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RiversideCA.gov
UPDATE ON VARIOUS STORM DRAIN CAPITAL IMPROVEMENT PROJECTSMobility and Infrastructure Committee MeetingJune 12, 2025Public Works Department RiversideCA.gov2
BACKGROUND•Residents have reported flooding concerns throughout the City, especially in its southwest sector•The Public Works Department actively pursues funding from the Riverside County Flood Control District and Water Conservation District (RCFC) to design and construct storm drain infrastructure improvements throughout the city to improve quality of life. •In 2020, Public Works completed the construction of Master Drainage Plan Line E, Stages 2 and 3, Line E-2 and E-5 along Gratton Street.•Currently, Public Works has four projects in various phases: –Box Spring MDP Line D, Stage 1–Southwest Riverside MDP Line E-1, Stage 1–Monroe MDP, Monroe Storm Drain, Stage 5–Master Drainage Plan for the Northside Specific Plan Area 5/29/2025
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LOCATION MAP
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PRIOR SUCCESS STORIESDUFFERIN AVENUE/ADAM STREET DUFFERIN AVENUE/GRATTON STREET
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PRIOR SUCCESS STORIESHERMOSA DRIVE GRATTON STREET/LINCOLN STREET RiversideCA.gov6
DISCUSSIONBox Springs Master Drainage Plan Line D, Stage 1•Box Springs MDP Line D will be an extension of the 3rdStreet grade separation project which will divert potential flow that will be created by the new grade separation project. •The Project will install approximately 4,300 linear feet of underground storm drain pipes within the public right-of-way in Kansas Avenue, Fourth Street, and Commerce Street.•The Project design is nearing completion with construction anticipated to start in early 2026. 5/29/2025
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DISCUSSIONSouthwest Riverside Master Drainage Plan Line E-1, Stage 1•This Project will provide a permanent conveyance system within the public right of way aimed at alleviating flooding conditions that have impacted numerous residents in the Arlington Heights neighborhood. •The Project will install approximately 4,200 linear feet of underground storm drain pipes and ancillary structures to improve drainage and flood protection along Dufferin Avenue, John Street, and Victoria Avenue.•The project is currently in the design phase with construction anticipated to begin in summer of 2026.
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SOUTHWEST RIVERSIDE MDP
GRATTON STREETGRATTON STREET/LINCOLN STREET
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SOUTHWEST RIVERSIDE MDP
DUFFERIN AVENUE/ADAMS STREETVICTORIA AVENUE
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SOUTHWEST RIVERSIDE MDPDUFFERIN AVENUEVICTORIA AVENUE/JOHN STREET
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DISCUSSIONMonroe Master Drainage Plan, Monroe Storm Drain, Stage 5•The Project will remove approximately 3,400 linear feet of existing concrete lined open channel and replace it with a reinforced concrete box along Monticello Avenue between California Avenue and Colorado Avenue.•Project will include new landscaping and decorative pathway over the new reinforced concrete box.•Project design is anticipated to be complete by end of 2026 with construction to begin in summer of 2027.
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NORTHSIDE MASTER DRAINAGE PLAN
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DISCUSSIONMaster Drainage Plan, Northside Specific Plan Area•The Draft Northside Master Drainage Plan contains detailed hydrologyand hydraulics analyses and assesses existing drainage issues todevelop feasible capital improvement projects to provide adequateflood protection within the Northside Specific Plan Area.•This drainage study is in support of the Northside Specific Plan.•The Drainage plan will provide analysis for three major regionalfacilities – Highgrove Channel, Springbrook Wash and University Wash•The drainage study is currently in progress and is anticipated to becompleted by Summer 2025.
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Strategic Priority No. 6 Infrastructure, Mobility and ConnectivityGoal No. 6.2 – Maintain, protect, and improve assets and infrastructure within the City’s built environment to ensure and enhance reliability, resiliency, sustainability, and facilitate connectivity.Goal No. 6.3 – Identify and pursue new and unique funding opportunities to develop, operate, maintain, and renew infrastructure and programs that meet the community’s needs.Cross-Cutting Threads
STRATEGIC PLAN ALIGNMENT
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RECOMMENDATIONSThat the Mobility and Infrastructure Committee receive and fileupdates on various Citywide Storm Drain Capital ImprovementProjects.