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Region: West

  • Shavano Park Street Maintenance Program

    The Right Fix for Every Road When Shavano Park’s residential streets started showing their age, the City didn’t rush to a single solution. They asked the right question first: what approach gives us the best long-term result? Our team analyzed four distinct maintenance strategies for the City’s proposed Street Maintenance Program, including full reconstruction, full-depth…

  • CDOT On Call- Subsurface Utility Engineering

    Subsurface Intelligence for Statewide Infrastructure Accurate subsurface data is the difference between a project that runs smoothly and one that doesn’t. Unexpected utility conflicts during construction can lead to costly relocations, project delays, and safety hazards. For a statewide transportation program like CDOT’s, having reliable information about what’s underground before design decisions are made is critical…

  • WMATA Mobile LiDAR Survey

    Mobile LiDAR surveying was performed for the Washington Metropolitan Area Transit Authority (WMATA) to capture the 3D data necessary for creating a base mapping model to aid in defining the most accurate and safe position of a newly designed cable tray, with the purpose of extending quality communication lines throughout the Washington, D.C. subway system….

  • UAS LiDAR for Bush Highway

    Colliers Engineering & Design was retained by the Maricopa County Department of Transportation to provide aerial survey services to capture existing baseline features of Bush Highway for future roadway improvements and construction. We developed a project approach utilizing LiDAR data capture with the Riegl VUX-1 LiDAR sensor mounted on the Pulse Aerospace Vapor 55 UAS…

  • Psomas/Caltrans Sonoma Highway 101 Scan

    Partnered with Psomas to provide 3D Laser Scanning services on a Caltrans Open-End Contract for District 4, which includes nine San Francisco Bay Area counties – Alameda, Contra Costa, Marin, Napa, San Francisco, San Mateo, Santa Clara, Solano, and Sonoma. The Sonoma Highway 101 project is the last task order on that contract. Our survey professionals…

  • Six Flags Great Adventure – Zumanjaro: Drop of Doom

    In order to add the Zumanjaro: Drop of Doom ride to the face of the Kingda Ka roller coaster at Six Flags Great Adventure, Colliers Engineering & Design’s professionals provided structural engineering, civil/site engineering, permitting, land survey, and construction stakeout services for the construction of new footings and support beams to reinforce the tower structure…

  • NMDOT US 82/NM 83 ADA Improvement Project

    As part of the ongoing New Mexico Department of Transportation Road Construction Project, Colliers Engineering & Design provided mapping services for the City of Lovington for ADA and driveway turnout improvements. The majority of existing pedestrian ramps and sidewalks in the City were not in compliance with current ADA requirements. Our services involved design-grade mobile…

  • NMDOT I-25 Mobile LiDAR Scanning & Location Survey

    Colliers Engineering & Design provided design-grade mobile LiDAR scanning of approximately 2.7 miles of the Interstate 25 corridor north of the NM47 interchange. The LiDAR data set was used to generate a high density DTM and map the required planimetrics within the project limits in compliance with NMDOT Location Survey specifications. Colliers Engineering & Design…

  • NMDOT I-25 and US-491 LiDAR Scanning

    Colliers Engineering & Design performed design-grade mobile LiDAR scanning for several New Mexico Department of Transportation Full Depth Reclamation projects on US-491 north of Gallup and I-25 between Los Lunas and Belen. Approximately 13 miles of US-491 and 12 miles of I-25 were scanned. The LiDAR data set was used as the basis for producing…

  • NMDOT Grand Avenue LiDAR Scanning & Mapping

    Colliers Engineering & Design conducted a design-grade mobile LiDAR scan of approximately two miles of Grand Avenue in Las Vegas, including intersecting side streets within the project limits. The LiDAR data set was utilized as the basis for producing a Location Survey base map that included a high-density DTM and required planimetric features in conformance…

  • Dining Hall

    The Terrace Dining Room (TDR), American University’s largest dining facility, has been transformed into an industry-leading space that combines modern design with a variety of independent dining concepts. Driven by student feedback, which highlighted a desire for a more engaging and dynamic dining experience, the redesign reimagines TDR as a contemporary, fast-casual restaurant rather than…

  • Yavapai-Apache Broadband Initiative

    The COVID-19 pandemic highlighted the critical need for reliable broadband on Tribal lands. To address this issue, the Yavapai-Apache Nation (YAN) secured an NTIA Tribal Broadband Connectivity Grant. YAN commissioned our firm to conduct a feasibility study for constructing, operating, and maintaining a fiber optic network across six Tribal communities. Working closely with Tribal leaders,…