B05 Amendment 6.pdf

Offers must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended, by one of the following methods:

(a) By completing items 8 and 15, and returning or (c) By separate letter or electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by letter or electronic communication, provided each letter or electronic communication makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

E. IMPORTANT: Contractor is not is required to sign this document and return copies to the issuing office.

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT 1. CONTRACT ID CODE

3. EFFECTIVE DATE 4. REQUISITION/PURCHASE REQUISITION NUMBER 5. PROJECT NUMBER (If applicable)

7. ADMINISTERED BY (If other than Item 6) CODE

STANDARD FORM 30 (REV. 11/2016)

Prescribed by GSA FAR (48 CFR) 53.243

FACILITY CODE

9A. AMENDMENT OF SOLICITATION NUMBER

9B. DATED (SEE ITEM 11)

10A. MODIFICATION OF CONTRACT/ORDER NUMBER

10B. DATED (SEE ITEM 13)

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers is extended. is not extended.

12. ACCOUNTING AND APPROPRIATION DATA (If required) copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NUMBER AS DESCRIBED IN ITEM 14.

CHECK ONE A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT ORDER

NUMBER IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15C. DATE SIGNED

15A. NAME AND TITLE OF SIGNER (Type or print)

16C. DATE SIGNED

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

PAGE OF PAGES

6. ISSUED BY CODE

8. NAME AND ADDRESS OF CONTRACTOR (Number, street, county, State and ZIP Code) (X)

CODE

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

16B. UNITED STATES OF AMERICA

(Signature of Contracting Officer)

Previous edition unusable

2. AMENDMENT/MODIFICATION NUMBER

A00006

Andrew Hart, Contracting Officer

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

The purpose of amendment 6 to solicitation 75H70123R00042 is the following:

1. Incorporate Specification 33 05 17 Precast Concrete Valve Vaults and Meter Boxes.

2. Change the offer due date to 12:00pm Pacific on 6/13/2023.

3. All other terms and conditions remain unchanged.

Indian Health Service - DES Seattle 701 5th Avenue, Suite 1600 Seattle, WA 98104

See Item 6

75H70123R00042

CA 22-J22

1 4

06/08/2023

05/03/2023

California Area Indian Health Service Revised 5/31/2018

Precast Concrete Valve Vaults and Meter

Boxes 33 05 17 - 2 of 4

SECTION 33 05 17

PRECAST CONCRETE VALVE VAULTS AND METER BOXES

PART 1 GENERAL

1.1 SUMMARY

A. Section Includes:

1. Precast concrete valve vaults.

2. Precast concrete meter boxes.

B. Related Sections:

1. Section 33 11 16 - Water Distribution Valves and Hydrants.

1.2 REFERENCES

A. ASTM International:

1. ASTM A48 - Standard Specification for Gray Iron Castings.

2. ASTM A185 - Standard Specification for Steel Welded Wire Fabric, Plain, for Concrete

Reinforcement.

3. ASTM A615 - Standard Specification for Deformed and Plain Billet-Steel Bars for Concrete

Reinforcement.

4. ASTM C33 - Standard Specification for Concrete Aggregates.

5. ASTM C150 - Standard Specification for Portland Cement.

6. ASTM C260 - Standard Specification for Air-Entraining Admixtures for Concrete.

7. ASTM C890 - Standard Practice for Minimum Structural Design Loading for Monolithic or

Sectional Precast Concrete Water and Wastewater Structures.

8. ASTM C913 - Standard Specification for Precast Concrete Water and Wastewater

Structures.

9. ASTM C990 - Standard Specification for Joints for Concrete Pipe, Manholes, and Precast

Box Sections Using Preformed Flexible Joints Sealants.

1.3 DESIGN REQUIREMENTS

A. Design Criteria:

1. Watertight precast reinforced air-entrained concrete structures designed to ASTM C890 A16

(AASHTO H20) live loading and installation conditions, and manufactured to conform to

ASTM C913.

2. Minimum 28-day Compressive Strength: 4,000 psi.

3. Honeycombed or retempered concrete is not permitted.

1.4 SUBMITTALS

A. Section 01 33 00 - Submittal Procedures: Requirements for submittals.

B. Product Data: Submit data on valve vaults and meter boxes.

Boxes 33 05 17 - 3 of 4

1.5 CLOSEOUT SUBMITTALS

A. Section 01 70 00 - Execution and Closeout Requirements: Requirements for submittals.

B. Project Record Documents: Accurately record actual locations and inverts of buried pipe, components and connections.

1.6 DELIVERY, STORAGE AND HANDLING

A. Section 01 60 00 - Product Requirements: Requirements for transporting, handling, storing and protecting products.

B. Transport and handle precast concrete units with equipment designed to protect units from damage.

C. Do not place concrete units in position to cause overstress, warp or twist.

1.7 ENVIRONMENTAL REQUIREMENTS

A. Section 01 60 00 - Product Requirements: Environmental conditions affecting products on site.

B. Conduct operations not to interfere with, interrupt, damage, destroy, or endanger integrity of surface or subsurface structures or utilities, and landscape in immediate or adjacent areas.

PART 2 PRODUCTS

2.1 PRECAST CONCRETE VALVES AND METER BOXES

A. Water Meter Box Manufacturers:

1. Christy B12 Meter Box and Lid

2. J&R Concrete Model W3 ½ Box and Lid

3. Substitutions Permitted: Section 01 60 00 - Product Requirements.

B. Materials:

1. Portland Cement: ASTM C150, Type II.

2. Coarse Aggregates: ASTM C33; Graded 1 inch to No. 4 Sieve.

3. Sand: ASTM C33; 2.35 fineness modulus.

4. Water: Potable; clean and free of injurious amounts of acids, alkalis, salts, organic materials, and substances incompatible with concrete or steel.

5. Air-Entraining Admixtures: ASTM C260.

6. Reinforcing Steel:

a. Deformed Bars: ASTM A615, Grade 40.

b. Welded Wire Fabric: ASTM A185.

7. Joint Sealant:

a. ASTM C990.

C. Valve Vault and Meter Box Frames and Covers:

Boxes 33 05 17 - 4 of 4

1. Cast Iron Castings: ASTM A48, Class 30 or better; free of bubbles, sand and air holes, and other imperfections.

2.2 FABRICATION AND MANUFACTURE

A. Fabricate precast reinforced concrete structures in accordance with ASTM C913, to dimensions indicated on Drawings, and to specified design criteria.

PART 3 EXECUTION

3.1 EXAMINATION

A. Section 01 30 00 - Administrative Requirements: Verification of existing conditions before starting work.

B. Verify piping connection, size, location and invert are as indicated on Drawings.

3.2 PREPARATION

A. Remove scale and dirt from components before assembly.

B. Establish invert elevations for each component in system.

C. Hand trim excavation to suit valve vaults and meter boxes. Remove stones, roots or other obstructions.

3.3 VAULT AND METER BOX BEDDING

A. Excavate in accordance with Section 31 23 17 for work of this Section. Hand trim excavation for accurate placement of vaults and meter boxes to elevations indicated.

B. Place bedding material level in one continuous layer not exceeding 6 inches compacted depth, compact to 90 percent.

C. Backfill around sides of vaults and meter boxes, tamped in place and compacted to 90 percent.

D. Install vaults and meter boxes and related components on bedding or structural fill.

E. Install filter fabric per Drawings.

3.4 PROTECTION OF FINISHED WORK

A. Section 01 70 00 - Execution and Closeout Requirements: Protecting finished work.

END OF SECTION

330517 Precast Concrete Valve Vaults and Meter Boxes