Dan B. Bullock, P.E.

Principal Engineer

Expertise

Water Resources and Geotechnical Engineering; Municipal, Industrial, and Hazardous Waste Landfill Design; Land Development, Wastewater Collection; Construction Management; and Public Infrastructure

Certification

Professional Engineer - Texas, Arkansas, New Jersey, and Louisiana

Education

B.S., Civil Engineering –

Texas A&M University (1991)

Craig E. Bennett, P.G.

Principal Hydrogeologist

Expertise

Groundwater Supply; Groundwater Modeling Services; Site Investigations and Assessments; Solid Waste Management; Mine Hydrogeology and Geochemistry; and Data Management and Statistical Analysis

Certification

Professional Geologist – Texas and Arkansas
Qualifying Party - Louisiana Contractor's License (Specialty: Hazardous Waste Treatment or Removal)

Education

B.S., Geological Sciences –

The University of Texas at Austin

(1992)

Robin P. Stagg, P.E.

Senior Consultant
(Providing as-needed engineering expertise and peer review for BBA clients)

Expertise

Evaluation and design of dam spillway structures; design and construction of marine structures and pipelines, including major structures in Cook Inlet and the North Sea, deep water Gulf of Mexico and facilities for Southeast Asia and the Middle East, and in the design and application of special purpose heavy lifting and load transfer systems; design of industrial structures and bridges; forensic engineering, including structural failure analysis and model testing.

Certification

Professional Engineer - Texas

Education

B.S., Civil Engineering –

The University of Texas at Austin (1965)

(1992)

Brett Barrick
Senior Health & Safety Manager

Expertise
Health and Safety Program Management, Development, and Maintenance related to Construction, Demolition, Mining, Manufacturing, Petrochemical Plants, Environmental Remediation, and Hazardous Waste Operations

Certification
Certified OSHA and MSHA Instructor

Education
Texas Tech University, Lubbock, Texas (1982-1985)

Karen M. Miller, P.E., P.G.

Senior Engineer

Expertise

Regulatory Compliance; Environmental Permitting; CERCLA and RCRA; Contaminant Transport; Landfill and Impoundment Design; RI/FS, Site Investigation; Due Diligence Auditing; Risk Assessments; Water Quality Studies and Permitting; and Solid Waste Management

Certification

Professional Engineer – Texas

Education

M.S., Environmental Science and Engineering – Rice University (1989)

B.S., Civil Engineering – Rice University (1985)

B. Alan Phillips, P.E.

Senior Engineer

Expertise

Municipal Water and Wastewater Facility Design; Membrane Water Treatment Plants; Wastewater Treatment Facilities; Pumping Stations, Lift Stations, and Pipeline Design; and Environmental Engineering.

Certification

Professional Engineer – Texas and Louisiana

Education

B.S., Petroleum Engineering – Louisiana Tech University (1984)
M.S., Civil and Environmental Engineering– The University of Tennessee at Knoxville (1995)

Peggy S. Hairston, P.E.

Project Engineer

Experience

Landfill Design; Surface Water Modeling; HELP Modeling; Contractor Supervision and Quality Assurance; Public Water Supply and Treatment; Statistical Analysis; and Soil and Groundwater Data Collection and Reporting

Certification

Professional Engineer – Texas

Certified CQA Geosynthetic Materials and Compacted Clay Liner Inspector

Education

B.S., Geosystems Engineering & Hydrogeology –

The University of Texas at Austin  (2005)

Marvin F. Machart

Construction/Quality Assurance Supervisor

Expertise

Safety Supervision and Construction Quality Control and Quality Assurance for Projects including:  Earthwork; Marine Work; Highway and Bridge Construction;

Conveyor Belt Construction; Pile Driving; Rig

Construction; and Welding

Chris A. Winkler

Senior Technician

Expertise

Environmental Site Assessments; Remediation System Installation; Groundwater and Soil Investigation; Construction Quality Assurance and Safety; Soil and Groundwater Sampling

Education

B.S., Natural Resource Use & Environmental Planning –

Southwest Texas State University

(1990)