O-2002-2602 - Laserfiche WebLink

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e e EXHIBIT E DESIGN CONCEPT MEMORANDUM This is an exhibit made a part of and incorporated by reference into the Agreement made on nAr.AmhAr Q. ?OO? between the City of La Porte (Owner) and Huitt- Zollars, Inc. (Engineer) providing for professional services. Engineer Supports & Install Prefabricated Steel Pedestrian Bridge over Little Cedar Bayou Park PROJECT OVERVIEW: Engineer shall provide professional services to evaluate the proposed site and design structural supports for installation of an Owner-provided 10' by 165' (nominal) single span (Steadfast) prefabricated steel pedestrian bridge over Little Cedar Bayou at its intersection with South 3m Street right of way. The City of La Porte, in conjunction with the Harris County Office of Housing and Economic Development, will purchase and install a prefabricated steel bridge at the site described above. Funding for this project is shared by Harris County and the City of La Porte. The project includes the investigation of the site, utilization of the Bridge Engineer's plans and specifications, evaluation of f100dway requirements, and other considerations to develop footings and supports for the bridge. The selected firm will monitor construction of the footings and supports, as well as the actual prefabricated bridge final assembly and installation. Time is of the essence for this project. The prefabricated bridge must be installed and operational prior to April 30, 2003. ANTICIPATED PROFESSIONAL SERVICES: The City intends to engage the services of a professional firm to develop the design of footings and installation of the prefabricated bridge at the site. The anticipated scope of work will, at a minimum, include the following: . Evaluate Subsurface Conditions and other Factors Relating to Design - After review of bridge engineered plans and specifications for loading, etc., Engineer shall investigate through the use of soil samples, etc. to determine proper loading requirements to design footings and supports for the bridge. Architect shall consider applicable utility siting for the proposed design, including electrical and water components that may be on site. Engineer shall consider special requirements for the site, located in City of La Porte right of way, and assure that the resulting design meets all City, County and State requirements, rules, and procedures required for design and installation. . Develop Preliminary Design - Upon authorization, Engineer shall produce preliminary design for the project for consideration by City/County Project Administrator review. . Develop Final Design - Upon approval of the preliminary design, Engineer shall proceed with final design details, including site requirements for piers and other considerations to be determined.