W912EK-17-R-0012_Amendment_0001.pdf

96514770652572

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

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)

30-105-04EXCEPTION TO SF 30

APPROVED BY OIRM 11-84

STANDARD FORM 30 (Rev. 10-83) Prescribed by GSA

FAR (48 CFR) 53.243

This amendment revises Specif ication Section 31 23 19 and the project Draw ings solicited 12-MAY-2017. As a result of these changes, the proposal submission due date is hereby extended to 2:00 p.m. 16-JUN-2017.

1. CONTRACT ID CODE PAGE OF PAGES

J 1 2

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

16C. DATE SIGNED

BY 08-Jun-2017

16B. UNITED STATES OF AMERICA15C. DATE SIGNED15B. CONTRACTOR/OFFEROR

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

8. NAME AND ADDRESS OF CONTRACTOR (No., Street, County, State and Zip Code) X W912EK-17-R-0012

X 9B. DATED (SEE ITEM 11)

12-May-2017

10B. DATED (SEE ITEM 13)

9A. AMENDMENT OF SOLICITATION NO.

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 Offer X is extended, is not extended.

Offer 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.

12. ACCOUNTING AND APPROPRIATION DATA (If required)

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.

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)

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

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

10A. MOD. OF CONTRACT/ORDER NO.

2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO.(If applicable)

6. ISSUED BY

3. EFFECTIVE DATE

08-Jun-2017

CODE

CONTRACTING DIVISION

US ARMY CORPS OF ENGINEERS

1500 ROCK ISLAND DRIVE

ROCK ISLAND IL 61201

W912EK 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

W912EK-17-R-0012

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

The following items are applicable to this modification:

The following modifications are made to SECTION 31 23 19 and the

DRAWINGS:

SECTION 31 23 19

a. PAGES 1 and 3. Delete Section 31 23 19 Pages 1 and 3 in their entirety, and substitute therefor revised Section 31 23 19 Pages 1, 3, and3a, Amendment 0001, dated June 7, 2017, attached hereto.

DRAWINGS (SUPERSEDED)

b. Revised drawings bearing the revision numbers and dates listed below are being issued with this Amendment. Such revised drawings supersede those of the same sheet identification numbers listed in the INDEX OF DRAWINGS included in the set of drawings furnished with Solicitation No. W912EK-17-R- 0012, dated May 12, 2017.

SHEET IDENTIFICATION NO. G-002, Revision Mark 1 dated June 7, 2017.

SHEET IDENTIFICATION NO. S-301, Revision Mark 1 dated June 7, 2017.

SHEET IDENTIFICATION NO. E-501, Revision Mark 1 dated June 7, 2017.

ATTACHMENTS: Section 31 23 19 Pages 1, 3, and 3a; G-002, S-301, and E-501.

Solicitation No. W912EK-17-R-0012

SECTION TABLE OF CONTENTS

DIVISION 31 - EARTHWORK

SECTION 31 23 19

PROTECTION, DEWATERING, AND DEBRIS REMOVAL

PART 1 GENERAL

1.1 REFERENCES

1.2 SUBMITTALS

1.3 SCOPE

PART 2 PRODUCTS

2.1 GOVERNMENT-FURNISHED DEWATERING STRUCTURES

2.1.1 Lock Chamber Bulkheads

2.1.2 Tainter Valve Bulkheads

2.1.3 Pumps and Discharge Pipes

2.1.4 Sediment Barge and Ramps

2.2 CONTRACTOR-FURNISHED DEWATERING STRUCTURES

2.2.1 Stair Towers

2.2.2 Clean Stone Aggregate

2.2.3 Barge and Ramps

PART 3 EXECUTION

3.1 LOCK CHAMBER WEEP HOLE CLEANING

3.2 REMOVAL OF MATERIAL FROM LOCK CHAMBER FLOOR

3.3 CLEANED WEEP HOLES MOVING SEDIMENT

-- End of Section Table of Contents --

SECTION 31 23 19 Page 1 AMEND. 0001

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PART 2 PRODUCTS

2.1 GOVERNMENT-FURNISHED DEWATERING STRUCTURES

2.1.1 Lock Chamber Bulkheads

Bulkheads for the upstream and downstream lock closure will be furnished, installed, maintained, and removed by the Government.

2.1.2 Tainter Valve Bulkheads

Tainter valve bulkheads will be furnished, installed, maintained, and removed by the Government.

2.1.3 Pumps and Discharge Pipes

Pumps and discharge pipes will be furnished, installed, maintained and removed by the Government.

2.1.4 Sediment Barge and Ramps

One 150 foot by 35 foot barge will be provided to the Contractor for placement of well tailings and chamber sediment during the dewatering period. There is 4 foot high coaming on three sides of the barge. The barge includes two 25 foot long by 6 foot wide metal ramps. The ramps have a loading capacity of 80,000 lbs/ramp. A supplemental ramp may need to be built in order to move equipment onto the barge. This supplemental earthen or rock ramp must be constructed by the Contractor. Inspect and make necessary repairs to the barge and ramp after the closure as directed by the Contracting Officer, and at no additional cost to the Government. The Government will dispose of the well tailings and sediment that the Contractor places on the barge.

2.2 CONTRACTOR-FURNISHED DEWATERING STRUCTURES

2.2.1 Stair Towers

Provide stair towers in accordance with USACE EM 385-1-1.

2.2.2 Clean Stone Aggregate

Aggregate for weephole backfill must consist of crushed stone material.

Aggregate must be durable and sound, free from lumps of clay, organic matter, objectionable coatings, and other foreign material. The stone must conform to the requirements as specified in IADOT, Section 4133 for Granular Backfill, Gradation No. 4.

2.2.3 Barge and Ramps

The Contractor is allowed one 150 foot by 35 foot (approx.) barge in the dewatered lock chamber.

PART 3 EXECUTION

3.1 LOCK CHAMBER WEEP HOLE CLEANING

Immediately after the lock chamber is dewatered, all weep holes in the floor slab of the lock chamber must be cleaned of debris and repacked with

SECTION 31 23 19 Page 3 AMEND. 0001

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Text Box clean stone aggregate, as indicated. The Government will notify the Contractor 24 hours in advance of the expected time the dewatering will be complete. Additionally, the Government will notify the Contractor when the dewatering is complete. Weep hole cleaning is to commence within six hours of notification that the dewatering is complete. Any weep holes covered by a barge are exempt from any cleaning requirements. Accomplish cleaning of

SECTION 31 23 19 Page 3a AMEND. 0001

07 JUN 2017