County of San Joaquin Department of Public Works (County) operates a potable water system that serves approximately 328 service connections to primarily residential customers in the Raymus Village Maintenance District (District) near Manteca, CA. The District obtains all of its drinking water from two wells that are operated by the County. The concentrations of 1,2,3-trichloropropane (TCP) for Well 1 have exceeded the primary maximum contaminant level (MCL) set by the Division of Drinking Water of the State Water Resources Control Board (DDW) and a compliance order has been issued. The proposed water treatment system improvements aim to address these violations and bring the system into compliance.

The San Joaquin County Department of Public Works (SJCDPW) requests statements of qualifications from engineering consulting firms to provide transportation engineering support services. The work will be assigned on an as-needed basis and will consist of a range of services, including but not limited to: preparing a scope of work for an assigned project, collecting and analyzing traffic data, preparing draft and final Traffic Impact Studies, and participating in meetings with County staff associated with various development and improvement projects. SJCDPW will select an On-Call List of two (2) to three (3) qualified consulting firms to provide these services. The On-Call List will remain in effect for two years with an option to extend for two (2) periods of one year each. Required services and capabilities to be provided by On-Call consultants include: < California Licensed Traffic Engineer < California Licensed Professional Engineer < Traffic impacts and mitigations, operations, and engineering analyses (quantitative and qualitative) < Site reconnaissance/plan analysis < Preparation of project scope including: project understanding, schedule, and cost < Preparation of Development Traffic Impact Studies per the format specified in the latest revision of the San Joaquin County Traffic Impact Study Guidelines (Exhibit A) < Travel forecasting & traffic counts < Safety and operation recommendations < Vehicle Miles Traveled (VMT) analysis < Development of Fair Share Determinations < Peer review of County prepared Preliminary Plans for: Roundabout geometrics, Traffic Signal Design The deadline for submitting qualifications to SJCDPW will be no later than 4:00 p.m. on Friday, June 18, 2021. SJCDPW’s standard business practice strives to ensure that a consultant’s professional qualifications meet the needs and services to be performed, the payment method is appropriate, and the cost is fair and reasonable to the public agency. The specific requirements set forth in SJCDPW-RFQ-21-01 should be closely examined and followed by those consultant firms interested in submitting statements of qualifications. A copy of SJCDPW-RFQ-21-01 is available to view at the Internet address: https://www.sjgov.org/department/pwk/rfps_and_rfqs . All prospective consultants must register for each particular solicitation in order to be added to the Proposers’ List and, if necessary, receive a Notice of Release of Addendum. It is imperative that prospective consultants check the solicitation Web page often for the status and/or modifications. Alternative arrangements may be made to secure a hard copy of SJCDPW-RFQ-21-01 or general questions regarding the Project by calling Mr. Nhan Tran, Management Analyst II, at the telephone number (209) 953-7452.

The work is located approximately two miles east of Interstate 5. The work, in general, consists of widening Pershing Avenue to include a three-lane facility, sidewalks, and storm drainage facilities. Base Estimate Range Between $3,500,000 and $4,000,000

The work is located south of the City of Manteca. The work, in general, consists of repairing and resurfacing approximately 2 miles of roadway with asphalt concrete. Base Estimate Range Between $651,000 and $806,000

The work is located on the south side of the City of Stockton. The work, in general, consists of reconstructing existing roadways to install curb, gutter, sidewalks, and a new storm drainage system. Base Estimate Range Between $1,400,000 and $1,600,000