CONSULTING ENGINEERING SERVICES

IN CONJUNCTION WITH

POWER PLANT COATINGS AND LININGS

CONDITION ASSESSMENT SURVEYS

Perform walkdown to:

• Ascertain remaining coating/lining system life
• Propose refurbishment specification
• Project life cycle costs
• Provide guidance for color schemes where appropriate
  
  
• Coal/Lignite & Ash handling systems
  

1. Barge Unloaders & Car Dumpers
2. Stacker Relaimer
3. Below and above ground conveyors
4. Ball/Bowl Mills, Coal Piping & Ash Dewatering Bins
5. Slag Tanks and bottom ash/clinker handling (including drag chain systems)
6. Bunkers, Silos & Ash Silos

• Flue Gas/FGD System Linings

1. Limestone Storage, Dumpers & Conveyors
2. Absorbers & Reaction Tanks
3. Associated hot and wet gas ducts including mixing zones
4. Mist eliminators, header ducts and stack linings
5. Reaction tanks
6. Clarifiers & thickeners and sludge processing systems

• Raw Water Systems

1. Trash Racks, Rakes & Travelling Water Screens
2. Circulator, Fire Water & Service Water Pumps
3. Intake & discharge tunnel/pipe linings
4. Main steam surface condenser tubesheets, tube ID’s and waterbox linings

• Tank & Vessel Linings

1. Fuel oil & diesel tanks
2. Condensate quality water storage tanks
3. Potable & fire water storage tanks
4. Chemical storage tanks

• Water & Waste Water Treating Systems

1. Ion exchange vessels
2. Contactors & filter vessels
3. Thickeners, clarifiers & floc vessels
4. Ion exchange vessels
5. Condensate polisher linings

• Structural Systems

1. Boiler Structure
2. Turbine Building
3. Intake Structure
4. Pipe racks
5. Tank farms
6. Waterfront structures
7. Secondary containment

PREPARE SPECIFICATIONS FOR THE ABOVE SYSTEMS AND STRUCTURES
& PROVIDE STAFF SUPPLEMENT/PROJECT MANAGEMENT

Specifications include the following materials:

• Solvent & waterborne Industrial Coatings:

1. Zinc-rich primers
2. Micaceous iron oxide primers and intermediate coatings
3. Epoxies
4. Polyurethanes, including moisture cured
5. Waterborne acrylic and acrylic-epoxies

• Specialty Floor Coatings & Concrete Surfacers

1. Self-Leveling epoxies
2. Skid-resistant coatings
3. Floor coatings/toppings for chemical & abrasion resistance (water treatment areas, warehouses, etc.)

• Specialty Lining Materials

1. "Elvaloy" & Polyolefin pre-fabricated sheet linings for waste neutralizing and other basins and vessels
2. Flake glass and fiberglass reinforced polyester and vinyl ester linings (lay-ups and laminants)
3. Novalac and other solventless epoxy linings
4. Sheet applied natural and synthetic rubber linings
5. Liquid-applied plastosols, including PVC, & urethane elastomers
6. Polyurea, polyethylene and polypropylene linings
7. Inorganic shotcrete materials including sodium and potassium silicate

• Anti-Fouling/Foul Release Coatings

• Intumescent (fire suppression) coatings

• High emisivity coatings for boiler internals

Specifications Address:

• Lead Abatement Protocols
• EPA & State & Local Regulations on Solvent Emissions
• Worker Health & Safety Regulations
• Special surface preparation criteria to remove chemical and microbial contamination.
• Environmental control systems to achieve and maintain proper environmental (ambient) conditions
• Criteria for ventilating and curing linings in pipes, vessels and tanks
• Inspection criteria
• An outline of the items to be addressed in contractor’s procedures for critical work such as tank, circ water and FGD lining systems
  

Project Management Services Include:

• Recommended bidders
• Bid comparison & contract award recommendation bases
• Contractor Procedure Review & comment resolution
• Economic evaluations (present worth of alternative scenarios, etc)
• Rehab or replace assessments
• Goal setting and tracking performance of owner/contractor partnering/alliance type contracts
• Grading contractor performance and delivery of commitments
• Recommending process, materials and equipment systems to enhance productivity and serviceability

Training

• Engineers, Supervisors & Technicians
• Inspectors
• Painters

    Scope of training includes:

• Corrosion fundamentals

• The role of protective coatings and linings in corrosion control

1. Liquid-applied coatings
2. Powdered resins
3. Plastisols
4. Hot Dip Galvanizing
5. Rubber Linings

• Types of Service Environments

1. Exterior-Marine/Industrial
2. Exterior-Rural
3. Chemical-Splash & Spill
4. Chemical-Immersion
5. Water Immersion
6. High Temperature

• Applicable Regulations

• Coating for Aesthetics

1. Illumination enhancement
2. Safety color coding/ hazard marking
3. Selecting a color scheme for the facility

• Materials, surface preparation and application systems and process developments for the 21^st century

Optional course content includes:

• Hands on familiarization with:

1. Surface preparation equipment
2. Application equipment
3. Inspection instruments

• Competency demonstration
• Examination
• Certification