W912EF24R0010_TechSpec_Amend-0003_v2.pdf

LSR Navigation Lock Tainter Valve System Upgrades W912EF24R0010 LSRNLTAINTERVLVS Amend-0003

SECTION TABLE OF CONTENTS

DIVISION 26 - ELECTRICAL

SECTION 26 05 00.00 28

GENERAL ELECTRICAL WORK

PART 1 GENERAL

1.1 REFERENCES

1.2 SUBMITTALS

1.3 PREVENTION OF CORROSION

1.4 GENERAL REQUIREMENTS

1.4.1 Departures from Drawings

1.4.2 Code

1.4.3 Coordination

1.4.4 Special Environments

1.4.4.1 Weatherproof Locations

1.4.5 Materials and Equipment

1.4.6 Standard Products

1.4.7 UL Listing

1.4.8 Identification Nameplates

1.4.9 Warnings

1.4.10 As Built Drawings

1.5 WORKMANSHIP

1.6 QUALIFICATIONS

1.7 DATA FOR ARC FLASH STUDY

PART 2 PRODUCTS

PART 3 EXECUTION

3.1 REPAIR OF EXISTING WORK

3.1.1 Workmanship

3.1.2 Existing Concealed Wiring to be Removed

3.1.3 Removal of Existing Electrical Distribution System

3.1.4 Continuation of Service

3.2 PAINTING AND FINISHING

3.2.1 Factory-Applied Paint

3.2.2 Field-Applied Prime Coats

3.2.3 Repair of Zinc Coatings

3.3 FIELD TESTING

3.3.1 General

3.3.2 Insulation-Resistance Test

3.3.3 Continuity Test

3.3.4 Phase-Rotation Tests

3.3.5 Acceptance

-- End of Section Table of Contents --

SECTION 26 05 00.00 28

G4EDHCMP

Line

THIS PAGE INTENTIONALLY LEFT BLANK

SECTION 26 05 00.00 28

SECTION 26 05 00.00 28

GENERAL ELECTRICAL WORK

PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)

ANSI/NECA 1 (2000) Standard Practices for Good Workmanship in Electrical Contracting

ASTM INTERNATIONAL (ASTM)

ASTM A 123/A 123M (2012) Zinc (Hot-Dip Galvanized) Coatings on Iron and Steel Products

ASTM A 780 (2009) Repair of Damaged and Uncoated Areas of Hot-Dipped Galvanized Coatings

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 70 (2023; ERTA 4 2023) National Electrical Code

NFPA 70E (2021) Standard for Electrical Safety in the Workplace

NFPA 101 (2021; TIA 21-1) Life Safety Code

1.2 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals having an "I" designation are for information only. A designation following the "G" or "I" designation identifies the office that will review the submittal for the Government. The following shall be submitted in accordance with SECTION 01 33 00 SUBMITTAL PROCEDURES:

SD-05 Design Data

Data for Arc Flash Study ; G, EL

SD-06 Test Reports

Continuity Test, HLD ; G, EL

Continuity Test, LGA ; G, EL

Continuity Test, LLA ; G, EL

Continuity Test, LMA ; G, EL

Phase-Rotation Tests, HLD ; G, EL

Phase-Rotation Tests, LGA ; G, EL

Phase-Rotation Tests, LLA ; G, EL

Phase-Rotation Tests, LMA ; G, EL

Insulation-Resistance Test, HLD ; G, EL

Insulation-Resistance Test, LGA ; G, EL

Insulation-Resistance Test, LLA ; G, EL

Insulation-Resistance Test, LMA ; G, EL

SD-07 Certificates

Qualifications, HLD ; G, EL

Qualifications, LGA ; G, EL

Qualifications, LLA ; G, EL

Qualifications, LMA ; G, EL

1.3 PREVENTION OF CORROSION

Protect metallic materials against corrosion. Provide equipment enclosures with the standard finish by the manufacturer when used for most indoor installations. Do not use aluminum when in contact with earth or concrete and, where connected to dissimilar metal, protect by approved fittings and treatment. Ferrous metals such as, but not limited to, anchors, bolts, braces, boxes, bodies, clamps, fittings, guards, nuts, pins, rods, shims, thimbles, washers, and miscellaneous spare parts not of corrosion-resistant steel must be hot-dip galvanized except where other equivalent protective treatment is specifically approved in writing.

1.4 GENERAL REQUIREMENTS

1.4.1 Departures from Drawings

The contract drawings constitute the working drawings for construction and for purchase of required materials, and indicate the extent and general location and arrangement of equipment, conduit, and wiring. The Contractor shall become familiar with all details of the work and verify all dimensions in the field so that the outlets and equipment shall be properly located and readily accessible. If any departures from the contract drawings are deemed necessary by the Contractor, details of such departures and reasons therefore shall be submitted to the Contracting Officer for approval as soon as practicable but not later than 30 days before installation. No such departure shall be made without the prior written approval of the Contracting Officer.

1.4.2 Code

The installation shall be in accordance with the National Electrical Code ( NFPA 70 ), Code for Safety to life from Fire in Buildings and Structures (

NFPA 101 ) and National Electrical Safety Code ( NFPA 70E) except where more stringent requirements are indicated herein or shown on the contract drawings. Omission of details on the drawings or in the specifications shall not be construed as permitting deviations from Code requirements.

1.4.3 Coordination

Raceways, outlets, and other equipment and materials shall be carefully coordinated with new and existing mechanical or structural features prior to installation and positioned accordingly. Raceways, junction and outlet boxes shall not be supported from sheet metal roof decks. The Contractor shall coordinate the electrical requirements of the mechanical work and provide all power related circuits, wiring, hardware and structural support, even if not shown on the drawings.

1.4.4 Special Environments

1.4.4.1 Weatherproof Locations

Wiring, Fixtures, and equipment in designated locations shall conform to NFPA 70 requirements for installation in damp or wet locations.

1.4.5 Materials and Equipment

Materials and equipment shall be approved based on the manufacturer's published data. All electrical materials shall be new and unused.

Defective equipment or equipment damaged in the course of installation shall be replaced or repaired without cost to the Government in a manner meeting the approval of the Contracting Officer. Insofar as practicable, equipment for the same, similar, or allied service shall be of the same make and type, and when of the same rating it shall be interchangeable.

1.4.6 Standard Products

Unless otherwise indicated, the materials and equipment to be furnished under this specification shall be the standard products of manufacturers regularly engaged in the production of such items and shall be the manufacturer's latest standard marketed design.

1.4.7 UL Listing

The materials and equipment to be furnished under this specification shall be UL listed. The label or listing of the Underwriters Laboratories, Inc., shall be accepted as evidence that the materials or equipment conform to the applicable standards of that agency. In lieu of this label or listing, a statement from a nationally recognized, adequately equipped testing laboratory indicating that the items have been tested in accordance with required procedures and that the materials and equipment comply with all requirements of the governing authority will be accepted.

1.4.8 Identification Nameplates

Major items of electrical equipment and major components shall be permanently marked with an identification name to identify the equipment by type or function and specific unit number as indicated. Designation of motors shall coincide with their designation in the motor control center or panel. Unless otherwise specified, all identification nameplates shall be made of laminated plastic with black outer layers and a white core.

Edges shall be chamfered. Plates shall be fastened with black- finished round-head drive screws, except motors, or approved nonadhesive metal fasteners. When the nameplate is to be installed on an irregular-shaped object, the Contractor shall devise an approved support suitable for the application and ensure the proper installation of the supports and nameplates. In all instances, the nameplate shall be installed in a conspicuous location. At the option of the Contractor, the equipment manufacturer's standard embossed nameplate material with black paint-filled letters may be furnished in lieu of laminated plastic. The following equipment, as a minimum, shall be provided with identification nameplates:

Minimum 1/4-Inch High Minimum 1/8-Inch High Letters Letters

Panelboards Control Power Transformers Starters Control Devices Safety Switches/Disconnects Instrument Transformers Motor Control Centers Door Bells Transformers Pilot Lights Equipment Enclosures Manual Starting Switches Switchgear Process Control Devices Switchboards Motors and Starters

Each panel, section, or unit in motor control centers, switchgear or similar assemblies shall be provided with a nameplate in addition to nameplates listed above, which shall be provided for individual compartments in the respective assembly, including nameplates which identify "future," "spare," and "dedicated" or "equipped spaces."

Identification plates must be furnished for all line voltage enclosed circuit breakers, identifying the equipment served, voltage, phase(s) and power source.

1.4.9 Warnings

Circuits 480 volts and above must have conspicuously located warning signs in accordance with OSHA requirements.

1.4.10 As Built Drawings

Following the project completion or turnover, the Contractor shall furnish as-built drawings to the Contracting Officer in accordance with Section

01 33 00 , SUBMITTAL PROCEDURES.

The as-built drawings shall be a record of the construction as installed. The drawings shall include all the information shown on the contract drawings as well as all deviations, modifications, and changes from the contract drawings, however minor. The as-built drawings shall be kept at the job site and updated daily.

The as-built drawings shall be a full sized set of prints marked to reflect all deviations, modifications, and changes. The as-built drawings shall be complete and show the location, size, dimensions, part identification, and other information.

Additional sheets may be added. The as-built drawings shall be jointly inspected for accuracy and completeness by the Contractor's quality control representative and by the Contracting Officer's Representative prior to the submission of each monthly pay estimate. Upon completion of the work, the Contractor shall submit three full sized sets of the marked prints to the Contracting Officer for approval. If upon review, the as-built drawings are found to contain errors and/or omissions, they will be returned to the Contractor for correction. The Contractor shall correct and return the as-built drawings to the Contracting Officer for approval within ten calendar days from the time the drawings are returned to the Contractor.

1.5 WORKMANSHIP

All work shall be completed in a neat and workmanlike manner and shall conform to the best modern practice in the class of work regardless of any omission in the drawings and specifications. Accepted industry practices are as described in ANSI/NECA 1 and other ANSI approved installation standards.

1.6 QUALIFICATIONS

Electrical installation and testing shall be performed by state-licensed electrician(s). Also, submit Resumes that include 5 years of experience as an electrician. Apprentices are allowed under the supervision of a licensed Journeyman. The ratio of Journeyman to apprentice must be in compliance with state and local requirements where work is to be performed. Also, submit Resumes for Journeyman that include 5 years of experience as an electrician .

QUALIFICATIONS, HLD

QUALIFICATIONS, LGA

QUALIFICATIONS, LLA

QUALIFICATIONS, LMA

1.7 DATA FOR ARC FLASH STUDY

Submit data for an arc flash study to be performed by others. For each piece of equipment submit the following data in a tabular format.

1. Cables over 240 Volts

a. Size

b. Copper or aluminum

c. Type of insulation

d. Separate phases, bundled phases, or bus

e. Magnetic or non-magnetic raceway

f. Length, rounded to nearest 50 feet

2. Protective devices over 240 Volts

a. Trip settings

b. Interrupt and trip ratings

c. Brand and model

d. Fuse, molded-case breaker, etc.

3. Transformers

a. Percent impedance

b. kVA

c. Dry or oil

d. Tap settings

e. Voltages

f. Delta or wye

4. Motor loads

a. Horsepower

b. Power factor

7. Switchgear and motor control centers

a. Short-circuit rating

b. Continuous current rating

8. Starters:

a. Does it prevent the motor from back-feeding power to the fault location?

PART 2 PRODUCTS

-- Not Used --

PART 3 EXECUTION

3.1 REPAIR OF EXISTING WORK

Repair of existing work, demolition, and modification of existing electrical distribution systems shall be performed as follows:

3.1.1 Workmanship

Lay out work in advance. Exercise care where cutting, channeling, chasing, or drilling of floors, walls, partitions, ceilings, or other surfaces is necessary for proper installation, support, or anchorage of conduit, raceways, or other electrical work. Repair damage to buildings, piping, and equipment using skilled craftsmen of trades involved.

3.1.2 Existing Concealed Wiring to be Removed

Existing concealed wiring to be removed shall be disconnected from its source. Remove conductors.

3.1.3 Removal of Existing Electrical Distribution System

Removal of existing electrical distribution system equipment shall include equipment's associated wiring, including conductors, cables, exposed conduit, surface metal raceways, boxes, and fittings, back to equipment's power source as indicated. Cable trays are to be reused.

3.1.4 Continuation of Service

Maintain continuity of existing circuits of equipment to remain. Existing circuits of equipment shall remain energized. Circuits which are to remain but were disturbed during demolition shall have circuits wiring and power restored back to original condition.

3.2 PAINTING AND FINISHING

3.2.1 Factory-Applied Paint

The enclosures for the following listed items shall be factory painted inside and outside using the manufacturer's standard practice.

Item Finish Color

Panelboards Manufacturer's Motors Manufacturer's Motor controls ANSI 49 - Gray Electric heaters Manufacturer's

3.2.2 Field-Applied Prime Coats

Field-applied paint on exposed surfaces shall comply with manufacturer requirements and match that of the surrounding area. Surface preparation and application of paint shall be in accordance with the manufacturer's printed application instructions.

3.2.3 Repair of Zinc Coatings

Application of zinc coatings shall be in a manner and of a thickness and quality conforming to ASTM A 123/A 123M . In all cases where zinc coating is damaged by cutting, welding, or other causes, the affected areas shall be regalvanized by use of repair sticks or powders, as specified in ASTM A 780 , Type Zinc-based Solders, Annex A1. The repaired area shall be at least equal in thickness and protection as the original hot-dipped coating. Repairing of zinc coatings by painting with zinc-rich or other corrosion inhibiting paint will not be permitted.

3.3 FIELD TESTING

3.3.1 General

Submit Test Reports in accordance with referenced standards in this section.

After completion of the installation and splicing, and prior to energizing the conductors, perform wire and cable continuity and insulation tests as herein specified before the conductors are energized.

Contractor must provide all necessary test equipment, labor, and personnel to perform the tests, as herein specified.

Isolate completely all wire and cable from all extraneous electrical connections at cable terminations and joints. Substation and switchboard feeder breakers, disconnects in combination motor starters, circuit breakers in panel boards, and other disconnecting devices must be used to isolate the circuits under test.

3.3.2 Insulation-Resistance Test

Perform Insulation-Resistance Test on each field-installed conductor with respect to ground and adjacent conductors. Applied potential must be 500 volts dc for 300 volt rated cable and 1000 volts dc for 600 volt rated cable. Take readings after 1 minute and until the reading is constant for 15 seconds. Minimum insulation-resistance values must not be less than 25 Megohms for 300 volt rated cable and 100 Megohms for 600 volt rated cable. For circuits with conductor sizes 8AWG and smaller insulation resistance testing is not required. Submit the following:

Insulation-Resistance Test, HLD Insulation-Resistance Test, LGA Insulation-Resistance Test, LLA

Insulation-Resistance Test, LMA

3.3.3 Continuity Test

Perform Continuity Test to insure correct cable connection (i.e correct phase conductor, grounded conductor, and grounding conductor wiring) end-to end. Any damages to existing or new electrical equipment resulting from contractor mis-wiring will be repaired and re-verified at contractor's expense. All repairs must be approved by the CO prior to acceptance of the repair. Submit the following:

Continuity Test, HLD Continuity Test, LGA Continuity Test, LLA Continuity Test, LMA

3.3.4 Phase-Rotation Tests

Conduct Phase-Rotation Tests on all three-phase circuits using a phase-rotation indicating instrument. Perform phase rotation of electrical connections to connected equipment clockwise, facing the source. Submit the following:

Phase-Rotation Tests, HLD Phase-Rotation Tests, LGA Phase-Rotation Tests, LLA Phase-Rotation Tests, LMA

3.3.5 Acceptance

Final acceptance will depend upon the successful performance of wire and cable under test. Do not energize any conductor until the final test reports are reviewed and approved by the Contracting Officer.

-- End of Section --

SECTION TABLE OF CONTENTS

DIVISION 35 - WATERWAY AND MARINE CONSTRUCTION

SECTION 35 05 40.14 28

HYDRAULIC POWER SYSTEMS FOR CIVIL WORKS STRUCTURES

PART 1 GENERAL

1.1 SUMMARY

1.2 REFERENCES

1.3 SUBMITTALS

1.4 DESIGN AND PERFORMANCE REQUIREMENTS

1.4.1 Definitions

1.4.2 System Summary

1.4.3 Design Parameters

1.4.4 Allowable Stresses

1.4.4.1 Allowable Stresses

1.4.4.2 Hydraulic Cylinders

1.4.4.3 Stress Concentration Factors

1.4.5 Corrosivity Environment Category

1.4.6 Connections

1.4.6.1 Shop Connections

1.4.6.2 Welded Connections

1.4.6.3 Structural Bolted Connections

1.5 QUALITY ASSURANCE

1.5.1 General

1.5.2 Erecting Engineer Qualifications

1.5.3 Drawings

1.5.3.1 Hydraulic System Drawings

1.5.3.1.1 Shop Assembly Drawings

1.5.3.1.2 Fabrication Drawings

1.5.3.2 Shop Drawings

1.5.3.3 Hydraulic Cylinder Drawings

1.5.3.4 Hydraulic Power Unit Drawings

1.5.3.5 Piping Drawings

1.5.3.6 Hydraulic Schematic

1.5.3.7 Electrical Drawings

1.5.3.8 Shop Drawings

1.5.4 Product Data

1.5.5 Calculations

1.6 QUALITY CONTROL

1.7 WARRANTY

PART 2 PRODUCTS

2.1 MATERIALS AND MECHANICAL EQUIPMENT

2.1.1 General

2.1.2 Standard Products

2.2 HYDRAULIC FLUID

2.3 HYDRAULIC CYLINDERS

2.3.1 General Design and Configuration

2.3.2 End Configurations

SECTION 35 05 40.14 28

2.3.2.1 Rod End

2.3.2.2 Cylinder End

2.3.3 Cylinders

2.3.4 Piston Rods

2.3.4.1 Piston Rod General Requirements

2.3.4.2 Piston Rod Coating Data

2.3.5 Pistons

2.3.6 Seals, O-Rings And Bearing Materials

2.3.6.1 Temperature Ranges

2.3.6.2 Piston Wear Rings

2.3.6.3 O-Ring Seals

2.3.6.4 Rod Wiper/Scraper

2.3.6.5 Piston and Piston Rod Seals

2.3.7 Rod Seal Gland

2.3.8 Lifting Device

2.4 HYDRAULIC POWER UNIT (HPU)

2.4.1 General - HPU

2.4.2 Gauges

2.4.3 Pumps

2.4.4 Pump Motors

2.4.4.1 Motor Winding Heaters

2.4.5 Filters

2.4.6 Access Constraints

2.4.7 Oil Reservoir Tanks

2.4.8 Reservoir Isolator

2.4.9 Magnetic Separators

2.4.10 Low Level Float Switches

2.4.11 Pressure Switches

2.4.12 Pressure Transducers

2.4.13 Oil Level Gage

2.4.14 Sample Port

2.4.15 Hydraulic Power Unit Temperature

2.4.15.1 Thermometer

2.4.15.2 Temperature Sensor

2.4.15.3 Hydraulic High Oil Temperature Alarm Switch

2.4.16 Drip Trays

2.5 PIPING

2.5.1 General - Piping

2.5.2 Pipe

2.5.3 Pipe Fittings

2.5.4 Unions

2.5.5 Expansion Fittings

2.5.6 Piping Vents and Drains

2.6 TUBING

2.6.1 Use of Tubing

2.6.2 Tube

2.6.3 Tube Fittings

2.7 VALVES

2.7.1 General - Valves

2.7.2 In-line Shutoff Valves

2.7.3 Manifold Mounted Shutoff Valves

2.7.4 Spring Loaded Check Valves

2.7.5 Directional Control Valves (Solenoid Operated)

2.7.6 Pressure Relief Valves

2.7.7 Spring Loaded Check Valves

2.7.8 Bleeder Valves

2.7.9 Counterbalance Valve

2.8 INSTRUMENTS AND APPURTENANCES

2.8.1 Pressure Switches

SECTION 35 05 40.14 28

G4EDHCMP

Line

2.8.2 Pressure Snubbers

2.8.3 Pressure Gauges

2.8.4 Low-Pressure Return Filters

2.8.5 Position String Transducer

2.9 FLEXIBLE HOSES

2.9.1 General

2.9.2 Flexible Hose

2.9.3 Flexible Hose Fittings

2.10 PIPE AND TUBING SUPPORTS

2.11 FASTENERS

2.11.1 Carbon Steel Bolts and Nuts

2.11.2 Stainless Steel Bolts and Nuts

2.11.3 Flat Washers

2.11.4 Setscrews

2.11.5 Methods of Securing Fasteners

2.12 NAMEPLATES

2.13 ELECTRICAL EQUIPMENT

2.14 SPECIAL TOOLS

2.15 SPARE PARTS

PART 3 EXECUTION

3.1 EXAMINATION

3.2 FABRICATION

3.2.1 Welding

3.2.2 Metal Work

3.2.3 Painting

3.2.4 Hydraulic Cylinders

3.2.4.1 Cylinder Manufacturers QC Procedures

3.3 SHOP ASSEMBLY AND TESTING

3.3.1 Shop Assembly

3.3.2 Protection During Assembly

3.3.3 Cleaning and Protection During Assembly

3.3.4 Flushing

3.3.5 Shop Testing

3.3.5.1 General - Shop Testing

3.3.5.2 Notification of Shop Testing

3.3.5.3 Cylinder Tests

3.3.5.4 Hydraulic Power Unit Tests

3.3.5.5 Draining of Fluid

3.3.5.6 Shop Testing Plan

3.3.5.7 Shop Testing Report

3.4 SHIPPING, DELIVERY, STORAGE, AND HANDLING

3.4.1 Preparation for shipping

3.4.2 Packaging

3.4.3 Packaging Requirements for Hydraulic Cylinders

3.4.4 Shipping and Storage On-Site

3.4.5 Cylinders Designated for Long Term Storage

3.5 ON-SITE REMOVAL AND INSTALLATION

3.5.1 Sequence Of Work

3.5.2 Removal Procedures

3.5.3 Installation Procedures

3.5.4 Removal Of Existing Equipment

3.5.4.1 Existing Hydraulic Fluid

3.5.4.2 Existing HPU

3.5.4.3 Existing Hydraulic Cylinders

3.5.4.4 Existing Hydraulic Hoses

3.5.5 Installation of New Equipment

3.5.5.1 HPU

SECTION 35 05 40.14 28

G4EDHCMP

Line

G4EDHCMP

Line

3.5.5.2 Hydraulic Cylinders

3.5.5.3 Mounting Support for Manifolds

3.6 IDENTIFICATION OF PIPING AND VALVES

3.7 FILLING AND BLEEDING THE SYSTEM

3.8 ERECTION ENGINEER

3.9 ON-SITE TESTING AND INSPECTION

3.9.1 General

3.9.2 Pressure Testing

3.9.2.1 Pressure Testing Requirements

3.9.2.2 Pressure Testing Plan

3.9.2.3 Pressure Testing Report

3.9.3 Functional Testing

3.9.3.1 General - Functional Testing

3.9.3.2 HPU Functional Testing

3.9.3.3 Functional Testing Plan

3.9.3.4 Functional Test Report

3.9.4 Operational Testing

3.9.4.1 General - Operational Testing

3.9.4.2 Hydraulic System Operational Testing

3.9.4.3 Operational Testing Plan

3.9.4.4 Operational Testing Report

3.9.4.5 Dry Test

3.9.4.6 Lock Rewatering Test

3.9.4.7 Normal Lock Navigation Test

3.9.4.8 Maintenance Test

3.10 CLEAN-UP

3.11 TRAINING

3.11.1 Training Requirements

3.11.2 Training Instructor

3.12 OPERATION AND MAINTENANCE

-- End of Section Table of Contents --

SECTION 35 05 40.14 28

SECTION 35 05 40.14 28

HYDRAULIC POWER SYSTEMS FOR CIVIL WORKS STRUCTURES

PART 1 GENERAL

1.1 SUMMARY

Provide, test (prior to delivery to the worksite), and install the individual hydraulic systems that shall actuate all tainter valves.

The work covered by this SECTION consists of detailed requirements for the design, fabrication, shop assembly, testing, delivery, and installation of the hydraulic power system, including new cylinders, for operation of the tainter valves as specified and as shown.

1.2 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME)

ASME A13.1 (2020) Scheme for the Identification of Piping Systems

ASME B18.6.2 (2020) Square Head Set Screws and Slotted Headless Set Screws (Inch Series)

AMERICAN WELDING SOCIETY (AWS)

AWS D1.1/D1.1M (2020; Errata 1 2021) Structural Welding Code - Steel

AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME)

ASME B16.1 (2015) Gray Iron Pipe Flanges and Flanged Fittings Classes 25, 125, and 250

ASME B16.11 (2016) Forged Fittings, Socket-Welding and Threaded

ASME B31.1 (2020) Power Piping

ASME B40.100 (2013) Pressure Gauges and Gauge Attachments

ASME BPVC (2010) Boiler and Pressure Vessels Code

ASME BPVC SEC IX (2017; Errata 2018) BPVC Section IX-Welding, Brazing and Fusing Qualifications

ASTM INTERNATIONAL (ASTM)

ASTM A105/A105M (2021) Standard Specification for Carbon Steel Forgings for Piping Applications

ASTM A106/A106M (2019a) Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Service

ASTM A108 (2013) Standard Specification for Steel Bar, Carbon and Alloy, Cold-Finished

ASTM A182/A182M (2019) Standard Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service

ASTM A193/A193M (2023) Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service and Other Special Purpose Applications

ASTM A194/A194M (2018) Standard Specification for Carbon Steel, Alloy Steel, and Stainless Steel Nuts for Bolts for High-Pressure or High-Temperature Service, or Both

ASTM A216/A216M (2016) Standard Specification for Steel Castings, Carbon, Suitable for Fusion Welding, for High-Temperature Service

ASTM A234/A234M (2018) Standard Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and High Temperature Service

ASTM A266/A266M (2018) Standard Specification for Carbon Steel Forgings for Pressure Vessel Components

ASTM A269/A269M (2015a; R 2019) Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service

ASTM A325 (2014) Standard Specification for Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength

ASTM A354 (2017; E 2017; E 2018) Standard Specification for Quenched and Tempered Alloy Steel Bolts, Studs, and Other Externally Threaded Fasteners

ASTM A516/A516M (2017) Standard Specification for Pressure Vessel Plates, Carbon Steel, for Moderate-and Lower-Temperature Service

ASTM A536 (1984; R 2014) Standard Specification for Ductile Iron Castings

ASTM B505/B505M (2018) Standard Specification for Copper Alloy Continuous Castings

ASTM B584 (2014) Standard Specification for Copper Alloy Sand Castings for General Applications

ASTM C633 (2013; R 2017) Standard Test Method for Adhesion or Cohesion Strength of Thermal Spray Coatings

ASTM D2794 (1993; R 2019) Standard Test Method for Resistance of Organic Coatings to the Effects of Rapid Deformation (Impact)

ASTM D7647 (2010; R 2018) Standard Test Method for Automatic Particle Counting of Lubricating and Hydraulic Fluids Using Dilution Techniques to Eliminate the Contribution of Water and Interfering Soft Particles by Light Extinction

ASTM E1920 (2003; R 2014) Standard Guide for Metallographic Preparation of Thermal Sprayed Coatings

ASTM F844 (2019) Standard Specification for Washers, Steel, Plain (Flat), Unhardened for General Use

ASTM F3125/F3125M (2023) Standard Specification for High Strength Structural Bolts and Assemblies, Steel and Alloy Steel, Heat Treated, Inch Dimensions 120 ksi and 150 ksi Minimum Tensile Strength, and Metric Dimensions 830 MPa and 1040 MPa Minimum Tensile Strength

ASTM G48 (2011; R 2015) Standard Test Methods for Pitting and Crevice Corrosion Resistance of Stainless Steels and Related Alloys by Use of Ferric Chloride Solution

INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO)

ISO 1219-1 (2012; Amd 1 2016) Fluid Power Systems and Components Graphic Symbols and Circuit Diagrams - Part 1: Graphic Symbols for Conventional Use and Data-Processing Applications

ISO 1219-2 (2012) Fluid Power Systems and Components Graphic Symbols and Circuit Diagrams - Part 2: Circuit Diagrams

ISO 1817 (2015) Rubber, Vulcanized or Thermoplastic

- Determination of the Effect of Liquids - Sixth Edition

ISO 3274 (1996, Corr 1998) Geometrical products Specifications (GPS) - Surface Texture:Profile method - Nominal Characteristics of Contact (Stylus) Instruments - Second Edition

ISO 4287 (1997, Amd 1 2009)Geometrical Product Specifications (GPS) - Surface Texture:

Profile Method - Terms, Definitions and Surface Texture Parameters - First Edition

ISO 4288 (1996, Corr 1 1998)Geometrical Product Specifications (GPS) - Surface Texture:

Profile Method - Rules and Procedures for the Assessment of Surface Texture - Second Edition

ISO 4401 (2005) Hydraulic Fluid Power - Four-port Directional Control Valves - Mounting Surfaces

ISO 4406 (2017) Hydraulic Fluid Power - Fluids - Method for Coding the Level of Contamination by Solid Particles

ISO 4413 (2010) Hydraulic Fluid Power — General Rules and Safety Requirements for Systems and Their Components

ISO 5817 (2014) Welding - Fusion-Welded Joints in Steel, Nickel, Titanium And Their Alloys (Beam Welding Excluded) - Quality Levels For Imperfections - Third Edition

ISO 6507 (2018) Metallic Materials -- Vickers Hardness Test -- Part 1: Test Method - Fourth Edition

ISO 7789 (2007) Hydraulic Fluid Power - Two-, Three-, and Four-port Screw-In Cartridge Valves - Cavities

ISO 9001 (2008; Corr 1 2009) Quality Management Systems- Requirements

ISO 9223 (2012) Corrosion of Metals and Alloys — Corrosivity of Atmospheres — Classification, Determination and Estimation - Second Edition

ISO 13565 (1996, Corr 1998) Geometrical Product Specifications (GPS) - Surface Texture:

Profile Method; Surfaces Having Stratified Functional Properties - Part 1: Filtering and General Measurement Conditions

ISO 15614-7 (2016) Specification and Qualification of Welding Procedures for Metallic Materials

- Welding Procedure Test - Part 7: Overlay Welding - Second Edition

MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS

INDUSTRY (MSS)

MSS SP-58 (2018) Pipe Hangers and Supports - Materials, Design and Manufacture, Selection, Application, and Installation

MSS SP-69 (2003; Notice 2012) Pipe Hangers and Supports - Selection and Application (ANSI Approved American National Standard)

NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)

NEMA ICS 1 (2022) Standard for Industrial Control and Systems: General Requirements

NEMA MG 1 (2018) Motors and Generators

SOCIETY OF AUTOMOTIVE ENGINEERS INTERNATIONAL (SAE)

SAE J514 (2012) Hydraulic Tube Fittings

SAE J517 (2017) Hydraulic Hose

SAE J518-1 (2013) Hydraulic Flanged Tube, Pipe, and Hose Connections, 4-Screw Flange Connection Part 1: 3.5 MPa to 35 MPa (Code 61)

1.3 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals having an "I" designation are for information only. A designation following the "G" or "I" designation identifies the office that will review the submittal for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-01 Preconstruction Submittals

Notification Of Shop Testing ; I ME

Shop Testing Plan ; G, ME

Hydraulic Cylinder Packaging Plan ; I, ME

Cylinders Designated For Long Term Storage ; I, ME

Hydraulic Cylinder Shop Testing Plan ; G, ME

Hydraulic Power Unit Shop Testing Plan ; G, ME

Installation Procedures, LGA ; G, ME

Installation Procedures, LMA ; G, ME

Installation Procedures, LLA ; G, ME

Installation Procedures, HLD ; G, ME

Removal Procedures, LGA ; G, ME

Removal Procedures, LMA ; G, ME

Removal Procedures, LLA ; G, ME

Removal Procedures, HLD ; G, ME

Cylinder Manufacturers QC Procedures ; I, ME

On-Site Storage Plan ; I, ME

Pressure Testing Plan, LGA ; G, ME

Pressure Testing Plan, LMA ; G, ME

Pressure Testing Plan, LLA ; G, ME

Pressure Testing Plan, HLD ; G, ME

Functional Testing Plan, LGA ; G, ME

Functional Testing Plan, LMA ; G, ME

Functional Testing Plan, LLA ; G, ME

Functional Testing Plan, HLD ; G, ME

Operational Testing Plan, LGA ; G, ME

Operational Testing Plan, LMA ; G, ME

Operational Testing Plan, LLA ; G, ME

Operational Testing Plan, HLD ; G, ME

Erecting Engineer Qualifications ; I, ME

SD-02 Shop Drawings

Hydraulic System Drawings, LGA ; G, ME

Hydraulic System Drawings, LMA ; G, ME

Hydraulic System Drawings, LLA ; G, ME

Hydraulic System Drawings, HLD ; G, ME

SD-03 Product Data

Electrical Equipment ; G, EE

Design and Performance Requirements ; G, ME

Seals, O-Rings, and Bearing Material ; G, ME

Rod Coating Data ; G, ME

Product Data ; G, ME

Procedures For Cleaning And Flushing ; I, ME

SD-05 Design Data

Hydraulic Hoist Design Verification Calculations, LGA ; G, ME

Hydraulic Hoist Design Verification Calculations, LMA ; G, ME

Hydraulic Hoist Design Verification Calculations, LLA ; G, ME

Hydraulic Hoist Design Verification Calculations, HLD ; G, ME

Packaging Details ; G, ME

Nameplates ; G, ME

Pipe Support Design Calculations, LGA ; G, ME

Pipe Support Design Calculations, LMA ; G, ME

Pipe Support Design Calculations, LLA ; G, ME

Pipe Support Design Calculations, HLD ; G, ME

SD-06 Test Reports

Shop Testing Report ; G, ME

Operational Testing Report, LGA ; G, ME

Operational Testing Report, LMA ; G, ME

Operational Testing Report, LLA ; G, ME

Operational Testing Report, HLD ; G, ME

Functional Test Report, LGA ; G, ME

Functional Test Report, LMA ; G, ME

Functional Test Report, LLA ; G, ME

Functional Test Report, HLD ; G, ME

Pressure Testing Report, LGA ; G, ME

Pressure Testing Report, LMA ; G, ME

Pressure Testing Report, LLA ; G, ME

Pressure Testing Report, HLD ; G, ME

SD-07 Certificates

Erection Engineer ; G, ME

Training Instructor ; G, ME

Hydraulic Fluid Certificate Of Compliance ; G, ME

SD-10 Operation and Maintenance Data

Sample Training Course Materials ; G, ME

Recorded Session ; I, C

SD-11 Closeout Submittals

Warranty ; G, C

1.4 DESIGN AND PERFORMANCE REQUIREMENTS

The Contract drawings indicate the general arrangement of the hydraulic hoist system actuating the tainter valves, clearances required by surrounding structures and other equipment, maximum overall dimensions, and other pertinent features. Finalize and configure the design in accordance with ISO 4413 , and this SECTION.

Contractor must identify design and dimensional changes necessary to satisfy the principal design parameters specified in the paragraph "Design Parameters". Dimensions submitted that differ from those indicated and not otherwise constrained by the Design Parameters and physical limitations of installation are subject to approval. Also submit design computations for all extension of design items.

1.4.1 Definitions

The following terms are used throughout this specification SECTION:

a. High Pressure - That part of the system between the outlet of each pump and the pressure side of the single action gate cylinders, including, but not limited to: All piping between pump outlets, supply distribution header, control manifolds, all piping and hoses connected to the high pressure side of the cylinder, and latching pin mechanism.

b. Low Pressure - That part of the system between the return side of the single action cylinders to the pump inlet, including but not limited to: all piping and hoses between the the return side of the cylinder and the return header, return header piping, oil storage tanks, and pump supply piping

1.4.2 System Summary

The following paragraphs provide a brief narrative of how the hydraulic power system is configured and operated. It is a summary and is not an inclusive description of all features or operating conditions.

The tainter valve hydraulic system operates the tainter valves for the Navigation Locks. Each Navigation Lock has 4 tainter valves. Each tainter valve has a dedicated hydraulic power unit (HPU).

1.4.3 Design Parameters

The hydraulic hoist design parameters are as follows:

a. System Rated Pressure: 3000 psi

b. System Maximum Operating Pressure: 2000 psi

c. Maximum Cylinder Stroke: 13 feet - 9 inches

d. Nominal Cylinder Stroke: 13 feet - 6 inches

e. Cylinder Rod Diameter: 5 inches (approximate. Manufacturer to finalize)

f. Cylinder Inside Diameter: 12 inches (approximate. Manufacturer to finalize)

g. Lowering Flow Rate: To be determined based off cylinder dimensions and speed listed below.

h. Minimum Raising flow rate: 26.2 gpm (based on item f and g may differ depending on cylinder manufacture)

i. Adjustable Raising Speed: 3.75 - 5.4 feet per minute

j. Minimum Pull Force: 154,000 pounds force

k. Minimum Push Force: 110,000 pounds force

No component shall interfere with the removable deck plates on t he t op sur f ace of t he l ock wal l . All components of the hoist equipment must be installed through the existing removable deck plates i n t he t op sur f ace of t he l ock wal l . Al l component s must f i t wi t hi n t he same f oot pr i nt as exi st i ng equi pment . Design all equipment supports to include HPUs, Cylinders and piping in accordance with MSS SP-58 and MSS SP-69

1.4.4 Allowable Stresses

1.4.4.1 Allowable Stresses

For design of items not governed by a referenced code or specified otherwise, use the following allowable stresses:

a. Stresses resulting from forces due to operating pressure of the system: 20 percent of the ultimate tensile strength of the materials involved.

b. Stresses resulting from forces due to the overload pressure during an emergency closure: 75 percent of the yield strength of the materials involved.

1.4.4.2 Hydraulic Cylinders

Design all hydraulic cylinders to withstand a maximum operating pressure of 3000 psi with a factor of safety of 3 based on the ultimate strength of the material AND 2 based on the yield strength of the material. Apply a factor of safety of 3 to the compression load when designing the hydraulic cylinders to resist buckling.

1.4.4.3 Stress Concentration Factors

Use stress concentration factors where applicable. Reduction of allowable stresses to compensate for repeated cycles of loading is not required.

1.4.5 Corrosivity Environment Category

Design hydraulic cylinders, cylinder rods and components to meet the corrosivity category CX in accordance with ISO 9223 to meet anticipated atmospheric environment the cylinders and piston rods will be operating within.

1.4.6 Connections

1.4.6.1 Shop Connections

Design shop connections for assembly by means of welding or by bolting.

1.4.6.2 Welded Connections

a. Design welded connections, for components not subject to being pressurized, in accordance with AWS D1.1/D1.1M except that provisions for repeated stress are not required.

b. Design welds for hydraulic cylinders in accordance with ASME BPVC.

c. Design welds for piping in accordance with ASME B31.1 .

d. U-stamp requirements per ASME BPVC are waived.

1.4.6.3 Structural Bolted Connections

Make structural bolted connections carrying primary loads with ASTM A325 bolts.

1.5 QUALITY ASSURANCE

1.5.1 General

For each system, submit the drawings, product data and calculations (if required) concurrently. Do not procure materials for a system until the drawings, product data, and calculations for that system have been approved.

1.5.2 Erecting Engineer Qualifications

Provide a resume for the on-site erecting engineer with 5 years experience and background in similar installations.

1.5.3 Drawings

1.5.3.1 Hydraulic System Drawings

Submit hydraulic system drawings that include fabrication drawings, hydraulic cylinder drawings, hydraulic power unit drawings, piping drawings, and hydraulic schematic. Submit hydraulic system drawings for each project as follows:

Hydraulic System Drawings, LGA

Hydraulic System Drawings, LMA

Hydraulic System Drawings, LLA

Hydraulic System Drawings, HLD

1.5.3.1.1 Shop Assembly Drawings

Provide shop assembly drawings with details for connecting the adjoining fabricated components in the shop to ensure satisfactory field installation.

1.5.3.1.2 Fabrication Drawings

Where fabrication drawings are required, they must provide the complete details for each component including materials of construction, dimensions, tolerances, machined surface finishes, connections, weld details, and coating requirements. All weld detail callouts must include annotation referencing the appropriate welding procedure specification and notation to differentiate shop welds from field welds.

1.5.3.2 Shop Drawings

Include fabrication, shop assembly, delivery, and field installation drawings in the detailed shop drawings. Detail any component part of fabricated items omitted on the shop drawings. If departures from the contract drawings are deemed necessary by the Contractor, submit details of such departures, including changes in related portions of the project and reasons thereof, with the shop drawings.

1.5.3.3 Hydraulic Cylinder Drawings

Submit detailed assembly drawings for the hydraulic cylinders that show the following:

a. Longitudinal section through the cylinder showing the complete assembly.

b. Installation and connection details of the cylinder to the cylinder support, including lifting procedure via mobile crane.

c. Installation and connection details of the cylinder to the supply and return piping.

d. Fabrication drawings for each component in the hydraulic cylinder.

e. Transportation, Handling and Lifting drawings, including proper support and restraints during shipping and transport as well as instructions to take cylinders from the horizontal-to-vertical position and vertical-to-horizontal position.

1.5.3.4 Hydraulic Power Unit Drawings

Submit detailed assembly drawings for hydraulic power units (HPU) showing the following:

a. General arrangement of components and outline dimensions of unit.

Label all valves and ports and identify all line sizes.

b. Detail drawings of the connection between the HPU and the piping system.

c. Detail drawings of the HPU control panel installation and orientation.

d. Fabrication drawings for each component in the HPU.

1.5.3.5 Piping Drawings

Submit drawings for all new piping and tubing systems that show the following:

a. General arrangement of new piping and appurtenances.

b. Fabrication drawings each new piping or tube segment.

c. Fabrication for each new hose.

d. Fabrication and assembly drawings for new pipe supports.

1.5.3.6 Hydraulic Schematic

Submit hydraulic schematics that are prepared in accordance with ISO 1219-1 and ISO 1219-2 and the following additional requirements:

a. Show all, and clearly identify and label, hydraulic components including valves and pumps.

b. Indicate all setpoint and size parameters for each component.

c. The new hydraulic schematics must incorporate all existing and replaced components and devices.

d. Where schematics are split over multiple drawing sheets, break lines or continuation lines must be clearly identified.

e. Symbology across all schematics must be identical and cohesive, regardless of whether they are prepared by the same supplier or sub-contractor.

f. Provide a key or legend for each schematic that identifies all equipment included in that schematic.

1.5.3.7 Electrical Drawings

Provide all electrical drawings per SECTION 26 05 00.00 28 GENERAL

ELECTRICAL WORK.

1.5.3.8 Shop Drawings

Include fabrication, shop assembly, delivery, and field installation drawings in the detailed shop drawings. Detail any component part of fabricated items omitted on the shop drawings. If departures from the contract drawings are deemed necessary by the Contractor, submit details of such departures, including changes in related portions of the project and reasons thereof, with the shop drawings.

1.5.4 Product Data

Submit complete descriptive literature with drawings and specifications of each product or system of products provided including, but not limited to, cylinders, HPU, pumps, motors, valves, filters, heaters, thermostats, float switches, pressure transducers, switches breathers, and valve controls. Product data literature shall include legible manufacturer's cut sheets and data sheets to clearly indicate physical construction, operation, mechanical, electrical and structural characteristics and associated hardware, as applicable.

For sheets with extraneous data, clearly indicate which data applies by crossing out non-applicable models, circling the correct options, etc.

Include manufacturer's catalog numbers and designations, and clearly cross-reference with shop drawings as appropriate.

For product data submitted for approval, clearly show conformance with these specifications, including, but not limited to product manufacturers' declarations of conformance to applicable technical standards. Product data will be used for supporting approval of components shown or listed on the drawings.

1.5.5 Calculations

Submit explicit, step-by-step design calculations for the following design calculation packages:

a. Hydraulic Hoist Design Verification Calculations including, pump sizing, piping selection, and control logic verification. Calculations must include analysis of the complete hydraulic hoist system using approved products to include HPU, cylinder, control and relief valves.

Utilize a hydraulic circuit simulation software to submit a report ensuring the hydraulic hoist design parameters have been met.

Hydraulic Hoist Design Verification Calculations, LGA

Hydraulic Hoist Design Verification Calculations, LMA

Hydraulic Hoist Design Verification Calculations, LLA

Hydraulic Hoist Design Verification Calculations, HLD

b. Pipe Support Design Calculations

Pipe Support Design Calculations, LGA

Pipe Support Design Calculations, LMA

Pipe Support Design Calculations, LLA

Pipe Support Design Calculations, HLD

All submitted calculations must show that the component or system of components conform the the requirements of these SPECIFICATIONS.

Submitted calculations must conform to the following requirements:

a. Write calculations in a logical order with a full narrative description.

b. State all assumptions that are made.

c. Clearly define all equations, constants and variables, with sources cited.

d. Note all specified or assumed efficiencies and factors of safety.

e. Include free body diagrams or sketches of each load case.

When FEA data is submitted, it shall be submitted in addition to, not instead of, the above calculations. FEA shall be presented in report format. FEA report shall include clear indication of all load scenarios, visual and narrative description of load location and application, boundary conditions / fixtures, global mesh attributes, detailed mesh attributes where mesh refinement is required, reasoning for mesh refinement, verification that actual material is consistent with material used in the model, narrative explanation of any peak stresses noted, and narrative explanation of any peak deflections noted. Submit electronic files of the model, preprocessing and post-processing files for any FEA performed.

1.6 QUALITY CONTROL

In addition to the requirements of SECTION 01 45 04.00 28 CONTRACTOR QUALITY CONTROL, establish and maintain quality control for operations to assure compliance with Contract requirements and maintain records of quality control for all materials, fabricated parts, equipment, and construction operations. In addition, establish and maintain surveillance for quality control over sub-contractors, suppliers, or manufacturers.

The quality control includes, but is not limited to, the following:

a. Materials and workmanship.

b. Manufacture and installation of the piping, hydraulic cylinder assemblies power units and manifolds.

c. Cleaning and flushing.

d. Shop assembly and tests.

e. Field erection and tests.

f. Damage and defects.

Submit a copy of these records and tests, as well as the records of corrective action taken, to the Government.

1.7 WARRANTY

All components and parts are to include manufactures standard warranty.

PART 2 PRODUCTS

2.1 MATERIALS AND MECHANICAL EQUIPMENT

2.1.1 General

Provide materials and mechanical equipment in accordance with the requirements as indicated or specified, and if not specified, furnish materials and mechanical equipment of the best commercial grade quality suited to the intended use and as approved. All system components shall have rated working pressure at least 2,000 psi and rated maximum pressure at least 3,000 psi. All electric motors, hydraulic pumps, hydraulic cylinders, valves and similar items and/or accessories, of the same type and size, to be the products of the same manufacturer, unless otherwise approved. Permanently display the manufacturer's name, address, and catalog number on a nameplate securely attached to each item of equipment.

Manufacturers must include a hydraulic fluid certificate of compliance that contains manufacturer's statement for each product submitted stating that the products are compatible with the ISO-L-HEPG hydraulic fluid approved in section 35 05 40.15 28 HYDRAULIC FLUID.

2.1.2 Standard Products

The standard product of any reputable manufacturer regularly engaged in the commercial production for at least 10 years prior to this solicitation of the type and quality of material or equipment referred to will not be excluded on the basis of minor differences, provided essential requirements of the specifications relative to materials, capacity, and performance are met.

2.2 HYDRAULIC FLUID

All hydraulic fluid used to fill, including temporary fills, must be in accordance with SECTION 35 05 40.15 28 HYDRAULIC FLUID.

2.3 HYDRAULIC CYLINDERS

Hydraulic cylinders must be, to the extend possible, a standard configuration from a hydraulic cylinder manufacture with at least 20 years of experience.

2.3.1 General Design and Configuration

Provide 16 complete cylinder assemblies, plus spares identified in paragraph SPARE PARTS, that meet the requirements of the following paragraphs and the following general requirements:

a. Cylinders are to be double acting, mill-type designed to meet the requirements of the criteria stated in PARAGRAPH: "Design Parameters".

b. Cylinder exterior dimensions must conform to what is shown on the Contract Drawings and required by this SECTION.

d. Hydraulic Connections: All connection points to the hydraulic lines must be located on stationary components of the hydraulic cylinder assembly. Drill, tap, and surface ports to receive SAE Code 61 flanges.

e. Provide an air bleed port on the top of each cylinder. Tap each port to receive 7/16-20-SAE bleed valves.

f. Provide a drain port on the bottom of each cylinder. Provide a plug for each port. Ports must be a minimum of 1 inch, nominal, in diameter and tapped with SAE threads. NPT threads are not acceptable.

g. Cylinder rod shall be designed with a minimum factor of safety of 3.0 to resisting buckling under compression. Cylinder rod must fit with restraints of embedded packing seal.

h. All exterior surfaces of the hydraulic cylinders except the piston rod and those components made from stainless steel must be painted in accordance with manufacture's standard and approved coatings for this application.

i. Provide evidence that each cylinder was hydrostatically tested by the manufacturer to 200 percent of the severest service rating and that dynamic seals are suitable for both frequent and infrequent operation and are capable of not less…