Presentations by Mark Graves, PE
Matches: 4
Corrosion Pipe Loop Studies for a New Desalinated Brackish Groundwater Source in San Antonio
The San Antonio Water System (SAWS) is considering using raw and desalinated brackish groundwater from the Wilcox Aquifer to supplement their current supplies. Introduction of a new water source into SAWS' distribution system has the potential to generate changes related to corrosion, metal release, and aesthetics (i.e., color). Pipes within the di...
Ceramic Membranes with Direct Filtration vs. Polymeric Membranes with Settling or MIEX Pretreatment
The results of pilot study for the San Jacinto River Authority are evaluated. Selection of the optimum treatment system was based on costs along with evaluations of the treated water quality, ease of operation and maintenance, and long term system reliability. The general strengths and weaknesses of ceramic and polymeric membranes are evaluated as...
It is not all about the money - non-economical considerations when selecting a surgace WTP design alternative
This presentation will help owners and engineers understand the implications of several noneconomic factors that need to be considered when selecting among viable technical solutions for treating surface waters. Water demand projections indicated that the City of Broken Arrow (COBA) will need additional water supply from the Verdigris River (VR) to...
Emergency Raw Water Desalination for Texas Drought Response
This presentation will detail the unique planning, design, discharge and treatment permitting, and construction procurement/execution implemented to provide a crucial new water supply to the Palo Pinto CMWD1 and City of Mineral Wells with 8 months? notice from planning to operations. Emergency options to maintain an uninterrupted supply of water we...