TECHSPECS_20B0017_amd0003_1Sep20.pdf

McNary Navigation Lock Upstream Unwatering Sump Repairs W912EF20B0017 amd 0003

PROJECT TABLE OF CONTENTS

DIVISION 00 - PROCUREMENT AND CONTRACTING REQUIREMENTS

00 01 15.00 28 LIST OF DRAWINGS

DIVISION 01 - GENERAL REQUIREMENTS

01 00 00.00 28 GENERAL REQUIREMENTS

01 11 01.00 28 SUPPLEMENTARY REQUIREMENTS

01 14 00.10 28 PROJECT SITE RESTRICTIONS

01 14 00.90 28 INTEGRATING ANTITERRORISM (AT) AND OPERATIONS SECURITY

(OPSEC)

01 22 00.00 28 MEASUREMENT AND PAYMENT

01 32 01.00 28 PROJECT SCHEDULE

01 33 00 SUBMITTAL PROCEDURES

01 35 29.10 28 GOVERNMENTAL SAFETY REQUIREMENTS

01 42 00 SOURCES FOR REFERENCE PUBLICATIONS

01 45 01.00 28 RESIDENT MANAGEMENT SYSTEM CONTRACTOR MODE (RMS CM)

01 45 04.00 28 CONTRACTOR QUALITY CONTROL

01 51 00.00 28 TEMPORARY UTILITIES

01 55 10.00 28 CONTRACTOR WORK, ACCESS AND STORAGE AREAS

01 57 20.00 28 ENVIRONMENTAL PROTECTION

01 78 00.00 28 CLOSEOUT SUBMITTALS

01 78 23.00 28 OPERATION AND MAINTENANCE DATA

DIVISION 05 - METALS

05 05 20.00 28 POST-INSTALLED ANCHORS IN CONCRETE AND CORE HOLE

05 50 01.00 28 METAL AND MISCELLANEOUS FABRICATION

DIVISION 06 - WOOD, PLASTICS, AND COMPOSITES

06 73 01.00 28 FIBERGLASS REINFORCED PLASTIC (FRP) GRATING

DIVISION 22 - PLUMBING

22 00 00 PLUMBING, GENERAL PURPOSE

DIVISION 26 - ELECTRICAL

26 00 00.00 20 BASIC ELECTRICAL MATERIALS AND METHODS

26 05 19.10 10 INSULATED WIRE AND CABLE

26 60 13.00 40 LOW-VOLTAGE MOTORS

-- End of Project Table of Contents --

PROJECT TABLE OF CONTENTS Page 1

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)

-- End of Section Table of Contents --

DOCUMENT 00 01 15.00 28 Page 1

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

FILE NUMBER DESCRIPTION Revision Number

Date

GENERAL

G-001 MDG-1-0-0/636 COVER SHEET AND LOCATION MAPS

G-002 MDG-1-0-0/637 INDEX TO DRAWINGS 1 8/28/20

MECHANICAL

M-001 MDN-1-3-5/25 NEW EQUIPMENT LIST OF MATERIALS 1 8/28/20

MD101 MDN-1-3-5/26 NAVIGATION LOCK EL 250

DEMOLITION PLAN

MD102 MDN-1-3-5/27 UPSTREAM PUMP ROOM DEMOLITION

M-101 MDN-1-3-5/28 DISCHARGE PIPING PLAN

M-102 MDN-1-3-5/29 UPSTREAM PUMP ROOM NEW EQUIPMENT

PLAN

M-401 MDN-1-3-5/30 DISCHARGE PIPING SECTIONS 1 9/01/20

M-402 MDN-1-3-5/31 UPSTREAM PUMP ROOM DEWATERING

SYSTEM

M-403 MDN-1-3-5/32 UPSTREAM PUMP ROOM DRAINAGE

SYSTEM

M-501 MDN-1-3-5/33 LANDING BRACKET AND SPECTACLE

FLANGE DETAILS

M-502 MDN-1-3-5/34 DEWATERING PUMP SUPPORT DETAILS

M-503 MDN-1-3-5/35 DRAINAGE PUMP SUPPORT DETAILS

M-504 MDN-1-3-5/36 FIBER REINFORCED PLASTIC GRATING

AND CONNECTION DETAILS

1 8/28/20

DOCUMENT 00 01 15.00 28 Page 2

G4EDDMTJ

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G4EDDMTJ

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G4EDDMTJ

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G4EDDMTJ

Line

M-601 MDN-1-3-5/37 INSTRUMENTATION PROCESS AND

INSTRUMENTATION DIAGRAM

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

FILE NUMBER DESCRIPTION Revision Number

Date

R-001 MDN-1-3-5/1 NAVIGATION LOCK UPSTREAM

UNWATERING SYSTEM EMBEDDED PIPING

R-002 MDN-1-3-5/4 NAVIGATION LOCK UNWATERING PUMPS

CULVERT AND DRAIN (CENTRIFUGAL

PUMP INSTALLATIONS)

R-003 MDN-1-4-1/1 NAVIGATION LOCK PLAN MONOLITHS 1

TO 13

R-004 MDN-1-4-1/10 NAVIGATION LOCK GENERAL SECTIONS

MONOLITHS 1, 2, 6 & 7

R-005 MDN-1-4-1/14 NAVIGATION LOCK DETAILS MONOLITHS

4, 6, 8, 10 & 12

R-006 MDN-1-4-1/23 NAVIGATION LOCK DRAINAGE PLAN

GALLERIES & ROOMS

DOCUMENT 00 01 15.00 28 Page 3

R-007 MDN-2-3-5/1 NAVIGATION LOCK UPSTREAM

UNWATERING SYSTEM EMBEDDED PIPING

R-008 MDN-2-3-5/3 NAVIGATION LOCK UNWATERING PUMP

ROOMS GENERAL ARRANGEMENT

R-009 MDN-2-4-1/13 NAVIGATION LOCK DRAINAGE PLAN

GALLERIES & ROOMS

R-010 MDN-2-5-1/14 NAVIGATION LOCK STAIR DETAILS I

R-011 MDN-1-3-1/3 NAVIGATION LOCK ELEVATOR NO 2 -

MONOLITH 4 GENERAL ARRANGEMENT

8/28/20

R-012 MDN-2-4-1/36 NAVIGATION LOCK MONOLITH 4 - ABOVE

ELEV 280

8/28/20

R-013 MDN-2-4-1/37 NAVIGATION LOCK MONOLITH 4

ELEVATIONS & DETAILS

8/28/20

R-014 V-RS-232 MONO 4 - NAV LOCKS STR WELL AND

ELEV SHAFT ABOVE 288.0 TO 308.0

8/28/20

R-015 C-9448 NAVIGATION LOCK LAYOUT FOR ONE

ELECTRIC FREIGHT ELEVATOR #2

8/28/20

-- End of Document --

DOCUMENT 00 01 15.00 28 Page 4

SECTION TABLE OF CONTENTS

DIVISION 01 - GENERAL REQUIREMENTS

SECTION 01 14 00.10 28

PROJECT SITE RESTRICTIONS

PART 1 GENERAL

1.1 REFERENCES

1.2 SUBMITTALS

1.3 SITE CONDITIONS AND OPERATIONAL RESTRICTIONS

1.4 PROJECT SECURITY

1.4.1 Contractor Vehicle Access

1.4.2 Identification of Employees

1.5 DELIVERY OF EQUIPMENT

1.6 FACILITY OCCUPANCY CLOSURE

1.7 WORK SCHEDULES

1.7.1 Contractor's Work Schedule

1.7.2 Government's Work Schedule

1.8 ELEVATOR USE

1.9 USE OF WALLA WALLA DISTRICT PARKS

PART 2 PRODUCTS (Not Used)

PART 3 EXECUTION (Not Used)

ATTACHMENTS:

Security Badge Form

SECTION 01 14 00.10 28 Page 1

SECTION 01 14 00.10 28

PROJECT SITE RESTRICTIONS

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 in the text by the basic designation only.

U.S. ARMY CORPS OF ENGINEERS (USACE)

EM 385-1-1 Safety and Health Requirements Manual

Contractor shall be responsible for complying with the current edition and all changes posted on the web as of the effective date of this solicitation.

1.2 SUBMITTALS

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

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

SD-01 Preconstruction Submittals

Elevator Protection Plan; G, C

1.3 SITE CONDITIONS AND OPERATIONAL RESTRICTIONS

1. Government cranes will not be available for use and crane operators and riggers will not be available for support for this work.

2. The drainage and unwatering pumps may be taken out of service temporarily during the timeframe specified in FAR Clause 52.211-10 COMMENCEMENT, PROSECUTION, AND COMPLETION OF WORK, item (c)(2) for field verification and to determine layouts. Provide a minimum of 14 calendar days prior to when a temporary outage is requested.

3. For the work required to be completed during he March 2021 Navigation Lock Outage (See FAR Clause 52.211-10 COMMENCEMENT, PROSECUTION, AND COMPLETION OF WORK, item (c)(3), the unwatering pumps will be out of service. The drainage pumps shall remain in service. The work shall be completed 4 days prior to the completion of the Navigation Lock Outage since the Government will need 3 days to rewater the lock.

4. The 2021 Navigation Lock Outage will take place in March of 2021.

The specific start and finish times and dates will be provided to the Contractor 90 days prior to the start of the outage.

5. Temporary anchors may be installed to allow equipment and materials

SECTION 01 14 00.10 28 Page 2 to be lowered into the sump. Anchors shall be removed or cut off at the surface at the completion of use.

1.4 PROJECT SECURITY

The Project site is a secured area and access onto the Project is restricted. The security measures affect all of the Contractor's vehicles and personnel. There will be delays when entering Projects due to locked gates, vehicle inspections, and personnel checks. Inspections and checks may include inspection of tool boxes, brief cases, lunch boxes, and other containers.

1.4.1 Contractor Vehicle Access

Project access roads on both sides of the dams are secured with locked gates. All vehicles that pass through the locked gates will be subject to being searched. No privately owned vehicles (POV's) will be allowed through locked gates. Only Contractor's work vehicles and equipment that are essential to the conduct of the work will be allowed in the work areas. All Contractor vehicles shall display suitable permanent or temporary identification.

1.4.2 Identification of Employees

Government Project personnel will provide the Contractor's personnel with identification badges as they arrive on site. Complete the Security Badge Form(attached to the end of this SECTION), submit the completed form to the Contracting Officer at least five (5) business days prior to the employee arrival to work on the Project site and upon issuance of official badges, shall be responsible for requiring each employee engaged on the work to display identification at all times. All prescribed identification shall immediately be delivered to the Quality Assurance Representative for cancellation upon the release of the employee or project completion. If required by the Contracting Officer, employees will be photographed by the Government. Employees who fail to submit to being photographed will not be allowed on the project site.

Every Contractor employee (prime or subcontractor) shall have a hard hat meeting the requirements of EM 385-1-1. Hardhats shall display the Prime Contractor name, subcontractor name, and the employee's name. Contractor employee hardhats shall not be white with red markings. It shall be the responsibility of the Project Superintendent to enforce this requirement.

1.5 DELIVERY OF EQUIPMENT

Contractor shall be responsible for delivery and receipt of all materials and equipment. Government personnel will not be available to assist the Contractor in these activities. To the maximum extent possible, deliveries shall arrive on the same side of the river as the Contractor's work area.

Delivery vehicles will be allowed to cross the river over the dam only with Government approval. Delivery vehicles arriving on the opposite side of the river as the work area shall be unloaded outside the locked gate, equipment shall be loaded onto Contractor's vehicles, and Contractor's vehicles will then be allowed to cross the dam to the work area.

SECTION 01 14 00.10 28 Page 3

1.6 FACILITY OCCUPANCY CLOSURE

Streets, walks, and other facilities occupied and used by the Government shall not be closed or obstructed without written permission from the Contracting Officer.

1.7 WORK SCHEDULES

1.7.1 Contractor's Work Schedule

At the Pre-Work Meeting, furnish a schedule of number of working days per week, shifts per day, and hours per shift for contract work. Furnish notification of any change of schedule of regular work hours, overtime work hours, and shifts of work crews and personnel at the site. This notification shall be provided a minimum of 48 hours prior to any schedule change to allow suitable scheduling of Government personnel and inspection. Exception to this requirement may be allowed in case of schedule change due to emergency conditions.

1.7.2 Government's Work Schedule

a. The maintenance crews at the dam work from 6:30 a.m. to 5:00 p.m., Monday through Thursday. Crews and staff do not work on weekends and Federal holidays. If a Federal holiday falls on a Friday, the crews and staff do not work on the preceding Thursday. A powerhouse operator is at the site 24 hours a day, 7 days a week, including Federal holidays but is not available to assist the Contractor.

b. If the Contractor requires Government support or assistance outside of normal work hours, the Contractor must make a formal written request to the Contracting Officer at least one week prior to the date that support/assistance is needed. The Government will review this request, but there is no guarantee that Government support or assistance can be provided.

1.8 ELEVATOR USE

Elevator 2 is available for use for movement of equipment and materials, not personnel. Protect the interior of the elevator from damage that may occur during use. Submit an elevator protection plan, that details what means and methods will be used to protect the elevator from damage.

1.9 USE OF WALLA WALLA DISTRICT PARKS

Special consideration for the use of the Walla Walla District Camping Grounds will not be given to the Contractor if camping at these sites.

The Contractor's crew may not use Government parking lots near the McNary Lock and Dam for RV parking.

PART 2 PRODUCTS (Not Used)

PART 3 EXECUTION (Not Used) -- End of Section --

SECTION 01 14 00.10 28 Page 4

SECTION TABLE OF CONTENTS

DIVISION 01 - GENERAL REQUIREMENTS

SECTION 01 55 10.00 28

CONTRACTOR WORK, ACCESS AND STORAGE AREAS

PART 1 GENERAL

1.1 REFERENCES

1.2 SUBMITTALS

1.3 CONTRACTOR'S STORAGE AND STAGING AREA

1.4 CONTRACTOR STORAGE, STAGING, WORK AREA AND ACCESS TO WORK AREA

1.4.1 Access to McNary

1.4.2 Access to the Work Area

1.4.3 Storage and Staging Areas

1.5 ROADWAY ACROSS THE TOP OF THE DAM

1.6 GOVERNMENT ROADWAYS AND DECK ACCESS RESTRICTIONS

1.7 PERMITS AND RESPONSIBILITIES

1.8 DUST CONTROL PLAN

1.9 HAULING MATERIAL

1.10 FIRE CONTROL

1.11 FIRE CONTROL

1.11.1 Fire Hazards

1.11.2 Fire Equipment

1.11.3 Fire Procedures

PART 2 PRODUCTS (Not Used)

PART 3 EXECUTION (Not Used)

SECTION 01 55 10.00 28 Page 1

SECTION 01 55 10.00 28

CONTRACTOR WORK, ACCESS AND STORAGE AREAS

PART 1 GENERAL

The work covered by this section of the specifications consists of work common to more than one section of these TECHNICAL SPECIFICATIONS.

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 ASSOCIATION OF STATE HIGHWAY AND TRANSPORTATION OFFICIALS

(AASHTO)

AASHTO LRFD (8th Edition; 2017) Bridge Design Specifications

1.2 SUBMITTALS

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

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

SD-01 Preconstruction Submittals

Transport Loading Diagrams; G ST

Dust Control Plan; I C

1.3 CONTRACTOR'S STORAGE AND STAGING AREA

Storage and staging areas shall be at locations indicated or as otherwise approved by the Contracting Officer. The storage and staging areas may be used for activities such as setup of an office trailer, parking of private vehicles, storage of materials and equipment, and for work activities. All other stairways, doorways, and floor drainage gutters shall remain open and accessible. Security at the storage and staging site will be the Contractor's responsibility. Install temporary security fencing in a manner approved by the Contracting Officer. Security fencing may not be installed in a manner that damages existing facilities, such as punching post holes in existing pavement.

1.4 CONTRACTOR STORAGE, STAGING, WORK AREA AND ACCESS TO WORK AREA

1.4.1 Access to McNary

Primary access will be using the Washington side gate. Access to work area for personnel is also available across the south rock fill abutment to the intake deck and from the lower parking lot on the Oregon side of the dam, SECTION 01 55 10.00 28 Page 2 through the personnel door on El. 287 to the Powerhouse interior.

1.4.2 Access to the Work Area

See attachment at the end of this section showing access. The Government will not be held liable for delay and disruption, if there are issues with any of the navlock's primary access routes (i.e. upstream miter gates, downstream miter gates, or the bascule bridge).

Elevator 2 can only be used to move equipment and materials only. The elevator needs to be operated by project electricians. Elevator is only available during normal project working hours Monday through Thursday.

Provide 1 day notification on when the elevator is needed.

Elevator 2 Details:

1) The elevator shaft is 6' wide x 6'-2" deep concrete wall to concrete wall. The existing elevator car is approx. 5'-2" deep x 5' wide x 7' tall (door opening is 4'-5" wide x 6'-9" tall).

2) The elevator serves from the 348' elevation (top deck of Navigation lock) to the lowest level at 261.33' elevation (bottom of vertical stair run to sump room). It does not serve to the top of the intake deck (361'), nor to the Navlock Upstream Sump Room (241'). The elevator machinery room is located on the intake deck (361'), and is enclosed in concrete with a single access door; therefore, there is no access to transport materials in the shaft from above.

1.4.3 Storage and Staging Areas

A laydown area will be provided as shown on the attachment at the end of this section. This area requires the Contractor to provide their own security (fencing, etc…), power, water, and porta potty. Space inside the work are can be used for storage.

1.5 ROADWAY ACROSS THE TOP OF THE DAM

The roadway across McNary dam is not available for use by the public.

Public access across the Columbia River is over the interstate highway bridge located two miles downstream from the dam. The Powerhouse intake deck shall not be used for access to the work area. Hauling of materials and transporting of personnel and equipment will be permitted on the Spillway Bridge and Navigation Lock Bridge and roadway only, subject to a load limitation equivalent to the Standard Highway HS20 loading. Protect the various portions of the structure from damage by traffic, prevent material from falling through the deck openings, and also keep the areas in use cleaned up and orderly at all times during use. Vehicle speeds, special precautions, and safety measures shall be as directed by the Contracting Officer. Maintain at least one way traffic at all times on these roadways, except that temporary blockage of the roadway will be allowed for short durations of time. The Powerhouse operator must have access from the Powerhouse to the Navigation Lock at all times to perform lockages of river traffic. Lockages occur at any time of the day or night and an average of seven (7) lockages are performed daily. The Bascule Bridge is closed to traffic during lockages.

SECTION 01 55 10.00 28 Page 3

1.6 GOVERNMENT ROADWAYS AND DECK ACCESS RESTRICTIONS

Hauling of materials and equipment will be permitted on the project's roadways, bridges and decks. Submit transport loading diagrams indicating wheel loads and axle configurations for transport vehicles to haul loads exceeding HS-20, in accordance with AASHTO LRFD Bridge Design Specifications. (AASHTO LRFD Bridge Design Specifications defines HS-20 vehicles as having a gross vehicle weight of 72,000 lbs. and a maximum axle load of 32,000 lbs). Approximate maximum load capacity on roadways over the dam is 1.2 at McNary times higher than HS-20 load. All transport vehicles exceeding HS-20 loads must have approved transport loading diagrams before accessing roadways over the dam. Protect the various portions of the Project's structures from damage by traffic, prevent material from falling through the deck openings, and also keep the areas in use cleaned up and orderly at all times during use. Vehicle speeds, special precautions, and safety measures shall be as directed by the Contracting Officer. To the maximum extent possible, at least one lane shall be kept open for vehicle traffic at all times on these roadways.

1.7 PERMITS AND RESPONSIBILITIES

Contractor shall be responsible for complying with all Federal, State, and municipal laws, codes, and regulations applicable to work on this contract. This includes obtaining all necessary licenses and permits related to transportation of equipment and/or contract items, and other areas of work on this contract, as applicable. Licenses and permits shall be obtained without additional expense to the Government.

1.8 DUST CONTROL PLAN

Dust control during dust generating activities is the responsibility of the Contractor. Submit a written Dust Control Plan detailing what will be done to prevent dust.

1.9 HAULING MATERIAL

No material shall be allowed to drop off vehicles while in transit. In order to prevent any material from dropping off the vehicle onto local roads, all vehicles that have entered the material loading site shall be washed off prior to leaving the site. Wash-off site shall be in an area that has been approved by the Contracting Officer. Contractor is responsible for providing the wash water and truck washing system.

1.10 FIRE CONTROL

Each piece of internal combustion engine driven equipment used at the work site shall be equipped with a fire extinguisher in accordance with National Fire Protection Association (NFPA) recommendations as appropriate. The minimum approved rating of extinguishers shall not be less than 5-B:C.

1.11 FIRE CONTROL

1.11.1 Fire Hazards

The Contractor shall eliminate all potential fire hazards that may result from their operations. This includes work on or near buildings, grounds, use of equipment, and the storage of supplies, fuels, or cleaning agents.

This also includes the removal of any accumulation of burnable or flammable materials or debris around chain-linked fences, signs, and other fixtures

SECTION 01 55 10.00 28 Page 4 within the contract area.

1.11.2 Fire Equipment

The Contractor shall take precautions to minimize fire hazards caused by work under this contract. All Contractor vehicles shall be equipped with a shovel, bucket, and an A:B:C fire extinguisher at all times during the performance of work on Government lands. All fire extinguishers shall have been checked within 6 months prior to commencement of work by a certified fire extinguisher representative. A visual inspection shall be performed by the Contractor the first working day of each month to insure that extinguishers are properly charged, ready for use, and located properly. A record tag for verifying inspections shall be attached to each extinguisher and shall be properly maintained throughout the life of the contract. The Contractor shall also have on site at all times a four wheel drive pickup with a bed mounted or trailer mounted fire pumper unit with a water capacity of not less than 200 gallons fully filled and ready to use with a trained operator on site.

1.11.3 Fire Procedures

In the case of a fire within the contract area, the Contractor shall first attempt to put out the fire. If this is not possible, notify the fire department. The appropriate COR must be notified as soon as possible of the fire and any damage estimates.

PART 2 PRODUCTS (Not Used)

PART 3 EXECUTION (Not Used) -- End of Section --

SECTION 01 55 10.00 28 Page 5

SECTION TABLE OF CONTENTS

DIVISION 22 - PLUMBING

SECTION 22 00 00

PLUMBING, GENERAL PURPOSE

PART 1 GENERAL

1.1 REFERENCES

1.2 SUBMITTALS

1.3 QUALITY ASSURANCE

1.3.1 Qualifications

1.3.1.1 Manufacturer Qualifications

1.3.1.2 Installer Qualifications

1.3.2 Welding

1.3.3 Regulatory Requirements

1.3.3.1 International Code Council (ICC) Codes

1.3.4 Alternative Qualifications

1.3.5 Service Support

1.4 DELIVERY, STORAGE, AND HANDLING

1.5 MAINTENANCE

PART 2 PRODUCTS

2.1 STANDARD PRODUCTS

2.2 MANUFACTURER'S NAMEPLATE

2.3 SYSTEM DESCRIPTION

2.3.1 Dewatering and Drainage Systems

2.4 EQUIPMENT

2.4.1 PUMPS

2.4.1.1 Drainage Pumps

2.4.1.2 Dewatering Pump

2.4.1.3 Flexible Connectors

2.4.1.4 Pump Isolation

2.4.1.5 Pressure Gauge

2.4.2 VALVES

2.4.2.1 Gate Valves

2.4.2.2 Check Valves

2.4.2.3 Ball Valves

2.4.2.4 Combination Air Valves

2.4.3 Equipment Guards

2.4.4 Special Tools

2.4.5 Shop Painting

2.5 MATERIALS

2.5.1 Piping Materials

2.5.1.1 Joints and Jointing Material

2.5.2 Grout

2.6 ACCESSORIES

2.6.1 Miscellaneous Materials

2.6.1.1 Basket Stainer

2.6.1.2 Expansion Joints

2.6.1.3 Bolting

SECTION 22 00 00 Page 1

2.6.1.4 Flange Gaskets

2.6.1.5 Pipe Thread Compounds

2.6.2 Supporting Elements

2.6.2.1 Pipe Supports

2.6.2.2 Pump Supports

2.6.2.3 Concrete Anchors

PART 3 EXECUTION

3.1 EXAMINATION

3.2 PREPARATION

3.2.1 Protection

3.2.2 System Preparation

3.2.2.1 Pipe and Fittings

3.2.2.2 Damaged Coatings

3.2.3 Factory Pump Testing

3.2.4 Work Plan

3.2.5 Temporary Drainage System

3.2.5.1 Temporary Drainage Plan

3.3 INSTALLATION

3.3.1 Exposed Piping System

3.3.1.1 Anchors and Fasteners

3.3.1.1.1 Drilled-In Expansion Anchors and Fasteners

3.3.1.1.2 Drilled-In Adhesive Anchors

3.3.1.2 Piping Expansion and Contraction Provisions

3.3.1.3 Piping Flexibility Provisions

3.3.1.4 Couplings, Adapters and Service Saddles

3.3.1.5 Piping Equipment/Component Installation

3.3.1.6 Pipe Flanges

3.3.1.7 Valve Locations

3.3.1.8 Pipe Tap Connections

3.3.1.9 Connecting Dissimilar Pipe

3.3.1.10 Flexible Joints at Concrete Structures

3.3.1.11 Penetrations

3.3.1.12 Fire Seal

3.3.2 Closures

3.3.3 Valves

3.3.3.1 Gate Valves

3.3.3.2 Check Valves

3.3.3.3 Valve Orientation

3.3.3.4 Air Release, Air/Vacuum, And Combination Air Valves

3.3.3.5 Drains and Sample Ports

3.3.4 Piping Support Systems

3.3.4.1 General Support Requirements

3.3.4.2 Dielectric Barriers

3.3.4.3 Support Methods

3.3.5 Pumps

3.3.5.1 Pump Supports

3.3.5.2 Vibration-Absorbing Features

3.3.5.3 Local Indicators

3.3.6 Pipe Identification, Painting and Color Coding

3.3.7 Grout Installation

3.4 IDENTIFICATION SYSTEMS

3.4.1 Identification Tags

3.4.2 Nameplates

3.5 FIELD QUALITY CONTROL

3.5.1 Hydrostatic Tests

3.5.1.1 Exposed Piping

3.5.1.1.1 Rigid Piping

SECTION 22 00 00 Page 2

3.5.1.2 Time for Making Test

3.5.2 Pipe Leakage Tests

3.5.3 Valve Testing

3.5.4 Testing New to Existing Connections

3.5.5 Field Equipment Test

3.5.5.1 Deficiencies

3.6 ADJUSTING AND CLEANING

3.6.1 Interim Cleaning

3.6.2 Final Cleaning

3.6.3 Flushing

3.7 CLOSEOUT ACTIVITIES

3.7.1 Operation and Maintenance Manuals

3.7.1.1 Drainage System

3.7.1.2 Dewatering System

3.7.2 Training

3.7.2.1 Digital Recording

3.7.3 Posted Instructions

SECTION 22 00 00 Page 3

SECTION 22 00 00

PLUMBING, 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 BEARING MANUFACTURERS ASSOCIATION (ABMA)

ABMA 9 (2015) Load Ratings and Fatigue Life for Ball Bearings

AMERICAN WATER WORKS ASSOCIATION (AWWA)

AWWA C115/A21.15 (2011) Flanged Ductile-Iron Pipe With Ductile-Iron or Gray-Iron Threaded Flanges

AWWA C500 (2009) Metal-Seated Gate Valves for Water Supply Service

AWWA C508 (2017) Swing-Check Valves for Waterworks Service, 2 In. Through 48-In. (50-mm Through 1,200-mm) NPS

AWWA C509 (2015) Resilient-Seated Gate Valves for Water Supply Service

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

AWWA C515 (2015) Reduced-Wall, Resilient-Seated Gate Valves for Water Supply Service

AWWA C600 (2017) Installation of Ductile-Iron Mains and Their Appurtenances

AWWA C606 (2015) Grooved and Shouldered Joints

AWWA M51 (2016)Air-Valves: Air-Release, Air/Vacuum and Combination

AMERICAN WELDING SOCIETY (AWS)

AWS B2.1/B2.1M (2014; Errata 2015) Specification for Welding Procedure and Performance Qualification

AWS D10.12M/D10.12 (2000) Guideline for Welding Mild Steel Pipe

SECTION 22 00 00 Page 4

ASME INTERNATIONAL (ASME)

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

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

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

ASME B18.2.2 (2015) Nuts for General Applications:

Machine Screw Nuts, Hex, Square, Hex Flange, and Coupling Nuts (Inch Series)

ASME B31.1 (2016; Errata 2016) Power Piping

ASME B31.3 (2016) Process Piping

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 A183 (2014) Standard Specification for Carbon Steel Track Bolts and Nuts

ASTM A193/A193M (2019) Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service and Other Special Purpose Applications

ASTM A307 (2014; E 2017) Standard Specification for Carbon Steel Bolts, Studs, and Threaded Rod 60 000 PSI Tensile Strength

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

ASTM A53/A53M (2018) Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

ASTM A780/A780M (2009; R 2015) Standard Practice for Repair of Damaged and Uncoated Areas of Hot-Dip Galvanized Coatings

ASTM E814 (2013a; R 2017) Standard Test Method for Fire Tests of Penetration Firestop Systems

SECTION 22 00 00 Page 5

HYDRAULIC INSTITUTE (HI)

HI ANSI/HI 14.6 (2011) Rotodynamic Pumps for Hydraulic Performance Acceptance Tests - A136

MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS

INDUSTRY (MSS)

MSS SP-128 (2012) Ductile Iron Gate Valves

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-72 (2010a) Ball Valves with Flanged or Butt-Welding Ends for General Service

U.S. GENERAL SERVICES ADMINISTRATION (GSA)

CID A-A-1922 (Rev A; Notice 3) Shield, Expansion (Caulking Anchors, Single Lead)

CID A-A-1923 (Rev A; Notice 3) Shield, Expansion (Lag, Machine and Externally Threaded Wedge Bolt Anchors)

CID A-A-1924 (Rev A; Notice 3) Shield, Expansion (Self Drilling Tubular Expansion Shell Bolt Anchors

CID A-A-55614 (Basic; Notice 2) Shield, Expansion (Non-Drilling Expansion Anchors)

1.2 SUBMITTALS

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

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

SD-01 Preconstruction Submittals

Temporary Drainage Plan; G, ME

Work Plan; G, ME

Grout Installation; G, ST

SD-02 Shop Drawings

Dewatering And Drainage Systems; G, ME

Pump Supports; G, ST

SD-03 Product Data

SECTION 22 00 00 Page 6

Pumps; G, ME

Piping Materials; G, ME

Vibration-Absorbing Features; G, ME

Miscellaneous Materials; G, ME

Pipe Supports; G, ME

Concrete Anchors; G, ST

Valves; G, ME

Grout; G, ST

SD-06 Test Reports

Hydrostatic Tests; G, ME

Pipe Leakage Tests; G, ME

Valve Testing; G, ME

Testing New To Existing Connections; G, ME

Field Equipment Test; G, ME

Factory Pump Testing; G, ME

SD-07 Certificates

Welding; G, ME

Bolts; G, ME

SD-11 Closeout Submittals

Training Manuals; G, ME

1.3 QUALITY ASSURANCE

1.3.1 Qualifications

1.3.1.1 Manufacturer Qualifications

Manufacturers must be regularly engaging in the manufacturing, supplying, and servicing of specified products and equipment, as well as, providing engineering and/or start-up services as specified. Provide evidence demonstrating compliance for a minimum of 5 years, and on 5 projects of similar complexity.

1.3.1.2 Installer Qualifications

Installer must be licensed, and must provide evidence of the successful completion of at least five projects of equal or greater size and complexity. Provide tradesmen skilled in the appropriate trade.

SECTION 22 00 00 Page 7

1.3.2 Welding

Weld piping in accordance with qualified procedures using performance-qualified welders and welding operators. Submit a list of names and identification symbols of qualified welders and welding operators. Provide documentation that welders, and welding operators are certified in accordance with American Welding Society Standard AWS B2.1/B2.1M. Qualify procedures and welders 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. Notify the Contracting Officer 24 hours in advance of tests, and perform the tests at the work site if practicable.

Welders or welding operators must apply their assigned symbols near each weld they make as a permanent record.

1.3.3 Regulatory Requirements

1.3.3.1 International Code Council (ICC) Codes

Unless otherwise required herein, perform plumbing work in accordance with the ICC IPC.

a. For ICC Codes, interpret reference to the "code official" to mean the "Contracting Officer." For Government owned property, interpret references to the "owner" to mean the "Contracting Officer." For leased facilities, interpret references to the "owner" to mean the "lessor." Interpret references to the "permit holder" to mean the "Contractor."

b. 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 Resident Engineer to administer the construction of this project. References in the ICC Codes to sections of Chapter 1, must be applied appropriately by the Contracting Officer as authorized by his administrative cognizance and the FAR.

1.3.4 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.

1.3.5 Service Support

The equipment items must 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 must 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.

1.4 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 Contracting Officer. Replace

SECTION 22 00 00 Page 8 damaged or defective items.

1.5 MAINTENANCE

Provide extra materials as follows:

a. One complete spare pump-motor assembly for vertical turbine type drainage pumps.

b. One spare pump bowl assembly for vertical turbine type drainage pumps.

c. One complete set of wearable items for vertical turbine type drainage pumps. Include packing, bearings, couplings, and other items recommended by the pump manufacture.

d. One complete set of wearable items for self-priming centrifugal-type dewatering pump. Include packing, bearings, couplings, and other items recommended by the pump manufacture.

e. One complete replacement for 10 inch check valve.

f. One rebuild kit for 10 inch check valve.

g. One complete replacement for 4 inch check valve.

h. One rebuild kit for 4 inch check valve.

i. One complete replacement for 3 inch ball valve.

j. One 4 inch flanged gate valve.

PART 2 PRODUCTS

2.1 STANDARD PRODUCTS

Provide materials and equipment which are the standard products of a manufacturer regularly engaged in the manufacture of such products.

Specified equipment must essentially duplicate equipment that has performed satisfactorily at least two years prior to bid opening. Provide standard products that have been in satisfactory commercial or industrial use for 2 years prior to bid opening. The 2-year use must include applications of equipment and materials under similar circumstances and of similar size.

The product must have been for sale on the commercial market through advertisements, manufacturers' catalogs, or brochures during the 2 year period.

2.2 MANUFACTURER'S NAMEPLATE

Each item of equipment must 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. See also paragraph "Nameplates" in PART 3.

2.3 SYSTEM DESCRIPTION

2.3.1 Dewatering and Drainage Systems

Submit detail drawings for the complete dewatering and drainage systems

SECTION 22 00 00 Page 9 including piping layouts and locations of connections; dimensions for roughing-in, foundation, and support points; schematic diagrams or connection and interconnection diagrams. Detail drawings must indicate clearances required for maintenance and operation. Include loadings and proposed support methods. Plan, elevation, view, and detail drawings, must be drawn to scale.

2.4 EQUIPMENT

2.4.1 PUMPS

Provide drainage and dewatering pumps with the indicated capacities.

Ensure pumps are automatic, electric motor-driven, and standard catalog equipment. Control equipment will be installed by government personnel, coordination is required. Submit details for each pump, including arrangement, foundation plan, dimensions and specifications. Provide adequate data to demonstrate compliance with Contract requirements.

2.4.1.1 Drainage Pumps

Provide vertical turbine type drainage pumps constructed in accordance with AWWA E101 standards, except as modified. Provide designed for grooved type or flanged discharge conforming to ASME B16.1, ASME B16.5, or AWWA C606 as applicable. Set or locate the pump suction as indicated. Ensure the lower end of the suction pipe is equipped with a strainer.Provide with .125 inch perforations.

Pump head assembly must consist of the pump baseplate, the discharge head, and the driver. Head assemblies must be of low, rigid construction arranged for bolting to indicated stainless steel pump support and provided with at least two eyebolts, cast lugs or other means of securing slings to facilitate setting and lifting. Pump discharge head and baseplate must be capable of withstanding all end and side thrusts imposed by the pump during operation and have adequate strength to resist vibration at any operating speed. Provide complete with vibration and dielectric isolation suitable for use with fabricated stainless steel pump supports.

Provide vertical electric motor drivers designed for 480-volt power and provided with ball or roller bearings of adequate strength to carry the hydraulic thrust of the pump impellers and the weight of all rotating parts. Ensure bearings have a minimum calculated L-10 rating life of 17,000 hours in accordance with ABMA 9. Size the motor to transmit the maximum horsepower required by the pump over the entire operating range of the pump.

Motor is not to exceed 7.5 horse power. Provide matching plugs for the government installed receptacles, which will be Meltric DR30 480V 3P+G #31-14243-K04 (20A).

Column assembly length will be as required to locate suction as indicated.

Lubrication of line shaft must be furnished by the water being pumped.

Pump bowl assembly may be of single stage or multistage configuration.

Select to have a maximum outside diameter 12 inches or less, a minimum submergence of less than 24 inches, and a suction length of no more than 2 inches. Provide with the manufactures standard self-lubricated bearings/bushings.

2.4.1.2 Dewatering Pump

Provide self-priming centrifugal-type dewatering pump. Provide with C-Face

SECTION 22 00 00 Page 10 flange connection or close coupled pump. Revolutions per minute must not exceed 1800.

Provide with casing of close-grained iron or steel with smooth water passages and fitted with replaceable wearing or sealing plate. Provide with suction and discharge connections that are grooved type or flanged conforming to ASME B16.1, ASME B16.5, or AWWA C606 as applicable. Provide with open or semi-open impeller. Ensure balanced to eliminate vibration, and keyed to corrosion-resisting steel shafts. Provide with mechanical seals. Ensure bearings have a minimum calculated L-10 rating life of 17,000 hours in accordance with ABMA 9. Provided with at least two eyebolts, cast lugs or other means of securing slings to facilitate setting and lifting.

Provide with foundation bolts complete with vibration and dielectric isolation suitable for use with fabricated stainless steel pump supports.

Ensure each pump is tested at the manufacturer's plant for operating characteristics at the rated capacity and under specified operating conditions.

Provide with electric motor designed for 480-volt power and recommended by the pump manufacture not to exceed 50 horse power. Size the motor to transmit the maximum horsepower required by the pump over the entire operating range of the pump. Provide with matching plugs for the government installed receptacle, which will be Meltric DR100 480V 3P+G #31-64243-K04 (80A).

2.4.1.3 Flexible Connectors

Provide flexible connectors at the suction and discharge of each pump.

Provide connectors constructed of neoprene, rubber, or braided bronze, with Class 150 standard flanges or grooved type connections. Ensure flexible connectors are line size and suitable for the pressure and temperature of the intended service.

2.4.1.4 Pump Isolation

Provide vibration and dielectric isolation.

2.4.1.5 Pressure Gauge

Provide across all process equipment a differential pressure gauge of the direct-reading type, equipped with a shut-off cock and snubber. Ensure pressure gauge conforms to ASME B40.100 and is calibrated in psi in not more than 2 psi and 5 foot increments from zero to a minimum of 5 psi and 10 feet above the shut-off head of the pump. Ensure the rating point is approximately at the mid-point of the scale.

Provide a pressure gauge of the direct-reading type, equipped with a shut-off cock and snubber in the dewatering suction pipe. Ensure gauge is located on the pump side of the isolation valves. Ensure pressure gauge conforms to ASME B40.100, is referenced to atmosphere, and is calibrated in psi in not more than 2 psi and 5 foot increments from zero to a minimum of 5 psi and 10 feet above the maximum static head of the system. Ensure the rating point is approximately at the mid-point of the scale.

2.4.2 VALVES

Provide valves as indicated and designed for the intented service. Provide compatable with piping system. Ensure that all valves form a water tight seal. Valve of the same type must be from the same manufacturer. Include

SECTION 22 00 00 Page 11 all accessories required for a complete operation. Submit manufacturer's catalog data with highlighting to show model, size, options, etc., that are intended for consideration. Provide adequate data to demonstrate compliance with Contract requirements.

2.4.2.1 Gate Valves

Provide rising stem, resilient-seat, class 150 gate valves compliant with MSS SP-128, except as modified. Provide with end connections and pressure rating conforming to associated piping.

2.4.2.2 Check Valves

Provide swing-check type, AWWA C508 with iron or steel body and cover.

Provide check valves with a clear port opening. Provided with an assisted closure feature such as a counterweight or spring to reduce check-valve slam. Provide with end connections and pressure rating conforming to associated piping. Ensure check valves are designed for the service and orientation indicated.

2.4.2.3 Ball Valves

Provide class 150 ball valves compliant with MSS SP-72, except as modified.

Provide with end connections and pressure rating conforming to associated piping.

2.4.2.4 Combination Air Valves

Provide AWWA C512 combination air valves, with the necessary pipe connections. Provide designed to perform the same function as air/vacuum valves but, in addition, will perform the same function as air-release valves. Provide single-body configuration or dual-body configuration.

Locate per AWWA M51 guidelines and as indicated. Size to suit the actual requirements of the individual installation and the recommendations of the pump manufacturer.

2.4.3 Equipment Guards

Equipment driven by open shafts, belts, chains, or gears must be provided with orange plastic type guards enclosing the drive mechanism. Ensure guards are secured in position by braces or straps which will permit easy removal for servicing the equipment and conform in all respects to all applicable safety codes and regulations.

2.4.4 Special Tools

Provide a complete set of all special tools necessary for the adjustment, operation, maintenance, and disassembly of all furnished equipment. Special tools are considered to be those tools which because of their limited use are not normally available, but which are necessary for the particular equipment. Ensure tools are high-grade, smooth, forged, alloy, tool steel.

Deliver special tools at the same time as the equipment to which they pertain. Properly store and safeguard special tools until completion of the work, at which time delivere them to the Contracting Officer.

2.4.5 Shop Painting

All motors, pump casings, discharge heads, and similar parts of equipment customarily finished in the shop must be given coats of paint filler and

SECTION 22 00 00 Page 12 enamel, or other acceptable treatment customary with the manufacturer and suitable for the intended service. Ensure ferrous surfaces obviously not to be painted are given a shop coat of grease or other suitable rust-resistant coating.

2.5 MATERIALS

2.5.1 Piping Materials

Provide schedule 40, seamless, galvaized carbon steel, conforming to ASTM A53/A53M, Type S, Grade A. Provide as indicated ensuring pipe fittings are compatible with the pipe schedule and material. Ensure pipe segments are sized with transport to the lower galleries in mind. Submit manufacturer's catalog data. Provide adequate data to demonstrate compliance with Contract requirements.

2.5.1.1 Joints and Jointing Material

Provide mechanical couplings for use with grooved ends, unless otherwise indicated. It is acceptable to use rubber-gasketed flanged joints in lieu of grooved type joints except where threaded or welded joints are indicated. Welded joints are only permitted as indicated. Provide insulating joints at connections to existing pipe and where dissimilar metals are used. Ensure that all joints form a watertight seal.

a. Grooved Type Joints: Provide pipe ends grooved by roll grooving or with welded-on adapters and cut grooves. Ensure grooved pipe couplings and fittings are from the same manufacturer. Provide grooves as recommended by the coupling manufacturer. Match dimensions for cut grooves in adapters to AWWA C606. Couplings , AWWA C606. Match the joint dimensions as specified in AWWA C606 for rigid joint.

b. Flanged Joints: Ensure flanged fittings including, but not limited to, flanges, bolts, nuts and bolt patterns are in accordance with ASME B16.5 class 150 and have the manufacturer's trademark affixed in accordance with MSS SP-25. Provide Flange material conforming to ASTM A105/A105M. Provide bind flange material conforming to ASTM A516/A516M. Ensure Bolts are high strength or intermediate strength with material conforming to ASTM A193/A193M. Submit written certification by the bolt manufacturer that the bolts furnished comply with the specified requirements.

c. Welded Joints: Use welded fittings of standard manufacture, designed for use in welded joints. Ensure fitting is constructed of the same material as pipe and has the same wall thickness or schedule. Perform welding in accordance with AWS D10.12M/D10.12.

Do not perform welding activities in pump room, stairwells, or galleries.

d. Insulating Joints: Designed to prevent metal-to-metal contact at the joint between adjacent sections of piping. Provide flange type joints with insulating gasket, insulating bolt sleeves, and insulating washers. Provide dielectric type gaskets, full face, and in other respects as recommended in the Appendix to AWWA C115/A21.15. Bolts and nuts as recommended in the Appendix to AWWA C115/A21.15.

SECTION 22 00 00 Page 13

2.5.2 Grout

The pipe shall be filled with a non-shrink, non metallic grout suitable for the size the pipe with a minimum compressive strength of 4000psi. Submit product for approval and include aggregate additives such as sand that will be supplied.

2.6 ACCESSORIES

2.6.1 Miscellaneous Materials

Submit manufacturer's catalog data with highlighting to show model, size, options, etc., that are intended for consideration. Provide adequate data to demonstrate compliance with Contract requirements.

2.6.1.1 Basket Stainer

Provide removable basket type strainers. Provide with cast iron or steel bodies, bolted or clamp style cover, and drain. Provide strainer basket with an integral handle for easy removal and cleaning. Provide with .125 inch perforations. Provide with end connections and pressure rating conforming to associated piping.

2.6.1.2 Expansion Joints

Provide elastomer expansion joints where piping crosses building monolith joints and as indicated. Provide with end connections and pressure rating conforming to associated piping.

2.6.1.3 Bolting

For flange and general-purpose bolting, use hex-head bolts and conform to ASTM A307, Grade B. Ensure that the heavy hex-nuts conform to ASME B18.2.2.

Square-head bolts are not acceptable.

For grooved couplings, use heat-treated carbon steel bolts and nuts conforming to ASTM A183.

2.6.1.4 Flange Gaskets

Use full face type. Ensure made of non-asbestos material and in accordance with ASME B16.21.

2.6.1.5 Pipe Thread Compounds

Use tetrafluoroethylene tape at least 2 mils thick for pipe sizes to and including 1 inch ips.

Tetrafluoroethylene dispersions and other suitable compounds may be used for other applications upon approval by the Contracting Officer.

2.6.2 Supporting Elements

2.6.2.1 Pipe Supports

Provide all necessary piping system components and miscellaneous required supporting elements. Ensure that supporting elements are suitable for

SECTION 22 00 00 Page 14 stresses imposed by system pressures and temperatures, and natural and other external forces.

Provide supporting elements as required to support and restrain piping system. Ensure that the supporting elements conform to requirements of ASME B31.3, and MSS SP-58, except as otherwise noted.