N3904020Q0097 Relocatable Metal Modular Building AMENDMENT to Solicitation - KO APPROVED.pdf
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- Metal Modular Structure
- Solicitation number
- N3904020Q0097
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This document is an amendment to a solicitation for a relocatable metal modular building. The amendment extends the response due date from April 16th to April 20th at 11:00 AM EST. It revises the period of performance for CLIN 0002 from the date of award to September 30th to the date of award to September 15th. It also includes an attachment with lifting and handling specifications for the modular structure, requiring it to meet standards for items with integral lifting attachments, including design, placement, marking, and testing of lifting points. The Navy seeks a metal modular structure to be delivered to the Portsmouth Naval Shipyard by September 15th.
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N3904020Q0097
N3904020RC00243
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
Amendment issued to include "Attachment 1" (Lifting and Handling specifications), revise the date of the modular structure completion from 9/30/2020 to 9/15/2020 referenced in CLIN 0002, and extend solicitation due date to 4/20/2020 at 11 a.m. EST (Block 8).
POC: Sheena Sellers sheena.m.sellers@navy.mil 207-438-4379
1. CONTRACT ID CODE PAGE OF PAGES
J 1 12
16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)
16C. DATE SIGNED
BY 14-Apr-2020
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 N3904020Q0097
X 9B. DATED (SEE ITEM 11)
16-Mar-2020
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
14-Apr-2020
CODE
PORTSMOUTH NAVAL SHIPYARD
CONTRACTING DIVISION, CODE 410
BLDG 156, PNS
KITTERY ME 03904
N39040 7. ADMINISTERED BY (If other than item 6)
4. REQUISITION/PURCHASE REQ. NO.
CODE
See Item 6
FACILITY CODECODE
EMAIL:TEL:
SECTION SF 30 BLOCK 14 CONTINUATION PAGE
SUMMARY OF CHANGES
SECTION SF 1449 - CONTINUATION SHEET
SOLICITATION/CONTRACT FORM
The required response date/time has changed from 16-Apr-2020 11:00 AM to 20-Apr-2020 11:00 AM.
SUPPLIES OR SERVICES AND PRICES
CLIN 0002
The CLIN extended description has changed from:
Vendor shall be responsible for all travel expenses, including air fare, mileage, and per diem, in accordance with Joint Travel Regulation (JTR).Period of Performance: Date of Award to 9/30/2020 as referenced under delivery and outlined in Performance Work Statement.
To:
Vendor shall be responsible for all travel expenses, including air fare, mileage, and per diem, in accordance with Joint Travel Regulation (JTR).Period of Performance: Date of Award to 9/15/2020 as referenced under delivery and outlined in Performance Work Statement.
DELIVERIES AND PERFORMANCE
The following Delivery Schedule item for CLIN 0002 has been changed from:
DELIVERY DATE QUANTITY SHIP TO ADDRESS DODAAC /
CAGE
30-SEP-2020 1 PORTSMOUTH NAVAL SHIPYARD
RECEIVING OFFICER
CODE 501.2 RECEIVING OFFICER
BUILDING 170
KITTERY ME 03904
207-438-5206 FOB: Destination
N39040
To:
DELIVERY DATE QUANTITY SHIP TO ADDRESS DODAAC /
CAGE
Att. 1
6 VOL III, CHAP 4
15-SEP-2020 1 PORTSMOUTH NAVAL SHIPYARD
RECEIVING OFFICER
CODE 501.2 RECEIVING OFFICER
BUILDING 170
KITTERY ME 03904
207-438-5206 FOB: Destination
N39040
The following have been added by full text:
ATTACHMENT 1 LIFTING
CH ______ DATE 08 JUN 2017
LIFTING AND HANDLING MANUAL
VOLUME III – CHAPTER 4
5. APPENDIX
5.1 General Specification for Design & Installation of ILA’s (Sample). This appendix is intended to be used as a template by technical codes who are procuring items that have integral lifting attachments. The use of the sample specification as part of a procurement contract ensures that all requirements of this chapter are met.
LIFTING AND HANDLING MANUAL
CH DATE 08 JUN 2017
APPENDIX 5.1
VOL III, CHAP 4
5.1 GENERAL SPECIFICATION FOR DESIGN & INSTALLATION OF ILA’S (Sample)
5.1.1 PURPOSE. The lifting and handling specifications herein shall control the design, documentation and certification of general purpose service equipment being manufactured for PNSY. This specification is derived primarily from the requirements of the Lifting & Handling Manual for integral lifting attachments.
5.1.2 DEFINITIONS
5.1.2.1 Integral Lifting Attachment (ILA): A lifting point that is permanently attached to or part of the Unit being lifted such as a padeye, lifting eye, integrally mounted ring, threaded hole, or a hole in a structural element, etc.
5.1.2.2 Unit: The item or load being lifted to which ILAs are permanently mounted.
5.1.2.3 PNSY: Portsmouth Naval Shipyard
5.1.2.4 Contractor: The entity fabricating the Unit.
5.1.2.5 Designer: The qualified engineer or entity designing the Unit including the ILA installation to the Unit.
5.1.2.6 Base of Support: That portion of the Unit’s structure that contacts the ground and supports the Unit when the Unit is on the ground (i.e., footprint).
5.1.2.7 Qualified Engineer: An engineer who is competent in the practice of structural and/or mechanical engineering as a result of education and experience.
5.1.2.8 Working Load Limit (WLL): The maximum allowable load that can be applied to a designed structural component without infringing on its safety factors defined herein, aka: design capacity.
5.1.3 GENERAL
5.1.3.1 Any deviations to this specification that pertain to ILAs or other crane lifting and handling related functions must be approved in writing by PNSY, with concurrence from the PNSY Lifting and Handling Department Technical Division (Code 710).
5.1.3.2 A lifting plan that includes a diagram for lifting the Unit shall be provided by the Designer/Contractor and must be approved by PNSY prior to fabrication of the unit. This plan shall include the Unit’s weight (empty weight and full weight, if applicable), center of gravity location, ILA details and the locations of each ILA. The plan shall also include any basic lifting restrictions and any special allowances, including, but not limited to, minimum sling length, minimum sling capacity, or allowance for out-of-plane pulling on padeyes (if applicable), etc.
5.1.3.3 Lifting plans and ILA designs require written approval from PNSY Lifting and Handling Department Technical Division (C710) for any Unit which weighs 96,000 lbs. or greater.
LIFTING AND HANDLING MANUAL
CH DATE 08 JUN 2017
APPENDIX 5.1
5.1.3.4 Threaded holes intended to be used as ILAs shall not be lubricated and shall be protected by removable threaded plugs or similar when not in use.
5.1.3.5 The padeye is the preferred ILA and it should be used when possible, provided it can be incorporated into the design of the Unit in a practical way. Examples of padeyes and the preferred rigging configuration using padeyes are provided in Figures 1 and 2.
5.1.3.6 Material used for the purposes of manufacturing an ILA shall be steel or aluminum.
Figure 1: Typical Padeyes
Figure 2: Standard (Preferred) Lifting Configuration
TO CRANE HOOK
SLING AND RIGGING
EQUIPMENT TO BE PROVIDED
BY PNSY
PADEYES LOCATED ABOVE
CENTER OF GRAVITY AND
ORIENTED TOWARD THE
CENTER OF GRAVITY
GENERIC UNIT
SHOWN
AS BOX
OF UNIT
LIFTING AND HANDLING MANUAL
CH DATE 08 JUN 2017
APPENDIX 5.1
5.1.4 MARKING
5.1.4.1 The total weight (empty and full, if applicable) of the Unit shall be permanently marked on each side of the Unit with 2-inch high lettering (or larger) with a contrasting color from the Unit (yellow unacceptable).
5.1.4.2 Each ILA shall be permanently identified with its Working Load Limit (WLL), [e.g., WLL=10,000 LB] by stamping, etching or by placing on a permanently attached label plate.
5.1.4.3 Any ILA receiving a load test shall also be permanently marked with the test date (i.e., by stamping, etching or by placing on a permanently attached label plate).
5.1.4.4 The lifting plan with diagram shall be displayed on an 8in x 10in minimum sized placard attached to the unit.
5.1.5 PLACEMENT
5.1.5.1 ILAs shall not be located below the Unit’s center of gravity or in any condition which could result in an unstable lift.
5.1.5.2 It must be possible to lift the Unit by crane using no more than 4 and no less than 2 ILAs.
5.1.5.3 The ILAs shall be located on the Unit so that the Unit can be lifted in a level fashion. The Unit’s Base of Support must not form an angle greater than 5 degrees from horizontal when lifted. See Figure 3.
LIFTING AND HANDLING MANUAL
CH DATE 08 JUN 2017
APPENDIX 5.1
Figure 3: Maximum Allowable Tilt in Lift
5.1.5.4 The ILAs must be situated/located on the Unit so that the item can be lifted using standard rigging equipment such as shackles, swivel hoist rings and slings.
Lifting arrangements which require strongbacks, spreader beams, non–standard (metric) threads, eyebolts, or other unique lifting gear in order to be lifted by crane must be approved in writing per paragraph 5.1.3.1.
5.1.5.5 ILAs must be designed to allow for the proper connection of standard rigging gear as provided by ASME B30.26. ILAs shall not be solely designed for direct connection into a hook without written approval per paragraph 5.1.3.1.
5.1.5.6 ILAs must be oriented so that the worst case forces that result when the Unit is lifted do not cause stresses that exceed the allowable stresses provided herein. Specifically, if padyes are used as ILAs they should be oriented on the Unit so that the resulting direction of pull exerted by the rigging equipment lies within 5 degrees (10 degrees included angle) of the plane formed by the padeye plate. If the designed or intended use of padeye requires the applied load to be directed out of plane with the padeye plate (greater than 5 degrees), the padeye must be designed so that such loading (under worst case conditions) does not result in stresses which exceed the allowable stresses described herein (see ILA Design section) and marking/documentation provided to indicate that out of plane loading is acceptable.
LIFTING AND HANDLING MANUAL
CH DATE 08 JUN 2017
APPENDIX 5.1
5.1.6 ILA DESIGN
5.1.6.1 The Designer of the ILAs shall be a Qualified Engineer.
5.1.6.2 All calculations shall be reviewed by a Qualified Engineer other than the Designer.
5.1.6.3 Design lifting attachments to accept standard rigging hardware or handling equipment (ASME B30.26 equipment). Attachment points on components that are part of a larger system (e.g., multiple components which form an enclosure) shall be sized such that one set of standard rigging equipment can be used to lift all components of the system.
5.1.6.4 The WLL of each ILA shall be sized based on the worst case loading that it may be required to resist, based on the location of a ILA relative to the Unit’s center of gravity and the other ILAs, on the maximum angle from vertical formed by the lifting slings, and on the ability for the connected rigging gear to equalize between structurally redundant connections (when 4 slings are used to lift the Unit). In arrangements where 4 ILAs are used, each ILA must be designed so that either pair of diagonally opposed ILAs are capable of supporting the entire load of the Unit (with the force magnifying effects of sling angles being considered) without infringing on the safety factors stipulated herein. See Figure 4.
LIFTING AND HANDLING MANUAL
CH DATE 08 JUN 2017
APPENDIX 5.1
Figure 4: Worst Case Loading When 4 ILAs are Used
THESE SLINGS ARE TAUT
BECAUSE THEY ARE SLIGHTLY
SHORTER (AS A PAIR) DUE TO
FABRICATION TOLERANCES/
VARIANCES. AS A PAIR THEY
MUST CARRY THE ENTIRE LOAD
INCLUDING THE FORCE
MAGNIFYING EFFECTS OF THE
SLING ANGLE.
THESE SLINGS ARE SLACK BECAUSE THEY
ARE SLIGHTLY LONGER (AS A PAIR) DUE TO
FABRICATION TOLERANCES/VARIANCES.
THESE SLINGS SERVE AS STABLIZERS TO
PREVENT ROCKING OR PITCHING OF THE
LOAD. THE SLACK SHOWN HERE IN THESE
SLINGS IS EXAGGERATED FOR CLARITY.
SLING
ANGLE
OF UNIT
5.1.6.5 The WLL of each ILA shall be sized to provide a margin between the WLL and the actual (expected) loading. See Table 1 for minimum margin requirements.
Additional margins should be considered for integral attachments subjected to situations with the potential for increased loading (e.g., binding or hang-ups due to seals of tight tolerances, additional weight in buildings/enclosures or fluid filled voids, etc.).
LIFTING AND HANDLING MANUAL
CH DATE 08 JUN 2017
APPENDIX 5.1
Table 1: Minimum Required Margins Between WLL And Actual Load Weight
Total Item Weight (lb.) WLL of Integral Attachment1
Less than 1,000 +200 lb.2 OR 200% (whichever is greater) 1,000 – 10,000 150%
10,001 – 100,000 125%3
Greater than 100,000 115% NOTES: 1. Percentages shown are of expected load exerted on the integral attachment.
2. Total Item Weight + 200 lb.
3. Percentage may be reduced to 115 percent IF the weight of the item is known (not estimated) AND the potential for binding or added weight does not exist.
5.1.6.6 ILAs shall be designed using an allowable stress which is the lower of the two values resulting from a safety factor of 3.0 with respect to yield strength (FY) or 5.0 with respect to ultimate strength of the material (FU). A factor of 0.6 shall be applied to any allowable shear stress. For example, the allowable stress for double shear plane tear-out of a padeye hole would be either (0.6)(FY)/3.0 or (0.6)(FU)/5.0, whichever is more restrictive.
5.1.6.7 Any welds shall be designed per American Welding Society (AWS) Specification D1.1 with the following exceptions: Welds shall be designed with a safety factor of 5.0 with respect to the ultimate strength of the weld metal or base metal as applicable. A factor of 0.6 shall be applied to any allowable shear stress. For example, the allowable stress of a fillet weld shall be (0.6)(Fu)/5.0, since fillet welds are generally assumed to fail in shear, where Fu is the ultimate strength of the weld filler material or the base metal as applicable. The allowable stresses provided here apply only to the failure modes, which directly relate to the ILA and the connecting weld joint. These allowable stresses do not apply to any adjacent surrounding structure; however, such surrounding structure may be required to resist a one-time applied load equal to 210 percent of the WLL of the ILA in the cases where 200 percent load tests are required as provided herein.
LIFTING AND HANDLING MANUAL
CH DATE 08 JUN 2017
APPENDIX 5.1
5.1.6.8 Any ILAs (excluding threaded or through-holes installed directly into a structural element of the Unit) are to be connected to the Unit using a welded joint which meets the requirements of paragraph 5.1.6.7. Welded joints connecting ILAs to the Unit structure shall be designed using a continuous weld around the exterior of the joint (as a minimum) in order to prevent the entry of moisture into any interior un-bonded portion of the joint that may exist. Bolted joints that directly connect an ILA to the Unit are not permitted. This does not apply to bolted joints placed elsewhere in the structure of the Unit that do not serve as a structural connection directly between the ILA and the Unit.
5.1.6.9 Threaded holes used as ILAs may only be installed on Units which are primarily intended for in-door use. Where threaded holes are used as the ILA (e.g., for use with swivel hoist rings or eyebolts), the length of threaded holes must be at least
1.5 times the nominal thread diameter for steel, or 2.0 times the nominal thread diameter for aluminum.
5.1.6.9.1 Only standard imperial (non-metric) UNC - Class 2B threads may be used as threaded holes intended for use as ILAs.
5.1.6.9.2 Threaded holes intended for use as an ILA must be located to allow for 360-degree rotation and 180-degree pivot of a standard swivel hoist ring bail.
5.1.6.9.3 Threaded holes intended for use as an ILA must be located on the structural element so that the seating surface of a mounted swivel hoist ring does not overhang the edge of the structural element and the mating face of the structural element is flat to match that of a standard swivel hoist ring.
5.1.6.10 All surfaces of an ILA which could be subjected to moisture, corrosion, or wear due to movement must be accessible for inspection without disassembly.
5.1.6.11 Any ILA attached via a weldment with a capacity greater than 6000 lbs. must receive a one-time 200 percent load test, which shall be administered by the contractor prior to delivery of the Unit.
5.1.6.12 The applied test load shall be 200 percent of the design capacity (WLL) with a tolerance of +5%/-0% of the test load. In other words, the applied test load shall be a minimum of 200 percent and a maximum of 210 percent of the design capacity (WLL) of the ILA. The test load shall be maintained for a period no less than 2 minutes.
LIFTING AND HANDLING MANUAL
CH DATE 08 JUN 2017
APPENDIX 5.1
5.1.6.13 The test load can be applied to each ILA individually or to multiple ILAs at once provided it can be shown through basic mechanics that each tested ILA received the proper test load value. Applied test load should mimic the as-used/as designed configuration to the maximum extent practicable, with alternate loading configurations approved by the designer.
5.1.6.14 Written documentation shall be provided by the contractor, which documents the completion of this test for each ILA listing the ILAs tested, actual applied load, test date, 2-minute test duration and signature of person performing the test.
(End of Summary of Changes)
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