Georges Creek WWRF EQ - Technical Specification Division II - IFB 9-25-26.pdf

TECHNICAL SPECIFICATIONS

GEORGES CREEK WWRF

EQ UPGRADES

DIVISION II

CWSRF # 370-121

September 2026

Prepared for:

Renewable Water Resources (ReWa)

Greenville, South Carolina

KCI Project No:

00013511_005

ISSUED FOR BIDS

THIS PAGE INTENTIONALLY LEFT BLANK

GEORGES CREEK WWRF

EQ UPGRADES DIVISION II

CWSRF # 370-121

Prepared for Renewable Water Resources

Greenville, South Carolina

KCI Project No. 00013511_005

September 2026

DIVISION 1

GENERAL REQUIREMENTS

KCI Project No. 00013511_005 Georges Creek WWRF EQ Upgrades Division II

TOC- 1 Renewable Water Resources

TABLE OF CONTENTS

DIVISION 1 – GENERAL REQUIREMENTS

SECTION TITLE

01010 Summary of Work

01016 Occupancy

01025 Measurement and Payment

01055 Construction Staking

01060 Regulatory Requirements

01091 Codes & Standards

01140 Maintenance of Plant Operations

01200 Project Meetings

01297 Schedule of Values

01320 Construction Project Schedule

01340 Shop Drawings, Product Data & Samples

01350 Safety Requirements

01410 Testing Laboratory Services

01500 Temporary Facilities

01540 Job Site Security

01562 Dust Control

01610 Transportation & Handling

01611 Storage and Protection

01640 Product Handling

01650 General Equipment Requirements

01660 Technical Services

01700 Contract Closeout

01710 Cleaning

01720 Project Record Documents

01740 Warranties and Bonds

DIVISION 2 – SITE CONSTRUCTION

02010 Subsurface Investigation

02060 Demolition

02110 Clearing and Grubbing

02220 Excavating/Backfilling for Structures

02221 Trenching & Backfilling for Utilities

02240 Dewatering

02260 Erosion and Sediment Control

02310 Site Grading

02513 Asphaltic Concrete Paving

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DIVISION 2 – SITE CONSTRUCTION (continued)

SECTION TITLE

02930 Grassing

02955 Temporary Bypass Pumping

DIVISION 3 – CONCRETE

03300 Cast-In-Place Concrete

03405 Precast Utility Structures

03600 Non-Shrink Grout

03800 Leakage Testing of Hydraulic Structures

DIVISION 5 – METALS

05500 Miscellaneous Metal

DIVISION 9 – FINISHES

09900 Painting

DIVISION 11 – EQUIPMENT

11207 Parshall Flume

11289 Electric Valve Operators

11291 Cast Iron Sluice Gates

11293 Plug Valves

11294 Air-Vacuum Valves for Wastewater Services

DIVISION 13 – SPECIAL CONSTRUCTION

13320 Flow Metering

DIVISION 15 – MECHANICAL

15200 Plant Piping, Valves and Appurtenances

15445 Influent Pumping Equipment

15445.1 Original Influent Pumping Equipment (Self-Priming Centrifugal Pumps)

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DIVISION 16 – ELECTRICAL

16400 Electrical

16680 Variable Frequency Drives

APPENDICES

A Mandatory Supplemental Conditions for SRF

B CITI Controls Integration Scope of Supply

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Section 01010

SUMMARY OF WORK

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PART 1 - GENERAL

1.1 LOCATION OF WORK

All of the work of this Contract shall be installed at locations shown on the drawings.

1.2 SCOPE OF WORK

A. The Contractor shall furnish all labor, materials, equipment, tools, services and incidentals to complete all work required by these specifications and as shown on the drawings.

B. The Contractor shall perform the work complete, in place, and ready for continuous service, and shall include repairs, testing, permits, clean-up, replacements and restoration required as a result of damages caused during this construction.

C. All materials, equipment, skills, tools and labor which are reasonable and properly inferable and necessary for the proper completion of the work in a substantial manner and in compliance with the requirements stated or implied by these specifications or drawing shall be furnished and installed by the Contractor without additional compensation, whether specifically indicated in the contract documents or not.

D. The Contractor shall comply with all municipal, county, state, federal, and other codes which are applicable to the proposed construction work.

1.3 GENERAL DESCRIPTION OF WORK TO BE PERFORMED

A. Furnish all labor, materials, equipment, and incidentals required and construct the Georges

Creek WRRF EQ Upgrades, as shown on the drawings and specified herein.

B. The work includes, but is not necessarily limited to, the following:

1. IPS header modifications and flow diversion piping

2. Electrical, instrumentation, and controls modifications for the new valves, meters, and flow diversion system

3. Erosion control

4. 18-inch diversion force main installation

5. 4-inch water line installation

6. Parshall flume and flume structure

7. All other work as noted on the plans.

01010-2 Renewable Water Resources

1.4 WORK SEQUENCE

A. All work to be done under this contract shall be done with minimum inconvenience to the existing water reclamation facility.

B. Coordinate the construction schedule and operations with the Owner’s representative.

C. See Section

1.5 CONSTRUCTION AREAS

A. Contractor shall limit his use of the construction areas for work and for storage, to allow for:

1. Owner use.

B. Coordinate use of work site.

C. Assume full responsibility for the protection and safekeeping of products under this contract, stored on the site.

D. Move and store products, under Contractor’s control which interfere with operations of the

Owner or separate Contractor.

E. Obtain and pay for the use of additional storage or work areas needed for operations.

1.6 PLANS AND SPECIFICATIONS

A. The technical specifications consist of three parts: General, Products, and Execution. The

General Section contains General Requirements which govern the work. Products and

Execution modify and supplement the General Requirements. The Products and Execution parts shall always govern whenever there appears to be a conflict.

B. Intent

All work called for in the specifications applicable to this contract, but not shown on the plans in their present form, or vice versa, shall be of like effect as if shown or mentioned in both. Work not specified in either the plans or in the specifications but involved in carrying out their intent or in the complete and proper execution of the work, is required and shall be performed by the Contractor as though were specifically delineated or described.

The apparent silence of the specifications as to any detail, or the apparent omission from them of a detailed description concerning any work to be done and materials to be furnished, shall be regarded as meaning that only the best general practice is to prevail and that only material and workmanship of the best quality is to be used, and interpretation of these specifications shall be made upon that basis. The inclusion of the General Requirements (or work specified elsewhere) in the general part of the specifications is only for the convenience of the Contractor and shall not be interpreted as a complete list of related specification sections.

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1.8 OWNER OCCUPANCY

Owner will have full access to and use of all existing wastewater conveyance facilities. Cooperate with Owner’s representative in all construction operations to minimize conflict and to facilitate

Owner usage.

1.9 PARTIAL OWNER OCCUPANCY

The Contractor shall schedule his operations for completion of portions of the work, as designated, for the Owner’s occupancy prior to substantial completion of the entire work.

PART 2 - PRODUCTS

Not used

PART 3 - EXECUTION

END OF SECTION

01010-4 Renewable Water Resources

Section 01016

OCCUPANCY

01016-1 Renewable Water Resources

1.1 PARTIAL OCCUPANCY BY OWNER

Whenever, in the opinion of the Engineer, any section or portion of the work or any structure is in suitable condition, it may be put into use upon the written order of the Engineer and such usage will not be held in any way as an acceptance of said Work or structure, or any part thereof, or as a waiver of any of the provisions of the specifications and the contract. Pending final completion and acceptance of the Work, all necessary repairs and replacement, due to defective materials or workmanship or operations of the Contractor, for any section of the work so put into use shall be performed by the Contractor at Contractor’s own expense.

Section 01016

OCCUPANCY

01016-2 Renewable Water Resources

Section 01025

MEASUREMENT & PAYMENT

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A. SCOPE

A. The bid form lists each item of the project for which payment will be made. No payment will be made for any items other than those listed in the bid form.

B. Required items of work and incidentals necessary for the satisfactory completion of the

Work which are not specifically listed in the bid, and which are not specified in this section to be measured or to be included in one of the items listed in the bid, shall be considered as incidental to the work. All costs thereof, including Contractor’s overhead costs and profit, shall be considered as included in the lump sum or unit prices bid for the various bid items. The Contractor shall prepare the bid accordingly.

C. Work includes furnishing all labor, equipment, tools and materials, which are not furnished by the Owner and performing all operations required to complete the work satisfactorily, in place, as specified and as indicated on the drawings.

B. DESCRIPTIONS

A. Measurement of an item of work will be by the unit indicated in the bid.

B. Payment will include all necessary and incidental related work not specified to be included in any other item or work listed in the bid.

C. Payment will be made by extending unit prices multiplied by quantities provided and then summing the extended prices to reflect actual work. Such price and payment shall consti-tute full compensation to the Contractor for furnishing all permits, labor, equipment, tools and materials not furnished by the Owner and for performing all operations required to provide to the owner the entire project, complete in place, as specified and as indicated on the drawings.

D. No separate payment will be made for any item of work, materials, parts, equipment, sup-plies or related items required to perform and complete the work. The costs for all such items required shall be included in the price bid for item of which it is a part. The Bid

Form is provided for the Contractor’s convenience and to assign values to the work to be performed. No separate payment shall be made for incidental work required in the contract documents. The total bid amount shall be all inclusive of the work to be performed, in place, complete, and accepted. No separate payment shall be made for any work not spe-cifically listed on the Bid Form, but required to perform the work in the bid documents.

This work will be considered incidental to the performance of the contract.

E. “Products” shall mean materials or equipment permanently incorporated into the work.

01025-2 Renewable Water Resources

PART 2 – BID ITEMS

A. GENERAL CONSTRUCTION

1. General Construction shall be paid at the Lump Sum amount established in the Bid Form and shall include all equipment, labor, materials, and incidentals necessary for the general requirements of the Work. Payment shall include mobilization and demobilization, pay-ment and performance bonds, insurance, Contractor’s temporary facilities, erosion and sediment control installation, maintenance and removal, site cleanup, and all other general construction items required for completion of the Project that are not specifically included under another bid item.

B. PUMP STATION MODIFICATIONS

1. Influent Pumps (2) Payment shall be paid at the Lump Sum amount established in the

Bid Form and shall include all equipment, labor, and materials to furnish and install two

(2) Gorman Rupp Model T8 B F vertical self priming centrifugal pumps and their respec-tive skids along with all suction and discharge connections as shown on the plans and as specified herein. Payment shall include delivery, unloading, setting, anchoring, grouting, suction and discharge piping connections, gaskets, bolts, fittings, supports, startup, test-ing, cleanup, and all other items required for a complete installation. Controls and associ-ated wiring shall be paid for under a separate bid item.

2. Influent Pump Controls Shall be paid at the Lump Sum amount established in the Bid

Form and shall include all equipment, labor, and materials to furnish and install the com-plete pump control system including Eaton variable frequency drives VFDs, control pan-els, operator interface devices, control relays, internal panel components, factory assem-bly, startup services, testing, and all associated appurtenances as shown on the plans and as specified herein. Payment shall include delivery, mounting, configuration, cleanup, and all other items required for a complete and operational control system.

3. Electrical shall be paid at the Lump Sum amount established in the Bid Form and shall include all equipment, labor, and materials to furnish and install the complete electrical system serving the pump installation and flow diversion system as shown on the plans and as specified herein. Payment shall include power distribution components, breakers, dis-connects, conduit, wiring, terminations, supports, grounding, bonding, connections to equipment, field testing, startup assistance, cleanup, and all other items required for a complete and operational electrical installation.

4. Station Piping Modifications shall be paid at the Lump Sum amount established in the

Bid Form and shall include all equipment, labor, and materials necessary to complete the

Pump Station Piping Modifications as shown on Sheets M-1.0 and M-1.1 and as specified herein. Payment shall include demolition of existing piping, valves, supports, and appur-tenances as indicated on sheet M-1.0, furnishing and installation of all new piping, fittings, supports, and appurtenances as shown on M-1.1, this includes the installation of all mag-netic flow meters (furnished by System Integrator in F.1), actuated valves, and manual valves, core drilling, wall penetrations, link seals, grouting, cleanup, and all other items required for a complete and operational piping system modification.

01025-3 Renewable Water Resources

5. Influent Bypass Pumping shall be paid at the Lump Sum amount established in the Bid

Form and shall include all equipment, labor, and materials necessary to provide temporary bypass pumping for the IPS. Payment shall include furnishing, installing, operating, main-taining, and removing temporary bypass pumps, temporary force mains, suction and dis-charge piping, fittings, valves, plugs, temporary influent plugs and isolation of existing influent structures as required, connections, supports, fuel, power, standby equipment, monitoring, restoration of disturbed areas, cleanup, and all other items required to main-tain continuous operation of the IPS during construction.

6. Wet well Cleaning shall be paid at the Lump Sum amount established in the Bid Form and shall include all equipment, labor, and materials necessary to clean the existing wetwell and remove all solids as specified herein. Payment shall include dewatering as required, removal and proper disposal of all debris, grit, rags, sediment, and accumulated solids, pressure washing of interior surfaces as necessary, confined space entry proce-dures, temporary ventilation, restoration of the wetwell to service condition, cleanup, and all other items required to provide a clean and operational wetwell ready for construction activities.

C. ESP PUMP STATION MODIFICATIONS

1. Pump ESP Pump Station Modifications shall be paid at the Lump Sum amount estab-lished in the Bid Form and shall include all equipment, labor, and materials necessary to complete the ESP Pump Station demolition, meter and valve modifications, piping mod-ifications, and Parshall flume installation as shown on the plans and as specified herein.

Payment shall include removal and proper disposal of existing pumps and equipment;

installation of blind flanges, caps, and steel plates; removal and replacement of the exist-ing 16 inch magnetic flow meter and check valve; removal and installation of valves, fittings, and appurtenances; installation of 18 inch ductile iron pipe and fittings; 18 inch electrically actuated plug valve; air release valve assembly and vent piping; restrained flange adapters; excavation, trenching, bedding, core drilling, link seals, and grouting;

furnishing and installing the 12 inch fiberglass Parshall flume, precast concrete vault, alu-minum railing, walk through ladder, and piping tie ins; restoration, cleanup, and all other items required for complete and operational ESP Pump Station modifications. Magnetic flow meters, level instrumentation, and associated instrumentation shall be furnished by the System Integrator.

D. YARD PIPING

1. Yard Piping shall be paid at the Lump Sum amount established in the Bid Form and shall include all equipment, labor, and materials necessary to furnish and install all yard piping improvements as shown on the plans and as specified herein. Payment shall include the

18 inch EQ Force Main installed by open cut and aerial methods, concrete pipe piers, 4-inch utility water line, tapping sleeves and valves, yard hydrants, ductile iron pipe and fittings, restrained joints, flanged connections, bends, tees, valve boxes, thrust restraint, excavation, trenching, sheeting and shoring as required, dewatering, bedding, backfill, compaction, testing, pavement removal and patching, restoration of access drives, grass-ing and other disturbed areas, cleanup, and all other items required for complete and op-erational yard piping installations.

01025-4 Renewable Water Resources

E. ALLOWANCES

1. Instrumentation and Controls Integration shall be paid at the Lump Sum allowance amount established in the Bid Form and shall be used to compensate the Owner’s system integrator, CITI, for instrumentation and control system integration services associated with the entire project. This allowance shall include furnishing all instrumentation and the new PLC as well as all integration of new and modified flow meters, level sensors, pressure transducers, motor controls, valves, mixers, pumps, and associated instrumentation into the existing SCADA system; programming, configuration, graphics development, database updates, communications setup, loop checks, testing, and startup support. The pre-negoti-ated Instrumentation and Controls Integration proposal submitted by CITI is included in

Appendix A. The Contractor shall be responsible for all work and associated cost not in-cluded in the proposal. The Contractor’s portion of the work shall be included under the corresponding items in Bid Item A through D.

F. CONTINGENCY

1. Owner Directed Contingency allowance shall be included in the Total Bid Price for the

Project and shall be calculated as 10 percent of the sum of Bid Items A through E up to

$10,000,000, plus 5 percent of the amount exceeding $10,000,000. This allowance is in-tended to cover costs associated with unforeseen conditions or Owner directed changes encountered during execution of the Work. Use of this allowance shall be authorized only through a written Work Change Directive issued by the Engineer. Any portion of the al-lowance not expended by completion of the Contract shall be credited back to the Owner.

G. BID ALTERNATIVES

1. Influent Pumps (2) shall include deletion of all work associated with furnishing and in-stalling the two influent pumps, including skids, motors, suction and discharge connec-tions, VFD controls, SCADA programming, electrical, startup, testing, and all appurte-nances associated with Bid Items B.1, B.2 and Portions of B.3 pertaining to the pumps only.

2. Division I Award Deduct shall be the Lump Sum amount established in the Bid Form to be deducted from the Division II Total Bid Price if both Division I and Division II are awarded to the same Contractor.

Section 01055

CONSTRUCTION STAKING

01055-1 Renewable Water Resources

1.1 SCOPE

A. Construction staking shall include all of the surveying work required to layout the work and control the location of the finished project. The Contractor shall have the full responsibility for constructing the project to the correct horizontal and vertical alignment, as shown on the drawings, as specified, or as ordered by the Engineer. The Contractor shall assume all costs associated with rectifying work constructed in the wrong location.

B. From the information shown on the drawings and the information to be provided as indicated under project conditions below, the Contractor shall:

1. Be responsible for setting reference points and/or offsets, establishment of baselines and all other layout, staking, and all other surveying required for the construction of the project.

2. Safeguard all reference points, stakes, grade marks, horizontal and vertical control points, and shall bear the cost of re-establishing same if disturbed.

3. Stake out the limits of construction to ensure that the work is not deviating from the indicated limits.

4. Be responsible for all damage done to reference points, baselines, center lines and temporary benchmarks, and shall be responsible for the cost of re-establishment of reference points, baselines, center lines and temporary benchmarks as a result of the operations.

C. Baselines shall be defined as the line to which the location of the work is referenced; i.e., edge of pavement, road centerline, property line, right-of-way or survey line.

D. Record drawing surveys shall be performed in accordance with Section 01720 of these specifications.

1.2 PROJECT CONDITIONS

A. The drawings provide the location and/or coordinates of principal components of the project. The alignment of some components of the project may be indicated in the specifications. The Engineer may order changes to the location of some of the components of the project or provide clarification to questions regarding the correct alignment.

B. The Contractor’s Surveyor will provide the following:

1. Vertical control points, with elevation, as shown on the plans.

2. Horizontal control points, with coordinates, as shown on the plans.

Section 01055

CONSTRUCTION STAKING

01055-2 Renewable Water Resources

1.3 QUALITY ASSURANCE

A. The level of detail of survey required shall be that from which the correct location of the pipeline or appurtenances can be established for the construction and verified by the

Engineer.

B. Any deviations from the drawings shall be confirmed by the Engineer prior to construction of that portion of the project.

The contractor shall provide all equipment and field supplies, including but not limited to, stakes, hubs, PK nails, flagging, paint, etc. necessary to perform construction staking.

3.1 STAKING PRECISION

The precision of construction staking required shall be that from which the correct location and elevation of all proposed piping, structures, and appurtenances can be established for construction and verified by the Engineer. Where the location of any components shown on the drawings, including structures, fittings, or utility crossings, are not dimensioned, the establishment of these locations shall be based on scaling from the drawings in relation to survey reference points.

3.2 REFERENCE POINTS

A. Reference points shall be placed, at or no more than three feet from the outside of the construction easement or right-of-way. The location of the reference points shall be recorded in a log with a copy provided to the Engineer for use, prior to verifying reference point locations. Distances shall be accurately measured to 0.01 foot.

B. The Contractor shall give the Engineer reasonable notice that reference points are set.

The reference point locations must be verified by the Engineer prior to commencing clearing and grubbing operations.

Section 01060

REGULATORY REQUIREMENTS

01060-1 Renewable Water Resources

A. Permits and Responsibilities

The Contractor shall, at no additional cost to the Owner, be responsible for obtaining all necessary licenses and permits, including building permits, and for complying with any applicable federal, state, county and municipal laws, ordinances, codes and regulations, in connection with the performance of the work. Copies of permits already obtained by the

Owner will be provided no later than the pre-construction conference.

B. The Contractor shall take proper safety and health precautions to protect the work, the workers, the public and the property of others.

C. Prior to commencing any work, the Contractor shall submit a job-specific Health and

Safety Plan to the Owner for their records.

D. Contractor shall provide inspection of sediment and erosion control measures required by the NPDES General Permit for Stormwater Discharges, SCR10000, and as described in the Stormwater Pollution Prevention Plan for the project. The Contractor shall be listed as a co-permittee in the Notice of Intent for coverage under the permit and shall sign the required certification for co-permittees.

E. The Contractor shall also be responsible for all materials delivered and work performed until completion and acceptance of the work.

F. The Contractor shall post a copy of the construction permit in a conspicuous location on site.

Section 01060

REGULATORY REQUIREMENTS

01060-2 Renewable Water Resources

Section 01091

CODES & STANDARDS

01091-1 Renewable Water Resources

1.1 DESCRIPTION

A. Whenever reference is made to conforming to the standards of any technical society, organization, body, code or standard, it shall be construed to mean the latest standard, code, or specification adopted and published at the time of advertisement for bids. This shall include the furnishing of materials, testing of materials, fabrication and installation practices. In those cases where the Contractor’s quality standards establish more stringent quality requirements, the more stringent requirement shall prevail. Such standards are made a part hereof to the extent which is indicated or intended.

B. The inclusion of an organization under one category does not preclude that organization’s standards from applying to another category.

C. In addition, all work shall comply with the applicable requirements of local codes, utilities and other authorities having jurisdiction.

D. All material and equipment for which a UL Standard, an AGA or NSF approval, or an

ASME requirement is established, shall be so approved and labeled or stamped. The label or stamp shall be conspicuous and not covered, painted, or otherwise obscured from visual inspection.

E. The standards which apply to this project are not necessarily restricted to those organizations which are listed in Article 1.2.

1.2 STANDARD ORGANIZATIONS

A. Piping and Valves

ACPA American Concrete Pipe Association

ANSI American National Standards Institute

API American Petroleum Institute

ASME American Society of Mechanical Engineers

AWWA American Water Works Association

CISPI Cast Iron Soil Pipe Institute

DIPRA Ductile Iron Pipe Research Association

FCI Fluid Controls Institute

MSS Manufacturers Standardization Society

NCPI National Clay Pipe Institute

NSF National Sanitation Foundation

PPI Plastic Pipe Institute

PVCPA Uni-Bell PVC Pipe Association

B. Materials

AASHTO American Association of State Highway and Transportation Officials

ANSI American National Standards Institute

ASTM American Society for Testing and Materials

01091-2 Renewable Water Resources

C. Painting and Surface Preparation

NACE National Association of Corrosion Engineers

SSPC Steel Structures Painting Council

D. Aluminum

AA Aluminum Association

AAMA American Architectural Manufacturers Association

E. Steel and Concrete

ACI American Concrete Institute

AISC American Institute of Steel Construction, Inc.

AISI American Iron and Steel Institute

CRSI Concrete Reinforcing Steel Institute

NRMA National Ready-Mix Association

PCA Portland Cement Association

PCI Prestressed Concrete Institute

F. Welding

ASME American Society of Mechanical Engineers

AWS American Welding Society

G. Government and Technical Organizations

AIA American Institute of Architecture

APHA American Public Health Association

APWA American Public Works Association

ASA American Standards Association

ASAE American Society of Agricultural Engineers

ASCE American Society of Civil Engineers

ASQC American Society of Quality Control

ASSE American Society of Sanitary Engineers

CFR Code of Federal Regulations

CSI Construction Specifications Institute

EDA Economic Development Administration

EPA Environmental Protection Agency

FCC Federal Communications Commission

FmHA Farmers Home Administration

FS Federal Specifications

IAI International Association of Identification

ISEA Industrial Safety Equipment Association

ISO International Organization for Standardization

ITE Institute of Traffic Engineers

NBFU National Board of Fire Underwriters

(NFPA) National Fluid Power Association

NBS National Bureau of Standards

NISO National Information Standards Organization

OSHA Occupational Safety and Health Administration

01091-3 Renewable Water Resources

SI Salt Institute

SPI The Society of the Plastics Industry, Inc.

USDC United States Department of Commerce

WEF Water Environment Federation

H. Roadways

AREA American Railway Engineering Association

DOT Department of Transportation

SSRBC Standard Specifications for Construction of Transportation Systems

SCDOT South Carolina Department of Transportation

I. Plumbing

AGA American Gas Association

NSF National Sanitation Foundation

PDI Plumbing Drainage Institute

SPC SBCC Standard Plumbing Code

1.3 SYMBOLS

Symbols and material legends shall be as scheduled on the drawings.

01091-4 Renewable Water Resources

Section 01410

MAINTENANCE OF PLANT OPERATIONS

KCI Project No. 00013511_005 Georges Creek WWRF EQ Upgrades Division II

01010-1 Renewable Water Resources

1.1 SUMMARY

A. Section includes:

1. General, administrative, and submittal requirements for coordinating with Owner’s operations during performance of the Work.

2. General information concerning site conditions.

3. Suggested sequence of Work.

4. Requirements for tie-ins and shutdowns necessary to complete the Work without impact on Owner’s operations except as allowed in this Section.

5. Requirements for coordinating with Owner’s Operations during testing, startup, and commissioning of new facilities.

1.2 GENERAL REQUIREMENTS

A. The Contractor shall furnish all labor, materials, equipment, tools, services and incidentals to complete all work required by these specifications and as shown on the Contract Drawings to:

1. Coordinate with Owner’s operations during the Work.

2. Test, startup, and commission all new facilities.

B. Except for shutdowns specified in this Section, perform the Work such that Owner’s facility remains in continuous satisfactory operation during the Project. Schedule and conduct the Work such that the Work does not impede Owner’s production or processes, create potential hazards to operating equipment and personnel, reduce the quality of the facility’s products or effluent, or cause odors or other nuisances.

C. Work not specifically covered in this Section or in referenced Sections may, in general, be completed at any time during regular working hours in accordance with the General

Conditions and Supplementary Conditions, subject to the requirements in this Section.

D. Contractor has the option of providing additional temporary facilities that can eliminate or mitigate a constraint without additional cost to Owner, provided such additional temporary facilities: do not present hazards to the public, personnel, structures, and equipment; that such additional temporary facilities do not adversely affect Owner’s ability to comply with Laws and Regulations, permits, and operating requirements; that such temporary facilities do not generate or foster the generation of odors and other nuisances; and that requirements of the Contract Documents are fulfilled.

E. The Contractor shall comply with all municipal, county, state, federal, and other codes which are applicable to the proposed construction work.

KCI Project No. 00013511_005 Georges Creek WWRF EQ Upgrades Division II

01010-2 Renewable Water Resources

F. Coordinate shutdowns with Owner and Engineer. When possible, combine multiple tie-ins into a single shutdown to minimize impacts on Owner’s operations and processes.

G. Do not shut off or disconnect existing operating systems, unless accepted by Engineer in writing. Operation of existing equipment shall be by Owner unless otherwise specified or indicated.

H. The Owner makes no guarantee that existing valves or gates are free of leaks. Therefore, Contractor shall seal or bulkhead Owner-operated gates and valves to prevent leakage that may affect the Work, Owner’s operations, or both. Provide temporary watertight plugs, bulkheads, and line stops as required. After completing the Work, remove seals, plugs, bulkhead, and line stops to satisfaction of Engineer.

I. Continuous Treatment Provision:

1. Federal regulations prohibit bypassing of untreated or partially treated wastewater or sewage during construction Work.

2. Contractor shall provide labor, equipment, materials, and incidentals to provide continuous treatment to the level prior to construction Work.

3. Contractor shall be responsible for providing temporary pumping facilities, systems, piping, valve, appurtenances, equipment, materials, and temporary utilities necessary to complete the Work without treatment bypassing.

1.3 GENERAL DESCRIPTION OF WORK TO BE PERFORMED

A. Furnish all labor, materials, equipment, and incidentals required and construct the Georges

Creek WRRF EQ Upgrades, as shown on the Contract Drawings and specified herein.

B. The work includes, but is not necessarily limited to, the following:

1. IPS header modifications and flow diversion piping and pumps

2. Electrical, instrumentation, and controls modifications for the new valves, meters, and flow diversion system

3. Erosion control

4. 18-inch diversion force main installation

5. 4-inch water line installation

6. Parshall flume and flume structure

7. All other work as noted on the plans.

1.4 ADMINISTRATIVE REQUIREMENTS

A. Coordination:

KCI Project No. 00013511_005 Georges Creek WWRF EQ Upgrades Division II

01010-3 Renewable Water Resources

1. Review installation procedures under other Specification sections and coordinate

Work that must be performed with or before the Work specified in this Section.

2. Notify other contractors in advance of Work requiring coordination with Owner’s operations, to provide other contractors sufficient time for work included in their contracts that must be installed with or before Work specified in this Section.

3. When possible, combine multiple tie-ins into a single shutdown to minimize impacts on Owner’s operations and processes.

B. Pre-Shutdown Meetings: Contractor shall schedule and conduct meeting with Owner and

Engineer prior to scheduling shutdown. The Pre-Shutdown Meeting shall occur at least 72 hours prior to scheduled shutdown.

C. Proposed Sequence:

1. Perform the Work in the specified sequence. Certain phases or stages of the Work may require working 24-hour days or work during hours outside of regular working hours. Work may be accelerated from a later stage to an earlier stage if Owner’s operations are not adversely affected by proposed sequence change, with Engineer’s acceptance. Stages specified in this Section are sequential in performance of the

Work.

D. Scheduling:

1. Work that may interrupt normal operations shall be accomplished at times convenient to the Owner.

1.5 CONSTRUCTION AREAS

A. Contractor shall limit his use of the construction areas for work and for storage to areas of work shown on the Contract Drawings.

B. Coordinate use of work site with Owner to maintain WRRF normal operations.

C. Contractor shall assume full responsibility for the protection and safekeeping of products under this contract, stored on the site.

D. Move and store products under Contractor’s control which interfere with operations of the

Owner or separate Contractor.

E. Obtain and pay for the use of additional storage or work areas needed for operations.

1.6 CONSTRUCTION SEQUENCING

B. Stage 1: Construct Force Main, Extend Utility Water Line

2. Work shall include but is not limited to:

a. Install new 18-in force main from Influent Pump Station to Meter Vault No. 3

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b. Install new 18-in force main from Check Valve Vault No. 1 to EQ Basin stub out with aerial crossing as shown on Contract Drawings

c. Install 18-in EQ drain piping and Parshall flume structure

d. Replace flow meter and modulating valve in Meter Vault No. 3 and check valve in Check Valve Vault No. 1.

e. Demolish and dispose of pumps and sections of effluent piping and associated electrical from the Emergency Storage Pond Pump Station as shown on Contract

Drawings

f. Construct utility water line extension to EQ Basin

C. Stage 2: Construct Influent PS Modifications

1. Work shall be phased. Work shall include but is not limited to:

2. Phase 1 – Begin Pump Station Modifications: All existing influent pumps shall remain in service through completion of Phase 1.

a. Install INF-P-5 and INF-P-6, including VFDs. Complete all wiring.

b. Core exterior wall of Influent Pump Station to connect to EQ force main in yard.

i. Verify depth and dimensions of electrical ductbank before coring.

c. Install EQ force main to points of connection with existing discharge headers, including control and isolation valves

d. Install new EQ force main drain piping to wall

e. Relocate sump pump controller

f. Conduct pressure and leak testing on new EQ piping.

Note:

If Bid Alternate H.1 is selected, Phase 1 Items “a” and “e” highlighted in italics would be removed from the Phase 1 sequence.

3. Phase 2 – Complete Installation of INF-P-5 and Tie-ins for Wetwell No. 1

a. Replace INF-SLG-1, INF-SLG-2, and INF-SLG-3

a. Install INF-MO-1

a. Clean Wetwell No. 1

b. Dispose of all remaining liquid and debris off-site.

c. Core wall of Wetwell No. 1 and install INF-P-5 suction piping

d. Core wall of Wetwell No. 1 and complete installation of EQ force main drain piping

e. Install individual discharge piping for INF-P-5 and connect to common header

f. Complete tie-in of EQ force main to Influent Force Main 1 (INF-P-1, -3, and -5)

g. Install new flow meter on Influent Force Main 1

h. Complete system integration to operate INF-P-1, -3, and -5 using wetwell level control and monitor flow in Influent Force Main 1

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i. Complete 7-day operating test on INF-P-1, INF-P-3, and INF-P-5 before beginning Phase 3.

Note:

If Bid Alternate H.1 is selected, Phase 2 Items “a,” “c - e,” “g,” “j,” and “k,” highlighted in italics would be removed from the Phase 1 sequence.

4. Phase 3 – Complete Tie-ins for Wetwell No. 2

a. Install INF-MO-2

b. Clean Wetwell No. 2

c. Dispose of all remaining liquid and debris off-site.

d. Core wall of Wetwell No. 2 and install INF-P-6 suction piping

e. Install individual discharge piping for INF-P-6 and connect to common header

f. Complete tie-in of EQ force main to Influent Force Main 2 (INF-P-2, -4, and -6)

g. Install new flow meter on Influent Force Main 2

h. Complete system integration to operate INF-P-2, -4, and -6 using wetwell level control and monitor flow in Influent Force Main 2

Note:

If Bid Alternate H.1 is selected, Phase 3 Items “a - d,” and “g,” highlighted in italics would be removed from the Phase 3 sequence.

1.7 OWNER OCCUPANCY

A. Owner will have full access to and use of all existing wastewater conveyance facilities.

Cooperate with Owner’s representative in all construction operations to minimize conflict and to facilitate Owner usage.

1.8 PARTIAL OWNER OCCUPANCY

A. The Contractor shall schedule his operations for completion of portions of the work, as designated, for the Owner’s occupancy prior to substantial completion of the entire work.

3.1 GENERAL

A. In addition to requirements of this Section, conform to requirements of Sections:

a. 01010 – SUMMARY OF WORK

b. 02060 – DEMOLITION

B. Refer to Table 01410-2 in this Section for schedule of process equipment and service

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C. Refer to Table 01410-2 in this Section for schedule of process equipment in operation during shutdown.

A. Refer to Table 01410-2 in this Section for tie-ins required during each shutdown.

B. Refer to Table 01410-1 in this Section for detailed tie-in schedule.

F. Refer to Table 01410-2 in this Section for duration of each shutdown

G. Refer to Table 01410-3 in this Section for shutdown items related to acceptance of Bid

Alternate H.1.

F. Contractor shall submit a shutdown planning submittal at least 60 days prior to each proposed shutdown for Engineer approval.

G. Contractor shall notify Owner 1 week in advance of each scheduled shutdown.

H. Contractor shall hold a pre-shutdown meeting with Engineer and Owner 72 hours prior to each shutdown.

I. Owner shall operate existing equipment during shutdowns.

3.2 DETAILED SHUTDOWN REQUIREMENTS

A. Prior to Typical Shutdown:

1. Obtain Engineer’s acceptance of proposed shutdown planning submittal and shutdown notification submittal.

2. Submittal and approval of all shop drawings required.

3. Coordinate with plant operations on timing of shutdown and provide required notice to Owner.

4. Bring necessary piping, couplings, valves, equipment, and appurtenances to the work areas.

5. Assist Owner in preparing to take equipment, tanks, basins, and conduits temporarily out of service.

6. Coordinate other tie-ins to be performed simultaneously.

7. Install and ensure functionality of temporary systems as applicable.

8. Coordinate equipment Lockout/Tagout (LOTO) with Owner as required for each shutdown.

B. During Typical Shutdown:

1. Owner will dewater tanks and basins.

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2. Contractor will:

a. Remove existing equipment, piping, and accessories as required.

b. Verify operation of new equipment, materials, and systems.

c. Following approval from Engineer, return equipment and system to operation with Owner.

C. Following Typical Shutdown:

1. Verify functionality of equipment and system.

2. Verify operation of new equipment and systems, and verify that joints in piping are watertight or gastight as applicable.

3. Repair joints that are not watertight or gastight as applicable.

4. Remove temporary systems as applicable.

3.3 PROPOSED SHUTDOWN SEQUENCE

Note: If Bid Alternate H.1 is selected, see Section 3.4 for alternate shutdown sequences that do not include installation of influent pumps INF-P-5 and -6 or replacement of gates SLG-1, -2, and -3.

A. Shutdown 1: Influent Pump Station

1. General:

a. Purpose: Replace inoperable sluice gates in Influent Pump Station

b. Impact on Other Equipment and Processes: Complete bypass of influent flow to

Headworks

c. Location: Influent Pump Station

d. Maximum Duration: 18 hours

e. Bypass Pumping Requirements: 3 mgd (assume 50%/50% flow split between gravity sewers)

f. LOTO: INF-P-1, INF-P-2, INF-P-3, INF-P-4 and individual pump isolation valves

g. Work must be performed during dry weather at a time convenient to Owner.

2. Prior to Shutdown:

a. Two weeks in advance of shutdown, arrange for subcontractor (Bid Item F.2 –

Wetwell Cleaning) to clean wetwell and sections of upstream gravity sewer.

b. Install temporary bypass pumps on 42-in and 30-in influent gravity sewers and install temporary bypass piping to Headworks where shown on Contract

Drawings. Do not enable bypass pumping.

3. During Shutdown:

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a. Install watertight plugs, bulkheads, or line stops to stop flow from 42-in and 30-in gravity sewers into Influent Pump Station where shown on Contract Drawings.

b. Owner to pump down Wetwells No. 1 and 2 to low-level shutoff elevation for influent pumps.

c. LOTO INF-P-1, INF-P-2, INF-P-3, and INF-P-4 and individual pump isolation valves with Owner.

d. Begin temporary bypass pumping from gravity sewers.

e. Pump down remaining volume in Wetwells No. 1 and 2 as necessary to complete

Work.

f. Replace INF-SLG-1, -2, and -3.

g. Install temporary bulkhead over upper wall opening between Wetwells No. 1 and

2 as shown on Contract Drawings.

h. Close and lock out INF-SLG-1 and INF-SLG-3 with Owner to isolate Wetwell

No. 1.

i. Remove plugs, bulkheads, or line stops from 42-in and 30-in gravity sewers.

j. Discontinue temporary bypass pumping from gravity sewers.

k. Remove LOTO from INF-P-2 and INF-P-4 and individual pump isolation valves with Owner. Owner to return pumps to service. INF-P-1 and INF-P-3 to remain locked out.

4. Following Shutdown:

a. Install 6-md temporary bypass pumping system in Wetwell No. 2 for supplemental pumping capacity during wet weather.

B. Shutdown 2: Influent Pump Station

1. General:

a. Purpose: Install INF-MO-1 to isolate Influent Force Main 1

b. Impact on Other Equipment and Processes: 2 short-duration stoppages of influent flow to WRRF

c. Location: Influent Pump Station, Parker Pump Station

d. Maximum Duration: 6 hours

e. Bypass Pumping Requirements: None

f. LOTO: INF-P-1, INF-P-2, INF-P-3, INF-P-4, and individual pump isolation valves

g. Work must be performed during dry weather at a time convenient to Owner.

2. Prior to Shutdown:

a. Immediately prior to shutdown, Owner will divert flow from Parker Pump

Station to off-site EQ facilities.

b. LOTO isolation valve on Parker Force Main at Parker PS and 8-in plug valve on

Parker Force Main upstream of connection to Influent Force Main 1 at

Headworks.

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c. Disable temporary bypass pumping system.

3. During Shutdown:

a. Owner to pump down Wetwell No. 2 to low-level shutoff elevation for influent pumps.

Maximum allowable duration for “b” through “d” is 1 hour.

b. LOTO INF-P-2 and INF-P-4 and individual pump isolation valves with Owner.

INF-P-1 and INF-P-3 are already locked out.

c. Install blind flange on discharge end of Influent Force Main 1 in Headworks to prevent backflow.

d. Remove LOTO from INF-P-2 and INF-P-4 and individual pump isolation valves with Owner. Owner to return pumps to service.

e. Dewater Influent Force Main 1.

f. Remove flow meter in Meter Vault No. 1 and install INF-MO-1.

g. Close and lock out INF-MO-1 with Owner to prevent backflow from Headworks.

Maximum allowable duration for “h” through “j” is 1 hour.

h. LOTO INF-P-2 and INF-P-4 and individual pump isolation valves with Owner.

i. Remove blind flange on discharge end of Influent Force Main 1.

j. Remove LOTO from INF-P-2 and INF-P-4 and individual pump isolation valves with Owner. Owner to return pumps to service. INF-P-1 and INF-P-3 to remain locked out.

4. Following Shutdown:

a. Remove LOTO from 8-in plug valve on Parker Force Main upstream of connection to Influent Force Main 1 and isolation valve on Parker Force Main at

Parker PS.

b. Owner to place Parker Pump Station back in service.

C. Shutdown 3: INF-P-1 and INF-P-3, Wetwell No. 1

1. General

a. Purpose: Complete installation of INF-P-5; complete tie-ins for Influent Force

Main 1

b. Impact on Other Equipment and Processes: Reduced influent pumping capacity

c. Location: Influent Pump Station

d. Duration: 2 weeks

e. Bypass Pumping Requirements: 6 mgd from Wetwell No. 2 for wet weather operation

f. LOTO: INF-SLG-1, INF-SLG-3, INF-MO-1, INF-P-1, INF-P-3 and individual pump isolation valves

2. During Shutdown

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a. Shutdown 3 is a continuation of Shutdown 2. INF-SLG-1, INF-SLG-3, INF-MO-

1, INF-P-1, and INF-P-3 are locked out during Shutdowns 1 and 2 and remained locked out.

b. Complete Phase 2 Items “c” through “j” in 1.6.C.

c. Close and lock out INF-SLG-2 with Owner.

d. Owner to pump down Wetwell No. 2 to low-level shutoff elevation for influent pumps.

e. Lock out INF-P-2 and INF-P-4 with Owner.

f. Remove LOTO and open INF-SLG-1 with Owner.

g. Remove LOTO and open INF-MO-1 with Owner.

h. Remove LOTO from INF-P-1, INF-P-3, and INF-P-5 with Owner. Owner to return INF-P-1, INF-P-3, and INF-P-5 to service.

3. Following Shutdown

a. Relocate 6-mgd temporary bypass pumping system to Wetwell No. 1.

b. Enable temporary bypass pumping system in Wetwell No. 1.

C. Shutdown 4: INF-P-2 and INF-P-4, Wetwell No. 2

1. General

a. Purpose: Complete 7-day operating test on INF-P-1, 3, and 5

b. Impact on Other Equipment and Processes: Reduced influent pumping capacity

c. Location: Influent Pump Station

d. Duration: 1 week

e. Bypass Pumping Requirements: 6 mgd from Wetwell No. 1 for wet weather operation

f. LOTO: INF-SLG-2, INF-SLG-3, INF-P-2, INF-P-4

2. During Shutdown

a. Shutdown 4 is a continuation of Shutdown 3. INF-SLG-2, INF-SLG-3, INF-P-2, and INF-P-4 are locked out during Shutdown 3 and remained locked out for duration of Shutdown 4.

b. Complete 7-day operating test.

D. Shutdown 5: Influent Pump Station

1. General

a. Purpose: Install INF-MO-2 to isolate Force Main 2

b. Impact on Other Equipment and Processes: 2 short-duration stoppages of influent flow to WRRF

c. Location: Influent Pump Station, Parker Pump Station

d. Duration: 6 hours

e. Bypass Pumping Requirements: 3 mgd from Wetwell No .1

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f. LOTO: INF-SLG-2, INF-SLG-3, INF-P-1, INF-P-2, INF-P-3, INF-P-4, INF-P-5 and individual pump isolation valves

g. Work must be performed during dry weather at a time convenient to Owner

2. Prior to Shutdown

a. Immediately prior to shutdown, Owner will divert flow from Parker Pump

Station to off-site EQ facilities.

b. LOTO isolation valve on Parker Force Main at Parker PS and 8-in plug valve on

Parker Force Main upstream of connection to Influent Force Main 1 at

Headworks.

c. Disable temporary bypass pumping system in Wetwell No. 1.

3. During Shutdown

Maximum allowable duration for “a” through “c” is 1 hour.

a. Lock out INF-P-1, INF-P-3, and INF-P-5 and individual pump isolation valves with Owner. INF-P-2 and INF-P-4 are already locked out.

b. Install blind flange on discharge end of Influent Force Main 2 in Headworks to prevent backflow.

c. Remove LOTO from INF-P-1, INF-P-3, and INF-P-5 and individual pump isolation valves with Owner. Owner to place pumps back in service.

d. Dewater Influent Force Main 2.

e. Remove flow…