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City of Santa Ana RFP No. 19-090 Professional Land Surveying Services Relevant Project Experience Since Towill's inception in 1955, we have served as a consultant on hundreds of contracts for public agency clients, from the federal and state level down to local agencies and special districts, with the majority of our work generated from on -call contract task orders. In fact, approximately 70% of Towill's total revenue earned last year came from municipal clients and their projects. Following is a small sample of the projects we have completed over the last five years. Caltrans District 59: As -needed Aerial Mapping Services Contract Towill is currently under our fifth consecutive contract with Caltrans to provide as -needed professional aerial photogrammetric mapping services statewide. Most tasks under this contract are focused on the acquisi- tion, processing, and classification of airborne LiDAR (Light Detection and Ranging) data and the genera- tion of color orthophotography; an increasing number of projects over the last two contract periods have also included the capture of planimetric features. Specific services provided under these contracts include airborne LiDAR data acquisition and process- ing, photogrammetric mapping, aerotriangulation, ground control surveys, and quality control surveys. We completed a total of 56 task orders during our previous on -call contract (2015-2018), including: State Route 74 in Orange County: Airborne LiDAR mapping and orthophotography for approximately five miles from west of Hot Spring Canyon Road to the Riverside County border in southeast Orange County. Year Completed: 2018; Interstate 15 in Riverside County: Airborne LiDAR data collection for pavement condition studies along a three-mile stretch of highway near Temecula. Year Completed: 2017; and Interstate 40 in San Bernardino County: Airborne LiDAR, Mapping, and Orthophotography for a 50-mile stretch between Ludlow and Needles. Year Completed: 2016. Client: Caltrans District 59 Contact: John Erickson, CP, PLS Phone: 916.227.7649 TOWINLL Orange County Transportation Authority: OC Streetcar Project Construction Management Services Towill is providing on -call construction staking ser- vices to PGH Wong for the OC Streetcar project. This OCTA project is in coordination with the City of Santa Ana and City of Garden Grove to construct a new east -west double -track modern streetcar in Orange County between the Santa Ana Regional Transpor- tation Center in the City of Santa Ana and the Harbor Boulevard/WestminsterAvenue intersection in the City of Garden Grove. The purpose of the project is to improve transit connectivity and transit accessibility, increase transit options, relieve congestion by pro- viding alternative mobility options in a manner that is sensitive to the community's character, and provide benefits to the environment through improved air qual- ity. Year Completed: Ongoing. Owner: OCTA Client: PGH Wong Engineering, Inc. Contact: Doaa Aboul-Hosn, PE Phone: 602.300.4091 City of Irvine: Culver Drive and University Drive Intersection Improvements Project Towill is providing construction surveying services to support the Culver Drive/University Drive Intersection Improvements project. The project involves widening the roadway; reconstructing the concrete median, sidewalks, curb and gutter, etc.; street light relocation; traffic signal modification; extension of an existing channel box culvert; installation of a landscape and irrigation system; signing, striping, and pavement markings; and relocation and adjustment of IRWD water facilities. Towill's tasks include performing a centerline survey and monumentation recovery; de- tailed surveys of the streets, sidewalks, and neighbor- ing properties; developing a digital terrain model and street cross -sections; performing construction staking and as -built surveys; and monument preservation. Year Completed: Ongoing. Submitted October 24, 2019 10