Escape the Limblessage

Transcription

1 Click Click to edit to Master edit Master text styles text styles Riverside County - Orange County Second level Third level Fourth level Fifth level 1 1

2 MIS Corridor Demand 2 2

3 County Line Crossings % of Total Trips by Subarea 3 3

4 Distribution of Traffic to South Orange County

5 Future Corridor Demand 5 5

6 6 6

7 2030 ADT Volumes- Base Case 7 7

8 2030 ADT Volumes- Corridors A & B 8 8

9 2030 ADT Volumes- Corridors A & B versus Base Case 9 9

10 Approved Recommendations (11/18/05) Prioritize SR-91 improvements particularly east of SR-241 Work with F/E TCA to develop plan for coordination of capacity improvements on toll roads Continue to evaluate costs/impacts of Corridor A within SR-91 Second R/W level (between SR-71 and I-15) Continue to Third study technical feasibility of Corridor B level Eliminate Fourth Strategic level Alternative 1b from further consideration Eliminate widening of Corridor D from further consideration Evaluate operational improvements on Ortega Highway Continue to coordinate with Cal-Nevada Super Speed Train Commission on potential Maglev alignments 10 10

11 Corridor A Cross-Section within SR-91 R/W 11 11

12 Corridor A Cross-Section within SR-91 R/W 12 12

13 Project Phasing and Durations 13 13

14 SR-91 Implementation Plan Coordinate SR-91 ultimate widening with existing Caltrans, Third OCTA, level and RCTC studies Evaluate Requirements Fourth level of Corridor A within 91» Fifth Revise SR-91 Implementation level Plan to be consistent with the MIS recommendations Prioritize improvements to maximize throughput Funding from Measure A and OCTA resources and future state and federal funds 14 14

15 SR-91 Implementation Plan Projects 15 15

16 Corridor A Implementation Plan Evaluate Second Corridor level A alignment (SR-71 to I-15) within SR-91 Third R/W level Consideration of staged approach (east and west of SR-71) Develop multi-county funding plan Decisions at completion of PE and prior to environmental clearance 16 16

17 Corridor B Implementation Plan Initiate geotechnical investigations Initiate technical studies on basis of geotechnical information Fourth Alignments refinement, level cost, and technical analysis Investigate partnerships for shared benefits and funding MWD Other Agencies Decisions at completion of Feasibility Studies/PE and prior to environmental clearance 17 17

18 Ortega Highway Operational Improvements Second Estimated cost level $180 million Develop funding plan in partnership with Caltrans Coordinate with Caltrans for project initiation Coordinate with Orange County project Decision prior to environmental clearance 18 18

19 Ortega Highway Potential Operational Click to edit Improvements Master title style Standard lane and shoulder widths Guardrail improvements Second level Turnouts Passing lanes on sustained grades Dedicated turn lanes Slope cuts for visibility around curves 19 19

20 Click Identify to edit funding Master sources text styles Begin environmental process Next Steps Update SR-91 Implementation Plan Prioritize projects Corridor A preliminary engineering Corridor B technical feasibility studies Ortega Highway Scoping Study with Caltrans 20 20