Amendment A004.pdf

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

1. CONTRACT ID CODE

N/A

PAGE

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

A004 04/20/2020 N/A AZ NPS PP GRCA 2019(2)

Pavement Preservation Grand Canyon

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

Department of Transportation Federal Highway Administration 610 East Fifth Street Vancouver WA 98661-3801

8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and Zip Code) 9A. AMENDMENT OF SOLICITATION NO.

X

69056719R000020

9B. DATED (SEE ITEM 11)

03/19/2020

10A. MODIFICATION OF CONTRACT/ORDER NO.

N/A

10B. DATED (SEE ITEM 13)

CODE: N/A FACILITY CODE: N/A

N/A

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

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

(_x ) is extended, ( ) is not extended.

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 1 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 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 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. See page 2

12. ACCOUNTING AND APPROPRIATION DATA (If required)

N/A

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

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

A THIS CHANGE ORDER IS ISSUED PURSUANT TO (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT ORDER NO. IN

ITEM 10A.

N/A

B THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (Such as changes in paying office, appropriation date, 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)

N/A

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

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

AZ NPS PP GRCA 2019(2), Pavement Preservation Grand Canyon

See Page 2

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.

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

N/A

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

BY_________________________________________ BY N/A___________________________ N/A (Signature of person authorized to sign) (Signature of Contracting Officer)

NSN 7540-01-152-8070

PREVIOUS EDITION NOT USABLE

30-105 STANDARD FORM 30 (REV. 10-83)

Prescribed by GSA

FAR (48 CFR) 53.243

Amendment No. A004, dated 04-20-2020 AZ NPS PP GRCA 2019(2) Solicitation No. 69056719R000020 Pavement Preservation Grand Canyon

REVISIONS ARE AS FOLLOWS:

SF 1442, SOLICITATION, OFFER, AND AWARD (Pen & Ink change)

Page A-3, Block 13A. Revises bid opening date from 04/21/2020 to 04/23/2020.

SPECIAL CONTRACT REQUIREMENTS

Pages F-4 through F-5, Subsection 409.05, Equipment. Revises paragraph (a).

ENCLOSURES

Pages:

F-4 through F-5

New bid opening date: 04-23-2020

F-4 DIVISION 400

Special Contract Requirements Project: AZ NPS PP GRCA 2019(2), Pavement Preservation Grand Canyon

Section 409. — MICRO SURFACING

08/01/14–FP14

Delete the text of this Section and substitute the following:

Description

409.01 This work consists of applying a polymer-modified micro surfacing mix on an existing pavement surface.

Material

409.02 Conform to the following Subsections:

Micro surfacing aggregate 703.10(b) Mineral filler 725.05 Polymer-modified emulsified asphalt for micro-surfacing 702.02(b) Water 725.01(a)

Construction Requirements

409.03 Qualifications. Provide a superintendent and foreman with experience in placing micro surfacing. Submit the following for approval at least 14 days before starting micro surfacing work:

(a) Names of personnel; and

(b) A résumé for each individual describing their experience on at least five micro surfacing projects of similar complexity.

409.04 Composition of Mix (JMF). Submit a written JMF for micro surfacing which conforms to ISSA A143, Recommended Performance Guideline for Micro Surfacing for approval at least 14 days before production. Include the following:

(a) Aggregate gradation values. Percent passing for each sieve size for the aggregate blend;

(b) Emulsified asphalt content. Residual asphalt content, as a percent by mass of dry aggregate; and

(c) Polymer-modifier. Type and quantity of polymer-modifier solids based on the residual asphalt content.

409.05 Equipment.

(a) Mixing equipment. Conform to ISSA A143. For work on Route 0012 South Entrance Road, micro surfacing Type II application, furnish a self-loading machine capable of loading materials while continuing to lay micro surfacing. Self-loading machines will not be required on other routes.

Revised by Amendment A004

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F-5 DIVISION 400

Special Contract Requirements Project: AZ NPS PP GRCA 2019(2), Pavement Preservation Grand Canyon

(b) Spreading equipment. Conform to ISSA A143.

(c) Sweeper. Furnish a vacuum sweeper with the following capabilities:

(1) Self-propelled;

(2) Equipped with a built-in water spray system to reduce the dust generated during the sweeping process;

(3) Capable of vertical broom pressure control; and

(4) Picking up and removing excess aggregate by vacuum capability.

(d) Pneumatic-tire rollers.

(1) Self-propelled;

(2) 10-ton (9-metric ton) gross mass with a tire pressure of 50 pounds per square inch (350 kilopascals). A smaller pneumatic tire roller with additional coverages may be approved for use by the CO where site limitations prohibit the use of 10-ton roller; and

(3) Water-spray system.

(e) Auxiliary equipment. Furnish hand squeegees, shovels, and other equipment necessary to perform the work. Provide power brooms, air compressors, water flushing equipment, and hand brooms to clean the pavement surface.

Other equipment of proven performance may be used in addition to or instead of this equipment when approved by the CO.

409.06 Surface Preparation. Clean the existing surface of all loose material, dirt and other deleterious material. Clean all vegetation, roots and dirt to a depth of 2 inches from all joints and other spaces between the asphalt surface adjacent curb or gutter. Dispose of material according to Subsections 203.05(a) and (d). Remove or protect raised pavement markers, pavement markings, reflectorized tape, and other material that interferes with the work. Protect service entrances (such as manholes, valve boxes and drop inlets). Protect all concrete work, rock walls, stone curbs, wood curbs, historic features, rumble strips, wheel stops, vegetation to remain, and all other objects adjacent to the work from the micro surfacing with a method approved by the

CO.

409.07 Weather Limitations. Apply only when the following apply:

(a) Ambient air temperature is above 45 °F (7 °C);

(b) Surface temperature in the shade is above 45 °F (7 °C);

Revised by Amendment A004

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