Amendment4.pdf

(x)

1202NV20Q0015

x x copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted ; or (c) By separate letter or telegram which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGEMENT 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 telegram or letter, provided each telegram or letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

x

02NV

IDAHO FALLS ID 83401

1405 HOLLIPARK DRIVE

IDAWY ACQUISTITION SERVICE CENTER

USDA FS

05/19/20200004

13. THIS ITEM ONLY APPLIES TO MODIFICATION OF CONTRACTS/ORDERS. IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

12. ACCOUNTING AND APPROPRIATION DATA (If required) is not extended.is extended, Items 8 and 15, and returning

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

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

FACILITY CODE CODE

10B. DATED (SEE ITEM 13)

10A. MODIFICATION OF CONTRACT/ORDER NO.

9B. DATED (SEE ITEM 11)

9A. AMENDMENT OF SOLICITATION NO.

CODE

8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and ZIP Code)

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

PAGE OF PAGES

4. REQUISITION/PURCHASE REQ. NO.3. EFFECTIVE DATE2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO. (If applicable)

1. CONTRACT ID CODE

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

03/27/2020

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

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority) appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

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

ORDER NO. IN ITEM 10A.

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

Forest-wide Hand Pump Repair

The purpose of this amendment is to revise specification section 221123.

The attached revised Hand Pump Repair specification section 221123 requiring only that the contractor swab the components, with a 200-ppm free chlorine solution, as they are installed. Please see the attached revised specifications.

All other terms and conditions remain the same.

Period of Performance: 06/01/2020 to 10/01/2020

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)15A. NAME AND TITLE OF SIGNER (Type or print)

15C. DATE SIGNED 16B. UNITED STATES OF AMERICA 15B. CONTRACTOR/OFFEROR 16C. DATE SIGNED

(Signature of person authorized to sign) (Signature of Contracting Officer)

AMELIA R. VELASCO

STANDARD FORM 30 (REV. 10-83)

Prescribed by GSA

FAR (48 CFR) 53.243

NSN 7540-01-152-8070

Previous edition unusable

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

WELL TESTING 332102-1

SECTION 221123 – HAND PUMP REPAIR

PART 1 - GENERAL

SUMMARY

A. This Section includes the following:

Hand pump.

Pump stand.

Suction pipe.

Lift Pipe.

Pump rod.

Pump cylinder.

Crushed aggregate road base.

Concrete pad and gutter.

Gravel sump Well Testing

B. Related Sections include the following:

Section 024101 “Demolition Section 033000 “Cast-in-Place Concrete.”

Section 312000 “Earthwork.”

Section 332101 “Well Casing” Section 332102 “Well Testing”

DEFINITIONS

C. PVC: Polyvinyl chloride plastic.

D. GSP: Galvanized steel pipe.

SUBMITTALS

E. Product Data: For the following:

Pipe and fittings/ connectors.

Pump stand.

Pump cylinder.

Disinfection chemicals

F. Certification that washed rock meets gradation requirements of this section.

G. Maintenance Data: To include in maintenance manuals, and Well Data L

1202NV20Q0015

Amendment 4

Forestwide Hand Pump Repair Salmon-Challis National Forest

WELL TESTING 332102-2

QUALITY ASSURANCE

H. All work is to be done according to applicable Federal, State, and Local codes. All products which are, or may become, in contact with water: AWWA or NSF certified for potable water.

MEASUREMENT AND PAYMENT

I. Payment will be for Each Hand Pump repaired or replaced and will include removing and resetting: the pump seals; suction pipe; lift pipe; pump rod; and, pump cylinder, and all other equipment, material, work and incidentals necessary to complete the item.

J. Payments will be as listed for the following items:

Hand Pump Repair: Payment for Each hand pump pulled, maintained or replaced, and reinstalled. To include cylinder repair components and reinstallation of all other necessary components and connectors.

Suction Pipe: Linear Feet of suction pipe required for repairs, as authorized by the CO, furnished and installed to the nearest 0.5 foot, including pipe connectors.

Lift Pipe: Linear Feet of lift pipe required for repairs, as authorized by the CO, furnished and installed to the nearest 0.5 foot, including pipe connectors.

Pump Rod: Linear Feet of pump rod required for repairs, as authorized by the CO, furnished and installed to the nearest 0.5 foot, including rod connectors and accessories.

Concrete Pad: Payment for each concrete pad required to be replaced, as authorized by the CO, including: gutter; sump; and, crushed aggregate.

DELIVERY, STORAGE, AND HANDLING

K. Products shall be kept free from damage during delivery, storage, and handling.

Protect from dirt and moisture during storage.

PART 2 - PRODUCTS

HAND PUMP

A. Pump Stand Description: Drinking fountain pump with built in reservoir, release valve and shroud.

Capacity and Characteristics

a. Model: Monitor 1DFHFS, as manufactured by Baker Manufacturing Company or an approved equal.

B. Pump Cylinder

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Amendment 4

Forestwide Hand Pump Repair

WELL TESTING 332102-3

Description: Brass, 1-1/4-inch NPT.

Capacity and Characteristics

1. Dimensions: 10-inch maximum stroke, 3.5-inch O.D., 3-inch I.D.

a. Model: Monitor #00005 as manufactured by Baker Manufacturing Company or an approved equal.

C. Suction and Lift Pipe PVC: 1 ¼” NPS, ASTM D-1785, Schedule 80; threaded joints.

1. Labeled with NSF International logo, “NSF-PW.”

a. Pre-threaded 21-foot lengths.

b. Fittings: Threaded, ASTM D-2464.

D. Pump Rod Rod Body Characteristics

1. Pultruded, using only Type E fiberglass roving’s.

a. 21-foot rod lengths.

b. Average Modulus of Elasticity: 6.7 x 10^6 psi.

c. Density: 0.074 lbs/in^3.

Model: 5/8” AquaLite Sucker Pump Rod (without guides) and accessories as manufactured by American West Windmill Company or an approved equal.

E. Coupling Kits: 5/8” AquaLite male coupling kit.

F. Sinker Bar: 1-3/16” diameter, 5/8” male x 5/8” female couplings, 31” long, 10 pounds.

SITE PREPARATION AND CRUSHED AGGREGATE

G. Site preparation shall conform to the requirements of Section 312000 “Earthwork.”

H. Crushed aggregate shall be obtained from an approved commercial source. Crushed aggregate shall be ¾” minus crushed stone or gravel.

CONCRETE AND REINFORCEMENT

I. Concrete and reinforcing steel shall conform to the requirements of Section 033000 “Cast-in-Place Concrete.”

GRAVEL SUMP

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Amendment 4

Forestwide Hand Pump Repair

WELL TESTING 332102-4

J. Washed Rock: 3/4-inch to 1-inch washed and screened material containing no lumps of soil or organic material.

PART 3 - EXECUTION

INSTALLATION

A. Installation of Concrete Pad – Site preparation and grading for concrete pads shall be done according to Section 312000. Concrete pad construction shall be in accordance with Section 033000.

B. Install hand pump and all related components according to the manufacturer’s recommendations and requirements.

C. Pump cylinder, pipe and pump rod shall be assembled and lowered into the well casing to the original set depth or as determined by the CO. The suction pipe assembly shall be fixed in the well casing in such a manner to prevent it from falling further into the well when not attached to the pump stand, but will allow the pipe assembly to be withdrawn for servicing of the pump cylinder.

D. Install pump stand by connecting the suction/lift pipe assembly and bolting the pump stand to the casing. Ensure that suction pipe and casing flange connections are watertight. After bolting the pump stand to the casing, run a bead of high stretch urethane acrylic caulk, ASTM-C920 Type S, Grade NS, Class 25, between the base of the pump stand and the well casing.

E. Drill a 1/16-inch weep-hole in the lift pipe so that it is located about 8 feet below the ground surface.

CLEANING

F. All chemicals used to disinfect the well shall meet ANSI/NSF 60.

G. Prior to assembly and during installation of the suction pipe assembly, clean the cylinder, pipe and rod of all foreign substance and then disinfect the components with a 200-ppm chlorine solution.

Have onsite at all times during the disinfection, a Colorimeter, capable of testing to 200-ppm of dissolved chlorine, and 0-10-ppm free chlorine. Provide CO opportunity to observe testing of the chlorine levels.

END OF SECTION 221123

MAY 2020

1202NV20Q0015

Amendment 4

Forestwide Hand Pump Repair