STRATEGIC PRIORITY: Transportation & Infrastructure
AGENDA DATE: June 26, 2024
COUNCIL DISTRICT(S): 4, 8
DEPARTMENT: Water Utilities Department
EXECUTIVE: Majed Al-Ghafry
______________________________________________________________________
SUBJECT
Title
Authorize Supplemental Agreement No. 2 to the professional services contract with HDR Engineering, Inc. for additional engineering services required for water and wastewater relocations, additional storm drainage design, geotechnical engineering and survey work for the Nandina Pine Trail area, and additional design for King's Branch culvert at Genoa - Not to exceed $130,049.68, from $897,753.10 to $1,027,802.78 - Financing: Flood Control (D) Fund (2017 General Obligation Bond Fund) ($38,763.10), Water Capital Improvement G Fund ($43,817.56), and Wastewater Capital Improvement F Fund ($47,469.02)
Body
BACKGROUND
On April 24, 2019, the City Council authorized a contract with HDR Engineering, Inc. to provide necessary engineering services required to develop construction plans and specifications for flood protection, storm drainage relief systems and other culvert improvements at twelve locations. The sites include King's Branch culvert crossings at seven different locations, Pruitt Branch culvert, Abshire Lane, Greenspan-Kirnwood, Nandina Pine Trail Area and Morning Dew Circle. The City of Dallas determined that these locations require improvements to provide adequate capacity for the conveyance of storm water flows and to address localized flooding during storm events.
During the design of these projects, additional engineering services beyond the scope of the original contract were determined to be needed at 11 sites. On April 13, 2022, the City Council authorized Supplemental Agreement No. 1 to provide additional engineering services required for developing construction plans and specifications related to flood management and stormwater improvements at these locations. These services included more extensi...
Click here for full text