Amended 20B0007-0001_specs.pdf

Ice Harbor Head Cover Oil Water Separator W912EF20B0007 Amend-0001

SECTION TABLE OF CONTENTS

DIVISION 00 - PROCUREMENT AND CONTRACTING REQUIREMENTS

SECTION 00 01 15.00 28

LIST OF DRAWINGS

PART 1 GENERAL

1.1 SUMMARY

1.2 CONTRACT DRAWINGS

1.2.1 Use Of Government Prepared Contract CAD Electronic Files

1.3 RESOURCE DRAWINGS (R)

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DOCUMENT 00 01 15.00 28

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SECTION 00 01 15.00 28

LIST OF DRAWINGS

PART 1 GENERAL

1.1 SUMMARY

This section lists the drawings for the project pursuant to contract clause "DFARS 252.236-7001, Contract Drawings, Maps and Specifications."

1.2 CONTRACT DRAWINGS

Contract drawings are as follows:

Sheet Number Description File Number Revision Number

Date

GENERAL

G-001 COVER SHEET AND LOCATION MAPS IHG-1-0-1/536

G-002 INDEX SHEET IHG-1-0-1/537

G-101 POWERHOUSE EL 349.5 KEY PLAN IHP-1-0-1/397

G-102 POWERHOUSE EL 335.5 KEY PLAN IHP-1-0-1/398

STRUCTURAL

S-101 STRUCTURAL PLAN VIEW ERECTION BAY

DRAINAGE PUMP ROOM

IHP-1-5-12/1 0001 9/8/20

S-301 HOIST BEAM ASSEMBLY SECTIONS IHP-1-5-12/2

S-302 STRUCTURAL CONCRETE DRAINAGE PUMP

ROOM

IHP-1-5-12/3 0001 9/8/20

MECHANICAL

MD101 DRAINAGE SUMP PIPING REMOVAL IHP-1-3-12/78

MP101 GENERATOR BAY PIPING PLAN IHP-1-3-12/79

MP102 INSTALLATION OF PUMP AND TURBINE

PIT PIPING (UNITS 1-3) DETAILS

IHP-1-3-12/80 0001 9/8/20

MP103 INSTALLATION OF OIL WATER

SEPARATOR PIPING PLAN

IHP-1-3-12/82

DOCUMENT 00 01 15.00 28

Line

MP104 INSTALLATION OF OIL WATER

SEPARATOR PIPING PLAN

IHP-1-3-12/83

MP201 INSTALLATION OF OIL WATER

SEPARATOR PIPING SECTION

IHP-1-3-12/84 0001 9/8/20

MP501 OIL WATER SEPARATOR PIPING DETAILS IHP-1-3-12/85

MP502 OIL WATER SEPARATOR WASTE OIL &

OIL PUMP PIPING DETAILS

IHP-1-3-12/86

MP503 INTAKE AND DISCHARGE PIPING DETAILS IHP-1-3-12/87

MP504 TURBINE PIT PIPING DETAILS IHP-1-3-12/88

MP505 COALESCER AND HOIST SYSTEM PLAN

AND SECTION - EL 335.5

IHP-1-3-12/89

MP506 100 GPM OWS TANK PLAN AND

ELEVATIONS

IHP-1-3-12/90

MP601 PIPING AND INSTRUMENTATION DIAGRAM IHP-1-3-12/91

MP602 OIL WATER SEPARATOR PIPING LAYOUT

ISOMETRIC DIAGRAM

IHP-1-3-12/92

MP603 OIL WATER SEPARATOR PIPING

ISOMETRIC DIAGRAM DETAILS

IHP-1-3-12/93

MP604 MECHANICAL EQUIPMENT SCHEDULES IHP-1-3-12/94 0001 9/8/20

MY101 DRAINAGE SUMP DIFFUSER SIDE UNIT

BAFFLES PLAN & SECTIONS

IHP-1-3-12/95

MY501 DRAINAGE SUMP DIFFUSER EXTENSION

W/ SLOT CONTROL DETAILS

IHP-1-3-12/96

MY502 DRAINAGE SUMP TYPICAL DIFFUSER

EXTENSION DETAILS

IHP-1-3-12/97

MY503 DRAINAGE SUMP DIFFUSER END UNIT

DETAILS

IHP-1-3-12/98

ELECTRICAL

E-001 ELECTRICAL LEGEND IHP-1-6-12/217

ED106 PUMP ROOM LIGHTING PLAN EL 335.5 -

ERECTION BAY

IHP-1-6-12/218

ED601 HEAD COVER SUMP PUMP CONTROLS DEMOIHP-1-6-12/219

ED602 UNITS 1-3 TURBINE PIT WIRING

DIAGRAM DEMO

IHP-1-6-12/220

ED603 UNITS 4-6 TURBINE PIT WIRING

DIAGRAM DEMO

IHP-1-6-12/221

ED613 FSQ1 ONE LINE DIAGRAM DEMO IHP-1-6-12/222

E-101 UNITS 1-3 TURBINE PIT PUMP 3

INSTALL PLAN VIEW

IHP-1-6-12/223

E-102 UNITS 1-3 TURBINE PIT PUMP 3

INSTALL PANEL ELEVATION VIEW

IHP-1-6-12/224

E-103 UNITS 4-6 TURBINE PIT PUMP 3

INSTALL PLAN VIEW

IHP-1-6-12/225

DOCUMENT 00 01 15.00 28

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E-104 UNITS 4-6 TURBINE PIT PUMP 3

INSTALL PANEL ELEVATION VIEW

IHP-1-6-12/226

E-105 PUMP ROOM PLAN VIEW OWS INSTALL IHP-1-6-12/227

E-106 PUMP ROOM LIGHTING PLAN EL. 335.5

- ERECTION BAY

IHP-1-6-12/228

E-201 SU1 MCC UNIT 1 - PUMP 3 INSTALL IHP-1-6-12/229

E-202 SU2 MCC UNIT 2 - PUMP 3 INSTALL IHP-1-6-12/230

E-203 SU3 MCC UNIT 3 - PUMP 3 INSTALL IHP-1-6-12/231

E-204 SU4 MCC UNIT 4 - PUMP 3 INSTALL IHP-1-6-12/232

E-205 SU5 MCC UNIT 5 - PUMP 3 INSTALL IHP-1-6-12/233

E-206 SU6 MCC UNIT 6 - PUMP 3 INSTALL IHP-1-6-12/234

E-207 ELECTRICAL - PUMP ROOM ELEVATION IHP-1-6-12/235

E-401 OWS CONTROL CABINET OWSCC PANEL

LAYOUT

IHP-1-6-12/236

E-601 HEAD COVER SUMP PUMP CONTROLS

INSTALL

IHP-1-6-12/237

E-602 UNITS 1-3 TURBINE PIT WIRING

DIAGRAM

IHP-1-6-12/238

E-603 UNITS 4-6 TURBINE PIT WIRING

DIAGRAM

IHP-1-6-12/239

E-604 SU1, CQ11 & CQ12 ONE LINE DIAGRAM

UNIT 1 - PUMP THREE INSTALL

IHP-1-6-12/240

E-605 SU2 ONE LINE DIAGRAM UNIT 2 - PUMP

THREE INSTALL

IHP-1-6-12/241

E-606 SU3 ONE LINE DIAGRAM UNIT 3 - PUMP

3 INSTALL

IHP-1-6-12/242

E-607 SU4 ONE LINE DIAGRAM UNIT 4 - PUMP

3 INSTALL

IHP-1-6-12/243

E-608 SU5 AND CQ21 ONE LINE DIAGRAM UNIT

5 - PUMP 3 INSTALL

IHP-1-6-12/244

E-609 SU6 ONE LINE DIAGRAM UNIT 6 - PUMP

3 INSTALL

IHP-1-6-12/245

E-610 OWS INSTALL OWS CONTROL PANEL IHP-1-6-12/246

E-611 OWS INSTALL OWS CONTROL CABINET IHP-1-6-12/247

E-612 OWS INSTALL OWS CONTROL CABINET

PT. 2

E-613 OWS CONTROL CABINET TERMINAL PLAN IHP-1-6-12/248

E-614 FSQ1 ONE LINE DIAGRAM OIL WATER

SEPARATOR INSTALL

IHP-1-6-12/249

E-615 CABLE AND CONDUIT SCHEDULE PART 1 IHP-1-6-12/250

DOCUMENT 00 01 15.00 28

E-616 CABLE AND CONDUIT SCHEDULE PART 2 IHP-1-6-12/251

1.2.1 Use Of Government Prepared Contract CAD Electronic Files

a. No Resource (R)("For Information Only") drawings are available on

CAD.

b. The Contractor assumes all risks associated in using electronic CAD drawings.

c. Electronic copies of CAD drawings are only available in Bentley DGN format.

d. The contract drawings shall govern if there are any discrepancies between the electronic copy and the contract drawing. The Contractor shall promptly notify the Contracting Officer of any discrepancies.

The Government will not be responsible to correct the electronic CAD drawing.

1.3 RESOURCE DRAWINGS (R)

These R drawings are included with the drawings for information only. The Government does not warrant the accuracy of the R drawings. The Government recommends that the Contractor verify the accuracy of R drawings.

Resource (R) drawings are as follows:

Sheet Number

Description File Number Revision Number

Date

Resource

R-001 POWERHOUSE TRANSVERSE SECTION - MAIN

UNIT BAY

IHP-1-0-0/2

R-002 POWERHOUSE UNITS 4-6 ARRANGEMENT

TRANSVERSE SECTION

IHP-6-0-0/13

R-003 POWERHOUSE - CONCRETE OUTLINE

GENERATOR BAYS PLAN - EL 349.50

IHP-1.1-4-2/12

R-004 POWERHOUSE UNITS 4-6 - CONCRETE

OUTLINE PLANS & SECTIONS - EL 349.5

SHEET I

IHP-1.2-4-2/10

R-005 POWERHOUSE - MECHANICAL ERECTION AND

SERVICE BAYS SUBSTRUCTURE - PLANS AND

SECTION

IHP-1-3-8/5

R-006 POWERHOUSE -MECHANICAL ERECTION AND

SERVICE BAY SUBSTRUCTURE - SECTIONS

AND DETAILS

IHP-1-3-8/6

R-007 DRAINAGE SUMP OIL SKIMMER MECHANICAL

EQUIPMENT DRAINAGE SUMP EL 335.5 PLAN

IHP-1-3-17/9

R-008 DRAINAGE SUMP OIL SKIMMER DIFFUSER,

BAFFLES, AND PIPING DRAINAGE SUMP EL

330.0 PLAN

IHP-1-3-17/10

R-009 DRAINAGE SUMP OIL SKIMMER DIFFUSER,

BAFFLES, AND PIPING DRAINAGE SUMP

SECTIONS

IHP-1-3-17/11

R-010 DRAINAGE SUMP OIL SKIMMER ARRANGEMENT

AND PIPING SCHEMATIC

IHP-1-3-17/12

R-011 DRAINAGE SUMP OIL SKIMMER - OIL

SKIMMER COLLECTION TANK - MECHANICAL

EQUIPMENT ARRANGEMENT AND PIPING

IHP-1-3-17/13

R-012 POWERHOUSE - CONCRETE TRANSVERSE

SECTION ERECTION BAY AND SERVICE BAY

IHP-1-4-0/2

R-013 POWERHOUSE - CONCRETE OUTLINE

ERECTION BAY SUMPS - PLANS AND

SECTIONS

IHP-1-4-3/7

R-014 POWERHOUSE - CONCRETE OUTLINE SOUTH

FISH ENTRANCE PLAN AT EL 335.00

IHP-1-4-5/2

R-015 POWERHOUSE - CONCRETE OUTLINE SOUTH

FISH ENTRANCE PLAN AT EL 354.00

IHP-1-4-5/3

R-016 POWERHOUSE - EXPOSED PIPING GENERATOR

COOLING WATER SECTIONS AND DETAILS

IHP-1.1-3-9/15A

R-017 POWERHOUSE - CONCRETE OUTLINE

GENERATOR BAYS TRANSVERSE &

LONGITUDINAL SECTIONS

IHP-1.1-4-2/1

R-018 POWERHOUSE - CONCRETE OUTLINE

GENERATOR BAYS SECTIONS - EL 349.50

IHP-1.1-4-2/13

R-019 POWERHOUSE - CONCRETE OUTLINE

ERECTION BAY PLAN - EL 335.50 & 349.50

IHP-1.1-4-3/1

R-020 POWERHOUSE - UNITS 4-6 EXPOSED PIPING

GENERATOR BAY PLAN

IHP-1.2-3-9/6

R-021 POWERHOUSE - UNITS 4-6 EXPOSED PIPING

GENERATOR BAY STRAINER PIT

IHP-1.2-3-9/9

R-022 POWERHOUSE - UNITS 4-6 EXPOSED PIPING

GENERATOR BAY PIPE CHASE 1

IHP-1.2-3-9/10

R-023 POWERHOUSE - UNITS 4-6 EXPOSED PIPING

GENERATOR BAY PIPE CHASE 2

IHP-1.2-3-9/11

R-024 POWERHOUSE - PIPING DIAGRAM

UNWATERING AND DRAINAGE SUMP PUMPS

IHP-9-3-9/1

R-025 POWERHOUSE DOVER-ROTARY OILDRAULIC

ELEVATOR

E-17451

R-026 SUMP PUMP & FLOAT SWITCH FOR HEAD

COVER DRAIN

3208-X-2

R-027 HEAD COVER INTERMEDIATE WELD & MACH

ELEVATION

3629-AAH-1

R-028 HEAD COVER - INTERMEDIATE WELD & MACH

ASSEMBLY PLAN

3629-AAY-1

R-029 INTERMEDIATE HEAD COVER PLAN 3629-ARV-1

R-030 INTERMEDIATE HEAD COVER ELEVATIONS 3629-ARW-1

R-031 DISTRIBUTOR SECTION 280" DIA - 6XA -

RH

4460-JM-1

R-032 DISTRIBUTOR PLAN 280" - 6XA - RH 4460-JP-1

R-033 DISTRIBUTOR SECTION 300" 6XA - RH

TURBINE

4460-OA-1

R-034 DISTRIBUTOR PLAN 300" 6XA RH TURBINE 4460-OB-1

R-035 TURBINE PIT SUMP PUMP PIPING 4834-AHF-1

R-036 POWERHOUSE - ELECTRICAL ONE LINE

DIAGRAMS SU1, CQ11 & CQ12

IHP-1.1-6-1E21/2

R-037 POWERHOUSE - ELECTRICAL ONE LINE

DIAGRAMS SU2 & SU3

IHP-1.1-6-1E21/3

R-038 POWERHOUSE UNITS 4-6 ELECTRICAL

DIAGRAMS ONE LINE - SQ2 & SU4

IHP-1.2-6-1F21/1

R-039 POWERHOUSE UNITS 4-6 ELECTRICAL

DIAGRAMS ONE LINE SU5, SU6 & CQ21

IHP-1.2-6-1G21/1

R-040 SU1 480 V 3PH, 60HZ, 11-350 MOTOR

CONTROL CENTER DIGRAM & SCHEMATIC

SE-5-D-752-4

R-041 SU2 480 V 3PH, 60HZ, 11-350 MOTOR

CONTROL CENTER DIGRAM & SCHEMATIC

SE-5-D-752-4A

R-042 SU3 480 V 3PH, 60HZ, 11-350 MOTOR

CONTROL CENTER DIGRAM & SCHEMATIC

SE-5-D-752-4B

R-043 POWERHOUSE - ELECTRICAL 480 VOLT MAIN

UNIT CONTROL CENTERS SU1, SU2. SU3 &

CQ12

IHP-1.1-6-1E2/2

R-044 SU4 LOAD CENTER SO 4046-2MCC

R-045 SU5 LOAD CENTER SO 4046-4MCC

R-046 LOAD CENTER SU6 SO 4046-6MCC

R-047 POWERHOUSE UNITS 4-6 ELECTRICAL

EQUIPMENT 480 VOLT CONTROL CENTERS

SU4, SU5 & SU6

IHP-1-6-1A8/2

R-048 POWERHOUSE - ELECTRICAL CONTROL

DIAGRAMS MAIN UNIT EQUIPMENT

IHP-1.1-6-1E24/1

R-049 MAIN UNITS 1-3 TURBINE PIT ELECTRICAL

CONDUIT DETAILS

IHP-1-6-12/6

R-050 POWERHOUSE - ELECTRICAL EQUIPMENT

INSTALLATION TURBINE PITS

IHP-1.1-6-1E11/6

R-051 POWERHOUSE - ELECTRICAL EQUIPMENT

INSTALLATION MAIN UNIT - TURBINE PIT

CONNECTION DIAGRAM

IHP-1.1-6-1E51/1

R-052 DIGITAL GOVERNOR INSTALLATION MAIN

UNITS 4-6 TURBINE PIT ELECTRICAL

CONDUIT DETAILS

IHP-1-6-9F11/3

R-053 DIGITAL GOVERNOR INSTALLATION MAIN

UNITS 4-6 ELECTRICAL EQUIPMENT PLAN

TURBINE PIT

IHP-1-6-9F11/1

R-054 UNITS 4, 5 & 6 ELECTRICAL COMPONENTS

CONNECTION DIAGRAM

4570-SL-1

R-055 POWERHOUSE - ELECTRICAL EMBEDDED

CONDUIT & GROUNDING MAIN UNIT BAY NO.

1 UPSTREAM HALF - EL 349.5

IHP-1.1-6-1E1/1

R-056 POWERHOUSE - ELECTRICAL EMBEDDED

CONDUIT & GROUNDING MAIN UNIT BAY NO.

1 DOWNSTREAM HALF - EL 349.5

IHP-1.1-6-1E1/2

R-057 POWERHOUSE - ELECTRICAL EMBEDDED

CONDUIT & GROUNDING MAIN UNIT BAY NO.

2 UPSTREAM HALF - EL 349.5

IHP-1.1-6-1E1/6

R-058 POWERHOUSE - ELECTRICAL EMBEDDED

CONDUIT & GROUNDING MAIN UNIT BAY NO.

2 DOWNSTREAM HALF - EL. 349.5

IHP-1.1-6-1E1/7

R-059 POWERHOUSE - ELECTRICAL EMBEDDED

CONDUIT & GROUNDING MAIN UNIT BAY NO.

3 UPSTREAM HALF - EL 349.5

IHP-1.1-6-1F1/1

R-060 POWERHOUSE - ELECTRICAL EMBEDDED

CONDUIT & GROUNDING MAIN UNIT BAY NO.

3 DOWNSTREAM HALF - EL 349.5

IHP-1.1-6-1F1/2

R-061 POWERHOUSE UNITS 4-6 EMBEDDED CONDUIT

& GROUNDING MAIN UNIT BAY NO. 4

UPSTREAM HALF - EL 349.5

IHP-1.2-6-1F1/5

R-062 POWERHOUSE UNITS 4-6 EMBEDDED CONDUIT

& GROUNDING MAIN UNIT BAY NO. 4

DOWNSTREAM HALF - EL 349.5

IHP-1.2-6-1F1/6

R-063 POWERHOUSE UNITS 4-6 EMBEDDED CONDUIT

& GROUNDING MAIN UNIT BAY NO. 5

UPSTREAM HALF - EL 349.5

IHP-1.2-6-1G1/1

R-064 POWERHOUSE UNITS 4-6 EMBEDDED CONDUIT

& GROUNDING MAIN UNIT BAY NO. 5

DOWNSTREAM HALF - EL 349.5

IHP-1.2-6-1G1/2

R-065 POWERHOUSE UNITS 4-6 EMBEDDED CONDUIT

& GROUNDING MAIN UNIT BAY NO. 6

UPSTREAM HALF - EL 349.5

IHP-1.2-6-1G1/4

R-066 POWERHOUSE UNITS 4-6 EMBEDDED CONDUIT

& GROUNDING MAIN UNIT BAY NO. 6

DOWNSTREAM HALF - EL 349.5

IHP-1.2-6-1G1/5

R-067 ELECTRICAL - FSQ1 ONE LINE DIAGRAM N/A

R-068 POWERHOUSE - ELECTRICAL ONE LINE

DIAGRAM FSP1 & FSQ1 SWITCHGEAR

IHP-1.1-6-1C21/1

R-069 POWERHOUSE - LIGHTING ERECTION AND

SERVICE BAYS EL. 433, 418.5, 401,

388, & 335.5

IHP-1.1-6-2D8/1

R-070 POWERHOUSE - REINFORCEMENT SOUTH FISH

ENTRANCE GALLERY AT EL 349.5

IHP-1-4-5/27

R-071 POWERHOUSE - REINFORCEMENT ERECTION

BAY POWERHOUSE - WEST WALL

IHP-1-4-3/23

R-072 POWERHOUSE - CONCRETE OUTLINE

ERECTION BAY SECTIONS AND DETAILS

IHP-1-4-3/6

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SECTION TABLE OF CONTENTS

DIVISION 22 - PLUMBING

SECTION 22 00 00.00 28

PIPING, GENERAL PURPOSE

PART 1 GENERAL

1.1 REFERENCES

1.2 SUBMITTALS

1.3 STANDARD PRODUCTS

1.3.1 Alternative Qualifications

1.3.2 Service Support

1.3.3 Manufacturer's Nameplate

1.3.4 Modification of References

1.3.4.1 Definitions

1.3.4.2 Administrative Interpretations

1.4 DELIVERY, STORAGE, AND HANDLING

1.5 REGULATORY REQUIREMENTS

1.6 PROJECT/SITE CONDITIONS

1.7 INSTRUCTION TO GOVERNMENT PERSONNEL

1.8 ACCESSIBILITY OF EQUIPMENT

1.9 WELDING REQUIREMENTS

PART 2 PRODUCTS

2.1 MATERIALS

2.1.1 Piping and Tubing

2.1.1.1 Stainless Steel Piping

2.1.1.2 Copper Tubing

2.1.2 Pipe Joint Materials

2.2 VALVES

2.2.1 Ball Valves (solder joint)

2.2.2 Actuated 3-Way Ball Valve

2.2.3 Butterfly Valves

2.2.4 Actuated Ball Valve

2.3 MISCELLANEOUS PIPING ITEMS

2.3.1 Pipe Sleeves

2.3.1.1 Sleeves in Masonry and Concrete

2.3.2 Pipe Hangers (Supports)

2.3.3 Nameplates

2.3.4 Flow Meter

2.3.5 Sight Glasses

PART 3 EXECUTION

3.1 GENERAL INSTALLATION REQUIREMENTS

3.1.1 Water Pipe, Fittings, and Connections

3.1.1.1 Cutting and Repairing

3.1.1.2 Protection of Fixtures, Materials, and Equipment

3.1.1.3 Mains, Branches, and Runouts

3.1.1.4 Pipe Drains

SECTION 22 00 00.00 28

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3.1.1.5 Expansion and Contraction of Piping

3.1.2 Joints

3.1.2.1 Threaded

3.1.2.2 Unions and Flanges

3.1.2.3 Copper Tube and Pipe

3.1.3 Dissimilar Pipe Materials

3.1.4 Pipe Sleeves and Flashing

3.1.4.1 Sleeve Requirements

3.1.4.2 Pipe Penetrations of Slab on Grade Floors

3.1.4.3 Pipe Penetrations

3.1.5 Supports

3.1.5.1 General

3.1.5.2 Pipe Hangers, Inserts, and Supports

3.1.5.3 Structural Attachments

3.1.6 Welded Installation

3.2 IDENTIFICATION SYSTEMS

3.2.1 Identification Tags

3.2.2 Piping Identification

3.3 OPERATIONAL TESTS

3.3.1 Discharge Piping Tests

3.3.1.1 Hydrostatic Test

3.3.1.2 Valve Testing

3.3.2 Oil Piping Tests

3.3.2.1 Pneumatic Test

3.3.3 Commissioning

3.4 POSTED INSTRUCTIONS

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SECTION 22 00 00.00 28

SECTION 22 00 00.00 28

PIPING, GENERAL PURPOSE

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 WATER WORKS ASSOCIATION (AWWA)

AWWA C512 (2015) Air-Release, Air/Vacuum, and Combination Air Valves for Water and Wastewater Service

AMERICAN WELDING SOCIETY (AWS)

AWS A5.8/A5.8M (2019) Specification for Filler Metals for Brazing and Braze Welding

AWS B2.2/B2.2M (2016) Specification for Brazing Procedure and Performance Qualification

ASME INTERNATIONAL (ASME)

ASME A13.1 (2015) Scheme for the Identification of Piping Systems

ASME B1.20.1 (2013; R 2018) Pipe Threads, General Purpose (Inch)

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

ASME B16.15 (2013) Cast Copper Alloy Threaded Fittings Classes 125 and 250

ASME B16.21 (2016) Nonmetallic Flat Gaskets for Pipe Flanges

ASME B16.22 (2018) Standard for Wrought Copper and Copper Alloy Solder Joint Pressure Fittings

ASME B16.34 (2017) Valves - Flanged, Threaded and Welding End

ASME B16.5 (2017) Pipe Flanges and Flanged Fittings NPS 1/2 Through NPS 24 Metric/Inch Standard

ASME B16.50 (2013) Wrought Copper and Copper Alloy Braze-Joint Pressure Fittings

ASME B31.3 (2016) Process Piping

ASME B31.5 (2016) Refrigeration Piping and Heat Transfer Components

ASME B36.19M (2004; R 2015) Stainless Steel Pipe

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

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

ASTM INTERNATIONAL (ASTM)

ASTM A105/A105M (2018) Standard Specification for Carbon Steel Forgings for Piping Applications

ASTM A182/A182M (2019a) 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 (2019) Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service and Other Special Purpose Applications

ASTM A351/A351M (2018) Standard Specification for Castings, Austenitic, for Pressure-Containing Parts

ASTM A403/A403M (2019a) Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings

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

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 A312/A312M (2019) Standard Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes

ASTM B32 (2008; R 2014) Standard Specification for Solder Metal

ASTM B75/B75M (2011) Standard Specification for Seamless Copper Tube

ASTM B813 (2016) Standard Specification for Liquid and Paste Fluxes for Soldering of Copper and Copper Alloy Tube

ASTM C920 (2018) Standard Specification for

Elastomeric Joint Sealants

COPPER DEVELOPMENT ASSOCIATION (CDA)

CDA A4015 (2016; 14/17) Copper Tube Handbook

ICC IPC (2018) International Plumbing Code

INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO)

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

MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS

INDUSTRY (MSS)

MSS SP-25 (2018) Standard Marking System for Valves, Fittings, Flanges and Unions

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

MSS SP-67 (2017) Butterfly Valves

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

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 90A (2018) Standard for the Installation of Air Conditioning and Ventilating Systems

1.2 SUBMITTALS

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

submittals having an "I" designation are for information only.

Designation following the "G" or "I" designation identifies the office that will review the submittal for the Government. Submit in accordance with SECTION 01 33 00 SUBMITTAL PROCEDURES:

SD-01 Preconstruction Submittals

Oil Piping Test Procedure G, ME

Discharge Piping Test Procedure ; G, ME

SD-02 Shop Drawings

Piping System ; G, ME

Detail drawings consisting of schedules, performance charts, instructions, diagrams, and other information to illustrate the requirements and operations of systems. Detail drawings for the complete piping system including piping layouts and locations of connections; dimensions for roughing-in, foundation, and support points; schematic diagrams and wiring diagrams or connection and interconnection diagrams. Detail drawings shall indicate clearances required for maintenance and operation. Where piping and equipment are to be supported other than as indicated, details shall include loadings and proposed support methods. Mechanical drawing plans, elevations, views, and details, shall be drawn to scale.

SD-03 Product Data

Welding ; G, ME

A copy of qualified procedures and a list of names and identification symbols of qualified welders and welding operators.

SD-06 Test Reports

Test reports in booklet form showing all field tests performed to adjust each component and all field tests performed to prove compliance with the specified performance criteria, completion and testing of the installed system. Each test report shall indicate the final position of controls.

Oil Piping Test Report ; G, ME

Discharge Piping Test Report ; G, ME

SD-10 Operation and Maintenance Data

Piping System ; G, ME

Submit in accordance with Section 01 78 23.00 28 OPERATION AND

MAINTENANCE DATA.

1.3 STANDARD PRODUCTS

Specified materials and equipment shall be standard products of a manufacturer regularly engaged in the manufacture of such products.

Specified equipment shall essentially duplicate equipment that has performed satisfactorily at least two years prior to bid opening.

Standard products shall have been in satisfactory commercial or industrial use for 2 years prior to bid opening. The 2-year use shall include applications of equipment and materials under similar circumstances and of similar size. The product shall have been for sale on the commercial market through advertisements, manufacturers' catalogs, or brochures during the 2 year period.

1.3.1 Alternative Qualifications

Products having less than a two-year field service record will be acceptable if a certified record of satisfactory field operation for not less than 6000 hours, exclusive of the manufacturer's factory or laboratory tests, can be shown.

1.3.2 Service Support

The equipment items shall be supported by service organizations. Submit a certified list of qualified permanent service organizations for support of the equipment which includes their addresses and qualifications. These service organizations shall be reasonably convenient to the equipment installation and able to render satisfactory service to the equipment on a regular and emergency basis during the warranty period of the contract.

1.3.3 Manufacturer's Nameplate

Each item of equipment shall have a nameplate bearing the manufacturer's name, address, model number, and serial number securely affixed in a conspicuous place; the nameplate of the distributing agent will not be acceptable.

1.3.4 Modification of References

In each of the publications referred to herein, consider the advisory provisions to be mandatory, as though the word, "shall" had been substituted for "should" wherever it appears. Interpret references in these publications to the "authority having jurisdiction", or words of similar meaning, to mean the Contracting Officer (KO).

1.3.4.1 Definitions

For the International Code Council (ICC) Codes referenced in the contract documents, advisory provisions shall be considered mandatory, the word "should" shall be interpreted as "shall." Reference to the "code official" shall be interpreted to mean the "KO."

1.3.4.2 Administrative Interpretations

For ICC Codes referenced in the contract documents, the provisions of Chapter 1, "Administrator," do not apply. These administrative requirements are covered by the applicable Federal Acquisition Regulations (FAR) included in this contract and by the authority granted to the Officer in Charge of Construction to administer the construction of this project. References in the ICC Codes to sections of Chapter 1, shall be applied appropriately by the KO as authorized by his administrative cognizance and the FAR.

1.4 DELIVERY, STORAGE, AND HANDLING

Handle, store, and protect equipment and materials to prevent damage before and during installation in accordance with the manufacturer's recommendations, and as approved by the KO. Replace damaged or defective items.

1.5 REGULATORY REQUIREMENTS

Unless otherwise required herein, plumbing work shall be in accordance with ICC IPC .

1.6 PROJECT/SITE CONDITIONS

The Contractor shall become familiar with details of the work, verify dimensions in the field, and advise the KO of any discrepancy before performing any work.

1.7 INSTRUCTION TO GOVERNMENT PERSONNEL

When specified in other sections, furnish the services of competent instructors to give full instruction to the designated Government personnel in the adjustment, operation, and maintenance, including pertinent safety requirements, of the specified equipment or system.

Instructors shall be thoroughly familiar with all parts of the installation and shall be trained in operating theory as well as practical operation and maintenance work.

When significant changes or modifications in the equipment or system are made under the terms of the contract, provide additional instruction to acquaint the operating personnel with the changes or modifications.

1.8 ACCESSIBILITY OF EQUIPMENT

Install all work so that parts requiring periodic inspection, operation, maintenance, and repair are readily accessible. Install concealed valves, expansion joints, controls, dampers, and equipment requiring access, in locations freely accessible through access doors.

1.9 WELDING REQUIREMENTS

Piping shall be welded in accordance with qualified procedures using performance-qualified welders and welding operators. Procedures and welders shall be qualified in accordance with ASME BPVC SEC IX . Welding procedures qualified by others, and welders and welding operators qualified by another employer, may be accepted as permitted by ASME B31.1. The Contracting Officer shall be notified 24 hours in advance of tests, and the tests shall be performed at the work site if practicable. Welders or welding operators shall apply their assigned symbols near each weld they make as a permanent record.

PART 2 PRODUCTS

2.1 MATERIALS

2.1.1 Piping and Tubing

2.1.1.1 Stainless Steel Piping

Note: This is labeled CRES (corrosion resistant steel) on the plans.

Stainless steel pipe intended for general corrosive service shall meet the requirements of ASTM A312/A312M , Grade TP304, Schedule 10S with dimensions conforming to ASME B36.19M.

2.1.1.2 Copper Tubing

Copper tubing shall conform to ASTM B75/B75M, Type K.

2.1.2 Pipe Joint Materials

Solder containing lead shall not be used with copper pipe. Joints and gasket materials shall conform to the following:

a. Flange Gaskets: Gaskets shall be made of non-asbestos material in accordance with ASME B16.21 . Gaskets shall be flat, 1/16 inch thick, and contain Aramid fibers bonded with Nitro Butadiene Rubber (NBR).

Gaskets shall be the full face or self centering flat ring type.

Gaskets used for hydrocarbon service shall be bonded with NBR.

b. Brazing Material: Brazing material shall conform to AWS A5.8/A5.8M , BCuP-5.

c. Brazing Flux: Flux shall be in paste or liquid form appropriate for

SECTION 22 00 00.00 28

use with brazing material. Flux shall be as follows: lead-free; have a 100 percent flushable residue; contain slightly acidic reagents;

contain potassium borides; and contain fluorides.

d. Solder Material: Solder metal shall conform to ASTM B32.

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

f. PTFE Tape: PTFE Tape, for use with Threaded Metal Pipe.

g. Flanged fittings including, but not limited to, flanges, bolts, nuts and bolt patterns shall be in accordance with ASME B16.5 class 150 and shall have the manufacturer's trademark affixed in accordance with MSS SP-25 . Flange material shall conform to ASTM A105/A105M . Blind flange material shall conform to ASTM A516/A516M . Bolts shall be high strength or intermediate strength with material conforming to

ASTM A193/A193M .

h. Wrought copper fittings for copper tubing shall conform to ASME B16.22

i. Cast bronze threaded fittings shall conform to ASME B16.15 .

j. Stainless Steel Welding Fittings shall be for socket welding. Welding fittings shall be wrought austenitic stainless steel, ASTM A403/A403M TP304 or TP304L socket-welding fittings, conforming to ASME B16.11 .

k. Stainless Steel Flanged Fittings. The internal diameter bores of flanges and flanged fittings shall be the same as that of the associated pipe. The flanges shall be socket welding type. Flanges and flanged fittings shall be forged austenitic stainless steel, ASTM A182/A182M TP304 or TP304L, Class 150, drilled to ASME B16.5 with a 0.0625 inch raised face. Bolting shall be alloy-steel ASTM A193/A193M hex head bolts and ASTM A194/A194M hex head nuts. When mating flange on valves or equipment is cast iron, ASTM A193/A193M Grade B8 Class 1 bolts and ASTM A194/A194M Grade 8 heavy hex head nuts shall be used.

Bolts shall be provided with washers of the same material as the bolts.

l. Stainless steel piping shall be joined by welded fittings and flanges.

2.2 VALVES

Valves shall be provided on supplies to equipment and fixtures. Valves 2-1/2 inches and smaller shall be bronze with threaded bodies for pipe and solder-type connections for tubing, except as indicated. Valves 3 inches and larger shall have flanged bodies. Valves labeled as CRES (corrosion resistant steel) on the plans shall have stainless steel valve bodies.

Pressure ratings shall be based upon the application. Valves shall be factory tested and shall come from a manufacturer that is registered with ISO 9001 . Manually operated valves shall be capable of being locked for lockout/tagout purposes. Valves shall conform to the following standards:

Description Standard

SECTION 22 00 00.00 28

Description Standard

Ball Valves Threaded, Socket-Welding, Solder Joint, and Flared Ends

ASME B16.34

Air-Release, Air/Vacuum, and Combination Air Valves for Water and Wastewater Service

AWWA C512

Butterfly Valves MSS SP-67

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

2.2.1 Ball Valves (solder joint)

Solder joint ball valves shall be two piece, full port design, adjustable stem packing nut.

2.2.2 Actuated 3-Way Ball Valve

The contractor shall provide one (1) standard port 3-Way ball valve as located in the drawings. The valves shall be of the T-port type, such for the allowance for fluid to flow straight across during normal operation.

Valve shall be electrically actuated and the actuator mounting pad shall conform to ISO 5211. The actuator will be used to turn the port downward when the OWS tanks are full. The valve shall be 6" in diameter to fit the new pipes. Ball and stem shall be SS316 material, and the body ASTM A351/A351M Gr. CF8M. Seat shall be PTFE. The valve shall be capable of operating manually.

2.2.3 Butterfly Valves

Butterfly valves shall have a 10 position handle.

2.2.4 Actuated Ball Valve

The contractor shall provide one (1) standard port ball valve at the oil storage tank inlet. Valve shall be electrically actuated and the actuator mounting pad shall conform to ISO 5211. The valve shall allow oil to pass through to the oil storage tank during normal operation and shall shut when the oil storage tank high level alarm trips. Ball shall be SS316 material, and the body bronze. Seat shall be PTFE. The valve shall be capable of operating manually.

2.3 MISCELLANEOUS PIPING ITEMS

2.3.1 Pipe Sleeves

Provide where piping passes entirely through walls, ceilings, roofs, and floors. Sleeves are not required where drain, waste, and vent (DWV) piping passes through concrete floor slabs located on grade, except where penetrating a membrane waterproof floor.

2.3.1.1 Sleeves in Masonry and Concrete

Provide steel pipe sleeves or schedule 40 PVC plastic pipe sleeves.

Sleeves are not required where drain, waste, and vent (DWV) piping passes through concrete floor slabs located on grade. Core drilling of masonry and concrete may be provided in lieu of pipe sleeves when cavities in the core-drilled hole are completely grouted smooth.

2.3.2 Pipe Hangers (Supports)

Provide MSS SP-58 Type 1 with adjustable type steel support rods, except as specified or indicated otherwise. Attach to steel joists with Type 19 or 23 clamps and retaining straps. Attach to Steel W or S beams with Type 21, 28, 29, or 30 clamps. Attach to steel angles and vertical web steel channels with Type 20 clamp with beam clamp channel adapter. Attach to horizontal web steel channel and wood with drilled hole on centerline and double nut and washer. Attach to concrete with Type 18 insert or drilled expansion anchor. Steel metal framing channel support shall be in accordance with MSS SP-58 . All hangers and supports shall have corrosion protection in accordance with MSS SP-58 .

2.3.3 Nameplates

Provide 0.125 inch thick melamine laminated plastic nameplates, black matte finish with white center core, for equipment, gages, thermometers, and valves; valves in supplies to faucets will not require nameplates.

Accurately align lettering and engrave minimum of 0.25 inch high normal block lettering into the white core. Minimum size of nameplates shall be

1.0 by 2.5 inches. Key nameplates to a chart and schedule for each system. Frame charts and schedules under glass and place where directed near each system. Furnish two copies of each chart and schedule.

2.3.4 Flow Meter

Flow meter shall have the following salient characteristics:

Flow range from 60 to 2000 gpm.

Pressure rating of 150 psig.

LCD display that provides flow rate and velocity

Alarms for low battery and empty pipe

Battery powered with 5-year battery life

Internal datalogger

IP 68 rated converter enclosure

ISO 9001 certification.

Wall mounted readout positioned at suitable location in the room with the oil water separators.

2.3.5 Sight Glasses

Sight glasses shall have a full view with a tubular window such that a maintenance worker can observe the liquid in the sight glass when looking from above.

PART 3 EXECUTION

3.1 GENERAL INSTALLATION REQUIREMENTS

Piping located in air plenums shall conform to NFPA 90A requirements.

Piping located in shafts that constitute air ducts or that enclose air ducts shall be noncombustible in accordance with NFPA 90A. The piping system shall be installed complete with necessary fixtures, fittings, traps, valves, and accessories. Valves shall be installed with control no lower than the valve body.

3.1.1 Water Pipe, Fittings, and Connections

3.1.1.1 Cutting and Repairing

The work shall be carefully laid out in advance, and unnecessary cutting of construction shall be avoided. Damage to building, piping, wiring, or equipment as a result of cutting shall be repaired by mechanics skilled in the trade involved. Pipe ends shall be clean and free from indentations, projections, and roll marks.

3.1.1.2 Protection of Fixtures, Materials, and Equipment

Pipe openings shall be closed with caps or plugs during installation.

Fixtures and equipment shall be tightly covered and protected against dirt, water, chemicals, and mechanical injury. Upon completion of the work, the fixtures, materials, and equipment shall be thoroughly cleaned, adjusted, and operated. Safety guards shall be provided for exposed rotating equipment.

3.1.1.3 Mains, Branches, and Runouts

Piping shall be installed as indicated. Pipe shall be accurately cut and worked into place without springing or forcing. Structural portions of the building shall not be weakened. Aboveground piping shall run parallel with the lines of the building, unless otherwise indicated. Branch pipes from service lines may be taken from top, bottom, or side of main, using crossover fittings required by structural or installation conditions.

Piping, valves, and fittings shall be kept a sufficient distance from other work and other services to permit not less than 1/2 inch between finished covering on the different services. Piping shall be installed to not interfere with the operation or maintenance of existing equipment.

Bare and insulated water lines shall not bear directly against building structural elements so as to transmit sound to the structure or to prevent flexible movement of the lines. Water pipe shall not be buried in or under floors unless specifically indicated or approved. Changes in pipe sizes shall be made with reducing fittings. Use of bushings will not be permitted except for use in situations in which standard factory fabricated components are furnished to accommodate specific accepted installation practice. Change in direction shall be made with fittings, except that bending of pipe 4 inches and smaller will be permitted, provided a pipe bender is used and wide sweep bends are formed. The center-line radius of bends shall be not less than six diameters of the pipe. Bent pipe showing kinks, wrinkles, flattening, or other malformations will not be acceptable. Piping shall have 1/16" of drop per foot to allow drainage.

3.1.1.4 Pipe Drains

Pipe drains indicated shall consist of 3/4 inch hose bib with renewable seat and ball valve ahead of hose bib. At other low points, 3/4 inch brass plugs or caps shall be provided. Disconnection of the supply piping at the fixture is an acceptable drain.

3.1.1.5 Expansion and Contraction of Piping

Allowance shall be made throughout for expansion and contraction of water pipe. Risers shall be securely anchored as required or where indicated to force expansion to loops. Branch connections from risers shall be made with ample swing or offset to avoid undue strain on fittings or short pipe lengths. Horizontal runs of pipe over 50 feet in length shall be anchored to the wall or the supporting construction about midway on the run to force expansion, evenly divided, toward the ends. Sufficient flexibility shall be provided on branch runouts from mains and risers to provide for expansion and contraction of piping. Flexibility shall be provided by installing one or more turns in the line so that piping will spring enough to allow for expansion without straining.

3.1.2 Joints

Installation of pipe and fittings shall be made in accordance with the manufacturer's recommendations. Mitering of joints for elbows and notching of straight runs of pipe for tees will not be permitted. Joints shall be made up with fittings of compatible material and made for the specific purpose intended. The gasket style shall be verified as suitable for the intended service.

3.1.2.1 Threaded

Threaded joints shall have American Standard taper pipe threads conforming to ASME B1.20.1 . Only male pipe threads shall be coated with graphite or with an approved graphite compound, or with an inert filler and oil, or shall have a polytetrafluoroethylene tape applied.

3.1.2.2 Unions and Flanges

Unions, flanges and mechanical couplings shall not be concealed in walls, ceilings, or partitions. Unions shall be used on pipe sizes 2-1/2 inches and smaller; flanges shall be used on pipe sizes 3 inches and larger.

3.1.2.3 Copper Tube and Pipe

a. Brazed. Brazed joints shall be made in conformance with AWS B2.2/B2.2M , ASME B16.50 , and CDA A4015 with flux. Copper to copper joints shall include the use of copper-phosphorus or copper-phosphorus-silver brazing metal without flux. Brazing of dissimilar metals (copper to bronze or brass) shall include the use of flux with either a copper-phosphorus, copper-phosphorus-silver or a silver brazing filler metal.

b. Soldered. Soldered joints shall be made with flux. Soldered joints shall conform to ASME B31.5 and CDA A4015.

c. Copper Tube Extracted Joint. Mechanically extracted joints shall be made in accordance with ICC IPC .

3.1.3 Dissimilar Pipe Materials

Connections between ferrous and non-ferrous copper water pipe shall be made with dielectric unions or dielectric flange waterways. Dielectric waterways shall have temperature and pressure rating equal to or greater than that specified for the connecting piping. Waterways shall have metal connections on both ends suited to match connecting piping. Dielectric waterways shall be internally lined with an insulator specifically designed to prevent current flow between dissimilar metals. Dielectric flanges shall meet the performance requirements described herein for dielectric waterways. Connecting joints between plastic and metallic pipe shall be made with transition fitting for the specific purpose.

3.1.4 Pipe Sleeves and Flashing

Pipe sleeves shall be furnished and set in their proper and permanent location.

3.1.4.1 Sleeve Requirements

Unless indicated otherwise, provide pipe sleeves meeting the following requirements:

Secure sleeves in position and location during construction. Provide sleeves of sufficient length to pass through entire thickness of walls, ceilings, roofs, and floors.

A modular mechanical type sealing assembly may be installed in lieu of a waterproofing clamping flange and caulking and sealing of annular space between pipe and sleeve. The seals shall consist of interlocking synthetic rubber links shaped to continuously fill the annular space between the pipe and sleeve using galvanized steel bolts, nuts, and pressure plates. The links shall be loosely assembled with bolts to form a continuous rubber belt around the pipe with a pressure plate under each bolt head and each nut. After the seal assembly is properly positioned in the sleeve, tightening of the bolt shall cause the rubber sealing elements to expand and provide a watertight seal between the pipe and the sleeve.

Each seal assembly shall be sized as recommended by the manufacturer to fit the pipe and sleeve involved.

Sleeves shall not be installed in structural members, except where indicated or approved. Rectangular and square openings shall be as detailed. Each sleeve shall extend through its respective floor, or roof, and shall be cut flush with each surface, except for special circumstances. Pipe sleeves passing through floors in wet areas such as mechanical equipment rooms, lavatories, kitchens, and other plumbing fixture areas shall extend a minimum of 4 inches above the finished floor.

Unless otherwise indicated, sleeves shall be of a size to provide a minimum of 1/4 inch clearance between bare pipe or insulation and inside of sleeve or between insulation and inside of sleeve. Sleeves in bearing walls and concrete slab on grade floors shall be steel pipe or cast-iron pipe. Sleeves in nonbearing walls or ceilings may be steel pipe, cast-iron pipe, galvanized sheet metal with lock-type longitudinal seam, or plastic.

Except as otherwise specified, the annular space between pipe and sleeve, or between jacket over insulation and sleeve, shall be sealed as indicated with sealants conforming to ASTM C920 and with a primer, backstop material and surface preparation. The annular space between pipe and sleeve, between bare insulation and sleeve or between jacket over insulation and sleeve shall not be sealed for interior walls which are not designated as fire rated.

3.1.4.2 Pipe Penetrations of Slab on Grade Floors

Where pipes, fixture drains, floor drains, cleanouts or similar items penetrate slab on grade floors, except at penetrations of floors with waterproofing membrane as specified in paragraphs FLASHING REQUIREMENTS and WATERPROOFING, a groove 1/4 to 1/2 inch wide by 1/4 to 3/8 inch deep shall be formed around the pipe, fitting or drain. .

3.1.4.3 Pipe Penetrations

Provide sealants for all pipe penetrations. All pipe penetrations shall be sealed to prevent infiltration of air, insects, and vermin.

3.1.5 Supports

3.1.5.1 General

Hangers used to support piping 2 inches and larger shall be fabricated to permit adequate adjustment after erection while still supporting the load. Pipe guides and anchors shall be installed to keep pipes in accurate alignment, to direct the expansion movement, and to prevent buckling, swaying, and undue strain. Piping subjected to vertical movement when operating temperatures exceed ambient temperatures shall be supported by variable spring hangers and supports or by constant support hangers. In the support of multiple pipe runs on a common base member, a clip or clamp shall be used where each pipe crosses the base support member. Spacing of the base support members shall not exceed the hanger and support spacing required for an individual pipe in the multiple pipe run. Threaded sections of rods shall not be formed or bent.

3.1.5.2 Pipe Hangers, Inserts, and Supports

Installation of pipe hangers, inserts and supports shall conform to MSS SP-58 except as modified herein.

a. Types 5, 12, and 26 shall not be used.

b. Type 3 shall not be used on insulated pipe.

c. Type 18 inserts shall be secured to concrete forms before concrete is placed. Continuous inserts which allow more adjustment may be used if they otherwise meet the requirements for type 18 inserts.

d. Type 19 and 23 C-clamps shall be torqued per MSS SP-58 and shall have both locknuts and retaining devices furnished by the manufacturer.

Field-fabricated C-clamp bodies or retaining devices are not acceptable.

e. Type 20 attachments used on angles and channels shall be furnished with an added malleable-iron heel plate or adapter.

f. Type 24 may be used only on trapeze hanger systems or on fabricated frames.

g. Type 39 saddles shall be used on insulated pipe 4 inches and larger when the temperature of the medium is 60 degrees F or higher. Type 39 saddles shall be welded to the pipe.

h. Type 40 shields shall:

(1) Be used on insulated pipe less than 4 inches.

(2) Be used on insulated pipe 4 inches and larger when the temperature of the medium is 60 degrees F or less.

(3) Have a high density insert for all pipe sizes. High density inserts shall have a density of 8 pcf or greater.

i. Horizontal pipe supports shall be spaced as specified in MSS SP-58 and a support shall be installed not over 1 foot from the pipe fitting joint at each change in direction of the piping. Pipe supports shall be spaced not over 5 feet apart at valves. Horizontal pipe runs shall include allowances for expansion and contraction.

j. Vertical pipe shall be supported at each floor, except at slab-on-grade, at intervals of not more than 15 feet nor more than 8 feet from end of risers, and at vent terminations. Vertical pipe risers shall include allowances for expansion and contraction.

k. Type 35 guides using steel, reinforced polytetrafluoroethylene (PTFE) or graphite slides shall be provided to allow longitudinal pipe movement. Slide materials shall be suitable for the system operating temperatures, atmospheric conditions, and bearing loads encountered.

Lateral restraints shall be provided as needed. Where steel slides do not require provisions for lateral restraint the following may be used:

(1) On pipe 4 inches and larger when the temperature of the medium is 60 degrees F or higher, a Type 39 saddle, welded to the pipe, may freely rest on a steel plate.

(2) On pipe less than 4 inches a Type 40 shield, attached to the pipe or insulation, may freely rest on a steel plate.

(3) On pipe 4 inches and larger carrying medium less that 60 degrees F a Type 40 shield, attached to the pipe or insulation, may freely rest on a steel plate.

l. Pipe hangers on horizontal insulated pipe shall be the size of the outside diameter of the insulation. The insulation shall be continuous through the hanger on all pipe sizes and applications.

m. Where there are high system temperatures and welding to piping is not desirable, the type 35 guide shall include a pipe cradle, welded to the guide structure and strapped securely to the pipe. The pipe shall be separated from the slide material by at least 4 inches or by an amount adequate for the insulation, whichever is greater.

n. Hangers and supports for plastic pipe shall not compress, distort, cut or abrade the piping, and shall allow free movement of pipe except where otherwise required in the control of expansion/contraction.

3.1.5.3 Structural Attachments

Attachment to building structure concrete and masonry shall be by cast-in concrete inserts, built-in anchors, or masonry anchor devices. Inserts and anchors shall be applied with a safety factor not less than 5.

Supports shall not be attached to metal decking. Supports shall not be attached to the underside of concrete filled floor or concrete roof decks unless approved by the KO. Masonry anchors for overhead applications shall be constructed of ferrous materials only.

3.1.6 Welded Installation

Changes in direction of piping shall be made with welding fittings only;

mitering or notching pipe to form elbows and tees or other similar type construction will not be permitted. Branch connection may be made with either welding tees or forged branch outlet fittings. Branch outlet fittings shall be forged, flared for improvement of flow where attached to the run, and reinforced against external strains. Beveling, alignment, heat treatment, and inspection of weld shall conform to ASME B31.1. Weld defects shall be removed and repairs made to the weld, or the weld joints shall be entirely removed and rewelded. After filler metal has been removed from its original package, it shall be protected or stored so that its characteristics or welding properties are not affected. Electrodes that have been wetted or that have lost any of their coating shall not be used.

3.2 IDENTIFICATION SYSTEMS

3.2.1 Identification Tags

Nameplates shall be installed on equipment, gages, thermometers, and valves.Nameplates shall be attached to valves with No. 12 AWG, copper wire, chrome-plated beaded chain, or plastic straps designed for that purpose.

3.2.2 Piping Identification

Provide in accordance with ASME A13.1 . Place stenciling in clearly visible locations. On piping not covered by ASME A13.1 , stencil approved names or code letters, in letters a minimum of 1/2 inch high for piping and a minimum of 2 inches high elsewhere.

Stencil arrow-shaped markings on piping to indicate direction of flow using black stencil paint.

3.3 OPERATIONAL TESTS

Tests must demonstrate that the new materials and equipment installed under this contract are not electrically, mechanically, structurally, or otherwise defective; are in safe and satisfactory operating condition; and conform to the specified operating characteristics. Provide all material, equipment, instruments, and personnel required for the tests. Contractor's test gauges shall conform to ASME B40.100 and have a dial size of 4 inch or larger. Maximum permissible scale range shall be such that the pointer during a test shall be at the midpoint of the dial or within the middle third of the scale range. Pneumatic tests are more hazardous than hydrostatic tests, therefore, take special safety measures, including the wearing of face masks, during pressure tests. Permit only authorized personnel to be in the area during pneumatic and hydrostatic testing. If any deficiencies are revealed during any test, correct such deficiencies and reconduct the tests at no additional cost to the Government. Conduct tests in the presence of the Contracting Officer's Representative.

Submit a test plan for each test verify the equipment is in safe and operating condition.

Submit a report for each test that includes the following information:

a. Time, date, and duration of test

b. Personnel performing the test

c. Identification of the valves tested

d. Identification of each piping system tested

e. Certification of results

3.3.1 Discharge Piping Tests

Submit discharge piping test procedure and discharge piping test report .

If inspection or test shows defects, such defective work or material, it shall be replaced or repaired as necessary and inspection and tests shall be repeated. Repairs to piping shall be made with new materials.

Caulking of screwed joints or holes will not be acceptable. The coupling manufacturer's representative shall periodically visit the jobsite and review installation. Contractor shall remove and replace any joints deemed improperly installed.

3.3.1.1 Hydrostatic Test

Hydrostatic testing shall be conducted in accordance with ASME B31.3 .

The test pressure shall be 125 psig. Water shall be used as the hydrostatic test fluid.