Engineering Design Services for the Turner Avenue Storm Drain and Street Improvement Project (SM2701)
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Description
<p>The City of Ontario is requesting proposals: to provide preliminary design alternates including cost estimates and a feasibility analysis to improve a 550 feet stretch of North Turner Avenue and an adjacent open channel from 500 feet south of East Guasti Road to the Union Pacific Railroad Tracks. The overall project design will be executed in two (2) phases. Phase I will be preliminary engineering, including records research, field reviews, a feasibility study, utility and right-of-way research, aerial topography, a preliminary hydrology and hydraulics study, alternative options for the storm drain and roadway design with cost estimates, environmental research including determination for CEQA and appropriate jurisdictional permits, and initial outreach to the affected properties. The second phase will include the final design, plans, specifications and estimates (PS&E), preparation of a hydrology & hydraulics report (H&H report), topographic survey, geotechnical studies, environmental clearance for CEQA, submittal and approval of applicable permits, right of way or easement acquisition, public outreach and coordination, and construction support. Further detail is outlined in Exhibit "A" Scope of Services.</p> <p><span style="color:rgb(34, 34, 34)">No substitutions will be considered unless written request for approval has been received by the City by Thursday, October 29, 2026 by 11 A.M. Such requests shall include the name of the material or equipment for proposed substitution including drawings, performance and test data, and other information necessary for an evaluation. A statement setting forth changes in other materials, equipment or other portions of the work including changes in the work prompted by the substitution shall be included. The burden of proof of the merit of the proposed substitution is upon the proposer. The City’s decision of approval or disapproval of a proposed substitution shall be final.</span></p>