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HomeMy WebLinkAboutItem IJanuary 11, 1999 STAFF REPORT To: Mayor and Members of the City Council Ap % F 'U y Q� e Attention: Keith R. Till, City Manager !�-/ M , Fie 94-7"e , From: Stephen G. Badum, Director of Public Works/City Engineer Subject: PROFESSIONAL ENGINEERING SERVICES SEAL BEACH BOULEVARD BRIDGE WIDENING AT I-405, PROJECT #750 GENERAL DESCRIPTION: The proposed professional engineering services contract will provide planning, environmental, and preliminary engineering services in conjunction with the City's planned Seal Beach Boulevard Bridge Widening over I405 Project, #750. The City is proceeding with a project to widen the Seal Beach Boulevard Bridge over the San Diego Freeway (1405) to accommodate existing and future traffic needs. The project will include widening of the existing bridge to accommodate six through lanes, auxiliary ramp merge lanes, bicycle lanes, sidewalks, and median. In order to proceed with the widening of a bridge within State highway right of way, Caltrans requires that their project development and environmental clearance procedures be completed before design of plans and specifications can begin. Due to the complexity and time constraints of this process, staff recommends that professional engineering firm be retained to provide these project development and environmental services. The proposed scope of work will include the following: Phase IPhase I Conceptual Desi¢nDesi¢n • Task 1— Existing Data Research and Investigation; • Task 2 — Aerial Topographic Mapping; • Task 3 — Traffic Analysis; • Task 4 — Conceptual Engineering Studies; • Task 5 — Preliminary Environmental Investigation; AGENDA Engineering Services Seal Beach Blvd. Bridge Widening Proecl City Council Staff Repod January ll, 1999 Phase B — Caltrans Project Study Report • Task I — Initial Site Assessment; • Task 2 — Interchange Geometry and Advanced Planning Study; • Task 3 — Project Study Report/Project Report; • Task 4 — Environmental Documentation; Upon conclusion of a consultant selection process, City Staff determined that Robert Bein, William Frost and Associates (RBF) is the most qualified consultant to perform the proposed work. A proposal has been obtained from RBF to perform the proposed services at a fixed amount not to exceed $227,800. Staff has reviewed the proposal and finds that the costs are based on appropriate manpower estimates and competitive hourly rates. FISCAL IMPACT Funds for the proposed work, $227,800, are presently available within the City's 1998/99 budget. This phase of the project will be fully funded under the Measure M Growth Management Area program. The future design and construction of the project will be funded by additional Measure M funds, traffic impact fees, and Gas tax. RECOMMENDATION City Staff recommends that the City Council authorize the City Manager to execute a professional services agreement with Robert Bein, William Frost and Associates to provide planning, environmental, and preliminary engineering services in conjunction with the City's planned Seal Beach Boulevard Bridge Widening over I-405 Project #750 at a cost not to exceed $227,800. --SYeph. G. Badum, Director Pub' Works Department NOTED AND APPROVED Keith R. Till City Manager C:\pwdkounci1\report\99-99\Sm1 Beach Blvd - Engineering Smn..doc