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File #: 22-678    Version: 1 Name:
Type: CONSENT AGENDA Status: Agenda Ready
File created: 3/7/2022 In control: Water Utilities Department
On agenda: 5/11/2022 Final action:
Title: Authorize Supplemental Agreement No. 1 to the professional services contract with Halff Associates, Inc. to provide additional engineering services required for developing construction plans and specifications related to water and wastewater relocations and storm drainage improvements at three locations - Not to exceed $302,270.00, from $965,165.00 to $1,267,435.00 - Financing: Wastewater Capital Improvement G Fund ($137,849.00), Water Capital Improvement F Fund ($112,041.00), and Storm Drainage Management Capital Construction Fund ($52,380.00)
Indexes: 10, 11, 7
Attachments: 1. Maps, 2. Resolution
Date Ver.Action ByActionResultAction DetailsMeeting DetailsVideo
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STRATEGIC PRIORITY: Transportation & Infrastructure
AGENDA DATE: May 11, 2022
COUNCIL DISTRICT(S): 7, 10, 11
DEPARTMENT: Water Utilities Department
EXECUTIVE: Kimberly Bizor Tolbert
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SUBJECT

Title
Authorize Supplemental Agreement No. 1 to the professional services contract with Halff Associates, Inc. to provide additional engineering services required for developing construction plans and specifications related to water and wastewater relocations and storm drainage improvements at three locations - Not to exceed $302,270.00, from $965,165.00 to $1,267,435.00 - Financing: Wastewater Capital Improvement G Fund ($137,849.00), Water Capital Improvement F Fund ($112,041.00), and Storm Drainage Management Capital Construction Fund ($52,380.00)

Body
BACKGROUND

On June 12, 2019, City Council authorized a professional services contract with Halff Associates, Inc. for storm drainage improvements at three locations for the Sanford Avenue Storm Drainage Relief, Guildhall-McCree Storm Drainage Relief, and Greenhollow/Sapling/Clearsprings Storm Drainage Relief projects. The three projects will address flooding issues attributed to inadequate storm drainage infrastructure. The Sanford Avenue Storm Drainage Relief Project will address flooding of homes, structures, and property by making improvements to the drainage system that outfalls to Ash Creek. Guildhall-McCree drainage improvements will address flooding by making improvements to the drainage system that outfalls to White Rock Creek south of Audelia Road and Northwest Highway. Greenhollow/Sapling/Clearsprings drainage improvements will address flooding by making improvements to the drainage system that outfalls to Cottonwood Creek south of Midpark Road.

During the preliminary engineering phase of these projects, it was determined that existing water and wastewater infrastructure in the area of the proposed storm drainage improvements needed to be...

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