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numerous intersections, road diet, Class II bike lanes, and traffic signing and striping. Seaside Way Storm Drain. Ardurra prepared storm drain construction documents for a deficiency -correction project near the coastal portion of downtown Long Beach. The project was necessitated after severe flooding in 2017, including the flooding of several underground parking structures. In conjunction with this project, Ardurra was successful in obtaining FEMA emergency funding for the project. The project entailed the design of a 48-inch RCP to parallel the existing 57-inch storm drain. A significant amount of potholing was required to identify existing vertical and horizontal utility alignments. 6th Street Storm Drain. This project included the final design of a relief storm drain system to alleviate an existing deficiency on an adjacent storm drain system. Due to the extent of existing utilities within 6th Street, an extensive potholing program was required, which did locate an unknown pipeline that was not identified by USA. A hydrologic and hydraulic (H&H) analysis was completed, and specifications and cost estimates were also prepared. Seal Beach Various Public Works Design Projects j City of Seal Beach Contact: Iris Lee, Deputy Public Works Director/City Engineer; 562.431.2527 ext. 1322; ileegsealbeachca.gov Services: Engineering Design, Project Management, Constructability Review, Staff Augmentation, Plan Checking, Construction Inspection Start:2012 Complete: Ongoing Team Members: Anissa Voyiatzes (PIC); Mark Lewis (Senior Project Manager); Joe Stoakley and Chip Vanderbeek (Inspectors); Joe Buckner (Water and Sewer); Bob Merrell (Hydrology) Ardurra has completed several projects for the City of Seal Beach during the last 5 years. Engineering services have included providing civil engineering, geotechnical, traffic, and survey services for various projects within the city. Improvements have included the design of water and sewer main reconstruction, alley paving, the upgrade or addition of ADA ramps, pavement rehabilitation, H&H calculations, and the preparation of a proposed storm drain report. Plan check services have included review of the hydrology and hydraulic analysis, grading plans, street plans, traffic striping and signing, street lighting, signal plans, storm drain plans, utility plans, landscaping and planting, WQMP, sewer and water plans. A few projects include: ■ Ocean Place Development. Providing plan checking and inspection for grading and construction of the road and utility infrastructure that will support Ocean Place, which is a neighborhood of 30luxury homes in an environmentally sensitive beachfront location. Services are focused on the grading and construction of street improvements, storm drains, domestic water and sanitary sewer lines. Of importance will be ensuring the use of stormwater management best practices and compliance with the terms of a California Coastal Commission development permit since the project is in an environmentally sensitive area. The project will include a 6.5-acre public park to be turned over to the City by the developer. 6th Street Alley Improvement Project. Improvements include the design of water and sewer main reconstruction, alley paving, installation of empty fiber optic conduit for future fiber, and ancillary improvements followed by concrete paving of the entire width of the alley. The Pump Station #35 project provides for upgraded/new dry well and wet well for the pump station. Ocean Avenue Alley Waterline and Sewer Replacements from Main Street to First Street. Prepared the design of over 0.5 miles of alley improvements in the downtown area of Seal Beach. The project included the design of sewer and water mains and pavement. As a part of the project, Ardurra completed an extensive utility investigation including significant potholing and GPR to locate the existing utilities. The design also included solving numerous existing drainage problems within the alleys. 7th Street Alley Waterline and Sewer Replacement. Ardurra prepared complete PS&E for the 7th Street Alley Waterline and Sewer Replacements Project CIP No. WT1607. The project consisted of designing the replacement of approximately 450 LF of existing 6-inch water and sewer mains. In conjunction with the utility replacement, rehabilitation of approximately 6,750 SF of asphalt and concrete pavement was also designed. Westminster Avenue Storm Drain Study Report from Seal Beach Boulevard to Federal Storm Channel C01S06. Ardurra prepared a report to determine the adequate size to replace a trapezoidal open channel drainage facility with a pipe on the north side of Westminster Avenue from Seal Beach Boulevard to the Federal Storm Channel (CO1 S06). The project required conducting hydrologic studies of the tributary area and develop discharges at various concentration points for 5, 10, 25, and 100-year storm events. Preparation of the report involved coordination with Orange County Flood Control District and City of Santa Ana I March 14, 2023 On -Call Engineering Services, RFP No. 23-030 /VARDURRA