5. SECTION 09 - PAINTING AND COATING-jdg.pdf

USIBWC Amistad Reservoir and Dam Turbine Pit Pipeline and Supports Corrosion Mitigation

Val Verde County, Texas

July 2020 USIBWC Solicitation

Painting and Coating 09.90.00-Page 1

SECTION 09.90.00

PAINTING AND COATING

PART 1 - GENERAL

1.1 SECTION INCLUDES

Part 1 - General

1.1 Section Includes

1.2 Related Requirements

1.3 Reference Standards

1.4 Submittals

1.5 Measurement and Payment

1.6 General

1.7 General Work Procedure

1.8 Safety and Health Regulations

1.9 Special Correction of Defects Requirements

1.10 Quality Control

Part 2 - Products

2.1 General

2.2 Submerged and Sever Service Coating Systems

Part 3 - Execution

3.1 Lead Paint Inspection

3.2 General Work Practices

3.3 Handling and Storage of Lead Paint

3.4 Personnel and Equipment Decontamination

3.5 Final Inspection and Acceptance

3.6 Preparation for Coating

3.7 Manufacturer’s Services

3.8 Workmanship

3.9 Storage, Mixing, and Thinning of Materials

3.10 Metal Surface Preparation (Ungalvanized)

3.11 Surface Preparation for Galvanized Ferrous Metal

3.12 Nonferrous Metals Surface Preparation

3.13 Application of Coatings

3.14 Curing of Coatings

3.15 Field Inspection and testing

3.16 Management of Waste

3.17 Coating System Schedule

--End of Section--

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1.2 RELATED REQUIREMENTS

A. Section 22.05.10-Rehabilitation of Turbine Pit Piping and Pipe Supports

B. MWH now part of Stantec Report, “Amistad Powerhouse Final Inspection Report.”

C. Drawing Nos. M001 through M013

1.3 REFERENCE STANDARDS

A. Commercial Standards

1. SSPC SP1-Solvent Cleaning: Removal of oil, grease, soil, salts, and other soluble contaminants by cleaning with solvent, vapor, alkali, emulsion, or steam. (2016)

2. SSPC SP2-Hand Tool Cleaning: Removal of loose rust, loose mill scale, loose paint, and other loose detrimental foreign matter, by hand chipping, scraping, sanding, and wire brushing. (2004)

3. SSPC SP3-Power Tool Cleaning: Removal of loose rust, loose mill scale, loose paint, and other loose detrimental foreign matter, by power tool chipping, descaling, sanding, wire brushing, and grinding. (2004)

4. SSPC SP13-Surface preparation of Concrete: Requirements for surface preparation of concrete by mechanical, chemical, or thermal methods prior to the application of bonded protective or lining systems. (2003)

5. SSPC SP WJ-1/NACE WJ-1: Clean to Bare Substrate. (2012)

6. SSPC Paint No. 42, Epoxy Polyamide/Polyamidoamine Primer, Performance Based.

(2015)

7. SSPC Paint 16 - Coal Tar Epoxy-Polyamide Black (or Dark Red) Paint. (2015)

8. SSPC Paint No. 36, Two-Component Weatherable Aliphatic Polyurethane Topcoat, Performance Based, September. (2013)

9. ANSI/AWWA C205-Cement-Mortar Protective Lining and Coating for Steel Water

Pipe – 4 in. (100mm) and Larger – Shop Applied. (2012)

10. ANSI/AWWA C209-Cold-Applied Tape Coatings for the Exterior of Special

Sections, Connections, and Fittings for Steel Water Pipelines. (2013)

11. ANSI/AWWA C210-Liquid Epoxy Coating Systems for the Interior and Exterior of

Steel Water Pipelines. (2015)

12. ANSI/AWWA C213-Fusion-Bonded Epoxy Coating for the Interior and Exterior of

Steel Water Pipelines. (2015)

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13. ANSI/AWWA C214-Tape Coating Systems for the Exterior of Steel Water Pipelines.

(2014)

14. ANSI/AWWA C217-Petrolatum Tape and Petroleum Wax Tape Coatings for Exterior of Connections and Fittings for Steel Water Pipelines. (2016)

15. OSHA 1910.144-Safety Color Code for Marking Physical Hazards. (2007)

16. OSHA 1926.62-Lead in Construction Regulations. (2012)

17. 30 TAC 335-Texas Administrative Code: Industrial Solid Waste and Municipal

Hazardous Waste. (2004)

18. NSF Standard 61-Contact with Drinking Water. (2013)

19. ASTM D 5162-Standard Practice for Discontinuity (Holiday) Testing of

Nonconductive Protective Coating on Metallic Substrates. (2015)

20. NAPF 500-03-Surface Preparation Standard for Ductile Iron Pipe and Fittings in

Exposed Locations Receiving Special External Coatings and/or Special Internal Linings. (2006)

21. USEPA Method 524.1-Measurement of Purgeable Organic Compounds in Water by Packed Column Gas Chromatography/ Mass Spectrometry

B. Regulatory Agency Requirements: Coatings for surfaces in contact with raw or potable water shall impart no taste or odor to the water nor result in any organic or inorganic content in excess of the maximum contaminant level established by applicable laws or regulations including NSF Standards. The Contractor shall use formulated paints that meet current VOC regulatory limits.

C. Inspection records of shop or field-applied coatings and linings for buried or submerged items shall be submitted to COR prior to burying or submerging items.

1.4 SUBMITTALS

A. Submittals shall include the following information and be submitted at least 30 days prior to protective coating work:

1. Contractor shall submit a Paint Removal Plan detailing removal equipment, methodology, safety requirements, access to elevated heights, personnel exposure monitoring and protection, dust control, containment procedures and waste collection.

Appropriate documentation of personnel training and fit testing for respiratory protection shall be included in the APP if respiratory protection is specified. Paint Removal Plan shall also detail what turbine pit equipment (piping, walkway, etc.) will be disassembled to maximize accessibility, how this equipment will be protected and stored, and a plan for reassembly.

2. Contractor shall submit a Repainting Plan detailing surface preparation equipment, surface preparation methodology, surface repainting methodology, safety

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09.90.00-Page 4 requirements, access to elevated heights, and personnel exposure monitoring and protection.

3. Coating Materials List: A coating materials list showing the Manufacturer and the coating number, keyed to the coating systems herein. The list shall be submitted prior to or at the time of submittal of samples.

4. Paint Manufacturer's Information: For each coating system to be used, the following data shall be provided:

a. Paint Manufacturer's data sheet for each product proposed, including statements on the suitability of the material for the intended use.

b. Technical and performance information that demonstrates compliance with the system performance and material requirements.

c. Paint Manufacturer's instructions and recommendations on surface preparation and application.

d. Colors available for each product (where applicable).

e. Compatibility of shop and field applied coatings (where applicable).

f. Material Safety Data Sheet for each product used.

B. Samples

1. Samples of all paint, finishes, and other coating materials shall be submitted on 8 1/2 inch by 11 inch sheet metal. Each sheet shall be completely coated over its entire surface with one protective coating material, type, and color.

2. Two sets of color samples to match each color selected by the COR from the Manufacturer's standard color sheets. If custom mixed colors are indicated, the color samples shall be made using color formulations prepared to match the color samples furnished by the COR. The color formula shall be shown on the back of each color sample.

C. Experience Requirements of the Field Applicator:

1. Three references which verify that the coating Contractor has demonstrated successful application of the specified coating system in the past 3 years. Provide the size (area of coating), time of completion, name, the owner’s address and telephone number for each installation referenced.

2. A written statement from the Contractor stating that they are qualified and experienced in the application of the specified coating systems. The letter shall state the manufacturer and model number of mixing, heating, and pumping equipment to be used to apply the specified coating systems.

3. A written statement from the manufacturer certifying that the coating Contractor’s onsite foreman and each applicator performing Work on the project has been trained and compliance certified to apply the selected coating system.

4. Contractor shall provide SSPC QP 1 and QP 2 certification.

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5. All Contractors that perform surface preparation, lead abatement or coating application shall be certified by the Society for Protective Coatings (formerly Steel Structures Painting Council) (SSPC) to the requirements of SSPC QP 1 and QP 2 prior to contract award, and shall remain certified while accomplishing any surface preparation, lead abatement or coating application. The Contractor must remain so certified for the duration of the project. If a Contractor’s certification expires, the company will not be allowed to perform any work until the certification is reissued.

Requests for extension of time for any delay to the completion of the project due to an inactive certification will not be considered. Notify the Government of any change in contractor certification status.

1.5 MEASUREMENT AND PAYMENT

The work performed by the Contractor under this Section shall not be paid for directly, but shall be included in the various Bid Items under this Contract.

1.6 GENERAL

In accordance with the Specifications contained in this Section and as shown on the Drawings, or as directed, the Contractor shall perform the Work described below. The scope described below represents the work for a single unit, but this scope shall be applied to both Units 1 and 2.

A. Definitions

1. The term “paint,” “coatings,” or “finishes” as used herein, shall include surface treatments, emulsions, enamels, paints, epoxy resins, tapes, and all other protective coatings, excepting galvanizing or anodizing, whether used as a pretreatment, primer, intermediate coat, or finish coat.

2. The term "DFT" means minimum dry film thickness.

B. Turbine Pit Lead Paint Abatement Scope of Work: The Work shall include all labor, equipment, materials, and services necessary for the removal, handling, and containerization of all paint, including surface layers and lead paint primers, coating the turbine pits including but not limited to: turbine pit liners, the turbine pit walkway railing, turbine head cover, gate operating ring, wicket gate servomotors and gate operating mechanism, turbine guide bearing, turbine shaft seal and the exterior piping surfaces.

1. The Contractor shall be required to comply with all aspects of OSHA 29 CFR

1926.62 “Lead in Construction Regulations” with regards to disturbance of these materials when performing their Work. It shall be the sole responsibility of the Contractor to comply with OSHA including all costs associated with, but not limited to:

a. Development and implementation of a Lead Compliance Program.

b. Development and implementation of a Respiratory Program.

c. Development and implementation of a Medical Monitoring Program.

d. Development and implementation of a Hazard Communication Program.

e. Performance of any lead testing required on the Project.

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f. Performance of any Negative Exposure Assessments required.

g. Providing all medical examinations required.

h. Providing all equipment required (Including appropriate PPE).

i. Providing all engineering controls and associated Work practices.

j. Appropriately disposing of all paint material and associated debris in accordance with the Contract Documents.

2. The Contractor shall completely clean the turbine pit of all dirt, mud, oil, grease, corrosion, water and other loose disposable substances. The Contractor shall sustain a clean turbine pit that is dry and free of the substances listed above through each process including lead paint abatement, corrosion mitigation, surface preparation, and repainting.

3. The Contractor shall remove all paint, including surface layers and lead paint primers, coating the turbine pits including but not limited to: turbine pit liners, the turbine pit walkway railing, turbine head cover, gate operating ring, wicket gate servomotors and gate operating mechanism, turbine guide bearing, turbine shaft seal, and the exterior piping surfaces to current OSHA standards listed in Subsection 1.3. Dynamic components shall be operated through their entire range of motion to expose all accessible surfaces for lead paint abatement. Paint removal methods that result in airborne particulates, such as abrasive blasting, shall not be used. Following completion of the paint removal activities, the surrounding floor areas and affected surfaces shall be cleaned of loose paint, dirt, and debris.

4. The Contractor shall be responsible for segregating, containerizing, temporary storage, loading, transportation, and disposal of all hazardous and non-hazardous waste materials generated during paint removal activities in accordance with Federal, State of Texas, and local regulations.

5. Monitoring – The Contractor shall provide monitoring of ambient air for particulate levels during cleaning operations. Thresholds for mitigation of hazards shall be established in the Contractor’s Accident Prevention Plan (APP) and strictly enforced. Visible emissions from building openings shall be cause for immediate stoppage and corrective action.

6. The Contractor shall systematically seal off each work area throughout the performance of the work, and shall bar access to anyone except its own employees performing or supervising work or the COR.

7. The Contractor shall collect all loose paint. Loose paint, dust, dirt, debris, and all material shall be containerized in USDOT approved metal drums or USDOT equivalent plastic drums for off-Site disposal. All containers shall be affixed with a Hazardous Waste or Universal Waste Paint label, placed into a secured area with secondary containment, and inspected daily until transported for disposal.

8. The Contractor shall be responsible for proper transport of all lead waste generated to an appropriately permitted disposal facility.

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9. The Contractor shall use equipment and methods that minimize generation of airborne dust (i.e. vacuuming with HEPA vacuums, air filtration, etc.). The use of burning or open flame devices is not allowed.

10. The Contractor shall be responsible for disassembly, removal and eventual reassembly of all piping inside the turbine pit, including instrumentation piping, as required for accessibility for paint removal, surface preparation and repainting. The Contractor shall be responsible for the protection of all disassembled piping and all opened pipelines.

11. The Contractor shall be responsible for disassembly, removal and eventual reassembly of the turbine pit walkway, as required for accessibility for paint removal, surface preparation and repainting.

C. Turbine Pit Re-Painting Scope of Work: Once the as-found surfaces of the turbine pit liners, turbine pit walkway railing, turbine head cover, gate operating ring, wicket gate servomotors and gate operating mechanism, turbine guide bearing, turbine shaft seal, and turbine pit piping exterior surfaces listed in Section 22.05.10 have been stripped of all paint, the surfaces shall be cleaned of all rust and prepared for repainting. Additionally, pipe supports, bolts and nuts listed in Section 22.05.10 below elevation 880’ require painting. If pipe supports, bolts and nuts below elevation 880’ cannot be removed and replaced, they shall be cleaned in place and then painted. If pipe supports, bolts and nuts below elevation 880’ can be removed, they shall be replaced and painted.

1. The Contractor shall provide protective coatings, complete and in place, in accordance with the Contract Documents.

2. Dynamic components shall be operated through their entire range of motion to expose all accessible surfaces for lead paint abatement, corrosion mitigation, surface preparation and repainting.

1.7 GENERAL WORK PROCEDURE

A. The following general work procedure shall work in conjunction with detailed means and methods submitted for review and compliance confirmation by the Contractor (See Subsection 1.5):

1. The following items shall be performed by the Government prior to handing equipment over to the Contractor:

a. The units shall be dewatered;

b. The turbine pits shall be drained;

c. The turbine pit pipe lines shall be drained;

d. Proper lock-outs/tag-outs shall be made;

2. The following items shall be performed by the Contractor, in addition to the detailed means and methods submitted for review and compliance confirmation:

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a. The Contractor shall follow all applicable safety standards, including but not limited to those related to PPE; work, ventilation and air circulation in a confined space; and containment of hazardous materials and lead paint.

b. The scope of Work associated with this Section shall be coordinated and scheduled appropriately with the scope of Work associated with Section 22.05.10.

c. The turbine pit piping shall be disassembled and removed from the turbine pit, as necessary, to permit maximum accessibility for lead paint abatement for the components housed in the turbine pit.

d. The turbine pit walkways shall be disassembled and removed from the turbine pit, as necessary, to permit maximum accessibility for lead paint abatement for the components housed in the turbine pit.

e. All disassembled and unsealed equipment shall be protected from contamination and safely stored until it is time for reassembly. Any disassembled equipment shall be reassembled by the Contractor prior to being turned back over to the Government.

f. The turbine pit shall be cleaned of all dirt, mud, oil, grease, corrosion, water and other loose disposable substances. The Contractor shall sustain a clean turbine pit that is dry and free of the substances listed above through each process including lead paint abatement, corrosion mitigation, surface preparation, and repainting.

g. All lead paint and corrosion shall be removed from the Units 1 and 2 turbine pits, as specified in this section.

h. All hazardous material shall be contained and disposed of per all applicable standards, as specified in this Section.

i. All surfaces in which lead paint and/or corrosion has been removed shall be prepared for repainting to an extent suitable for repainting per paint vendor specifications.

j. Prepared turbine pit equipment surfaces shall be repainted per vendor specifications and per the specifications provided in this Section.

k. After repainting, all moving components shall be able to operate without issue.

1.8 SAFETY AND HEALTH REGULATIONS

A. General: In accordance with the requirements of OSHA Safety and Health Standards for Construction (29CFR1926) and the applicable requirements of regulatory agencies having jurisdiction, as well as manufacturer’s printed instructions and appropriate technical bulletins and manuals, the Contractor shall provide and require use of personnel protective lifesaving equipment for persons working in or about the project site.

B. Head and Face Protection and Respiratory Devices: Equipment shall include protective helmets which shall be worn by all persons while in the vicinity of the Work. In addition, workers engaged in or near the work during sandblasting shall wear OSHA approved eye and face protection devices and air purifying, half mask or mouthpiece respirators.

Barrier creams shall be used on any exposed areas of skin.

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C. Ventilation: Where ventilation is used to control hazardous exposure, all equipment shall be explosion-proof. Forced air ventilation shall be provided to reduce the concentration of air contaminant to a safe limit. Air circulation and exhausting of solvent vapors shall be continued until coatings have fully cured.

D. Sound Levels: Whenever the occupational noise exposure exceeds maximum allowable sound levels, the Contractor shall implement furnish and require the use of OSHA approved hearing protective devices.

E. Illumination: Adequate illumination shall be provided while Work is in progress, which may include explosion-proof lights, scaffolding and electrical equipment. Whenever required by the COR, the Contractor shall provide additional illumination to cover all areas to be inspected. The level of illumination for inspection purposes shall be determined by the COR.

F. Temporary Ladders and Scaffolding: All temporary ladders and scaffolding shall conform to applicable safety requirements. They shall be erected where requested by the COR to facilitate inspection and shall be moved by the Contractor to locations as requested by the COR. Scaffolding shall be erected and frequently (daily) inspected by a competent person.

1.9 SPECIAL CORRECTION OF DEFECTS REQUIREMENTS

A. Inspection: An inspection may be conducted during the eleventh month following completion of all coating and painting work. The Contractor and a representative of the coating material manufacturer shall attend this inspection. All defective Work shall be repaired in accordance with these Specifications and to the satisfaction of the COR. The COR may, by written notice to the Contractor, reschedule the inspection to another date within the 2 year correction period, or may cancel the inspection altogether. If an inspection is not held, the Contractor is not relieved of its responsibilities under the Contract Documents.

1.10 QUALITY CONTROL

A. Permits and Regulations: Contractor will identify and comply with all applicable Federal, State of Texas, and Local regulations.

PART 2 - PRODUCTS

2.1 GENERAL

A. Re-Coating Suitability: Use suitable coating materials as recommended by the Manufacturer.

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B. Re-Coating Compatibility: In any coating system only compatible materials from a single Manufacturer shall be used in the Work. Particular attention shall be directed to compatibility of primers and finish coats.

C. Re-Coating Containers: Re-coating materials shall be sealed in containers that plainly show the designated name, formula or specification number, batch number, color, date of manufacture, and name of manufacturer, all of which shall be plainly legible at the time of use.

D. Re-Coating Colors: All colors and shades of colors of all coats of paint shall be as indicated or selected by the COR. Each coat shall be of a slightly different shade, to facilitate inspection of surface coverage of each coat. Finish colors shall be as selected from the manufacturer's standard color samples by the COR.

E. Substitute or "Or-Equal" Products

1. To establish equality, furnish satisfactory documentation from the manufacturer of the proposed substitute product that the material meets the indicated requirements and is equivalent or better in the following properties:

a. Quality.

b. Durability.

c. Resistance to abrasion and physical damage.

d. Life expectancy.

e. Ability to recoat in future.

f. Solids content by volume.

g. Dry film thickness per coat.

h. Compatibility with other coatings.

i. Suitability for the intended service.

j. Resistance to chemical attack.

k. Temperature limitations in service and during application.

l. Type and quality of recommended undercoats and topcoats.

m. Ease of application.

n. Ease of repairing damaged areas.

o. Stability of colors.

2. Protective coating materials shall be standard products produced by recognized manufacturers who are regularly engaged in production of such materials for essentially identical service conditions. Where requested, provide the COR with the names of not less than 10 successful applications of the proposed manufacturer's products, which comply with these requirements.

3. The cost of all testing and analyzing proposed substitute products, which may be required by the COR shall be paid by the Contractor at no additional cost to the Government. If a proposed substitution requires changes in the Work, bear all such costs involved and the costs of allied trades affected by the substitution at no additional cost to the Government.

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2.2 SUBMERGED AND SEVERE SERVICE COATING SYSTEMS

A. Materials Sources: The manufacturers' products listed in this paragraph are materials which satisfy the material descriptions of this paragraph and have a documented successful record for long term submerged or severe service conditions. Proposed substitute products will be considered as indicated above.

B. System 100 - Amine Cured Epoxy: High build, amine cured, epoxy resin shall have a solids content of at least 80 percent by volume, and shall be suitable for long-term immersion service in potable water and municipal wastewater. System 100 shall meet the minimum performance requirements of Mil-PRF-23236 (D) Type VII, Classes 5, 7 and 9, Grade C, September,2009. For potable water service, the NSF International as in compliance with NSF Standard 61 - Drinking Water System Components - Health Effects shall list the coating material.

1. Prime coat and finish coats (3 or more, DFT = 16 - 20 mils), PPG-Amercoat 133, Tnemec Epoxoline Series L69, Sherwin Williams Macropoxy 646, or equal.

2. For coating of valves and non submerged equipment, DFT = 12 - 16 mils.

C. System 101 - Not Used

D. System 102 - Polyamide Cured Epoxy: High build, polyamide epoxy resin shall have a solids content of at least 56 percent by volume, and shall be suitable for long-term immersion in potable water and municipal wastewater. System 102 shall meet or exceed the minimum performance requirements of SSPC Paint No. 42, Epoxy Polyamide/Polyamidoamine Primer, Performance Based, October, 2015. For potable water service, the NSF International as in compliance with NSF Standard 61 shall list the coating material.

1. Prime coat and finish coats (3 or more, DFT = 12 - 17 mils), PPG Amer coat 370, Tnemec Pota-Pox Series 20, Jotun Tank Lining 550 (for non potable service only) or equal.

E. System 103 - Not Used.

F. System 104 - Not Used.

G. System 105 - Not Used

H. System 106 - Not Used

I. System 107 - Not Used

J. System 108 - Not Used

K. System 109 - Not Used

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L. System 110 – Not Used

M. System 111 - Not Used.

N. System 112 - Not Used.

PART 3 - EXECUTION

3.1 LEAD PAINT INSPECTION

A. Contractor shall inspect work area and identify all lead paint coatings.

B. All posting of placards, permits and certifications, installation and proper operation or implementation of all work practices, decontamination units, waste load out areas, pre-cleaning of surfaces, manometers, disposal containers, integrity of enclosures, water, surfactants, equipment, materials, protective clothing, and respiratory protection will be verified at the time of inspection.

C. Contractor will notify COR if conditions are found that differ materially from those represented in the bidding and specifications documents, or that may be detrimental to the proper and timely completion of the Work. Contractor shall not proceed with the Work until unsatisfactory conditions have been corrected in an acceptable manner.

D. Contractor shall identify to COR any suspected lead paint coatings not indicated in the

Contract Documents. Contractor shall treat suspected coatings as such or provide evidence that the materials do not contain lead paint.

E. Contractor shall provide PPE for the COR and/or Government Inspector to inspect work within the lead paint abatement area.

3.2 GENERAL WORK PRACTICES

A. The following techniques shall be employed during lead paint removal. Utilize vacuum cleaners equipped with HEPA filters.

B. Lead paint and contaminated debris shall be promptly contained in leak-tight containers.

C. If removal encapsulant is used, apply in accordance with manufacturer's written instructions.

D. If any gear boxes or motors will need to be drained prior to removal, then the collected oil will need to be managed as Used Oil. Used oil shall be tested for PCBs and total halogens prior to transportation for recycling or disposal.

E. The Contractor shall provide construction/deconstruction aids required for execution of the work, including, but not limited to, scaffolds, staging, ladders, stairs, ramps, runways, Val Verde County, Texas

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09.90.00-Page 13 platforms, railings, hoists, cranes, chutes and other facilities and equipment. Scaffold must be erected, maintained, inspected, and certified by a competent person in accordance with OSHA regulations. Powered man lifts must be inspected and operated in accordance with OSHA regulations.

F. The Contractor shall provide, as necessary, barriers to prevent unauthorized entry to deconstruction areas and to protect existing facilities and adjacent properties from damage during deconstruction. Temporary chain link fencing shall be erected and/or maintained by the Contractor around any openings in the ground deeper than four feet, in accordance with applicable laws and regulations.

G. A visual inspection shall be performed to determine if flaking or peeling painted surfaces and/or visible amounts of dust, debris or residue are still present. If deteriorated painted surfaces or visible amounts of dust, debris or residue are present, these conditions must be eliminated prior to the continuation of the clearance procedures.

H. Lead-based paint that has accumulated on the floor shall be swept and containerized for disposal at a licensed, Federal or State-approved disposal facility.

3.3 HANDLING AND STORAGE OF LEAD PAINT

A. Each person handling lead paint-containing waste material (LPWM) shall seal all LPWM in leak-tight containers and label the containers.

B. Appropriate containers and procedures shall be used to prevent all breakage, rupture or leakage during loading, shipping, transportation and storage of LPWM.

C. Carefully load containerized waste in fully enclosed dumpsters, trucks or other appropriate vehicles for transport. Exercise care before and during transport, to insure that no unauthorized persons have access to the material.

D. During loading and unloading, mark dumpsters, receptacles and vehicles with a sign complying with requirements of Federal and State of Texas regulations.

E. Storage is permitted only at locations compliance confirmed in advance by the COR.

Temporary storage shall not exceed a time period of more than five working days following the completion of the abatement action.

F. There shall be no discharge of visible emissions during the collection, processing, packaging, or transportation of any LPWM.

3.4 PERSONNEL AND EQUIPMENT DECONTAMINATION

A. The Contractor shall provide adequate facilities for decontamination of equipment and personnel at the end of each shift or whenever equipment and personnel leave the controlled abrasive blasting area.

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B. Disposable PPE, tools, and materials, along with any wash water, dust, solids, and sludge shall be placed into compliance confirmed containers and staged for disposal. All containers shall be properly labeled, closed, and inspected daily prior to disposal and located at the Contractor’s identified storage area.

C. Plastic, wood, and other materials used in construction of containment or control structures shall not be re-used or removed from site. All materials shall be placed into compliance confirmed containers and staged for disposal. All containers shall be properly labeled, closed, and inspected daily prior to disposal and located at the Contractor’s identified storage area.

3.5 FINAL INSPECTION AND ACCEPTANCE

A. After final cleaning, the COR shall complete a final visual inspection of the entire work area to confirm that all identified lead paint has been removed. If any lead paint is found, the removal process will be repeated. Additional removal shall be conducted at Contractor’s expense.

B. The Contractor shall also inspect all surfaces, ceiling, walls, floor, decontamination unit, all plastic sheeting, and seals over ventilation openings for lead paint debris. If any observed debris, residue, dust or other matter is found, then repeat decontamination procedures as previously specified.

3.6 PREPARATION FOR COATING

A. General: All surfaces to receive protective coatings shall be cleaned and prepared as indicated prior to application of coatings. Examine all surfaces to be coated, and correct surface defects before application of any coating material. Surfaces to be coated shall be dry and free of visible dust. Coatings shall not be applied to piping while water or other liquid is inside the pipe.

B. Protection of Surfaces Not to be Coated: Surfaces which are not to receive protective coatings shall be protected during surface preparation, cleaning, and coating operations.

C. Care shall be exercised not to damage adjacent work during blast cleaning operations.

Spray painting shall be conducted under carefully controlled conditions. The Contractor shall be fully responsible for and shall promptly repair any and all damage to adjacent work or adjoining property occurring from blast cleaning or coating operations.

D. Protection of Painted Surfaces: Cleaning and coating shall be coordinated so that dust and other contaminants from the cleaning process will not fall on wet, newly coated surfaces.

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3.7 MANUFACTURER’S SERVICES

A. Require the protective coating manufacturer to furnish a qualified technical representative to visit the project site for technical support as may be necessary to resolve field problems attributable or associated with the manufacturer's products.

B. For submerged and severe service coating systems, require the paint manufacturer to furnish the following services:

1. The manufacturer's representative shall furnish at least 6 hours of onsite instruction in the proper surface preparation, use, mixing, application, and curing of the coating systems.

2. The manufacturer's representative shall observe the start of surface preparation, mixing, and application of the coating materials for each coating system.

3.8 WORKMANSHIP

A. Skilled craftsmen and experienced supervision shall be used on all Work.

B. Coating shall be done in a workmanlike manner so as to produce an even film of uniform thickness. Edges, corners, crevices, and joints shall receive special attention to insure thorough cleaning and an adequate thickness of coating material. The finished surfaces shall be free from runs, drops, ridges, waves, laps, brush marks, and variations in color, texture, and finish. The hiding shall be so complete that the addition of another coat would not increase the hiding. Special attention shall be given to insure that edges, corners, crevices, welds, and similar areas receive a film thickness equivalent to adjacent areas, and installations shall be protected by the use of drop cloths or other precautionary measures.

C. All damage to surfaces resulting from the Work shall be cleaned, repaired, and refinished to original condition.

3.9 STORAGE, MIXING, AND THINNING OF MATERIALS

A. Manufacturer's Recommendations: Unless otherwise indicated, the coating manufacturer's printed recommendations and instructions for thinning, mixing, handling, applying, and protecting its coating materials, for preparation of surfaces for coating, and for all other procedures relative to coating shall be strictly observed.

B. All protective coating materials shall be used within the manufacturer's recommended shelf life.

C. Storage and Mixing: Coating materials shall be stored under the conditions recommended by the Material Safety Data Sheets, and shall be thoroughly stirred, strained, and kept at a uniform consistency during application. Coatings of different manufacturers shall not be mixed together.

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D. Flammable paints and thinners shall be stored in a designated location away from heat, sparks, flame, or smoking. Portable fire extinguishers shall be located at or near the flammable storage location.

3.10 METAL SURFACE PREPARATION (UNGALVANIZED)

A. Surface areas for dielectrically coated, or lined, ductile iron pipe shall be prepared in accordance with NAPF 500-03.

B. Workmanship for metal surface preparation shall be in conformance with the current SSPC Standards and this Section.

C. All oil, grease, welding fluxes, and other surface contaminants shall be removed by solvent cleaning per SSPC SP1 - Solvent Cleaning prior to blast cleaning.

D. All sharp edges shall be rounded or chamfered and all burrs, and surface defects and weld splatter shall be ground smooth prior to hand tool and power tool cleaning.

E. Comply with the applicable federal, state, and local air pollution control regulations for hand tool and power tool cleaning.

F. Surfaces shall be cleaned of all dust and residual particles of the cleaning operation by vacuuming, or another compliance confirmed method prior to painting.

G. Enclosed areas and other areas where dust settling is a problem shall be vacuum cleaned and wiped with a tack cloth.

H. Damaged or defective coating shall be removed by the specified blast cleaning to meet the clean surface requirements before recoating.

I. Shop-applied coatings of unknown composition shall be completely removed before the indicated coatings are applied. Valves, castings, ductile or cast iron pipe, and fabricated pipe or equipment shall be examined for the presence of shop-applied temporary coatings. Temporary coatings shall be completely removed by solvent cleaning per SSPC SP1 before the abrasive blast cleaning work has been started.

J. Shop primed equipment shall be solvent cleaned in the field before finish coats are applied.

3.11 SURFACE PREPARATION FOR GALVANIZED FERROUS METAL

A. Galvanized ferrous metal shall be alkaline cleaned per SSPC SP1 to remove oil, grease, and other contaminants detrimental to adhesion of the protective coating system to be used.

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B. Pretreatment coatings of surfaces shall be in accordance with the printed recommendations of the coating manufacturer.

3.12 NONFERROUS METALS SURFACE PREPARATION

A. Nonferrous metal surfaces shall be solvent-cleaned SSPC SP1 followed by sanding or brush-off blast cleaning SSPC SP7.

B. All surfaces shall be clean and dry prior to coating application.

3.13 APPLICATION OF COATINGS

A. The application of protective coatings to steel substrates shall be in accordance with SSPC PA1 - Paint Application Specification No. 1. Apply all coating materials in accordance with Material Safety Data Sheets and regulatory requirements.

B. Cleaned surfaces and all coats shall be inspected prior to each succeeding coat. Schedule such inspection with the COR in advance.

C. Hand tool and power tool cleaned ferrous metal surfaces shall be painted before any rusting or other deterioration of the surface occurs. Hand tool and power tool cleaning shall be limited to only those surfaces that can be coated in the same working day.

D. Coatings shall be applied in accordance with the manufacturer's instructions and recommendations, and this Section, whichever has the most stringent requirements.

E. Galvanized coatings shall be applied to the pipe supports per Section 09.97.13.

F. Special attention shall be given to edges, angles, weld seams, flanges, nuts and bolts, and other places where insufficient film thicknesses are likely to be present. Use stripe painting for these areas.

G. Special attention shall be given to materials, which will be joined so closely that proper surface preparation and application are not possible. Such contact surfaces shall be coated prior to assembly or installation.

H. Finish coats, including touchup and damage repair coats shall be applied in a manner, which will present a uniform texture and color matched appearance.

I. Coatings shall not be applied under the following conditions:

1. Temperature exceeding the manufacturer's recommended maximum and minimum allowable.

2. Dust or smoke laden atmosphere.

3. Damp or humid weather.

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4. When the substrate or air temperature is less than 5 degrees F above dew point.

5. When air temperature is expected to drop below 40 degrees F or less than 5 degrees F above the dew point within 8 hours after application of coating.

6. When wind conditions are not calm.

J. Dew point shall be determined by use of a sling psychrometer in conjunction with U.S.

Dept. of Commerce, Weather Bureau psychometric tables.

K. Unburied steel piping shall be abrasive blast cleaned and primed before installation.

L. The finish coat on all Work shall be applied after all equipment installation is complete and the Work areas are clean and dust free.

3.14 CURING OF COATINGS

A. Maintain curing conditions in accordance with the conditions recommended by the coating material manufacturer or by this Section, whichever is the most stringent, prior to placing the completed coating system into service.

B. In the case of enclosed areas, forced air ventilation, using heated air if necessary, may be required until the coatings have fully cured.

3.15 FIELD INSPECTION AND TESTING

A. General: Furnish the COR and Government Inspector a minimum of 3 days advance notice of the start of any field surface preparation work or coating application work.

B. All such Work shall be performed only in the presence of the COR or Government

Inspector, unless the COR has granted prior confirmation of compliance to perform such Work in its absence.

C. Inspection by the Government, or the waiver of inspection of any particular portion of the

Work, shall not relieve the Contractor of its responsibility to perform the Work in accordance with these Specifications.

D. Scaffolding shall be erected and moved to locations where requested by the COR or

Government Inspector to facilitate inspection. Additional illumination shall be furnished to cover all areas to be inspected.

E. Inspection Devices: Furnish, until final acceptance of such coatings, inspection devices in good working condition for the detection of holidays and measurement of dry-film thicknesses of protective coatings. Dry-film thickness gauges shall be made available for the Government’s use at all times while coating is being done, until final acceptance of such coatings. Furnish the services of a trained operator of the holiday detection devices

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09.90.00-Page 19 until the final acceptance of such coatings. Holiday detection devices shall be operated only in the presence of the COR or Government Inspector.

F. Holiday Testing: Holiday test all coated ferrous surfaces which will be submerged in water or other liquids, or surfaces which are enclosed in a vapor space in such structures and surfaces coated with any of the submerged and severe service coating systems.

Areas, which contain holidays shall be marked and repaired or recoated in accordance with the coating manufacturer's printed instructions and then retested.

1. Coatings with Thickness Exceeding 20 Mils: For surfaces having a total dry film coating thickness exceeding 20 mils: pulse-type holiday detector such as Tinker & Rasor Model AP W, D.E. Stearns Co. Model 14/20, or equal shall be used. The unit shall be adjusted in accordance with ASTM D 5162-15.

2. Coatings with Thickness of 20 Mils or Less: For surfaces having a total dry film coating thickness of 20 mils or less: Tinker & Rasor Model M1 nondestructive type holiday detector, K D Bird Dog, or equal shall be used by a licensed person. The unit shall operate at less than 75 volts. For thicknesses between 10 and 20 mils, a nonsudsing type wetting agent, such as Kodak Photo Flo, or equal, shall be added to the water prior to wetting the detector sponge. Holiday testing shall be in accordance with ASTM D 5162-15.

G. Film Thickness Testing: On ferrous metals, the dry film coating thickness shall be measured in accordance with the SSPC "Paint Application Specification No. 2" using a magnetic-type dry film thickness gauge such as Mikrotest model FM, Elcometer model 111/1EZ, or equal. Each coat shall be tested for the correct thickness. No measurements shall be made until at least 8 hours after application of the coating. On nonferrous metals and other substrates, the coating thicknesses shall be measured at the time of application using a wet film gauge.

H. Surface Preparation: Evaluation of blast cleaned surface preparation work will be based upon comparison of the blasted surfaces with the standard samples available from the NACE, using NACE standards TM 0170 and TM 0175.

3.16 MANAGEMENT OF WASTE

A. Contractor shall provide all labor, materials, equipment and incidentals required to collect, contain, store, load, transport, and dispose hazardous, universal, non-hazardous, or non-regulated inert waste materials specified in order to complete the Work in every respect.

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B. The Contract Documents define several of the materials that will be generated by the Project. These include Hazardous Substances, Hazardous Waste, Recyclable Metal, Solid Waste, Universal Waste, and Waste Metal.

C. The specific types of waste to be managed may include:

1. Lead-based paint and paint related materials

2. Waste abrasive cleaning materials

3. Waste cleaning solvents and thinners

4. Waste paint and paint related materials

5. Waste empty paint containers

6. Clean salvageable metals for recycling

7. Oils and oily water

8. Miscellaneous trash

D. Permits and Regulations: Contractor will obtain and comply with any/all necessary permits, waste declarations or profiles, waste manifests, and regulations for transportation and off-site disposal of PROJECT MATERIALS.

E. The Contractor will submit to the COR for review and compliance confirmation a written

Waste Management Plan.

F. The Contractor shall be responsible for segregating, containerizing, temporary storage, loading, transportation, and disposal of all hazardous, universal, and non-hazardous waste materials in accordance with Federal, State of Texas, and local regulations.

G. The Contractor will complete all disposal applications/waste profiles for the selected receiving facilities and provide copies to COR for CO or COR signature. Copies will be submitted to Contractor no later than 10 working days prior to the scheduled start of transportation and disposal activities.

H. The Contractor shall submit copies of the waste disposal and transportation documentation which are specified in this Section. Copies shall be submitted within five working days after the manifests are signed by the disposal facility and received by the Contractor.

I. Contractor is responsible for tracking hazardous and universal waste shipments and receipt of return manifests from the disposal facilities. If a hazardous waste manifest is not received within 35 days of shipment, the disposal site will be contacted. If the manifest is not received within 45 days of shipment, Contractor will prepare a draft exception report and provide to COR for review, signature, and submittal. Payment for waste materials with outstanding manifests will be withheld until manifest exception is satisfactorily corrected and accepted by the State of Texas.

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J. Contractor shall be the liaison with the disposal facilities and transporters to promote rapid turnaround of liquid and solid disposal containers.

K. Contractor shall maintain a waste generation log onsite that summarizes the daily and cumulative quantity of waste materials generated. The log shall show which disposal facilities receive which waste streams for disposal and the quantity of waste sent off-site for disposal on a daily basis. The log shall also include company names of the waste transporters who ship waste to off-site disposal facilities for each load shipped, truck number or identification for each load, shipping document number, container/vehicle inspection results, and a copies of the weight ticket/manifest.

L. Disposal of all waste shall be in accordance with any/all applicable Federal, State of

Texas, and local regulations. No waste is allowed to be salvaged for re-use.

M. Contractor shall provide COR with verification that recycled metals are processed and re-melted in the United States. No recycling/re-melt items shall be exported.

N. Unidentified Waste Materials: The COR shall be notified immediately in the event that previously unidentified regulated wastes are found at the site during the course of building cleaning and deconstruction activities.

O. Contractor shall collect representative waste samples from each waste stream to be disposed. Testing will be conducted as required by the disposal facility, and in accordance with all federal, state and local environmental regulations. The waste characterization samples will be submitted to an accredited analytical laboratory for analysis. All analytical laboratory reports, waste profiles and other documentation associated with a waste stream will be provided to the COR for review prior to initiating any transportation and disposal.

P. The Contractor shall provide staging areas for storage and management of waste materials prior to transport as required. The locations of all staging areas will be identified in the Waste Management Plan, and shall be reviewed by the COR.

Q. Following completion of the off-site transportation and disposal activities, staging area materials shall be disposed in accordance with the regulations applicable to the waste material stored in staging area.

R. All staging areas shall be constructed in such a way as to prevent the spread of contamination to the surrounding soils, groundwater or off-site areas. Contractor shall, to the extent possible, use existing concrete/asphalt pads for staging areas.

S. Contractor is responsible for daily inspection of waste storage areas. Contractor is responsible at no cost to the Government for correcting…