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City of Oxnard - Bicycle and Pedestrian Master Plan Appendices

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Appendix B | Trip <strong>and</strong> Emissions Reduction Estimates<br />

Category Calculation Source<br />

Existing estimated college walking mode<br />

share 60.0%<br />

Review <strong>of</strong> bicycle commute share in seven university<br />

communities (source: National Bicycling & Walking Study,<br />

FHWA, Case Study No. 1, 1995)<br />

Existing college walking commuters 589<br />

College student population multiplied by college student<br />

walking mode share<br />

Existing total number <strong>of</strong> walk commuters 5,863<br />

Total bike-to-work, school, college <strong>and</strong> utilitarian walking<br />

trips. Does not include recreation<br />

Total daily walking trips 11,727 Total walk commuters x 2 (for round trips)<br />

Future Commuting Statistics<br />

Future study area population 245,472 Estimate based on historic population growth<br />

Future employed population 77,891 Estimate based on historic employment growth<br />

Future walk-to-work mode share 2.1%<br />

Assuming the walk-to-work mode share increases by 25%<br />

<strong>of</strong> its present value<br />

Future number <strong>of</strong> walk-to-work commuters 1,631<br />

Employed persons multiplied by walk-to-work mode<br />

share<br />

Future work-at-home mode share 2.6%<br />

Estimate based on historic work-at-home population<br />

growth<br />

Future number <strong>of</strong> work-at-home walk<br />

commuters 1,024<br />

Assuming 25% <strong>of</strong> population working at home makes at<br />

least one daily walking trip.<br />

Future transit-to-work mode share 1.6%<br />

Assuming the transit-to-work mode share increases by a<br />

quarter <strong>of</strong> its present value.<br />

Future transit pedestrian commuters 935 Assuming 75% <strong>of</strong> transit riders access transit by foot.<br />

Future school children, ages 6-14 44,864 Estimate based on historic population growth<br />

Future school children walking mode share 16.5%<br />

Assuming the existing walk-to-work mode share increases<br />

by 50% <strong>of</strong> its present value<br />

Future school children walk commuters 7,403<br />

School children population multiplied by school children<br />

walking mode share<br />

Future number <strong>of</strong> college students in study<br />

area 20,430<br />

Estimate based on historic college student population<br />

growth<br />

Future estimated college walking mode share 60.0%<br />

Assuming there is no change in the college walking mode<br />

share<br />

Future college walking commuters 12,258<br />

College student population multiplied by college student<br />

walking mode share<br />

Future total number <strong>of</strong> walk commuters 23,251<br />

Total walk-to-work, school, college <strong>and</strong> utilitarian walking<br />

trips. Does not include recreation<br />

Future total daily walking trips 46,501 Total walk commuters x 2 (for round trips)<br />

Future Vehicle Trips <strong>and</strong> Miles Reduction<br />

Reduced Vehicle Trips per Weekday 15,493<br />

Assumes 73% <strong>of</strong> walking trips replace vehicle trips for<br />

adults/college students <strong>and</strong> 53% for school children<br />

B-6 | Alta <strong>Plan</strong>ning + Design

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