W912P5-16-B-0005-0002.pdf

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Lock Excavation, Chickamauga Lock Federal contract opportunity
Solicitation number
W912P5-16-B-0005
Issued by
Department of the Army Corps of Engineers Engineering District Nashville

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W912P5-16-B-0005-0002

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Bid_Abstract_(OF_1419).pdf PDF
W912P5-16-B-0005-0003.pdf PDF
W912P5-16-B-0005_Bid_Schedule.xlsx XLSX spreadsheet
W912P5-16-B-0005_AppA-02.pdf PDF
W912P5-16-B-0005_AppA-06.pdf PDF
W912P5-16-B-0005_TSpecs_Am2pages.pdf PDF
W912P5-16-B-0005_Plans_Am2sheets.pdf PDF
W912P5-16-B-0005_AppA-11.pdf PDF
CHH_Tail_Water.xlsx XLSX spreadsheet
W912P5-16-B-0005_AppA-15.pdf PDF
W912P5-16-B-0005_AppA-12.pdf PDF
W912P5-16-B-0005_AppA-07.pdf PDF
W912P5-16-B-0005_AppA-08.pdf PDF
W912P5-16-B-0005_AppA-04.pdf PDF
W912P5-16-B-0005_AppA-01.pdf PDF
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W912P5-16-B-0005_AppA-13.pdf PDF
W912P5-16-B-0005_AppA-16.pdf PDF
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W912P5-16-B-0005_AppA-09.pdf PDF
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W912P5-16-B-0005_AppA-14.pdf PDF
Chick_Lock_-_Lock_Excavation_PreBid_Slides.pdf PDF
Site_Visit_Sign_In_Sheet.pdf PDF
W912P5-16-B-0005-0001.pdf PDF
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CONTRACTING BRANCH (LER)

LETHER.E.ROBINSON@USACE.ARMY.MIL

6TH FLOOR ANNEX, 110 9TH AVE

NASHVILLE TN 37203

W38XDD60272149

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

W912P5-16-B-0005 Lock Excavation, Chickamauga Lock, Chattanooga, TN

This solicitation is being amended to address questions asked during the question period, revise the bid schedule, update draw ing list and post revised technical specifications. The bid opening date remains unchanged.

FAR clause 52.252-3 & DFARS clause 252.236-7001 have been updated.

1. CONTRACT ID CODE PAGE OF PAGES

J 1 14

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

16C. DATE SIGNED

BY 04-Aug-2016

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 W912P5-16-B-0005

X 9B. DATED (SEE ITEM 11)

17-Jun-2016

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 is extended, X 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

04-Aug-2016

CODE

US ARMY CORPS OF ENGINEERS-CELRN-RC-N

DIRECTORATE OF CONTRACTING

110 9TH AVENUE SOUTH, ROOM A680

NASHVILLE TN 37202-1070

W912P5 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE W912P5

FACILITY CODECODE

EMAIL:TEL:

W912P5-16-B-0005

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

SECTION SF 30 - BLOCK 14 CONTINUATION PAGE

The following have been added by full text:

Q&A

1. What is the current status of the outstanding permits the ACOE is waiting for that will affect the NTP date?

Answer: The application for a State of Tennessee 401 permit was submitted and assigned for review on 10 June 2016, starting the anticipated 90 day period for permit decision by the State. A 30 day Public Notice for comments is required for this permitting action; it will begin on or around 22 July 2016.

2. What is the maximum allowable weight of equipment on top of the existing cofferdam cells?

Answer: Equipment placed on top of the existing cofferdam cells shall be limited to a ground pressure of 700 psf. The contractor shall provide a submittal for Government approval identifying all expected equipment to be placed on the cofferdam prior to commencing work activities.

3. If the overburden removed from the cofferdam is too wet to be placed in the disposal area will the spoil decant containment area be in laydown area #1?

Answer: The Contractor may temporarily place material in laydown areas 1 or 2, within the work limits, and in accordance with the environmental stipulations of the contract.

4. It appears the water behind the dam is released almost daily for different periods of time. Is there a sequence of gate openings for release?

Answer: If the question is referring to spill, yes, there are sequences of gate openings that would be performed if/when we have to spill water at Chickamauga, however spilling from the spillway gates is not a daily occurrence. If the question is referring to the generation, that is a daily occurrence, the flow from the hydroelectric units can vary daily and hourly depending on a multitude of factors like power demand, unit operating restrictions, special operations downstream, inflow into the reservoir, just to name a few. The last time there was active work at the lock the TVA River Forecast Center and the plant were in close communication with the project and it wasn’t uncommon to schedule certain flows for the cofferdam construction. We also tried to limit flow from spillway bay 7 (and maybe 8) if at all possible because of proximity to the cofferdam.

5. Are there tail water documents available for the last seven years of record?

Answer: See attached spreadsheet titled CHH Tail Water.xlsx, hourly tailwater elevations at CHH from 1976 to 2016.

6. Is there any equipment the Corps owns that would be available for the Contractor’s use?

Answer: No. There will be no government furnished equipment as a part of this contract.

7. If the Contractor works over 40 hours per week does the Contractor pay for the over time of the ACOE inspectors and employees?

Answer: No, the Contractor will not pay for overtime hours worked by Government inspectors/employees.

8. Will you post recent photos of the un-watered cofferdam as well as photos from the planned un-watering by ACOE maintenance that will be happening later this month?

Answer: The geologic report from the 2012 unwatering is posted in this amendment and the report contains pictures of the cofferdam and excavation areas. There are some photos of the June 2016 unwatering posted.

The maintenance dewatering of the existing lock that is occurring this month is not part of the lock excavation contract area.

9. Will the ACOE post the logs which coincide with the rock inspection from last Friday July 8, 2016?

Answer: The logs from the core viewing and core borings are shown in the attached documents titled W912P5-16-B-0005_AppA-03 through W912P5-16-B-0005_AppA-13.

SUMMARY OF CHANGES

SUMMARY OF CHANGES

Amendment 0002 Lock Excavation

Chickamauga Lock Hamilton County, Tennessee

I. CHANGES TO TECHNICAL SPECIFICATIONS

A. Section 01 00 00 GENERAL REQUIREMENTS

1. Remove Section 01 00 00 pages 3 and 4, and replace with revised Section 01 00 00 pages 3 and 4.

B. Section 01 22 00 PRICE AND PAYMENT PROCEDURES

1. Remove Section 01 22 00 in its entirety (67 pages), and replace with revised Section 01 22 00 (66 pages).

C. Section 01 35 13 SPECIAL PROJECT PROCEDURES

1. Remove Section 01 35 13 in its entirety (10 pages), and replace with revised Section 01 35 13 (10

D. Section 01 57 19 TEMPORARY ENVIRONMENTAL CONTROLS

1. Remove Section 01 57 19 in its entirety (29 pages), and replace with revised Section 01 57 19 (29

E. Section 01 95 00 FORMS AND ATTACHMENTS

1. Remove Submittal Register in its entirety (21 pages), and replace with revised Submittal Register

(21 pages).

F. Section 02 32 00 SUBSURFACE DRILLING, SAMPLING, AND TESTING

1. Remove Section 02 32 00 in its entirety (10 pages), and replace with revised Section 02 32 00 (10

G. Section 31 11 00 CLEARING AND GRUBBING

1. Remove Section 31 11 00 in its entirety (4 pages), and replace with revised Section 31 11 00 (4

H. Section 31 23 06 BLASTING

1. Remove Section 31 23 06 in its entirety (38 pages), and replace with revised Section 31 23 06 (38

I. Section 31 68 14 ROCK STABILITY ANCHORS

1. Remove Section 31 68 14 in its entirety (24 pages), and replace with revised Section 31 68 14 (40

J. Section 33 40 00 STORM DRAINAGE UTILITIES

1. Remove Section 33 40 00 in its entirety (21 pages), and replace with revised Section 33 40 00 (20

K. Appendix A – GEOTECHNICAL DATA

1. Add new Appendix A to the set of technical specifications (1,742 pages).

II. CHANGES TO CONTRACT DRAWINGS

A. Replace the following drawings with revised drawings:

Drawing No. Description

61W510-00-LE SHEET INDEX

61W510-02A-LE CONSTRUCTION LIMITS AND LAYDOWN AREAS

61W510-11-LE ROCK ANCHOR LAYOUT - INCLINED ANCHORS

61W510-12-LE COFFERDAM LAYOUT - CELLS 31-34

61W510-12A-LE ANCHORS AT OUTLET - CELLS 31-33

61W510-13-LE COFFERDAM PROFILE - CELLS 31-34

61W510-14-LE COFFERDAM LAYOUT - CELLS 35-38

61W510-15-LE COFFERDAM PROFILE - CELLS 35-38

61W510-16-LE COFFERDAM LAYOUT - CELLS 39-42

61W510-17-LE COFFERDAM PROFILE - CELLS 39-42

61W510-18-LE COFFERDAM LAYOUT - CELLS 43-49

61W510-19-LE COFFERDAM PROFILE - CELLS 43-49

61W510-20-LE INCLINED ANCHOR DETAILS

61W510-22-LE INCLINED ANCHOR PROFILES RA-1 - RA-4

61W510-23-LE INCLINED ANCHOR PROFILES RA-5 - RA-8

61W510-24-LE INCLINED ANCHOR PROFILES RA-9 - RA-12

61W510-25-LE INCLINED ANCHOR PROFILES RA-13 - RA-16

61W510-26-LE INCLINED ANCHOR PROFILES RA-17 - RA-20

61W510-27-LE INCLINED ANCHOR PROFILES RA-21 - RA-24

61W510-27A-LE INCLINED ANCHOR PROFILES RA-25 - RA-28

61W510-27B-LE INCLINED ANCHOR PROFILES RA-29 - RA-32

61W510-27C-LE INCLINED ANCHOR PROFILES RA-33 - RA-36

61W510-27D-LE INCLINED ANCHOR PROFILES RA-37 - RA-40

61W510-27E-LE INCLINED ANCHOR PROFILES RA-41 - RA-44

61W510-64-LE BASE CONTRACT EXCAVATION PLAN AND LIMITS

61W510-64a-LE OPTIONS 1, AND 2, CONTRACT EXCAVATION PLAN AND LIMITS 61W510-64b-LE OPTION 4. CONTRACT EXCAVATION PLAN AND LIMITS 61W510-64c-LE OPTIONS 5,-8, CONTRACT EXCAVATION PLAN AND LIMITS

61W510-65-LE OVERBURDEN EXCAVATION PLAN

61W510-65a-LE FLOODING FACILITY CONCRETE SPLASH PAD CONCRETE PLAN AND SECTIONS

61W510-66-LE EXCAVATION PLAN - SHEET 1 OF 2

61W510-70-LE ROCK REINFORCEMENT - RIVERSIDE - PLAN VIEW

61W510-88-LE EXPLORATORY BORING PLAN

61W525-20-LE SITE PLAN - DISPOSAL AREA GRADING PLAN - SHEET 1 OF 3

61W525-21-LE SITE PLAN - DISPOSAL AREA GRADING PLAN - SHEET 2 OF 3

B. The following FOR INFORMATION ONLY drawing is hereby incorporated into the set of contract drawings:

Drawing No. Description

1012N814 PROPOSED TOE DRAIN – RELOCATION PLAN & PROFILE

--- END OF AMENDMENT NO. 0002 TECHNICAL CHANGES---

The following have been deleted:

SUMMARY OF CHANGES

MINUTES - SITE VISIT

SECTION 00100 - BIDDING SCHEDULE/INSTRUCTIONS TO BIDDERS

The following have been added by full text:

BID SCHEDULE

Solicitation No. W912P5-16-B-0005, Amendment 0002 Lock Excavation Chickamauga Lock Replacement

Hamilton County, Tennessee

BID SCHEDULE

ITEM

NO.

DESCRIPTION SPECIFICATIO

N SECTION

EST.

QTY.

UNIT UNIT

PRICE

ESTIMATED

AMOUNT

BASE

0001 Mobilization and Demobilization 01 22 00 1 Job

0002 Initial Unwatering and Design of Dewatering System

01 57 24 1 Job

0003 Diversion and Care of Water - Base 01 57 24 12.5 MO

0004 Instrumentation Program O&M - Base 13 50 00 12.5 MO

0005 USACE Office Cleaning Services - Base

01 50 00 12.5 MO

0006 USACE Office Carpet Cleaning Services - Base

01 50 00 2.0 EA

0007 Core Drilling, Vertical Holes 02 32 00 3,628.0 LF

0008 Secant Wall; Primary Piles In-Place 31 66 17 364.0 LF

0009 Secant Wall; Secondary Piles In-Place 31 66 17 545.0 LF

0010 Secant Wall; Cap Beam 31 66 17 1 Job

0011 Furnish and Install Inclined Anchors 31 68 14 5,057.0 LF

0012 Performance Tests 31 68 14 13 EA

0013 Proof Tests 31 68 14 31 EA

0014 Watertightness Testing 31 68 14 88 EA

0015 Grouting Holes & Redrilling 31 68 14 5,057.0 LF

0016 Anchor Support Blocks 31 68 14 273.0 LF

0017 Probe Hole 31 68 14 465.0 LF

STAGE 1 ROCK EXCAVATION

0018 Cofferdam Stability Berm 31 00 00 2,441.0 CY

0019 Lock Overburden Removal 31 23 05 3,600.0 CY

0020 Flood Facility Concrete Splash Pad 31 23 05 1 Job

0021 Shotcrete Placement (4") 03 37 13 534.0 SY

0022 Rock Excavation 31 23 05 23,186.0 CY

0023 Pre-Splitting 31 23 06 27,544.0 LF

0024 Line Drilling (6" Spacing) 31 23 06 225.0 SY

0025 Rock Bolts 31 68 13 996.0 LF

DISPOSAL AREA DEVELOPMENT

0026 Grubbing Only 31 11 00 5.3 ACR

0027 Clearing and Grubbing 31 11 00 5.2 ACR

0028 Drainage Ditch Construction 31 00 00 1,500.0 LF

0029 Manage, and Place Disposal Area Fill 31 00 00 23,186.0 CY

0030 Geotextile Installations 31 05 22 4,991.0 SY

0031 Manhole Extensions 33 40 00 2 EA

0032 Strip, Manage, and Place On-Site Vegetative Soil

32 92 19 5,768.0 CY

0033 Furnish, Manage, and Place Off-Site Vegetative Soil

32 92 19 4,846.0 CY

0034 Seeding 32 92 19 10.5 ACR

0035 Control Monuments 01 32 23 6 EA

0036 Toe Drain Discharge Pipe Replacement 33 40 00 1 Job

BASE TOTAL ESTIMATED AMOUNT $

OPTION 1 - STAGE 2 ROCK EXCAVATION

0037 Diversion and Care of Water - Option 1 01 57 24 2.0 MO

0038 Instrumentation Program O&M - Option

13 50 00 2.0 MO

0039 USACE Office Cleaning Services - Option 1

01 50 00 2.0 MO

0040 USACE Office Carpet Cleaning 01 50 00 1 EA

Services - Option 1

0041 Shotcrete Placement (4") - Option 1 03 37 13 815.0 SY

0042 Rock Excavation - Option 1 31 23 05 11,837.0 CY

0043 Pre-Splitting - Option 1 31 23 06 12,121.0 LF

0044 Line Drilling (6" Spacing) - Option 1 31 23 06 560.0 SY

0045 Rock Bolts - Option 1 31 68 13 1,782.0 LF

0046 Manage, and Place Disposal Area Fill - Option 1

31 00 00 11,837.0 CY

OPTION 1 TOTAL ESTIMATED AMOUNT $

OPTION 2 - STAGE 3 ROCK EXCAVATION

0047 Diversion and Care of Water - Option 2 01 57 24 5.0 MO

0048 Instrumentation Program O&M - Option

13 50 00 5.0 MO

0049 USACE Office Cleaning Services - Option 2

01 50 00 5.0 MO

0050 USACE Office Carpet Cleaning Services - Option 2

01 50 00 1.0 EA

0051 Shotcrete Placement (4") - Option 2 03 37 13 1,124.0 SY

0052 Rock Excavation - Option 2 31 23 05 34,752.0 CY

0053 Pre-Splitting - Option 2 31 23 06 23,749.0 LF

0054 Line Drilling (6" Spacing) - Option 2 31 23 06 954.0 SY

0055 Rock Bolts - Option 2 31 68 13 1,727.0 LF

0056 Manage, and Place Disposal Area Fill - Option 2

31 00 00 34,752.0 CY

OPTION 2 TOTAL ESTIMATED AMOUNT $

OPTION 3 - LOCK FLOOR TREATMENT

0057 Diversion and Care of Water - Option 3 01 57 24 0.5 MO

0058 Instrumentation Program O&M - Option

13 50 00 0.5 MO

0059 USACE Office Cleaning Services - Option 3

01 50 00 0.5 MO

0060 USACE Office Carpet Cleaning Services - Option 3

01 50 00 1.0 EA

0061 Lock Floor Excavation & Concrete - Option 3

31 23 05 3,360.0 CY

0062 Manage, and Place Disposal Area Fill - Option 3

31 00 00 3,360.0 CY

OPTION 3 TOTAL ESTIMATED AMOUNT $

OPTION 4 - STAGE 4 ROCK EXCAVATION

0063 Diversion and Care of Water - Option 4 01 57 24 1.0 MO

0064 Instrumentation Program O&M - Option

13 50 00 1.0 MO

0065 USACE Office Cleaning Services - Option 4

01 50 00 1.0 MO

0066 USACE Office Carpet Cleaning Services - Option 4

01 50 00 1 EA

0067 Shotcrete Placement (4") - Option 4 03 37 13 309.0 SY

0068 Rock Excavation - Option 4 31 23 05 4,896.0 CY

0069 Pre-Splitting - Option 4 31 23 06 5,490.0 LF

0070 Line Drilling (6" Spacing) - Option 4 31 23 06 614.0 SY

0071 Rock Bolts - Option 4 31 68 13 1,287.0 LF

0072 Manage, and Place Disposal Area Fill - Option 4

31 00 00 4,896.0 CY

OPTION 4 TOTAL ESTIMATED AMOUNT $

OPTION 5 - STAGE 5 ROCK EXCAVATION

0073 Diversion and Care of Water - Option 5 01 57 24 0.5 MO

0074 Instrumentation Program O&M - Option

13 50 00 0.5 MO

0075 USACE Office Cleaning Services - Option 5

01 50 00 0.5 MO

0076 USACE Office Carpet Cleaning Services - Option 5

01 50 00 1 EA

0077 Shotcrete Placement (4") - Option 5 03 37 13 48.0 SY

0078 Rock Excavation - Option 5 31 23 05 3,646.0 CY

0079 Pre-Splitting - Option 5 31 23 06 7,395.0 LF

0080 Line Drilling (6" Spacing) - Option 5 31 23 06 75.0 SY

0081 Rock Bolts - Option 5 31 68 13 325.0 LF

0082 Manage, and Place Disposal Area Fill - Option 5

31 00 00 3,646.0 CY

OPTION 5 TOTAL ESTIMATED AMOUNT $

OPTION 6 - STAGE 6 ROCK EXCAVATION

0083 Diversion and Care of Water - Option 6 01 57 24 0.5 MO

0084 Instrumentation Program O&M - Option

13 50 00 0.5 MO

0085 USACE Office Cleaning Services - Option 6

01 50 00 0.5 MO

0086 USACE Office Carpet Cleaning Services - Option 6

01 50 00 1 EA

0087 Shotcrete Placement (4") - Option 6 03 37 13 153.0 SY

0088 Rock Excavation - Option 6 31 23 05 4,172.0 CY

0089 Pre-Splitting - Option 6 31 23 06 8,138.0 LF

0090 Line Drilling (6" Spacing) - Option 6 31 23 06 31.0 SY

0091 Rock Bolts - Option 6 31 68 13 1,029.0 LF

0092 Manage, and Place Disposal Area Fill - Option 6

31 00 00 4,172.0 CY

OPTION 6 TOTAL ESTIMATED AMOUNT $

OPTION 7 - STAGE 7 ROCK EXCAVATION

0093 Diversion and Care of Water - Option 7 01 57 24 1.0 MO

0094 Instrumentation Program O&M - Option

13 50 00 1.0 MO

0095 USACE Office Cleaning Services - Option 7

01 50 00 1.0 MO

0096 USACE Office Carpet Cleaning Services - Option 7

01 50 00 1 EA

0097 Shotcrete Placement (4") - Option 7 03 37 13 577.0 SY

0098 Rock Excavation - Option 7 31 23 05 1,545.0 CY

0099 Mechanical Excavation - L13 - Option 7 31 23 05 4,870.0 CY

0100 Pre-Splitting - Option 7 31 23 06 1,944.0 LF

0101 Line Drilling (6" Spacing) - Option 7 31 23 06 736.0 SY

0102 Rock Bolts - Option 7 31 68 13 462.0 LF

0103 Manage, and Place Disposal Area Fill - Option 7

31 00 00 6,415.0 CY

OPTION 7 TOTAL ESTIMATED AMOUNT $

OPTION 8 - STAGE 8 ROCK EXCAVATION

0104 Diversion and Care of Water - Option 8 01 57 24 1.0 MO

0105 Instrumentation Program O&M - Option

13 50 00 1.0 MO

0106 USACE Office Cleaning Services - Option 8

01 50 00 1.0 MO

0107 USACE Office Carpet Cleaning Services - Option 8

01 50 00 1 EA

0108 Shotcrete Placement (4") - Option 8 03 37 13 610.0 SY

0109 Rock Excavation - Option 8 31 23 05 6,785.0 CY

0110 Pre-Splitting - Option 8 31 23 06 10,544.0 LF

0111 Line Drilling (6" Spacing) - Option 8 31 23 06 287.0 SY

0112 Rock Bolts - Option 8 31 68 13 2,420.0 LF

0113 Manage, and Place Disposal Area Fill - Option 8

31 00 00 6,785.0 CY

OPTION 8 TOTAL ESTIMATED AMOUNT $

ALL OPTIONS TOTAL ESTIMATED AMOUNT $

The following have been modified:

52.252-3 ALTERATIONS IN SOLICITATION (APR 1984)

Portions of this solicitation are altered as follows:

Amendment 0002

W912P5-16-B-0005 Lock Excavation, Chickamauga Lock, Chattanooga, TN

This solicitation is being amended to address questions asked during the question period, revise the bid schedule, update drawing list and post revised technical specifications. The bid opening date remains unchanged.

FAR clause 52.252-3 & DFARS clause 252.236-7001 have been updated.

Amendment 0001

W912P5-16-B-0005 Lock Excavation, Chickamauga Lock, Chattanooga, TN

This solicitation is being amended to post the slides and sign in sheet from the Pre-Bid meeting and Site Visit on 07 July 2016. The bid opening date and time the Government has to exercise options one – eight (CLIN 0002-0009) has changed. The bid opening date is changed to 01:00 PM central time on 18 August 2016.

There will be a second amendment that will include answers to bidder questions and revised technical specifications.

FAR clauses 52.252-3 & 52.217-7 have been updated.

SECTION 00700 - CONTRACT CLAUSES

The following have been modified:

252.236-7001 CONTRACT DRAWINGS AND SPECIFICATIONS (AUG 2000)

(a) The Government will provide to the Contractor, without charge, one set of contract drawings and specifications, except publications incorporated into the technical provisions by reference, in electronic or paper media as chosen by the Contracting Officer.

(b) The Contractor shall--

(1) Check all drawings furnished immediately upon receipt;

(2) Compare all drawings and verify the figures before laying out the work;

(3) Promptly notify the Contracting Officer of any discrepancies;

(4) Be responsible for any errors that might have been avoided by complying with this paragraph (b); and

(5) Reproduce and print contract drawings and specifications as needed.

(c) In general--

(1) Large-scale drawings shall govern small-scale drawings; and

(2) The Contractor shall follow figures marked on drawings in preference to scale measurements.

(d) Omissions from the drawings or specifications or the misdescription of details of work that are manifestly necessary to carry out the intent of the drawings and specifications, or that are customarily performed, shall not relieve the Contractor from performing such omitted or misdescribed details of the work. The Contractor shall perform such details as if fully and correctly set forth and described in the drawings and specifications.

(e) The work shall conform to the specifications and the contract drawings identified on the following index of drawings:

Technical Specifications: W912P5-16-B-0005 TSpecs.pdf

W912P5-16-B-0005_AppA-01.pdf W912P5-16-B-0005_AppA-02.pdf W912P5-16-B-0005_AppA-03.pdf W912P5-16-B-0005_AppA-04.pdf W912P5-16-B-0005_AppA-05.pdf W912P5-16-B-0005_AppA-06.pdf W912P5-16-B-0005_AppA-07.pdf W912P5-16-B-0005_AppA-08.pdf W912P5-16-B-0005_AppA-09.pdf W912P5-16-B-0005_AppA-10.pdf W912P5-16-B-0005_AppA-11.pdf W912P5-16-B-0005_AppA-12.pdf W912P5-16-B-0005_AppA-13.pdf W912P5-16-B-0005_AppA-14.pdf W912P5-16-B-0005_AppA-15.pdf W912P5-16-B-0005_AppA-16.pdf

Drawings: W912P5-16-B-0005 Plans.pdf W912P5-16-B-0005_Plans_Am2sheets.pdf W912P5-16-B-0005_TSpecs_Am2pages.pdf

Reference: CHH Tail Water.xlsx

Title Drawing No.

61W510-00-LE SHEET INDEX

61W510-01-LE SURVEY CONTROL

61W510-02-LE ABBREVIATIONS - LEGEND

61W510-02a-LE CONSTRUCTION LIMITS AND LAYDOWN AREAS

61W510-2b-LE

CONTRACTOR WORK LIMITS AND BASELINES

SHEET 1 OF 2

61W510-2c-LE

CONTRACTOR WORK LIMITS AND BASELINES

SHEET 2 OF 2

61W510-3-LE

EXISTING UTILITIES AND DRAINAGE PLAN

SHEET 1 OF 3

61W510-4-LE

EXISTING UTILITIES AND DRAINAGE PLAN

SHEET 2 OF 3

61W510-5-LE

EXISTING UTILITIES AND DRAINAGE PLAN

SHEET 3 OF 3

61W510-6-LE GENERAL NOTES AND ABBREVIATIONS

61W510-8-LE STANDARD DETAILS - SHEET 1 OF 2

61W510-9-LE STANDARD DETAILS - SHEET 2 OF 2

61W510-10-LE

CIVIL - GENERAL NOTES - LEGEND AND

ABBREVIATIONS

61W510-11-LE ROCK ANCHOR LAYOUT - INCLINED ANCHORS

61W510-12-LE COFFERDAM LAYOUT - CELLS 31-34

61W510-12A-LE ANCHORS AT OUTLET - CELLS 31-33

61W510-13-LE COFFERDAM PROFILE - CELLS 31-34

61W510-14-LE COFFERDAM LAYOUT - CELLS 35-38

61W510-15-LE COFFERDAM PROFILE - CELLS 35-38

61W510-16-LE COFFERDAM LAYOUT - CELLS 39-42

61W510-17-LE COFFERDAM PROFILE - CELLS 39-42

61W510-18-LE COFFERDAM LAYOUT - CELLS 43-49

61W510-19-LE COFFERDAM PROFILE - CELLS 43-49

61W510-20-LE INCLINED ANCHOR DETAILS

61W510-21-LE

ANCHOR SUPPORT BLOCKS - CONCRETE

DETAILS

61W510-22-LE INCLINED ANCHOR PROFILES RA-1 - RA-4

61W510-23-LE INCLINED ANCHOR PROFILES RA-5 - RA-8

61W510-24-LE INCLINED ANCHOR PROFILES RA-9 - RA-12

61W510-25-LE INCLINED ANCHOR PROFILES RA-13 - RA-16

61W510-26-LE INCLINED ANCHOR PROFILES RA-17 - RA-20

61W510-27-LE INCLINED ANCHOR PROFILES RA-21 - RA-24

61W510-27A-LE INCLINED ANCHOR PROFILES RA-25 - RA-28

61W510-27B-LE INCLINED ANCHOR PROFILES RA-29 - RA-32

61W510-27C-LE INCLINED ANCHOR PROFILES RA-33 - RA-36

61W510-27D-LE INCLINED ANCHOR PROFILES RA-37 - RA-40

61W510-27E-LE INCLINED ANCHOR PROFILES RA-41 - RA-44

61W510-27F-LE STABILITY BERM - CELLS 22-28

61W510-28-LE

LIST OF ABBREVIATIONS FOR DESCRIBING

ROCK CORE

61W510-30-LE GEOLOGIC MAP

61W510-31-LE BORING LOCATION PLAN

61W510-32-LE SECTION REFERENCE PLAN

61W510-33-LE GEOLOGIC PROFILE 1 - SHEET 1 OF 2

61W510-34-LE GEOLOGIC PROFILE 1 - SHEET 2 OF 2

61W510-35-LE GEOLOGIC PROFILE 2 - SHEET 1 OF 2

61W510-36-LE GEOLOGIC PROFILE 2 - SHEET 2 OF 2

61W510-37-LE GEOLOGIC PROFILE 3 - SHEET 1 OF 2

61W510-38-LE GEOLOGIC PROFILE 3 - SHEET 2 OF 2

61W510-47-LE GEOLOGIC SECTION 4 AT STATION 0+70 (US)

61W510-48-LE GEOLOGIC SECTION 5 AT STATION 0+00

61W510-49-LE GEOLOGIC SECTION 6 AT STATION 0+64

61W510-50-LE GEOLOGIC SECTION 7 AT STATION 1+15

61W510-51-LE GEOLOGIC SECTION 8 AT STATION 1+56

61W510-52-LE GEOLOGIC SECTION 9 AT STATION 2+07

61W510-53-LE GEOLOGIC SECTION 10 AT STATION 2+58

61W510-54-LE GEOLOGIC SECTION 11 AT STATION 2+92

61W510-55-LE GEOLOGIC SECTION 12 AT STATION 3+60

61W510-56-LE GEOLOGIC SECTION 13 AT STATION 4+00

61W510-57-LE GEOLOGIC SECTION 14 AT STATION 4+57

61W510-58-LE GEOLOGIC SECTION 15 AT STATION 5+13

61W510-59-LE GEOLOGIC SECTION 16 AT STATION 5+60

61W510-60-LE GEOLOGIC SECTION 17 AT STATION 6+13

61W510-61-LE GEOLOGIC SECTION 18 AT STATION 6+84

61W510-62-LE GEOLOGIC SECTION 19 AT STATION 7+65

61W510-63-LE GEOLOGIC SECTION 20 AT STATION 8+17

61W510-64-LE BASE CONTRACT EXCAVATION PLAN AND LIMITS

61W510-64a-LE

OPTIONS 1, AND 2, CONTRACT EXCAVATION PLAN

AND LIMITS

61W510-64b-LE

OPTION 4. CONTRACT EXCAVATION PLAN

AND LIMITS

61W510-64c-LE

OPTIONS 5,-8, CONTRACT EXCAVATION PLAN

AND LIMITS

61W510-65-LE OVERBURDEN EXCAVATION PLAN

61W510-65a-LE

FLOODING FACILITY CONCRETE SPLASH PAD

CONCRETE PLAN AND SECTIONS

61W510-66-LE EXCAVATION PLAN - SHEET 1 OF 2

61W510-67-LE EXCAVATION PROFILE - SHEET 1 OF 2

61W510-68-LE EXCAVATION PLAN - SHEET 2 OF 2

61W510-69-LE EXCAVATION PROFILE - SHEET 2 OF 2

61W510-70-LE ROCK REINFORCEMENT - RIVERSIDE - PLAN VIEW

61W510-71-LE

ROCK REINFORCEMENT - RIVERSIDE – ELEVATIONS

SHEET 1 OF 2

61W510-72-LE

ROCK REINFORCEMENT - RIVERSIDE - ELEVATIONS

SHEET 2 OF 2

61W510-73-LE ROCK REINFORCEMENT - LANDSIDE - PLAN VIEW

61W510-73a-LE ROCK REINFORCEMENT – LANDSIDE - SECTIONS

61W510-74-LE

ROCK REINFORCEMENT - LANDSIDE - ELEVATIONS

SHEET 1 OF 2

61W510-75-LE

ROCK REINFORCEMENT - LANDSIDE - ELEVATIONS

SHEET 2 OF 2

61W510-76-LE

ROCK REINFORCEMENT - CROSS-OVER TRENCH AND

OUTLET STRUCTURE - PLAN AND ELEVATIONS

61W510-77-LE

ROCK REINFORCEMENT - MITER SILLS AND MAINTENANCE

CLOSURE SILL - PLANS AND ELEVATIONS

61W510-78-LE LOCK FLOOR PREPARATION PLAN

61W510-79-LE LOCK FLOOR PREPARATION DETAILS AND SHOTCRETE PLACEMENT DETAILS

61W510-80-LE

SHOTCRETE - RIVERSIDE LOOKING NORTH - ELEVATIONS

SHEET 1 OF 2

61W510-81-LE

SHOTCRETE - RIVERSIDE LOOKING SOUTH - ELEVATIONS

SHEET 2 OF 2

61W510-82-LE

SHOTCRETE - LANDSIDE LOOKING NORTH - ELEVATIONS

SHEET 1 OF 2

61W510-83-LE

SHOTCRETE - LANDSIDE LOOKING SOUTH – ELEVATIONS

SHEET 2 OF 2

61W510-84-LE

SHOTCRETE - CROSSOVER TRENCH AND OUTLET STRUCTURE

PLAN AND ELEVATIONS

61W510-85-LE

SHOTCRETE - MITER SILLS AND MAINTENANCE CLOSURE SILL

ELEVATIONS

61W510-88-LE EXPLORATORY BORING PLAN

61W510-93-LE

LAND WALL MONOLITH L13 - SECANT PILE WALL - LAYOUT

AND COORDINATES

61W510-94-LE LAND WALL MONOLITH L13 - SECANT PILE WALL - PILE SECTIONS &

REINFORCEMENT

61W510-95-LE

LAND WALL MONOLITH L13 - SECANT PILE WALL - CAP BEAM AND

REINFORCEMENT

IN FIRST LIFT CONCRETE

61W510-96-LE LAND WALL MONOLITH L13 - SECANT PILE WALL

61W510-344-LE SECANT PILE WALLS - INCLINOMETERS

61W525-20-LE SITE PLAN - DISPOSAL AREA GRADING PLAN - SHEET 1 OF 3

61W525-21-LE SITE PLAN - DISPOSAL AREA GRADING PLAN - SHEET 2 OF 3

61W525-33-LE DISPOSAL AREA SECTIONS

61W525-38-LE SITE DETAILS - SHEET 1 OF 2

61W525-43-LE SITE DETAILS - SHEET 2 OF 2

For Information Only

61W860-1 INSTRUMENTATION LOCATION PLANS - CELLULAR COFFERDAM

61W860-2 INSTRUMENTATION SECTIONS

61W860-11 SEGMENTAL COFFERDAM MONITORING INSTRUMENTATION PLAN

61W860-12A INSTRUMENTATION SHOP DRAWING SHEET 1 OF 4

61W860-12B INSTRUMENTATION SHOP DRAWING SHEET 2 OF 4

61W860-12C INSTRUMENTATION SHOP DRAWING SHEET 3 OF 4

61W860-12D INSTRUMENTATION SHOP DRAWING SHEET 4 OF 4

61W860-12

SEGMENTAL COFFERDAM MONITORING INSTRUMENTATION SECTION

AND DETAIL

61W401 COFFERDAM ELECTRICAL POWER PLAN

61W402 LANDWARD COFFERDAM ELECTRICAL AND GROUNDING PLAN

61W403 RIVERWARD COFFERDAM ELECTRICAL AND GROUNDING PLAN

61W404 ELECTRICAL ONELINE AND PANEL SCHEDULES

61W405 ELECTRICAL SCHEMATICS AND DETAILS

61W406A DATA LOGGER RELOCATION SHEET 1 OF 3

61W406B DATA LOGGER RELOCATION SHEET 2 OF 3

61W406C DATA LOGGER RELOCATION SHEET 3 OF 3

61W406 ELECTRICAL DETAILS

61W407A CONDUIT BANKS LAYOUT - BOX L3 SHEET 1 OF 3

61W407B CONDUIT BANKS LAYOUT - BOX L4 SHEET 2 OF 3

61W407C CONDUIT BANKS LAYOUT - BOXL17 SHEET 3 OF 3

61W407 ELECTRICAL SECTIONS

68W500-25 FLOOD FACILITY CONCRETE PLANS & SECTIONS

68W500-26A HYDRO GATE SHEET 1 OF 2

68W500-26B HYDRO GATE SHEET 2 OF 2

68W500-26 FLOOD FACILITY SLIDE GATE ELEVATION & SECTIONS

REF-01 CHICKAMAUGA LOCK COFFERDAM GEOLOGIC MAP

1012N814 PROPOSED TOE DRAIN – RELOCATION PLAN & PROFILE

Total Drawing Folio 129

(End of clause)

(End of Summary of Changes)

File details come from the government source that posted it. Updated .