Title
An Ordinance authorizing the execution of Modification No. 1 to agreement dated August 23, 2018 (RFQ No. 2018-064) for professional engineering services for Sanitary Sewer Modeling, Hydraulic Capacity and Design Services with HDR, Inc., for an increase of $340,875.00 with an amended not to exceed amount of $492,205.00, and authorizing the City Manager to enter into an agreement for the same. (12/2/19)
Body
Issue/Request:
An Ordinance authorizing the execution of Modification No. 1 to agreement dated August 23, 2018 (RFQ No. 2018-064) for professional engineering services for Sanitary Sewer Modeling, Hydraulic Capacity and Design Services with HDR, Inc., for an increase of $340,875.00 with an amended not to exceed amount of $492,205.00, and authorizing the City Manager to enter into an agreement for the same. The modification to the scope of services will cover final design and bidding services to implement solutions identified in the original scope of services provided for RFQ No. 2018-064 to improve the interceptor which connects the downtown area to the Cedar Creek Interceptor .
Key Issues:
The City and HDR, Inc. entered into an agreement dated August 23, 2018 (RFQ No. 2018-064) for Sanitary Sewer Modeling, Hydraulic Capacity and Design Services to evaluate the the trunk sewer from downtown to the Cedar Creek Interceptor.
The existing downtown interceptor currently has hyraulic impairments, such as undersized pipes and adverse pipe slopes, causing portions of the trunk sewer to surcharge during heavy rain events.
HDR's analysis indicates that improvements are required to meet the current demand and any future development in the downtown area.
HDR completed a preliminary design establishing pipe size based on recommended alignments and slopes.
HDR's significant previous knowledge of the project obtained during the performance of the original scope of RFQ No. 2018-064 will result in significant monetary and time savings.
Proposed City Counc...
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