested Flow Ramp Meter (4-Lane) Auxiliary Lane 6-Lane Mixed Flow* Southbound PM - With widening to Larkin Valley/San Andreas Existing Conditions (2001) HOV (Mixed Flow Lanes)* Alternatives Analysis (with 2020 Volumes) *Extended to Larkin Valley Road
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Southbound PM 2020 volumes20012020 volumes2001 ** *Extended to Larkin Valley/San Andreas * * ** * * 2020 volumes2001 **during the 6 hour peak period (2pm-8pm)
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