| | | | | | | |  Shakopee City Council November 21, 2023
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| | | | | | | | | FROM: | Alex Jordan, City Engineer | | TO: | Mayor and Council Members |
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| | | | | | | | Subject: Approval of a Contract Amendment with WSB for Professional Services for the TH169 Pedestrian Bridge Improvements | | |
| | | | | | | | Policy/Action Requested: Authorize the execution of Contract Amendment No. 1 for Professional Services in the amount of $68,108 with WSB for the TH 169 Pedestrian Bridge Improvements. | | |
| | | | | | | | Recommendation: Authorize execution of the amendment. | | |
| | | | | | | | Discussion:
The City Council approved a Professional Services Agreement (PSA) with WSB for design, construction inspection and administration services at its February 16, 2021 meeting. The original PSA was based on a scope developed using the best available data prior to determining the final bridge design and level of effort necessary to construct the improvements. Additionally, the original contract assumed construction in 2022. Preliminary and final design provided valuable information including alternate bridge layouts, aesthetics and cost. The outcome was a bridge design that reduced construction costs, minimized environmental impacts, connected to existing trails and made it easier for residents to use and access.
The proposed changes to the Project's original construction services engineering scope are the product of important information gained through the engineering design process that added value to the overall project. Scope changes are also attributed to cost increases from inflation due to the delay in the original assumed construction year. The cost of the requested contract amendment is $68,108 and covers construction services changes that are mainly attributed to staff rate changes and an increase in hours needed to inspect the project and administer the contract. | | |
| | | | | | | | Budget Impact: The contract amendment increases the engineering design costs by $68,108. The authorized project funding included $242,700 for contingency to address contract changes during construction. The project improvements are complete, and the final construction costs don't require use of the full programmed contingency funds. The unused contingency is sufficient to cover the requested contract amendment without a budget amendment. | | |
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