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Budget Year / Version:  
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Description

This project is advancing the planning, design, and implementation of the Great Seneca Transit Network (GSTN). The GSTN is a four route network intended to provide improved transit connections to and around the Life Sciences Center. There are two phases of this overall network; Phase 1 includes implementation of the Pink and Lime routes. Phase 2 includes 2 additional routes (Cobalt and Gray). The project includes new, upgraded transit stations, dedicated bus and bus + bike lanes, transit signal priority, upgrades to transit centers, as well as pedestrian and bicycle improvements. These transit services will provide frequent and reliable connections between Kentlands, Crown Farm, King Farm, the Universities at Shady Grove, Adventist Shady Grove Hospital, Shady Grove Metro Station, Rockville, and other key destinations in support of the Great Seneca Science Corridor Master Plan.
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Phase

Final Design Stage

Status

Pending Closeout
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Budget Snapshot
$24.94M Total
Expenditures/Funding
$0M 6 Year Total
Expenditures/Funding
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Location

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Estimated Schedule

Planning was completed in FY21 in the Bus Rapid Transit: Development CIP project. Preliminary design began in FY22 for Phase 1. Construction of improvements for the Pink line linking Shady Grove Metro Station to the Life Science Center near Shady Grove Hospital and the Lime line using I-370 from Shady Grove Metro Station to Rio, Crown Farm and the heart of the Life Science Center was completed in FY24.
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Cost Change

Cost decrease due to savings upon project completion.
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Justification

The continued delay of the Corridor Cities Transitway (CCT) has limited the ability for land use plans in the Great Seneca Science Corridor area to be realized. While the CCT is still identified as the long-term transit priority for this area, a vision for enhanced transit improvements has been identified for quicker implementation to help the County achieve its non-auto-driver mode share (NADMS) goals.
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Fiscal Note

FY23 Impact Tax funding includes Impact Taxes collected in the Cities of Gaithersburg and Rockville. State aid in FY23 reflects State grants for capital projects in Montgomery County programmed or preauthorized during the 2022 Maryland General Assembly session and will support the acquisition of buses needed to operate this service.
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Disclosures

A pedestrian impact analysis will be performed during design or is in progress. The County Executive asserts that this project conforms to the requirement of relevant local plans, as required by the Maryland Economic Growth, Resource Protection and Planning Act.
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Coordination

Maryland Department of Transportation, Washington Metropolitan Area Transit Authority, Maryland-National Capital Park and Planning Commission, City of Gaithersburg, and City of Rockville.
Budget Snapshot
$24.94M Total
Expenditures/Funding
$0M 6 Year Total
Expenditures/Funding
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Project Details
Project NumberP502202
Date Last Modified12/18/25
Administering AgencyTransportation
CategoryTransportation
SubCategoryMass Transit (MCG)
Planning AreaGaithersburg and Vicinity
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Total Expenditures by Cost Element (000s)
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Total Funding by Source (000s)
EXPENDITURES (000s)
Cost ElementsTotalThru FY25Est FY26Total 6 YearsFY 27FY 28FY 29FY 30FY 31FY 32Beyond 6 Years
Planning, Design and Supervision16491649000000000
Land120120000000000
Site Improvements and Utilities528528000000000
Construction98037059274400000000
Other1284510051184000000000
Total Expenditures24945103611458400000000
FUNDING (000s)
Funding SourceTotalThru FY25Est FY26Total 6 YearsFY 27FY 28FY 29FY 30FY 31FY 32Beyond 6 Years
Current Revenue: Mass Transit10600986173900000000
Impact Tax1500500100000000000
State Aid1284501284500000000
Total Funding Sources24945103611458400000000
OPERATING BUDGET IMPACT ($000s)
Impact TypeTotal 6 YearsFY 27FY 28FY 29FY 30FY 31FY 32
Maintenance7374122912291229122912291229
Program-Staff15120252025202520252025202520
NET IMPACT22494374937493749374937493749
APPROPRIATION AND EXPENDITURE DATA ($000s)
Appropriation FY 27 Request0
Year First AppropriationFY22
Appropriation FY 28 Request0
Last FY's Cost Estimate25945
Cumulative Appropriation24945
Expenditure / Encumbrances24769
Unencumbered Balance176