PILLAR: Sustainable
AGENDA DATE: March 25, 2026
COUNCIL DISTRICT(S): 2, 14
DEPARTMENT: Dallas Water Utilities Department
PRIORITY: Infrastructure
______________________________________________________________________
SUBJECT
Title
Authorize Supplemental Agreement No. 3 to the professional services contract with Garver, LLC to provide additional engineering services required for flood management and stormwater drainage improvements at two locations (list attached to Agenda Information Sheet) - Not to exceed $585,628.50, from $799,730.00 to $1,385,358.50 - Financing: Flood Control (D) Fund (2017 General Obligation Bond Fund)
*In alignment with Bond Implementation Program.
Body
BACKGROUND
On October 23, 2019, the City Council authorized a contract with Garver, LLC to provide engineering services required for flood management and storm drainage improvements at six locations, including Gilford-Roanoke, 1300/1301 Munger Boulevard, 3700 Alderson, 3215 Homer Street, State Thomas - Flora/Boll to Fairmont and State Thomas - Hallsville/Worthington. 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. The additional services include construction administration for all six locations, hydrologic and hydraulic modeling, environmental analysis and permitting, and survey/easement preparation for the Gifford-Roanoke Relief System project, and water/wastewater utility improvements for the 3700 Alderson Street, 3215 Homer Street, and State Thomas - Flora/Boll to Fairmont projects. The additional modeling, environmental analysis, survey and easements, water and wastewater utility relocations, and construction administration services were not included in the initial project scoping but were necessa...
Click here for full text