TechSpecs-Amend-0002.pdf

Little Goose Adjustable Spillway Weir (ASW) W912EF-16-R-0001 Amend-0002

SECTION TABLE OF CONTENTS

DIVISION 22 - PLUMBING

SECTION 22 15 10.00 28

SPILLWAY WEIR COMPRESSED AIR SYSTEM

PART 1 GENERAL

1.1 REFERENCES

1.2 SUBMITTALS

1.3 Work Plan

1.4 QUALITY ASSURANCE

1.4.1 Soldering Procedures and Qualifications

1.5 DELIVERY, STORAGE, AND HANDLING

1.6 PROJECT / SITE CONDITIONS

1.6.1 Verification of Dimensions

1.6.2 System Drawings

PART 2 PRODUCTS

2.1 STANDARD PRODUCTS

2.2 NAMEPLATES

2.2.1 Equipment

2.2.2 Valve Tags

2.3 Pneumatic Seals

2.3.1 Pneumatic Seal Retainers

2.4 AIR RECEIVERS

2.5 COMPRESSED AIR PIPE AND TUBING

2.5.1 Copper Tubing and Accessories

2.5.1.1 Tubing

2.5.1.2 Fittings

2.5.1.3 Unions

2.5.1.4 Flanges and Flanged Fittings

2.5.1.5 Solder Material

2.5.1.6 Solder Flux

2.5.2 Steel Piping

2.5.3 Stainless Steel Piping

2.6 VALVES

2.6.1 Ball Valves

2.6.2 Globe Valves

2.6.3 Check Valves

2.6.4 Solenoid Valves

2.6.5 Flow Control Valve

2.7 AIR LINE EQUIPMENT

2.7.1 Pressure Gauges

2.7.2 Dielectric Unions

2.7.3 Air Cylinder

2.7.4 Pressure Regulator

2.7.5 Pressure Transducer

2.8 MISCELLANEOUS MATERIALS

2.8.1 Pipe Joint Compound

2.8.2 IDENTIFICATION LABELS FOR TUBING

2.8.3 Hangers and Supports

2.8.4 Drilled-In Adhesive Anchors

SECTION 22 15 10.00 28

G4EDDRJR

Line

2.8.5 Undercut Concrete Anchors

2.9 Posted Operating Instructions

PART 3 EXECUTION

3.1 INSTALLATION

3.1.1 Tubing

3.1.1.1 Fittings

3.1.1.2 Clearances for Soldering

3.1.1.3 Cleaning and Flushing Procedures

3.1.1.4 Changes in Tube Size

3.1.2 Threaded Joints

3.1.3 Soldering Procedures

3.1.3.1 Soldered Joints

3.1.3.2 Cleaning for Soldering

3.1.4 Valves

3.1.5 Hangers and Supports

3.1.6 Pressure Gauges

3.1.7 Equipment Foundations

3.1.8 Equipment Installation

3.1.9 Cleaning of System

3.1.10 Unions and Flanges

3.1.11 Anchors

3.1.11.1 Reinforcement Interference

3.1.12 Painting of Equipment

3.1.13 Identification of Tubing

3.2 CLEANING SOLDERED TUBING

3.3 FIELD QUALITY CONTROL

3.3.1 Soldering Examinations

3.3.2 Field Tests

3.3.2.1 General

3.3.2.2 Hydrostatic Tests and Leak Tightness Tests

3.3.2.3 Seal System Tests

3.4 FIELD PAINTING

3.5 MAINTAIN WORKING "AS-BUILT" CONTRACT DRAWINGS

-- End of Section Table of Contents --

SECTION 22 15 10.00 28

SECTION 22 15 10.00 28

SPILLWAY WEIR COMPRESSED AIR SYSTEM

PART 1 GENERAL

Work specified in this section includes components and installation of the compressed air supply system for the ASW pneumatic seal and the air system for the lifting beam pneumatic cylinder The systems shall be provided and installed with all necessary system components, accessories, tubing components, and supplemental components / services to ensure a completely functional system.

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.

AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)

ANSI B16.24 (1991; Errata 1991) Cast Copper Alloy Pipe Flanges and Flanged Fittings Class 150, 300, 400, 600, 900, 1500, and 2500

ASME INTERNATIONAL (ASME)

ASME B16.11 (2011) Forged Fittings, Socket-Welding and Threaded

ASME B16.22 (2002) Wrought Copper and Copper Alloy Solder Joint Pressure Fittings

ASME B16.3 (2011) Malleable Iron Threaded Fittings, Classes 150 and 300

ASME B16.34 (2013) Valves - Flanged, Threaded and Welding End

ASME B16.39 (1998) Malleable Iron Threaded Pipe Unions

ASME B16.9 (2012) Standard for Factory-Made Wrought Steel Buttwelding Fittings

ASME B31.1 (2004) Power Piping

ASME B31.5 (2001) Refrigeration Piping and Heat Transfer Components

ASME B31.9 (1996) Building Services Piping

ASME B46.1 (2009) Surface Texture, Surface Roughness, Waviness and Lay

ASME B1.20.1 (1983; R 2006) Pipe Threads, General

Purpose (Inch)

ASME BPVC SEC IX (2002) Boiler and Pressure Vessel Code;

Section IX, Welding and Brazing Qualifications

ASME BPVC SEC VIII D1 (2002) Boiler and Pressure Vessel Code;

Section VIII, Pressure Vessels Division 1

- Basic Coverage

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

ASTM INTERNATIONAL (ASTM)

ASTM A53/A53M (2012) Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

ASTM A182/A182M (2013a) Standard Specification for Forged or Rolled Alloy-Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service

ASTM A193/A193M (2012a) Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service and Other Special Purpose Applications

ASTM A194/A194M (2013) Standard Specification for Carbon and Alloy Steel Nuts for Bolts for High-Pressure or High-Temperature Service, or Both

ASTM A312/A312M (2013b) Standard Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes

ASTM B32 (2004) Solder Metal

ASTM B88 (2003) Seamless Copper Water Tube

ASTM B813 (2000e1) Liquid and Paste Fluxes for Soldering of Copper and Copper Alloy Tube

ASTM D1330 (1985; R 2000) Rubber Sheet Gaskets

COPPER DEVELOPMENT ASSOCIATION (CDA)

CDA A4015 (1994; R 1995) Copper Tube Handbook

MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS

INDUSTRY (MSS)

MSS SP-58 (2002) Pipe Hangers and Supports - Materials, Design and Manufacture

MSS SP-69 (2002) Pipe Hangers and Supports - Selection and Application

MSS SP-80 (2013) Bronze Gate, Globe, Angle and Check Valves

MSS SP-89 (1998) Pipe Hangers and Supports - Fabrication and Installation Practices

PLUMBING AND MECHANICAL CONTRACTORS ASSOCIATION (PMCA)

PPIC Seismic Restraint (1982) Guidelines for Seismic Restraints of Mechanical Systems and Plumbing Systems

SHEET METAL AND AIR CONDITIONING CONTRACTORS' NATIONAL ASSOCIATION

(SMACNA)

SMACNA Seismic Restraint Mnl (1998, 2nd Ed) Seismic Restraint Manual:

Guidelines for Mechanical Systems

U.S. GENERAL SERVICES ADMINISTRATION (GSA)

FS A-A-1689 (Rev B) Tape, Pressure-Sensitive Adhesive, (Plastic Film)

FS WW-U-516 (Rev B, Notice 1) Unions, Brass or Bronze, Threaded Pipe Connections and Solder-Joint Tube Connections

1.2 SUBMITTALS

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

submittals having an "I" designation are for information only or as otherwise designated. When used, 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 :

SD-01 Preconstruction Submittals

Verification of Dimensions ; G, ME

Work Plan ; G, C

SD-02 Shop Drawings

System Drawings ; G, ME

Pneumatic Seal Retainers ; I, ME

Pneumatic Seals ; I, ME

SD-03 Product Data

Pneumatic Seals ; I, ME

AIR RECEIVERS; G, ME

Stainless Pipe ; I, ME

Ball Valves ; I, ME

Check Valves ; I, ME

Globe Valves ; I, ME

Solenoid Valves ; I, ME

Flow Control Valve ; I, ME

Pressure Gauges ; I, ME

Air Cylinder ; G, ME

Pressure Regulator ; I, ME

Pressure Transducer ; I, ME

Drilled-In Adhesive Anchors ; I, ME

Undercut Concrete Anchors ; I, ME

Hangers and Supports ; I, ME

SD-06 Test Reports

Leak Tightness Tests ; I, ME

Seal System Tests ; G, ME

Field Tests ; I, ME

SD-07 Certificates

Air Receivers ; G, ME

SD-10 Operation and Maintenance Data as specified in SECTION 01 78 23.00 28.00 28

AIR RECEIVERS; data package 1 G, ME

Solenoid Valves ; data package 1 I, ME

Air Cylinder ; data package 1 I, ME

Pressure Regulator ; data package 1 I, ME

Pressure Transducer ; data package 1 I, ME

SD-11 Closeout Submittals

Posted Operating Instructions ; G, ME

1.3 Work Plan

Submit a Work Plan at least 45 days prior to performing the work specified. Outline the procedures to be followed during installation of new equipment. Describe the equipment proposed for use during the equipment removal and installation process. The Contractor shall coordinate with the Contracting Officer's Representative (COR) while preparing the Work Plan.

1.4 QUALITY ASSURANCE

Provide work specified in this section, including design, materials, fabrication, assembly, erection, installation, examination, inspection, and testing of compressed air and cooling water systems in conformance with ASME B31.9 and SMACNA Seismic Restraint Mnl , as modified and supplemented by this specification section and contract drawings. In ASME B31.1 , ASME BPVC SEC VIII D1 , and ASME BPVC SEC IX , the advisory provisions shall be considered mandatory, as though the word "shall" had been substituted for "should" wherever it appears; reference to the "authority having jurisdiction" and "owner" shall be interpreted to mean the COR.

1.4.1 Soldering Procedures and Qualifications

Provide soldering work specified in this section for compressed air and water tubing systems in conformance with ASME B31.9 , as modified and supplemented by this specification section and the accompanying drawings.

1.5 DELIVERY, STORAGE, AND HANDLING

All equipment and materials delivered and placed in storage shall be stored with protection from the weather, humidity and temperature variations, dirt and dust, or other contaminants. Materials shall be delivered in the manufacturer's unopened containers. Any materials or equipment damaged during delivery, storage, and handling will not be accepted. Packaging and handling shall be adequate to prevent contamination, mechanical damage, or deterioration of the item supplied.

All openings into items shall be sealed or plugged until ready for use or connection. The outer-most covering shall be clearly marked with the complete vendor identification that shall include weight, lifting points, and written instructions covering the location and stacking limits of the packaging on the transport vehicle. This information shall be utilized for all handling procedures.

1.6 PROJECT / SITE CONDITIONS

1.6.1 Verification of Dimensions

The Contractor shall visit the premises and become thoroughly familiar with all details of the work and working conditions, verify all dimensions in the field, and shall advise the COR of any discrepancy or lack thereof, before performing any work. State the date the site was visited and a listing of all discrepancies found or indicating that no discrepancies were found. Include any discrepancies noted with proposed solutions or include a request for information necessary to remedy the discrepancies.

1.6.2 System Drawings

Because of the small scale of the contract drawings, not all offsets, fittings, and accessories that may be required are indicated. The Contractor shall carefully investigate the tubing, electrical, structural, and finish conditions that would affect the work to be performed and shall arrange such work accordingly, furnishing required offsets, fittings, and accessories to complete the installation and result in a fully functional system whether or not such items are shown on the drawings.

Drawings shall provide adequate detail to demonstrate compliance with contract requirements and shall consist of:

a. Equipment layouts that identify assembly and installation details.

b. Tubing layouts that identify all valves, fittings, equipment, and supports.

c. Tubing dimension drawings.

d. Plans and elevations that identify clearances required for maintenance and operation.

PART 2 PRODUCTS

2.1 STANDARD PRODUCTS

Materials and equipment shall be the standard products of a manufacturer regularly engaged in the manufacturing of such products, which are of a similar material, design and workmanship. The standard products shall have been in satisfactory commercial or industrial use for at least two years prior to bid opening. The two-year use shall include applications of equipment and materials under similar circumstances and of similar size. The two years experience shall be satisfactorily completed by a product that has been sold or is offered for sale on the commercial market through advertisements, manufacturer's catalogs, or brochures. Products having less than a two-year field service record may be acceptable if a certified record of satisfactory field operation, for not less than 6,000 hours exclusive of the manufacturer's factory tests, can be shown. All products shall be supported by a service organization that is able to render satisfactory service to the equipment on a regular and emergency basis during the warranty period of the contract. Tubing materials, appurtenances, and equipment supplied as part of this contract shall be new and unused except for testing equipment or as indicated otherwise.

Components that serve the same function and are the same size shall be identical products of the same manufacturer.

2.2 NAMEPLATES

2.2.1 Equipment

Each major component of equipment shall have the manufacturer's name, address, type or style, and catalog or serial number on a plate securely attached to the item of equipment. In lieu of a nameplate, the manufacturer's name or trademark may be cast integrally or stamped, or otherwise permanently marked.

2.2.2 Valve Tags

Provide valve tags identifying all valves and pieces of equipment. Unless otherwise specified, all valve tags shall be made of laminated plastic with black outer layers and a white core. Edges shall be chamfered.

Lettering shall be etched through the top outer black layer to reveal the white core. Lettering shall be 1/4" tall minimum. A margin of not less than 1/4" shall be provided between the lettering and the edge of the valve tag all around. Attach valve tags to the respective valve using bead chain or other approved methods. Valve tags shall be visible from the floor when attached to overhead valves. Valve tags shall include the valve name, description, and normal state.

2.3 Pneumatic Seals

The pneumatic gate seal shall be a hollow rubber fabrication designed to develop a seal between two components by inflating the hollow and applying air pressure to each of the components through the seal. The seal shall be the product of a manufacturer specializing in the design and manufacture of seals. The seal shall be suitable for sealing against a water head of 30 feet. The seal shall be capable of sealing a 2 inch opening against the specified pressure. The seal shall be composed of a molded, fabric reinforced elastomer. The reinforcing fabric shall be aramid fiber. The elastomer shall be neoprene. The air connection shall similar to that indicated and be as per the seal manufactures recommendations. The closed end for seals shall be molded closures as per the seal manufacturers recommendations.

2.3.1 Pneumatic Seal Retainers

The seal retainer geometry indicated on the plans is conceptual. The contractor shall coordinate with the seal manufacturer to develop an appropriate seal retaining system which provides for a similar mounting system as that indicated. Provide shop drawings of the recommended retainer configuration.

2.4 AIR RECEIVERS

Air receivers shall be of the horizontal type, as indicated. Receiver capacities shall be as indicated. Length to be as necessary, maximum diameter of 14 inches. Air receivers shall meet the requirements of ASME BPVC SEC VIII D1 , be labeled and rated for 200 psig , be equipped with required valves and trimmings, including gauge and manual drain valve and pressure safety valve. The interior and exterior of the receiver shall be coated with the highest quality shop coating available. Recievers may be fabricated from stainless steel in lieu of painting. Sandblast exterior and interior to SSPC SP 10 , near-white. Lining shall be a factory applied 8 mil minimum white epoxy coating. Exterior finish shall be two coats of rust inhibitor primer and one coat epoxy enamel. Submit ASME Certification. Also include Manufacturer's Data Report Form U-1 or U-1A.

2.5 COMPRESSED AIR PIPE AND TUBING

Compressed air tubing and accessories shall conform to the following.

2.5.1 Copper Tubing and Accessories

2.5.1.1 Tubing

Tubing shall be ASTM B88, Type K, hard drawn, Class 1.

2.5.1.2 Fittings

Fittings shall be ASME B16.22 copper alloy, with solder joints.

2.5.1.3 Unions

Unions shall be copper alloy, FS WW-U-516, soldered joint type.

SECTION 22 15 10.00 28

2.5.1.4 Flanges and Flanged Fittings

Flanges and flanged fittings shall be ANSI B16.24 , copper alloy, Class 150, unless approved otherwise; gaskets shall be oil resistant synthetic rubber, ASTM D1330; bolts shall be ASTM A193/A193M , Grade B7; and nuts shall be ASTM A194/A194M , Grade 7.

2.5.1.5 Solder Material

Solder metal shall conform to ASTM B32, Alloy Grade Sb5. Alternatively, solder may be an alloy of 95.5 percent tin, 4 percent copper, and 0.5 percent silver of equal or greater tensile strength.

2.5.1.6 Solder Flux

Flux shall be liquid form, non-corrosive, and conform to ASTM B813, Standard Test 1.

2.5.2 Steel Piping

a. Steel Pipe: ASTM A53/A53M, seamless carbon steel, Schedule 40, black.

b. Steel Fittings, size 2 inches and larger: ASME B16.9 , carbon steel, butt welding, schedule 40, or ASME B46.1 , carbon steel welding neck flanges, Class 150, ASME B46.1 , flanged fittings, carbon steel, Class 150, gaskets 1/16 inch oil resistant synthetic rubber ASTM D1330, bolts ASTM A193/A193M , Grade B7, and nuts, ASTM A194/A194M , Grade 7.

Butt welded joints shall be full penetration consumable insert or backing ring type.

c. Fittings, size 1 1/2 inches and smaller: ASME B16.3 , threaded malleable iron, Class 150, or ASME B16.11 , forged carbon steel Class 3000 socket welding or Class 2000 threaded. Joints may also be butt welded or flanged, as specified for sizes 2 inches and larger.

e. Unions: ASME B16.39 , Class 1 ( 300 psig WOG).

2.5.3 Stainless Steel Piping

a. Stainless Pipe : ASTM A312/A312M , seamless stainless steel, Schedule 40 Type 316/316L.

b. Stainless Fittings. Materials to conform to ASTM A182/A182M , Type 316.

Threads to conform to ASME B1.20.1 NPT. Dimensions to conform to

ASME B16.11 .

2.6 VALVES

All valves shall be rated for the intended pressure and be of a compatible material as the pipe to which it is joined. Valves with handles shall have provisions to allow locking the handle with a pad lock. The valves shall be designed with these provisions in mind. Modifications to the valves to accommodate these locks is not acceptable. Valves shall be installed between a slip-by-thread copper alloy adapter and a slip-by-thread copper alloy union. These fittings shall be provided in order to facilitate removal of the valve without need to disturb the pipeline. Valves in copper pipelines shall have bronze bodies, valves in stainless steel pipelines shall have stainless steel bodies.

2.6.1 Ball Valves

Sizes 2" and smaller shall be threaded, ANSI Class 150, full port design.

Valves shall have two-position lever handles with padlockable closed position device for lockout / tagout.

2.6.2 Globe Valves

Bronze globe valves: MSS SP-80 , Class 150, 2 inches and smaller, Class 200, except that Class 150 valves with brazed ends may be used for copper tubing. Valves shall have renewable seats and discs except brazed-end valves which shall have integral seats. Steel globe valves: ASME B16.34 , 2 inches and smaller, ASME B16.34 . Stainless steel globe valves shall meet the dimensional requirements of steel valves with the material requirements of ASTM A182/A182M .

2.6.3 Check Valves

MSS SP-80 , Bronze body with brazed joint or threaded ends or steel body with flanged end, ASME B16.34 , or threaded ends, ASME B16.34 . The check valve shall have a perforated piston with closed downstream end, in line with the pipe and held closed by a steel poppet return spring.

2.6.4 Solenoid Valves

Solenoid valves shall be suitable for operation under minimum differential pressure of 125 psi with compressed air service. Valves body shall be brass with NBR seals and watertight electrical enclosure. Valves must be 2 way, 2 position, normally closed valves. The valve port sizes shall be the same as the pipeline to which they are attached. Valves shall have a means to manually actuate the valve. The electrical portions of this device shall be compatible with the intended control system.Solenoid valves shall operate with single phase 120VAC/60HZ and power rating of coil shall be 11Watts.Solenoid valves should have class F insulation. Valves shall normally closed if their is no flow across the valve in the resting position(with no current on the solenoid contacts)

2.6.5 Flow Control Valve

Flow control valves shall be needle valves. One-piece bodies with integral or screwed bonnet, stems of hardened stainless steel with fine thread for metering and ease of adjusting, teflon packing; and shall be of the pressure balanced type. Needle valves shall be of the slow opening type.

2.7 AIR LINE EQUIPMENT

2.7.1 Pressure Gauges

Gauges shall conform to ASME B40.100 , Accuracy Grade A, for air, Class 1, 2, or 3, Style X, Type I or III as required for water, with steel or brass case, and nonshatterable safety glass, and a pressure blowout back to prevent glass from flying out in case of an explosion. Gauges shall have a 3 1/2" minimum diameter dial and a dial range as indicated on the contract drawings. Gauges shall be fitted with an isolation ball valve in lieu of a gauge cock.

2.7.2 Dielectric Unions

Steel female pipe thread end and copper solder-joint ends, conforming to dimensional, strength and pressure requirements of ASME B16.39 , Class 1.

Steel parts shall be galvanized or plated. Union shall have a water-impervious insulation barrier capable of limiting galvanic current to one percent of the short-circuit current in a corresponding bimetallic joint. When dry, it shall also be able to withstand a 600-volt breakdown test.

2.7.3 Air Cylinder

The cylinder shall be of the double acting type designed and manufactured to be used outdoors and around water. Material for the cylinder shall be stainless steel. Cylinder tubes which have been welded shall be stress relief heat treated and all welds shall be radiographed including those on the end mounts. Material for the piston rod shall be stainless steel with chrome plate. The rod shall be case hardened to 50-54 Rockwell C, polished to a 10 microinch RMS surface finish or better, and nickel and hard-chrome plated to 0.003 inch minimum thickness. Rings, bearings, packing, packing rings, retaining rings, seals, wiper-scrapers, etc., shall be fabricated from the finest selected quality materials as recommended by the Contractor to provide zero leakage. Mounting and basic dimensions shall be as in the drawings.

The piston shall be precision fitted to the cylinder body bore. The piston shall be designed and equipped with zero leakage cup-type seals.

The design shall protect the piston rings from blow-out and over squeezing. Cup-type seals shall be self-regulating and shall automatically compensate for wear. The piston shall have double extended piston rods.

Piston wear rings shall be glass-reinforced nylon with a compressive and tensile strength of not less than 24,000 psi and an embedability capability to prevent scoring of the cylinder.

The O-ring seals shall be Buna N and designed for 150 psi minimum service.

The rod wiper shall be a high-strength polyurethane scraper ring which shall withstand the impact and the abrasion of materials adhering to the piston rod.

Ports shall be 1/2-inch NPT.

The cylinder shall be welded in accordance with ASME BPVC SEC VIII D1 .

All interior surfaces of the cylinder shall be life time coated with grease. The grease shall be as recommended by the manufacturer for the cylinder operating with dry air in an outdoor environment near water.

The cylinder shall be tested with dry air at a pressure of 150 psi for leakage past the piston and cylinder rod prior to installation. Any leakage shall be cause for rejection of the cylinder. The cylinder rod shall be extended and observed for smooth, even travel. Any operational problems shall be resolved by the Contractor in a manner acceptable to the Contracting Officer (KO).

The cylinder shall be provided with cushions and bumpers.

2.7.4 Pressure Regulator

Diaphragm type, air loaded, tight closing single seat, brass body with integral filter and bowl. Regulators shall be adjustable, with an integral gauge.

2.7.5 Pressure Transducer

Pressure transducers shall have an operating range of between 0 and 200 psi with an accuracy of +/- 0.25% of full scale. Transmitter shall be 4 to 20 mA. Wetted materials shall be type 316 stainless steel. The electrical portions of this device shall be compatible with the intended control system.Pressure transducer shall excited with 12-24 Vdc and provide analog output 4-20 mA.

2.8 MISCELLANEOUS MATERIALS

2.8.1 Pipe Joint Compound

Pipe joint compound must be non-hazardous and contain PTFE. It must be suitable for use on copper, steel, stainless steel, ABS, PVC, and Brass pipe carrying either water or compressed air. Compound must be suitable to seal air pipelines pressurized to 1,000 psi with media temperatures between -50 degrees F to 400 degrees F. Compound must be NSF 61 listed.

2.8.2 IDENTIFICATION LABELS FOR TUBING

Labels for tubes 3/4" o.d. and larger shall bear printed legends to identify contents of tubes and arrows to show direction of flow. Labels shall be color coded to match the existing identification scheme in use at the dam. Legends and type and size of characters shall also match the existing identification scheme in use at the dam. Labels shall be made of plastic sheet in conformance with FS A-A-1689 with pressure-sensitive adhesive suitable for the intended applications or they may be premolded of plastic to fit over specific tube outside diameters 3/4" and larger.

For tubes smaller than 3/4" o.d., furnish brass identification tags 1 1/2" in diameter with legends in depressed black-filled characters.

2.8.3 Hangers and Supports

Provide tube hangers and supports conforming to MSS SP-58 , MSS SP-69 , and ASME B31.1 , except as specified or indicated otherwise. Furnish copper plated inserts for copper tubing. Provide tubing supports of U-shaped steel bolts and nuts firmly secured to adequately support structures such as walls, columns, floors, or brackets, unless indicated otherwise. Clips shall fit closely around tubing but shall have sufficient clearance to permit longitudinal movement of tubing during normal expansion and contraction. Provide supports at valves, fittings, branch lines, changes in direction, equipment, and accessories.

2.8.4 Drilled-In Adhesive Anchors

Anchors shall be composed of an anchor rod assembly and an anchor rod adhesive cartridge. The adhesive cartridge shall be a sealed capsule containing premeasured amounts of resin, quartz sand aggregate, and a hardener contained in a separate vial within the capsule. Adhesive strength shall be adequate to support the loads carried by the anchors.

The anchor rod assembly shall be a chamfered and threaded stud rod of type 304 stainless steel with a nut and washer of type 316 stainless steel.

Drilled-in adhesive anchors shall not be used for anchoring to ceilings.

2.8.5 Undercut Concrete Anchors

Undercut concrete anchors shall combine the capacity and reliability of cast-in-place anchors. The anchors shall develop the full capacity of the bolting material when anchored in the concrete. Anchor material shall be stainless steel. The bottom of the hole shall be conically undercut to allow expansion of the anchor sleeve into the conical undercut cavity.

These anchors shall be used for anchoring to ceilings, and may be used in lieu of drilled-in adhesive anchors.

2.9 Posted Operating Instructions

Submit draft posted operating instructions for the pneumatic seal air system at least 45 days prior to initial start-up and testing. Submit final posted instructions within 2 weeks following completion of System Performance testing. Include diagrams, valve and control sequences, and typed condensed operating instructions explaining preventive maintenance procedures, methods of checking the equipment for normal safe operation.

PART 3 EXECUTION

3.1 INSTALLATION

All work shall be performed in accordance with the manufacturer's published diagrams, recommendations, instructions, and equipment warranty requirements. The final posted operating instructions shall be plastic laminated and shall be securely posted in the vicinity of the new equipment where directed by the COR. Equipment shall be lifted or rolled and not dragged or slid across floors.

3.1.1 Tubing

Unless specifically stated to the contrary, fabrication, assembly, and soldering shall conform to ASME B31.1 for all tubing of the compressed air systems. Tubing shall follow the general arrangement shown allowing for variations in connection locations on the equipment supplied. Cut tubing accurately to measurements established for the work. Work tubing into place without springing or forcing. Tubing and equipment shall be entirely out of the way of lighting fixtures, doors and other openings.

Avoid interference with other tubing, conduit, or equipment. Except where specifically shown otherwise, vertical tubing shall run plumb and straight and parallel to walls. Tubing connected to equipment shall be installed to provide flexibility for vibration. Adequately support and anchor tubing so that strain from weight of tubing is not imposed on the equipment.

3.1.1.1 Fittings

Use long radius ells to reduce pressure drops. Mitering of tube to form elbows, notching straight runs to form full sized tees, or any similar construction shall not be used. Make branch connections with tees.

3.1.1.2 Clearances for Soldering

Provide clearances from walls, ceilings, and floors to permit the installation of joints. The clearances shall be at least 2" and sufficient in corners.

3.1.1.3 Cleaning and Flushing Procedures

Before jointing and erection of tubing, thoroughly clean interiors of tube sections and components. Blow out tube and components with compressed air at 100 psig or more. Maintain cleanliness by closure of tube openings with caps or plugs. Before making final terminal connections, blow out complete system with compressed air at 100 psig or more.

3.1.1.4 Changes in Tube Size

Use reducing fittings for changes in tube size. The use of bushings will not be permitted.

3.1.2 Threaded Joints

Threads shall be smooth, clean, and full cut. Threaded joints shall utilize joint compound and not tape. Apply thread joint compound to male threads only, taking care not to keep the compound from reaching the interior of the pipe. Excess compound must be wiped away to provide a clean looking joint. Backing off to permit alignment of threaded joints will not be permitted. Engage threads so that not more than three threads remain exposed.

3.1.3 Soldering Procedures

Perform soldering in accordance with qualified procedures using qualified personnel. Do not perform soldering when the quality of the completed joint could be impaired by the prevailing working conditions. The COR will determine working conditions are unsuitable for soldering.

3.1.3.1 Soldered Joints

Soldered joints shall be made with flux. Soldered joints shall conform to ASME B31.5 and CDA A4015. Before soldering copper joints, both the outside of the tube and the inside of the fitting shall be cleaned with a wire fitting brush until the entire joint surface is bright and clean.

Surplus soldering material shall be removed at all joints. All tubing shall be supported prior to soldering and shall not be sprung or forced.

3.1.3.2 Cleaning for Soldering

Surfaces to be soldered shall be free from loose scale, slag, paint, oil, and other foreign material. Joint surfaces shall be smooth and free from defects which might affect proper soldering.

3.1.4 Valves

Install valves at the locations indicated and elsewhere as required for the proper functioning of the system. Install valves in positions accessible for operation and repair. Install ball valves with stems horizontal. Furnish and install valve tags as indicated.

3.1.5 Hangers and Supports

Selection, fabrication and installation of tubing hangers and supports shall conform to MSS SP-58 , MSS SP-69 , and MSS SP-89 except that spacing of the hangers and supports shall be as per Table I. Provide seismic restraints for tubing in accordance with PPIC Seismic Restraint .

TABLE I. MAXIMUM SPAN FOR TUBE

COPPER

DIAMETER TUBE TYPE

INCHES K

1/2 3'-9" 3/4 4'-3" 1 5'-0" 1 1/2 5'-9" 2 6'-6" 2 1/2 7'-3" 3 7'-9" 3 1/2 8'-3" 4 9'-0"

3.1.6 Pressure Gauges

Provide pressure gauges with a ball valve shut-off valve installed between the gauge and the line.

3.1.7 Equipment Foundations

Provide equipment foundations of sufficient size and weight and of proper design to preclude shifting of equipment under operating conditions or under any abnormal conditions which could be imposed upon the equipment.

Provide foundations which meet the requirements of the equipment manufacturer, and when required by the COR, obtain from the equipment manufacturer approval of the foundation design and construction for the equipment involved. Equipment vibration shall be maintained within acceptable limits, and shall be suitably dampened and isolated.

3.1.8 Equipment Installation

Install equipment strictly in accordance with these specifications, and the manufacturers' installation instructions. Grout equipment mounted on concrete foundations before tubing is installed. Install tubing in a manner that does not place a strain on any of the equipment. Do not bolt flanged joints tight unless they match properly. Floor mounted equipment shall be anchored to the floor to prevent movement, and where equipment generates vibration, vibration isolation shall be provided.

3.1.9 Cleaning of System

Clean the various system components before final closing as the installations are completed. Remove foreign matter from equipment and surrounding areas. Preliminary or final tests will not be permitted until the cleaning is approved by the KO.

3.1.10 Unions and Flanges

Provide unions and flanges where necessary to permit easy disconnection of tubing and apparatus, and as indicated. Provide a union for each connection having a threaded-end valve. Provide unions on tubing 2" and smaller in diameter, and provide flanges on tubing 2 1/2" and over in diameter. Install dielectric unions or flanges between ferrous and non-ferrous piping, equipment, and fittings; except that bronze valves and fittings may be used without dielectric couplings for ferrous-to-ferrous or non-ferrous to non-ferrous connections.

3.1.11 Anchors

The anchor diameter and embedment depth shall meet the manufacturer's requirements for the maximum allowable working load of the application.

Total length of anchors shall provide at least 1/8" (but not more than 1/2") of threaded rod extending past the nut when final installation is completed. For adhesive anchors, the capsule ingredients shall be activated by the insertion procedure of the anchor rod assembly.

Reinforcing steel or other embedded metals may be encountered when drilling for installation of anchors.

3.1.11.1 Reinforcement Interference

Typical reinforcement depth in concrete is approximately 2 inches.

Carefully drill anchors to avoid reinforcement and re-drill hole if hard resistance is met.

3.1.12 Painting of Equipment

Paint equipment in accordance with manufactures standard coatings. All equipment shall be supplied with coated surfaces and touched up if damaged during installation process.

3.1.13 Identification of Tubing

Identify tubing using the same identification scheme as currently in use at Little Goose Dam. Use commercially manufactured tubing identification labels. Space identification marking on runs not farther apart than 50 feet . Provide two copies of the tubing identification code laminated with plastic and install where directed. Handles of normally open valves shall be painted green. Handles of normally closed valves shall be painted red. Install valve tags on valves.

3.2 CLEANING SOLDERED TUBING

Clean soldered tubing to remove residual slag and flux remaining in the system after installation. The tube system shall be flushed with air prior to connection to existing system. Each leg of tubing shall be flushed with full flow air of open tube. Proper safety plan shall be in place to insure personal safety from dislodged debris.

3.3 FIELD QUALITY CONTROL

3.3.1 Soldering Examinations

The Contractor shall perform soldering examinations. Visually examine all new compressed air systems as follows:

a. Check soldered joint fit-up. Diametrical clearances shall conform to soldering procedure requirements.

b. Check base material of tube and fitting for conformance to the applicable drawing or specification.

c. Check grade of soldering alloy for conformance to the soldering procedure before fit-up or soldering.

d. Check completed soldered joint for a complete ring of solder between the outside surface of the tube and the face of the fitting, and for a visible fillet.

Defective joints may be repaired. However, no more than two attempts to repair by reheating and additional face feeding of solder will be permitted, after which the defective joint shall be unsweated, examined for defects on tube and fittings, reprepared as a new joint, and resoldered.

3.3.2 Field Tests

3.3.2.1 General

Perform testing after cleaning. Tests shall be conducted in the presence of the COR. The Government will furnish the compressed air, water, and electricity required for the tests. The Contractor shall provide all material, equipment, instruments, and personnel required for the field tests. The services of a qualified technician shall be provided as required to perform all tests and procedures indicated herein. All field tests shall be conducted during the project maintenance crews work hours.

Submit test schedules at least 21 days prior to the start of related testing. Identify the date and time for each test. Include step-by-step test procedures and descriptions of test equipment proposed for use during the Field tests. The Contractor shall coordinate with the COR while preparing the Field test schedules.

The contractor shall correct any failures that arise during testing, and re-test the failed components at no additional cost to the Government.

3.3.2.2 Hydrostatic Tests and Leak Tightness Tests

a. Preliminary Preparation

Remove or isolate from the system the compressor, air dryer, filters, instruments, and equipment which would be damaged by water during hydrostatic tests and reinstall after successful completion of tests.

b. Performance of Hydrostatic Tests

Hydrostatically test piping systems in accordance with ASME B31.1 . Vent or flush air from the piping system. Pressurize system for 10 minutes with water at one and one-half times design working pressure, then reduce to design working pressure and check for leaks and weeps. Water used for testing shall be clean, potable water.

c. Compressed Air Leak Test

After satisfactory completion of hydrostatic pressure test, blow systems dry with clean, oil-free compressed air, and test with clean, dry air at design working pressure. Brush joints with soapy water solution to check for leaks. Install a calibrated test pressure gage in piping system to observe any loss in pressure. Maintain required test pressure for a sufficient length of time to enable an inspection of joints and connections.

3.3.2.3 Seal System Tests

Test the pneumatic seal system after initial fitup of components in the slots, but before commissioning. Test the pneumatic seal air system by performing the following operations with the Top Stoplog supported at deck elevation so that the seal is visible. Charge the receiver verify that the receiver maintains air pressure for 10 minutes. Manually fill the seal.

Manually vent the seal. Fill the seal from the electronic system. Vent the seal from the electronic system. Isolate the receiver from the supply air.

Manually fill the seal. For each operation record the initial system pressures and final system pressures along with the time required to perform each operation. Submit the results of these tests in a test report.

3.4 FIELD PAINTING

The Contractor shall repair damaged coating areas in the field with material equal to the original coating. Shop primed surfaces shall be touched up with ferrous metal primer. Surfaces that have not been shop primed shall be solvent cleaned. Surfaces that contain loose rust, mill scale or other foreign substances shall be mechanically cleaned and primed as required for the type of coating specified. Factory painted items requiring touching up in the field shall be thoroughly cleaned of all foreign material and shall be primed and topcoated with the manufacturer's standard factory finish. Stainless steel, galvanized steel, and nonferrous surfaces shall not be painted.

3.5 MAINTAIN WORKING "AS-BUILT" CONTRACT DRAWINGS

The Contractor shall maintain working "as-built" contract drawings as specified in Section 01 78 00.00 28 CLOSEOUT SUBMITTALS.

-- End of Section --

SECTION TABLE OF CONTENTS

DIVISION 35 - WATERWAY AND MARINE CONSTRUCTION

SECTION 35 01 42.00 28

SPILLWAY WEIR HOIST SYSTEMS

PART 1 GENERAL

1.1 REFERENCES

1.2 SYSTEM DESCRIPTION

1.2.1 Operations and Maintenance (O&M) Manuals

1.2.2 Design Criteria

1.3 SUBMITTALS

1.4 PRE-FABRICATION REQUIREMENTS

1.4.1 Shop Drawings

1.4.2 3D CADD Mechanical Model

1.5 DELIVERY, STORAGE, AND HANDLING

PART 2 PRODUCTS

2.1 ELECTRICAL EQUIPMENT

2.2 STEEL FABRICATION

2.3 Drums

2.4 SPEED REDUCERS

2.4.1 General

2.4.2 Reducer Housing

2.4.3 Gearing

2.4.4 Reducer Shafts

2.4.5 Reducer Shaft Bearings

2.4.6 Gearbox Lubrication System

2.4.7 Seals

2.4.8 Breather

2.4.9 Parallel Shaft Reducer

2.4.10 Bevel Gearboxes

2.4.11 Worm Reducers

2.5 Open Spur Gears

2.5.1 Gear Design

2.5.2 Gear Rating

2.5.3 Gearing

2.5.3.1 Pinion Gears

2.5.3.2 Bull Gears

2.5.4 Gear Dimension, Quality, and Hardness Verification

2.6 PILLOWBLOCK BEARINGS

2.6.1 General Requirements

2.7 SHAFT COUPLINGS

2.7.1 General

2.8 LUBRICATION

2.9 WIRE ROPE ASSEMBLY

2.10 SHEAVES

2.11 SHAFTS

2.12 BRAKE

2.12.1 Electrohydraulic Actuator

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2.12.2 Enclosing Case

2.12.3 Mechanical Construction

2.13 ELECTRIC MOTORS

2.14 GUARDS AND COVERS

2.14.1 Open Gear Covers

2.14.2 Coupling Covers

2.14.3 Electrical Component Covers

2.15 Torque Sensor

2.16 Miscellaneous Materials

2.16.1 2.1 UHMW POLYETHYLENE

2.16.2 FRP Bearing Material

2.17 Fasteners

2.17.1 Bolts

2.17.2 Nuts

2.17.3 Washers

2.17.4 Cap Screws

2.18 Shims

2.19 Alignment Pins

2.20 Equipment Mounting Points

2.21 PAINTING

2.22 Spare Parts

2.22.1 Spare Bearings

2.22.2 Spare Couplings

2.22.3 Spare Torque Sensor

2.22.4 Spare Desiccant Breathers

2.22.5 Spare Lubricant

PART 3 EXECUTION

3.1 Erecting Engineer

3.2 Fabrication Tolerances

3.2.1 Drawings Tolerances

3.2.2 Fits

3.2.3 Geometric Tolerancing

3.3 MACHINERY BASE FABRICATION

3.4 Bolted Connections

3.5 WELDING

3.5.1 General

3.5.2 Filler Metal

3.5.3 Qualification of Welders and Welding Operators

3.5.4 Workmanship Requirements

3.5.4.1 Welding Procedure

3.5.4.2 Preheat and Interpass Temperature

3.5.4.3 Stress-Relief Heat Treatment

3.5.4.4 Temporary Welds

3.5.4.5 Tack Welds

3.5.5 Inspection of Welding

3.5.5.1 Visual Examination

3.5.5.2 Nondestructive Examination

3.5.5.3 Supplemental Examination

3.5.6 Structural Steel Welding Repairs

3.6 Shear Blocks

3.7 Open Spur Gear Alignment

3.8 Guide Wheel Alignment

3.9 Load Limiting

3.10 SHOP ASSEMBLY AND TESTS

3.10.1 General

3.10.2 Test Plan

3.10.3 Drum Synchronicity Test

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3.10.4 Static Load Test

3.10.4.1 Drum Dogging Load Test

3.10.4.2 Torque Sensor Load Calibration

3.10.5 Limited Load Test

3.10.6 Dynamic Load Test

3.10.7 Loss of Power

3.11 Track Dog Load Test

3.12 Lifting Beam Operation

3.13 Field Rope Tensioning

3.14 FIELD COMMISSIONING

3.15 FIELD TRAINING

3.16 ACCEPTANCE

-- End of Section Table of Contents --

SECTION 35 01 42.00 28

SECTION 35 01 42.00 28

SPILLWAY WEIR HOIST SYSTEMS

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.

AMERICAN GEAR MANUFACTURERS ASSOCIATION (AGMA)

AGMA 2015/915-1 (2002A) Accuracy Classification System - Tangential Measurement Tolerance Tables for Cylindrical Gears

AGMA 2001 (2004D; R 2010) Fundamental Rating Factors and Calculation Methods for Involute Spur and Helical Gear Teeth

AGMA 2003 (2010D) Rating the Pitting Resistance and Bending Strength of Generated Straight Bevel, ZEROL Bevel, and Spiral Bevel Gear Teeth

AGMA 2011 (2014B) Cylindrical Wormgearing Tolerance and Inspection Methods

AGMA 6013 (2006A; R 2011) Standard for Industrial Enclosed Gear Drives

AGMA 6034-B92 1992.01.01 (R 2005)(R 2010) Practice for Enclosed Cylindrical Wormgear Speed Reducers and Gearmotors

ASME INTERNATIONAL (ASME)

ASME B4.1 (1967; R 2009) Preferred Limits and Fits for Cylindrical Parts

ASME B17.1 (1967; R 2008) Keys and Keyseats

ASME B18.2.1 (2010) Square and Hex Bolts and Screws (Inch Series)

ASME Y14.5 (2009) Dimensioning and Tolerancing

ASTM INTERNATIONAL (ASTM)

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

ASTM A325 (2010) Standard Specification for Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength

ASTM A490 (2012) Standard Specification for Structural Bolts, Alloy Steel, Heat Treated, 150 ksi Minimum Tensile Strength

ASTM A563 (2007a) Standard Specification for Carbon and Alloy Steel Nuts

ASTM A1018/A1018M (2010) Standard Specification for Steel, Sheet and Strip, Heavy-Thickness Coils, Hot-Rolled, Carbon, Commercial, Drawing, Structural, High-Strength Low-Alloy, High-Strength Low-Alloy with Improved Formability, and Ultra-High Strength

ASTM E 165 (2009) Standard Test Method for Liquid Penetrant Examination

ASTM E 709 (2008) Standard Guide for Magnetic Particle Examination

ASTM F436 (2011) Hardened Steel Washers

ASTM F835 (2012) Alloy Steel Socket Button and Flat Countersunk Head Cap Screws

AMERICAN WELDING SOCIETY (AWS)

AWS D1.1/D1.1M (2010; Errata 2011) Structural Welding Code - Steel

AWS QC1 (2007) Standard for AWS Certification of Welding Inspectors

RESEARCH COUNCIL ON STRUCTURAL CONNECTIONS (RCSC)

RCSC S348 (2009) RCSC Specification for Structural Joints Using ASTM A325 or A490 Bolts

SOCIETY OF AUTOMOTIVE ENGINEERS INTERNATIONAL (SAE)

SAE J429 (2011) Mechanical and Material Requirements for Externally Threaded Fasteners

SAE J995 (2012) Mechanical and Material Requirements for Steel Nuts

1.2 SYSTEM DESCRIPTION

The equipment to be furnished under this specification consists of a single gate hoist unit composed of two wire rope and drum hoist units moving together as a single hoist. The hoist shall consist of two rope drums driven by open gears which are in turn driven by large parallel gear reducers. The parallel reducers are driven by a common worm gear reducer with an electric motor at the primary driver. Appurtenant features

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Line including lifting eyes and a drum dogging system are also required.

Furnish the units complete, including base supports, geared drives, brakes, motors, shafts, bearings, wire rope, electrical equipment, controls, covers, guards, and other necessary items. Manufacture of the vertical gate machinery units shall be provided to the Contractor by a firm that has been normally and regularly engaged in design, assembly, and manufacture of heavy machinery over the preceding 3 years. Dimensions shown on the drawings including structural supports shall not be changed without written approval from the Contracting Officer (KO). Where available from the manufacturer, each piece of equipment shall be provided with a metallic nameplate firmly attached. The nameplate shall bear the manufacturer's name, model designation, serial number, unit rating, application factor, reduction ratio's, and any other applicable information.

1.2.1 Operations and Maintenance (O&M) Manuals

For specifications on the furnishing of installation, operations and maintenance instructions, see SECTION 01 78 23.00 28 OPERATION AND

MAINTENANCE DATA.

1.2.2 Design Criteria

a. Equipment, where modified by the Contractor and submitted for approval, shall be designed for the normal loads with a minimum factor of safety of 5 based on the ultimate strength of the material. In addition, each part or component (excluding wire rope), shall be designed for a unit stress not in excess of 75 percent of the yield point of the material under loads resulting from the maximum torque of the motor at its limited state. Allowances for shock and impact will not be required. Standard commercial manufactured products shall be selected based on the manufacturer's published catalog ratings, additional safety factors are not required. All equipment modification design calculations shall be submitted for approval.

b. All equipment will be located outside and be expected to operate between ambient temperatures from -10 to 110 degrees F .

c. The normal design load on each rope drum is 100,000 pounds of rope pull divided between each of two ropes. The loads are composed of the dead weight of the gate, hydraulic forces, rolling friction in the gate wheels, and seal friction. The hoists are required to raise the gates at a speed of between 0.9 and 1.1 feet/minute .

1.3 SUBMITTALS

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

submittals having an "I" designation are for information only. When used, a designation following the "G" of "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-01 Preconstruction Submittals

Qualification Of Welders And Welding Operators ; I, C

Welding Procedure ; G, C

SECTION 35 01 42.00 28

Certified Welding Inspector's Certification And Qualifications ; I, C

SD-02 Shop Drawings

Drums; I, ME

Parallel Shaft Reducer ; I, ME

Bevel Gearboxes ; I, ME

Sheaves ; I, ME

BRAKE; I, ME

Torque Sensor ; I, ME

3D CADD Mechanical Model ; G, ME

Final Shop Drawings ; G, ME

Worm Reducers ; I, ME

Pinion Gears ; I, ME

Bull Gears ; I, ME

Guards And Covers ; G, ME

Gear Drawings ; I, ME

SD-03 Product Data

Parallel Shaft Reducer ; G, ME

Bevel Gearboxes ; I, ME

Worm Reducers ; G, ME

Brake ; G, ME

Shaft Couplings ; I, ME

FRP Bearing Material ; I, ME

Torque Sensor ; I, ME

SD-05 Design Data

3D CADD Mechanical Model ; I, ME

Gear Calculations ; G, ME

Gear Dimension, Quality, And Hardness Verification Procedure ; I, ME

SD-06 Test Reports

Drum Synchronicity Test ; G, ME

SECTION 35 01 42.00 28

Static Load Test ; G, ME

Dynamic Load Test ; G, ME

Final Alignment Test Report ; G, ME

Track Dog Load Test ; G, ME

Lifting Beam Operation ; G, ME

Limited Load Test ; G, ME

Gear…