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Final Report - VHB.com

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Bath Road. The following signalized intersections are all expected to experience 2035<br />

DHV demands that exceed existing capacity:<br />

State Route 196 and US Route 201<br />

State Route 196 and Village Drive/Community Way<br />

Pleasant Street and Church Street<br />

Pleasant Street and River Road/Webster Street<br />

Pleasant Street and Mill Street/Stanwood Street<br />

Bath Road and Federal Street/Sills Drive<br />

Bath Road and Merrymeeting Plaza<br />

Bath Road and US Route 1 Ramps/Gurnet Road<br />

Of these eight intersections, four are projected to operate at LOS F and three at LOS E<br />

under the 2035 DHV condition.<br />

In addition to the signalized intersections, several of the unsignalized Study Area<br />

intersections are projected to substantially deteriorate under the No Action Option.<br />

Poor traffic operations under 2009 existing conditions will continue to degrade at the<br />

unsignalized intersections of US Route 201 and Canam Drive, US Route 201 and<br />

Eagles Way, Maine Street and the US Route 1 southbound off-ramp, and Maine<br />

Street and Mason Street. In addition, at the intersection of State Route 196 and the US<br />

Route 1 southbound on-ramp, unsignalized left turns from State Route 196 to the onramp<br />

are projected to degrade from LOS B under 2009 existing conditions to LOS E<br />

under 2035 DHV conditions.<br />

5.2.2 Travel Demand Management<br />

The TDM sensitivity analysis suggests that the implementation of moderate<br />

measures (i.e., Employer-Support Program Level 2 and $1/day increase in parking<br />

costs for single-occupancy vehicles) could result in a 1 to 4 percent reduction in peakhour<br />

traffic volume demands in the Study Area for all three employment populations<br />

considered. However, with the implementation of the more aggressive program (i.e.,<br />

Employer-Support Program Level 4 and $2/day increase in parking costs for singleoccupancy<br />

vehicles), the percent reduction could range from 13 to 16 percent.<br />

Noting the strong local- and state-level <strong>com</strong>mitment for promoting TDM in the Study<br />

Area and the region, the supplemental analyses conducted for each of the applicable<br />

Build Options applied a reduction factor of 10 percent to all local traffic, which is<br />

defined for the purpose of this evaluation as all 2035 DHVs except regional through<br />

traffic on US Route 1 and State Route 196. Adjusting for the split of regional through<br />

traffic versus local traffic on these two corridors results in an effective reduction<br />

factor ranging from 6 to 8 percent for the US Route 1 and State Route 196 corridors.<br />

Again, all other movements were reduced by 10 percent.<br />

Conclusions 144

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