69056720Q000050_A0001.pdf

(x)

69056720Q000050 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 electronic communication 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 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.

x

690567

Federal Highway Administration Western Federal Lands Highway Div.

610 E Fifth Street Vancouver WA 98661

07/27/20200001

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

07/27/2020

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 data, 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.)

Amendment 0001 adjusts the SOW as indicated by blue and/or lined-through text on the attached pages.

All other stipulations remain unchanged.

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)

STANDARD FORM 30 (REV. 11/2016)

Prescribed by GSA FAR (48 CFR) 53.243

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 .

N/A

SECTION B – STATEMENT OF WORK/DESCRIPTION/SPECIFICATIONS

Page B-6

69056720Q000050 WA NPS MORA 500(2), Mitigate Rockfall Hazards at Paradise Loop Road the contractor for use by the Government; or (4) specified in the design of a building or work, or incorporated during its contraction, renovation, or maintenance.

4. CONTRACT SCHEDULE

The slope scaling and debris removal work shall start no sooner than September 8, 2020 and be completed no later than October 6, 2020.

5. PROJECT TASKS

a. Temporary Roadway Rockfall Protection. This work consists of the following:

i. Furnishing workers, materials, and equipment necessary to install and maintain temporary rockfall protection measures including an 18 inch thick blanket of unclassified borrow (or 1-inch thick steel plate), precast concrete barriers (or movable rockfall barrier), and timbers. Install temporary roadway rockfall protection measures as shown on the Plans prior to any on-slope work activities.

ii. Submit a temporary roadway rockfall protection work plan to the CO at least 7 days before starting slope scaling work. Do not initiate temporary roadway protection measures until the submitted plan has been approved by the CO.

Include the following in the work plan:

1) Provide a rockfall containment plan to address protection measures for the existing road, stone curb, and stone guard wall, and for additional debris containment methods needed to protect the environment.

2) Describe how additional temporary roadway rockfall protection will be placed, monitored, and removed. Include manufacture’s recommendations for component replacement, if applicable.

3) List the equipment that will be used to place and remove all temporary roadway rockfall protection.

4) List the procedures that will be followed to allow emergency vehicles through the site at all times.

iii. Document the stone masonry guardwall, curb, and roadway condition prior to installation of temporary roadway protection.

iv. Install and maintain all temporary roadway rockfall protection measures to extend a minimum of 50 feet beyond the active scaling area.

v. Protect the existing stone masonry guardwall and curb from damage during slope scaling and other activities as shown in the plans.

SECTION B – STATEMENT OF WORK/DESCRIPTION/SPECIFICATIONS

Page B-7

69056720Q000050 August 11, 2020 WA NPS MORA 500(2), Mitigate Rockfall Hazards at Paradise Loop Road

1) Place a temporary precast concrete barrier (or movable rockfall barrier), with a minimum vertical height of 32 inches, 4 inches from the base of the existing guardwall as shown on the plans. Include a precast concrete barrier terminal section taper at the end of each precast concrete barrier section.

2) Fill the remaining gap between the precast concrete barrier and guardwall with unclassified borrow.

3) Place an 18-inch-thick blanket of unclassified borrow on the roadway between the curb and the precast concrete barrier (or 1-inch thick steel plate).

4) Place a protective timber cap on top of both the guardwall and curb as shown in the plans. Anchor or tether the timbers to the precast concrete barrier to prevent them from falling down the slope when hit by scaled rock. Recover any temporary roadway protection materials, timbers, or broken pieces of timbers that fall down the slope.

vi. Monitor temporary roadway rockfall protection measures and stop all scaling activities if the protection measures are not functioning properly until corrections can be made from damage to the protection measures or material removed behind the barriers.

vii. Remove accumulated rockfall debris from behind the temporary roadway rockfall protection when the debris has filled the catchment area, or when scaled rock begins to pass over the barrier.

viii. Remove all temporary rockfall protection following completion of all on-slope work activities. Dispose of all temporary roadway protection unclassified borrow outside the Park, unless otherwise approved by the CO. Clean work area back to pre-work condition.

ix. Remove any tool marks or drill holes resulting from scaling operations from the finished slopes, with resulting appearance of remaining rock to look natural.

x. Clean and repair any damage to the existing masonry guardwall due to scaling and other activities.

xi. Acceptance of this task shall be based on visual inspection of the work for compliance with the contract and prevailing industry standard. In the absence of specific contract requirements or tolerances, prevailing industry standards may be used.

b. General Labor. This work consists of the following:

i. This work consists of the following:

1) Slope scaling, which consists of removing loose or detached blocks of rock from existing rock slopes and natural rock outcrops.