B3_W9126G20B0030_AMENDMENT_0006_02APR2020.pdf

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)

30-105-04 EXCEPTION TO SF 30

APPROVED BY OIRM 11-84

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

FAR (48 CFR) 53.243

The Solicitation for Building 1622 HVAC Renovation; White Sands Missile Range, New Mexico is amended as follows.

See SF30 Continuation Sheet(s)

NOTE: Bid Receipt date is 06 April 2020; at 10:00 a.m.,CT, and Bid Opening date is 06 April 2020; at 2:00 p.m. CT.

1. CONTRACT ID CODE PAGE OF PAGES

J 1 2

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

16C. DATE SIGNED

BY

16B. UNITED STATES OF AMERICA 15C. DATE SIGNED 15B. 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 9A. AMENDMENT OF SOLICITATION NO.

W9126G20B0020

X 9B. DATED (SEE ITEM 11)

21-Feb-2020

10B. DATED (SEE ITEM 13)

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 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

02-Apr-2020

CODE

US ARMY ENGINEER DISTRICT, FORT WORTH

ATTN: CESWF-CT

819 TAYLOR ST, ROOM 2A19

P.O. BOX 17300

FORT WORTH TX 76102-0300

W9126G 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODE CODE

EMAIL: TEL:

W9126G20B0030

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

CHANGES TO SOLICITATION W9126G20B0030

CHANGES TO THE SPECIFICATIONS

1. Attachment to Section 01 45 35 SPECIAL INSPECTIONS –The QualityAssurance Plan and Statement of Special Inspection is being added to the Solicitation as an attachment, each page bearing the notation

W9126G20B0030, AMENDMENT 0006.

End of Summary of Changes

W9126G20B0030, AMENDMENT 0006

REQUIRED SPECIAL INSPECTIONS AND TESTS OF CONCRETE CONSTRUCTION - REFERENCE 2018 IBC TABLE 1705.3

TYPE

CONTINUOUS

SPECIAL

INSPECTION

PERIODIC SPECIAL

INSPECTION

REFERENCE STANDARD IBC REFERENCE

1. Inspect reinforcement and verify placement.

X

ACI 318 CH. 20, 25.2,

25.3, 26.6.1, 26.6.3 1908.4

2. Inspect anchors cast in concrete.

X ACI 318: 17.8.2

3. Inspect anchors post-installed in hardened concrete members.

X

ACI 318: 17.8.2.4

ACI 318: 17.8.2

4. Verify use of required design mix.

X

ACI 318: CH. 19, 26.4.3,

26.4.4

1904.1, 1904.2, 1908.2, 1908.3

5. Prior to concrete placement, fabricate specimens for strength tests, perform slump and air content tests, and determine the temperature of the concrete.

X

ASTM C172

ASTM C31

ACI 318: 26.4, 26.12

1908.1

6. Inspect concrete placement for proper application techniques.

X ACI 318: 26.5

1908.6, 1908.7, 1908.8

7. Verify maintenance of specified curing temperature techniques.

X ACI 318: 26.5.3-26.5.5 1908.9

REQUIRED SPECIAL INSPECTIONS AND TESTS OF STRUCTURAL STEEL - REFERENCE 2018 IBC 1705.2

INSPECTION TASKS PRIOR TO WELDING - REFERENCE AISC 360-16 SPECIFICATION, TABLE N5.4-1

QC QA

P O

P P

P P

O O

O O

O O

P O

O O

O O

O -

INSPECTION TASKS PRIOR TO WELDING

Fit-up of groove welds (including joint geometry)

• Joint preparation

• Dimensions (alignment, root opening, root face, bevel)

• Cleanliness (condition of steel surfaces)

• Tacking (tack weld quality and location)

• Backing type and fit (if applicable)

Welder qualification records and continuity records

WPS available

Fit-up of CJP groove welds of HSS T-, Y-, and K-joints without backing

(including joint geometry)

• Joint preparation

• Dimensions (alignment, root opening, root face, bevel)

• Cleanliness (condition of steel surfaces)

• Tacking (tack weld quality and location)

Check welding equipment

Manufacturer certifications for welding consumables available

Material identification (type/grade)

Welder identification system

Configuration and finish of access holes

Fit-up of fillet welds

• Dimensions (alignment, gaps at root)

• Cleanliness (condition of steel surfaces)

• Tacking (tack weld quality and location)

O – Observe these items on a random basis. Operations need not be delayed pending these inspections.

P – Perform these tasks for each welded joint or member.

INSPECTION TASKS DURING WELDING - REFERENCE AISC 360-16 SPECIFICATION, TABLE N5.4-2

QC QA

O O

O O

O O

O O

O O

P P

No welding over cracked tack welds

Environmental conditions

• Wind speed within limits

• Precipitation and temperature

WPS followed

• Settings on welding equipment

• Travel speed

• Selected welding materials

• Shielding gas type/flow rate

• Preheat applied

• Interpass temperature maintained (min./max.)

• Proper position (F, V, H, OH)

Welding techniques

• Interpass and final cleanin

• Each pass within profile limitations

• Each pass meets quality requirements

INSPECTION TASKS DURING WELDING

Control and handling of welding consumables

• Packaging

• Exposure control

Placement and installation of steel headed stud anchors

O– Observe these items on a random basis. Operations need not be delayed pending these inspections.

P – Perform these tasks for each welded joint or member.

INSPECTION TASKS AFTER WELDING - REFERENCE AISC 360-16 SPECIFICATION, TABLE N5.4-3

QC QA

O O

P P

P P

P P

P P

P P

P P

P P

P P

O O

REQUIRED SPECIAL INSPECTIONS AND TESTS OF STRUCTURAL STEEL - REFERENCE 2018 IBC 1705.2

INSPECTION TASKS PRIOR TO BOLTING - REFERENCE AISC 360-16 SPECIFICATION, TABLE N5.6-1

QC QA

O P

O P

O O

O O

O O

P O

O O

INSPECTION TASKS AFTER WELDING

Welds cleaned

Size, length and location of welds

Welds meet visual acceptance criteria

• Crack prohibition

• Weld/base-metal fusion

• Crater cross section

• Weld profiles

• Weld size

• Undercut

• Porosity

Arc strikes

Correct bolting procedure selected for joint detail

Weld access holes in rolled heavy shapes and built-up heavy shapes

No prohibited welds have been added without the approval or EOR

Pre-installation verification testing by installation personnel observed and documented for fastener assemblies and methods used

Proper storage provided for bolts, nuts, washers and other fastener components k-area

Backing removed and weld tabs removed (if required)

Repair activities

Document acceptance or rejection of welded joint or member

INSPECTION TASKS PRIOR TO BOLTING

Manufacturer’s certifications available for fastener materials

O – Observe these items on a random basis. Operations need not be delayed pending these inspections.

P – Perform these tasks for each welded joint or member.

O – Observe these items on a random basis. Operations need not be delayed pending these inspections.

P – Perform these tasks for each bolted connection.

Fasteners marked in accordance with ASTM requirements

Correrct fasteners selected for the joint detail (grade, type, bolt length if threads are to be excluded from shear plane)

Connecting elements, including the appropriate faying surface condition and hole preparation, if specified, meet applicable requirements

INSPECTION TASKS DURING BOLTING - REFERENCE AISC 360-16 SPECIFICATION, TABLE N5.6-2

QC QA

O O

O O

O O

O O

REQUIRED SPECIAL INSPECTIONS AND TESTS OF STRUCTURAL STEEL - REFERENCE 2018 IBC 1705.2

INSPECTION TASKS AFTER BOLTING - REFERENCE AISC 360-16 SPECIFICATION, TABLE N5.6-3

QC QA

P P

O– Observe these items on a random basis. Operations need not be delayed pending these inspections.

P – Perform these tasks for each bolted connection.

INSPECTION TASKS AFTER BOLTING

Document acceptance or rejection of bolted connections

O– Observe these items on a random basis. Operations need not be delayed pending these inspections.

P – Perform these tasks for each bolted connection.

INSPECTION TASKS DURING BOLTING

Fastener assemblies placed in all holes and washers and nuts are positioned as required

Joint brought to the snug-tight condition prior to the pretensioning operation

Fastener component not turned by the wrench prevented from rotating

Fasteners are pretensioned in accordance with the RCSC Specification, progressing systematically from the most rigid point toward the free edges