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								    Proposal to provide 
<br />Landscape Architectural Design Services for loth and Flower Park — RFP No. 22-124 
<br />Mark Oskorus- PE 
<br />Lead Civil Engineer 
<br />Education 
<br />BS, Civil Engineering, 1996, California State University, 
<br />Fullerton 
<br />Registration 
<br />Professional Civil Engineer, California (62159) 2001 
<br />Years of Experience 
<br />27 
<br />Mark has 27 years of experience in the civil 
<br />engineering profession. He has successful hands- 
<br />on design engineering experience on public works, 
<br />education, commercial, and residential development 
<br />projects. Mark has an extensive background in all 
<br />aspects of computer technology as it relates to the 
<br />civil engineering profession including grading, street, 
<br />storm drain, sanitary sewer system, and water design, 
<br />in addition to coordination with utility companies for 
<br />relocation and installation of new wet and dry utilities. 
<br />Standard and McFadden Park, Santa Ana, 
<br />California 
<br />DEA was provided a conceptual design of Standard 
<br />and McFadden Park, a 2-acre neighborhood park 
<br />in the city of Santa Ana, and is currently working to 
<br />prepare final plans and construction administration. 
<br />The design includes walkways, playground 
<br />equipment, a skatepark, half -court basketball, a picnic 
<br />area, a shade structure, a rock bioswale, California 
<br />friendly plants, drip irrigation, low impact development 
<br />drainage and lighting. Other amenities including a 
<br />park entrance sign, benches, picnic tables, bike racks, 
<br />and drinking fountains will also be provided. Mark is 
<br />serving as lead civil engineer for this project. 
<br />Mariposa Park, Santa Ana, California 
<br />Mark served as lead civil engineer for Mariposa 
<br />Park, a one -acre neighborhood park in the City of 
<br />Santa Ana. The local residents requested that the 
<br />park include a playground, a teaching area for active 
<br />lifestyle classes and a community garden. The design 
<br />includes walkways, playground equipment, a picnic 
<br />area, a shade structure, a rock bioswale, California 
<br />friendly plants, drip irrigation, low impact development 
<br />drainage and lighting. Other amenities including a 
<br />park entrance sign, interpretive signage, benches, 
<br />picnic tables, bike racks, and drinking fountain were 
<br />also provided in the design. 
<br />Newport Village Park, Newport Beach, California 
<br />DEA provided engineering services for this 12-acre, 
<br />passive park site including a 120-space parking lot 
<br />located behind the Newport Central Library. The site 
<br />was contour -graded to maintain park features and 
<br />provide ADA pathway from the Library building to 
<br />new parking lots and site facilities. Mark provided 
<br />engineering support for this project. 
<br />Santiago Creek Bike Trail, Orange, California 
<br />As project engineer, Mark provided engineering 
<br />support for the expansion of an existing regional 
<br />bike trail from Tustin Street northerly to its terminus 
<br />at the City of Villa Park southerly boundary. The trail 
<br />includes over three miles of asphalt paving and dirt 
<br />pathways, two pedestrian bridges crossing Santiago 
<br />Creek, and coordination with Caltrans and the County 
<br />of Orange for issuance of construction permits within 
<br />their jurisdiction. The project was funded through 
<br />Federal Transportation Enhancement Activities 
<br />program funds, and included the preparation of 
<br />technical studies for completion and approval of the 
<br />National Environmental Policy Act /The California 
<br />Environmental Quality Act (NEPA/CEQA) project 
<br />environmental document. 
<br />Santa Ana College Central Plant and Infrastructure 
<br />/Quad Renovation, Santa Ana, California 
<br />Mark led DEAs team providing civil engineering 
<br />and survey services for the proposed Central Plant 
<br />building and the campus -wide utility renovation and 
<br />quad renovation for Santa Ana College campus. The 
<br />project consisted of the demolition of four existing 
<br />tennis courts and an existing adjacent facilities 
<br />building, the design and construction of a new central 
<br />plant building. Additionally, the project included the 
<br />demolition and replacement of the campus -wide 
<br />sewer, domestic water, fire, and storm drain utilities, 
<br />including the construction of new utility laterals to all 
<br />existing buildings. The scope of work also included 
<br />the removal and replacement of approximately 5,000 
<br />lineal feet of sewer, 6,500 lineal feet of domestic 
<br />water, 3,800 lineal feet of fire water systems and 
<br />5,000 lineal feet of storm drain. The new storm drain 
<br />includes approximately 56,000 cubic feet (419,000 
<br />gallons) of overflow storage capacity in the proposed 
<br />amphitheater in the event storm events exceed 
<br />anticipated flows and the downstream detention 
<br />basins become overloaded. 
<br />8 1 February 21, 2023 1 David Evans and Associates, Inc. 
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