I/I Studies

Hydraulic Modeling
Design & Construction
Operation & Maintenance
Regulatory Compliance
Master Planning
Pipedream©

 

 



 

G. Alan Johnson, P.E.

Principal Project Manager
Wade & Associates
A CH2M Hill Company

Professional Qualifications
Mr. Alan Johnson is Director of Design Services nd Project Manager for Design and SSES projects at Wade & Associates, Inc.  Throughout his 28 years of engineering, he has been directly responsible for numerous public improvement projects including new construction and rehabilitation of wastewater collection systems, storm drainage systems, combined sewer systems, water distribution systems, and has also been responsible for several Sanitary Sewer Evaluation Surveys (SSES).  For 20 years, he has supervised the design and construction management of projects ranging from small hydrological studies to design of large-scale sewer renewal programs. He has collaborated in the development of several computer programs used by Wade & Associates, Inc. to analyze wastewater collection system hydraulic response to wet-weather events. Mr. Johnson oversees all computer-aided drafting functions of the firm and supervises the firm's field services such as surveying and construction inspection.

Professional Registrations
Professional Engineer: Arizona (2003), Colorado (2000), Kansas (1984), Missouri (1995), Nebraska (2005), Oklahoma (1993), and Texas (1995)

Education
Kansas State University, B.S. in Agricultural Engineering, Structural Design Specialty, 1977

Professional Associations
Water Environment Federation (WEF)
American Society of Civil Engineers (ASCE)

Selected Projects
PAOLA, KANSAS
Project Manager for the Paola, KS, Country Club Lift Station Relocation and Sewer Design. This Project originated the design of a major interceptor sewer system and relocation of an out-dated, under capacity pumping station. Also included forcemains and a raw water line to supply irrigation recharge water for a pond on the Country Club golf course. This will enable the sanitary sewer collection system to expand and prepare for the future growth and development in the City's fastest growing area. The project represents over $800,000 in construction costs & included design, preparation of plans and specifications, bidding documents, bidding assistance, construction inspection, and administration assistance.

LEBANON, MISSOURI
Assisted the Project Manager for a City-wide SSES Project  that included Wade staff operating in conjunction with City staff. Components of the SSES project included: 1) training of city staff to conduct physical inspections of the collection system, 3) QA/QC of work inspected to assure the highest quality of reporting, 2) flow data collection and analysis, 3) I/I projections, 4) hydraulic modeling, 3) cost-effectiveness analysis and 6) reporting and recommendation for rehabilitation of the collection system. Results of the SSES work led to rehabilitation schedules and design.  
Project Manager for Design and QA/QC for sanitary sewer rehabilitation on the collection system renewal project. Responsibilities included working with City staff and administration to develop a sewer renewal program that could be managed by City staff and for which the City could provide some construction services, such as manhole rehabilitation and pipeline replacement. Construction work is on going with Wade & Associates overseeing construction and providing reporting to City administration and to MDNR.

TULSA, OKLAHOMA
Assisted the Project Team in the Sanitary Sewer Evaluation Study of the Turley & Rolling Hills Areas for the City of Tulsa. Project scope included I/I Quantification, Hydraulic Modeling using InfoWorks, Collection System Rehabilitation, and Private I/I Abatement. Project Manager for I/I Quantification program and QA/QC for the project.

SAVANNAH, MISSOURI
Project Engineer for an Inflow/Infiltration Investigation conducted for the entire sanitary sewer collection system. The purpose of the project was to identify sources of inflow and infiltration for the entire collection system and prepare a prioritized plan for correcting and eliminating all significant sources. Responsible for coordinating and managing approximately 155,000 linear feet of smoke testing, performed by Wade technicians. Also responsible for cost effectiveness analysis and reporting.  
Project Manager for Design Services for manhole and pipeline rehabilitation for the sewer rehabilitation project. Wade provided plans and construction specifications for bidding. Much of the pipeline rehabilitation will be performed under the state-wide Insituform CIPP contract. Construction for this $950,000  project is expected to be completed in early 2004 for pipeline and manhole projects.

INDEPENDENCE, KANSAS
Project Manager and Design Engineerfor a City-wide, comprehensive SSES and collection system rehabilitation project aimed at reducing excessive rain-fall induced sewer flows. The SSES project included smoke testing, manhole inspections, CCTV of pipelines, and building inspections. Data was collected and modeled to produce capacity analysis and rehabilitation schedules. The sanitary sewer renewal projects included manhole and pipeline rehabilitation design, and construction management.

LAWRENCE, KANSAS
Project Manager for sanitary sewer evaluation and modeling projects in the City of Lawrence. These projects include flow monitoring and flow analysis, evaluation of future growth, subdivision downstream analysis, and hydraulic capacity modeling. Multiple scenarios are being evaluated based on different growth projections and various collection system configurations. One significant task is to clearly define the effects of rerouting certain critical pumping stations.

LAWRENCE, KANSAS
Project Manager for Design
of the Lawrence KR-2B Sewer Extension. This project originated the design of a major interceptor sewer system that eliminated the need for the City's two previously scheduled pumping stations. Thus enabling the system to expand and prepare for the future growth and development of the City's fastest growing area. The project represents $800,000 in construction costs & includes design, preparation of plans and specifications, bidding documents, bidding assistance, construction inspection, and administration assistance.

FORT WORTH, TEXAS
Project Manager and Design Engineerfor numerous pipeline and manhole rehabilitation projects. Design work included plans and specifications, bidding, construction management, and construction assistance to the City in developing standard specifications for sewer rehabilitation.

TOPEKA, KANSAS
Project Manager for a Rehabilitation Design project in the East Topeka Study Area of the City's sanitary sewer system. The project includes approximately 100 manhole and 2,500 linear feet pipeline designs.
Project Manager for the Design and Construction Management of 200 manhole and 3,000 linear feet pipeline repairs in the West Branch area of the City's sanitary sewer system.
Project Manager for Rehabilitation Design for the Huntoon Basin Interceptor replacement. Approximately 3,600 linear feet of large diameter sewers are being replaced and realigned. This work includes water line and storm sewer adjustments.

TULSA, OKLAHOMA
Project Principal for a Sanitary Sewer Rehabilitation Design Program in the Flatrock Creek Basin.  Responsible for all pre-design, design, and construction administration services provided by Wade & Associates. The scope included rehabilitation design of about 3,000 manholes and about 60,000 linear feet of pipeline renewal or replacement design and construction management.
Project Principal for a Sanitary Sewer Rehabilitation Design Program in the Fred Creek Basin. Responsible for all pre-design, design, and construction administration services provided by Wade & Associates.  Scope included the preparation of four major construction contracts representing a variety of work including 45,300 feet of sanitary sewer rehabilitation and rehabilitation of more than 800 manholes.

PHOENIX, ARIZONA
Project Engineer and hydraulic modeling assistant for comprehensive hydraulic model for the entire City of Phoenix, Arizona. The scope of work includes temporary flow monitoring at 91 locations throughout the City’s wastewater collection system, evaluation of the City’s current Pipedream© hydraulic model, recalibration of the City’s Pipedream© hydraulic model, identification of CIPs and reporting. The current hydraulic model contains more than 84,000 sewer nodes and is believed to be one of the largest hydraulic models developed in the world.

PITTSBURG, KANSAS
Managed field inspections, evaluated flow data and prepared hydrologic studies and final plans and specifications for storm drainage projects as part of the City's long-term stormwater management program.

PORTER, OKLAHOMA
Expert witness for a home-owner whose property was subjected to repeated overflows from poorly maintained city sewers. Responsibilities included field investigations, CCTV of the pipeline, evaluation and calculation of normal and storm induced sewer flows, pipeline defect identification and evaluation, and general survey of the property. Mr. Johnson was deposed by attorney’s representing both sides of the dispute. The testimony and evidence by Mr. Johnson produced a satisfactory settlement between City and homeowner.

KANSAS CITY, MISSOURI
Assisted in the sanitary sewer evaluation study of the Rocky Branch Watershed that identified, quantified, evaluated and eliminated I/I sources that caused overloads at the wastewater treatment plant. The Rocky Branch collection system consists of 28 miles of sewer.

BARTLESVILLE, OKLAHOMA
Prepared construction plans and specifications for a $1.0 million manhole repair and rehabilitation program. Additional project services included pre-construction and construction administration, field inspection and project certification.

PIMA COUNTY, ARIZONA
Directed development of a hydraulic model of the sanitary sewer system for Pima County, Arizona, including preliminary data collection and project coordination; basin and flow monitoring data review; development of hydraulic network; hydrodynamic model calibration; and Pipedream© software license, transfer and training.

FAYETTEVILLE, ARKANSAS
Managed the development of a hydraulic model for a 680,000-linear-foot sanitary sewer system. The model included numerous split flows, lift stations and complicated diversions.

PEORIA, ARIZONA
Selected and laid out flow monitoring sites and requirements working with a local consultant. Calibrated a computer model of the City's 100,000-linear-foot wastewater collection system based on actual flow measurements in the existing system. Made adjustments in the computer model until there was a reasonable approximation between field data and model results. Provided training to City staff on the selected software used to create the wastewater master plan model.

ABBOTSFORD, BRITISH COLUMBIA
Project Manager.  Supervised the hydraulic model preparation for this 150,000-manhole collection system, development of a hydraulic network, creation of meter site sheets, and analysis of flow data and system hydraulics. Work was also performed in Pitt Meadows, Hammond Bay and Nanaimo, BC.

HARRISONVILLE, MISSOURI
Assisted in a sanitary system evaluation survey of approximately 130,000 linear feet of pipe in the City's South Outfall Interceptor and managed rehabilitation design.  The scope of work included: Phase I, inflow investigation; Phase II, infiltration investigation; Phase III, private I/I investigation.  The project included manhole and pipeline rehabilitation design, creation of closed caption TV inspection specifications, and construction management.

MIAMI, OKLAHOMA
Prepared plans, specifications, and contract construction documents for the City's public I/I reduction program including storm sewer disconnection program, manhole rehabilitation and pipeline renewal. Total construction cost was $1.3 million.

LAWRENCE, KANSAS
Prepared plans and specifications for several subdivision improvement projects that conformed to City standards. The project scope included lot layout, pavement design, storm and sanitary sewers, water lines, utility coordination, signing and pavement markings, construction phasing, and traffic control.

LENEXA, KANSAS
Performed hydrologic analysis of drainage basin; designed storm sewer; and prepared construction plans, right-of-way descriptions and construction contract documents.

DOUGLAS COUNTY, KANSAS
Responsible for design and construction management of a $400,000 improvement program for a wastewater collection and treatment system at a county recreation park.
Coordinated a $500,000 culvert replacement program requiring design and construction documents for 11 culverts, including reinforced concrete box culverts, corrugated metal pipe and arch culverts, and reinforced concrete pipe culverts. Construction plans included grading, layout, culvert details, drainage details, signing, and traffic control. The project was locally funded.

Specialty Training
WATER ENVIRONMENT FEDERATION (WEF) GEOGRAPHIC INFORMATION SYSTEMS IN PUBLIC UTILITIES.
Orlando, Florida, 1991. Conference topics included benefits and costs, evaluation of procedures and problem descriptions.

MID-AMERICA GIS SYMPOSIUM.
Kansas City, Kansas, 1992. In-depth presentation of GIS features, hardware & software requirements, data acquisition and associated costs with emphasis on database development and integration of existing information.

Technical Papers
EVALUATION OF PUMPING CAPACITY 24” DIAMETER DIGESTER MIXING EDUCTOR TUBE
Presented at the KWEA Annual Conference, April 10, 2003.

ELECTRONIC DATA COLLECTION VS PAPER FORMS
Presented at the GITA Conference XXIII, held in Denver CO, March 26-29, 2000.

MANHOLE AND PIPELINE REHABILITATION
Presented at the 1998 Nebraska NWEA Annual Meeting, held in Kearney, NE, November 3-5, 1998.

USING ARCVIEW AS A FRONT-END FOR SANITARY SEWER HYDRAULIC MODELING.
Presented at the WEF Computer Technologies Specialties Conference in Philadelphia, PA, June 16, 1997.

INTEGRATED MODELING FOR IMPROVING SANITARY SEWER INFRA-STRUCTURE.
Presented at the 1995 WEF Specialty Conference: Automating to Improve Water Quality, held in Minneapolis, Minnesota, June 25-28, 1995.

MANAGING THE COLLECTION SYSTEM INVENTORY: COMPUTER-ASSISTED APPROACHES.
Presented at the 1993 WEF Specialty Conference: Computers in the Water Environment, held in Santa Clara, California, August 8-11, 1993.

Technical Registrations
Horizontal Directional Drilling: Design and Inspection. Center for Underground Infrastructure Research and Education. February 2005. Certificate No. 05003
Trenchless Technology Inspector: Design and Inspection. Center for Underground Infrastructure Research and Education. February 2005. Certificate No. 05029
Pipeline Assessment Certification Program (PACP): Certificate of Completion. June 2006. Certificate No. U-606-3446  


back to top