GAI provides a unique blend of water and wastewater engineering and consulting services to both public and private sector clients throughout the United States, with a practical range of experience in planning, design, project procurement and construction services. We offer productive solutions to our clients including project procurement strategy, measurement strategy design, permitting, capacity analysis reports, operation optimization, pilot studies, alternative evaluation, project scheduling review and capital project planning. GAI is dedicated to providing the highest quality of knowledge and expertise to meet our clients’ needs in water resources and supply, wastewater treatment and water reuse.

Water and Wastewater Projects 

Groundwater quality has become a highly sensitive issue and recent legislation has increased industry’s responsibility for dealing with groundwater concerns. GAI has engineers, geologists, hydrogeologists, chemists, soil scientists and environmental specialists that are familiar with the technical implication of current regulations and can provide innovative approaches to complex groundwater problems. We offer solutions in groundwater assessment, site investigation, groundwater monitoring programs, aquifer monitoring, contamination assessment and remediation design/design evaluation.

Flood protection is a critical aspect for development along a waterway, and has recently proven itself an integral need to both the local, state and national infrastructure. In order to help manage the impacts of flodd events in our waterways, GAI offers comprehensive, proven solutions in levee design, flood protection, channel improvement, non-structural improvements such as relocation of an affected development, dam design, watershed management and infiltration control techniques. When it comes to flood protection and public safety, GAI is committed to excellence.

Flood Protection Projects 

GAI provides wetland and wildlife habitat services for private and public developers, utilities, heavy and light industries and local, state and federal agencies. Our services include wetland investigations, wetland delineations, threatened and endangered species surveys, stream quality studies, stream restoration, wetland functional assessments, wetland mitigation design, wildlife habitat evaluations and habitat monitoring. Our team members recognize the realities faced by clients with regard to the environment, which is why we’re dedicated to providing solutions that are not only cost-effective, but are also planned with great concern and care for both public and environmental health.

Wetland Projects 

GAI has provided dam engineering services since 1958, building upon this depth of knowledge and experience to provide clients with innovative, firm and intelligent solutions. Our abundance of expertise includes:

• Design and rehabilitation of soil, rock, mine tailings and concrete dams
• Site, economic and hydraulic feasibility studies
• Geotechnical investigations
• Structural design and analysis
• Hydraulic design and analysis
• Spillway hydraulic design and remediation
• Seismic analysis
• Materials testing
• Instrumentation design, installation and monitoring
• Inspection
• Inspection and safety training
• Emergency warning plans
• Maintenance and operation plans

Dam Engineering Projects 

GAI understands the myriad of operational and financial issues facing water, wastewater, reclaimed water and stormwater utilities today. From determining utility rates and charges that satisfy regulatory requirements to preparing multi-year financial forecasts and annual budgets, we offer the necessary expertise to assist utilities with complex business-related challenges. Our experience and qualifications enable us to assist in virtually every aspect of utility management and financing including valuations and acquisitions, rate and finance issues, revenue bond feasibility and capital funding services, expert witness testimony, utility regulation and government grant, loan and funding needs.

Utility Management Projects 

At GAI, our primary focus is to produce the highest quality project solutions on time and on budget. Our extensive experience includes dozens of land development and redevelopment projects for residential, commercial, industrial and mixed-use properties. Through the seamless interaction of our engineering disciplines, we are able to provide comprehensive solutions throughout all phases of a project. GAI provides professional engineers, environmental scientists, planners, registered land surveyors, field technicians, archaeologists and cultural resources specialists, all supported by expert technicians and state-of-the-art CADD systems, and all dedicated to supplying the time, knowledge and in-house experience fundamental to the successful completion of a project in partnership with the client.

Land Development and Civic Projects 

GAI has a thorough knowledge and understanding of geologic and mineral environments through project experience and the combined training of all our engineers and consultants. We are keenly aware of the problems associated with past mining operations in Pennsylvania, West Virginia, Virginia and other Eastern states, and have developed innovative and cost-saving solutions to alleviate these environmental and public concerns. GAI is dedicated to offering comprehensive, advanced and practical solutions to problems arising from past mining operations, and as a result, we are at the forefront of abandoned mine reclamation and acid mine drainage treatment design technologies, including passive treatment wetland design.

Watershed Management and Mine Reclamation Projects