FLEET PLANNING Carmen Diep Nancy Ho Siao Chin Christian Wittkopf
Hello Again!
Model Selection
6 WC-8 flip Source: Crestline Coach Vehicle Plans Test Fleet Mix All flexible seats, numerous configurations Seat range from max of 6 WC to max of 16 AM passengers Adapt to future Additional time for driver to reconfigure Placement of customers must be monitored Expensive Increased loading time
Source: Crestline Coach Vehicle Plans Test Fleet Mix 8 passenger- 4 WC-2 flip Increased fixed AM seats (which is 60% of demand) Less expensive configuration Less time spent on reconfiguration by drivers Not as versatile Difficult to accommodate for changes in demand and scheduling
6 WC-8 flip Source: Crestline Coach Vehicle Plans 75%25% Test Fleet Mix Proportions 8 passenger- 4 WC-2 flip
Preliminary Analysis
Current DATS Seat type Utilization (Feb. 03) Source: DATS 2010Trips.xlsx > test1day.xlsx – MGTSC Group 2
Source: Samples from 2010: Feb. 3, Feb. 9, Jun. 9, Jun. 17, Nov. 10, and Nov. 26 Frequency of Max Passengers
If DATS wants to Recapture Contracts... With the new fully flexible, 6WC-8Flip, we are able to capture group trips. Source: DATS 2010Trips.xlsx > New Feb. Summaries 2.0.xlsx – MGTSC Group 2 Current Fleet Capacities Proposed Fleet Capacities
Test Results
Source: pdf - March 17, 2011 Results DATS Performance Comparison - New vs. Current Fleet (March 17 th, 2011) Current Proposed Other client types more passengers
Source: pdf - March 17, 2011 Results DATS Performance Comparison - New vs. Current Fleet (March 17 th, 2011) 96 runs 89 runs We are able to serve MORE passengers using LESS runs.
Final Recommendation
- + Run Sensitivity Analysis – Compare with March 17, 2011 TEST *Test Proportions: 6WC/8Flip -8Pass/4WC/2Flip TEST Purchase Purchase Purchase 100-0
Vehicle Replacement Phasing Purchase 6WC – 8 Flip vehicles first Highest impact to community and DATS Use conventional buses for large AM group trips Contract out long duration trips that carry one or two passengers Using Resources Efficiently
Legend Pre-configure vehicle at the beginning of the day to match usage of the day’s schedule. Vehicle Use
ETS Mission Customer-focused, safe, reliable and affordable public transit services that link people and places
QUESTIONS ?
THANK YOU!
APPENDIX
Interval Load Data – Feb. 09, 2010 Source: DATS 2010Trips.xlsx > test1day.xlsx – MGTSC Group 2
Source: Samples from 2010: Feb. 3, Feb. 9 Frequency of Max Passengers
Source: pdf - March 17, 2011 Results DATS Performance Comparison - New vs. Current Fleet (March 17 th, 2011)