B01 75H70122R00036 Amendment 06.pdf

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Replace Heating Plant
Solicitation number
75H70122R00036
Issued by

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This document is an amendment to a solicitation for replacing the heating plant at the Pine Ridge Hospital in Pine Ridge, South Dakota. The contractor shall furnish all labor, equipment, materials, and transportation necessary to perform the project, which includes replacing the existing boilers with new hot water boilers. Key details include answering vendor questions to clarify requirements, updating the Davis Bacon wage determination, and extending the proposal due date to July 27, 2022. The amendment provides responses to 35 questions from vendors seeking clarification on technical requirements for the new boilers and controls. It specifies acceptable alternatives for certain boiler components in line with industry standards for hot water boilers of this size, such as reducing insulation thickness from 2 to 1 inch. The solicitation is issued by the Department of Health and Human Services Indian Health Service for replacing the entire heating plant at the named location and hospital.

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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 items 8 and 15, and returning or (c) By separate letter or electronic communication 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 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.

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

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT 1. CONTRACT ID CODE

3. EFFECTIVE DATE 4. REQUISITION/PURCHASE REQUISITION NUMBER 5. PROJECT NUMBER (If applicable)

7. ADMINISTERED BY (If other than Item 6) CODE

STANDARD FORM 30 (REV. 11/2016)

Prescribed by GSA FAR (48 CFR) 53.243

FACILITY CODE

9A. AMENDMENT OF SOLICITATION NUMBER

9B. DATED (SEE ITEM 11)

10A. MODIFICATION OF CONTRACT/ORDER NUMBER

10B. DATED (SEE ITEM 13)

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers is extended. is not extended.

12. ACCOUNTING AND APPROPRIATION DATA (If required) copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NUMBER AS DESCRIBED IN ITEM 14.

CHECK ONE A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT ORDER

NUMBER IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation data, 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)

15C. DATE SIGNED

15A. NAME AND TITLE OF SIGNER (Type or print)

16C. DATE SIGNED

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

PAGE OF PAGES

6. ISSUED BY CODE

8. NAME AND ADDRESS OF CONTRACTOR (Number, street, county, State and ZIP Code) (X)

CODE

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

16B. UNITED STATES OF AMERICA

(Signature of Contracting Officer)

Previous edition unusable

2. AMENDMENT/MODIFICATION NUMBER

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

The reason for this amendment is to answer vendor questions, update the Davis Bacon Wage Determination and to extend the due date for proposals.

A. Change the due date for the proposals to 2:00 PM Pacific Time, Wednesday, 27 July 2022.

B. Replace the Building Wage Determination dated 25 Feb 2022 in Section J with the attached Decision Number: SD20220017 dated 1 July 2022.

C. See attached Questions and Responses.

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.

DES - SEATTLE

701 5th Ave, Suite 1600 Seattle, WA 98104

75H70122R00036

129162

1 10

07/13/2022

05/17/2022

Solicitation 75H70122R00036 Amendment 06 Project: Replace Heat Plant– Pine Ridge, SD

QUESTIONS AND RESPONSES

1. THERE IS NO PIPE SIZE CALL OUT IN THE PLANS FOR THE FUEL OIL SUPPLY AND RETURN BRANCH PIPING TO EACH BOILER. WHAT SHOULD THE FUEL OIL SUPPLY AND RETURN PIPE SIZE BE FOR

EACH BRANCH LINE TO EACH OF THE 3 BOILERS?

RESPONSE: THE BRANCH SUPPLY AND RETURN FUEL OIL PIPE SIZES SHALL BE ¾ INCH EACH.

2. SHEET M‐6 ELUDES TO AN EXISTING LEAK DETECTION SYSTEM. IT DID NOT APPEAR THAT AN EXISTING LEAK DETECTION SYSTEM WAS INSTALLED ON SITE. ARE WE TO PROVIDE A NEW LEAK

DETECTION SYSTEM?

RESPONSE: THERE IS NO EXISTING LEAK DETECTION SYSTEM INSTALLED. NO NEW LEAK

DETECTION SYSTEM IS REQUIRED AS A PART OF THE CONTRACT.

3. SPECIFICATION SECTION 23 10 00 CALLS FOR A FUEL OIL MAINTENANCE SYSTEM, LEAK

DETECTOR SYSTEM, AND TESTING WITH CATHODIC PROTECTION. THERE IS NO REFERENCE TO

THESE ITEMS IN THE DRAWINGS. ARE WE TO PROVIDE THESE SYSTEMS? IF SO, WHERE AND IS

THERE A DETAIL SHOWING HOW TO INSTALL THIS SYSTEM?

RESPONSE: NO NEW OIL MAINTENANCE SYSTEM, LEAK DETECTION SYSTEM, TESTING, OR

CATHODIC PROTECTION WILL BE REQUIRED.

4. THE SPECIFICATION CALLS FOR A 200 PSI BOILER BUT THE SCHEDULED BOILER IS ONLY RATED UP TO 30 PSI AS ITS STANDARD BASELINE. WHAT SHALL THE PRESSURE RATING BE ON THE NEW

BOILER?

RESPONSE: THE EXISTING HEATING PLANT OPERATES AT AN APPROXIMATE MAXIMUM OF 30‐35

PSI SINCE THE EXISTING PRVS ARE SET IN THIS RANGE. A 30 PSI RATED BOILER WOULD BE

ACCEPTABLE.

5. SPECIFICATION CALLS FOR 85% EFFICIENCY AND 15% EXCESS AIR. CONTRACTOR STATED THAT

THE BOILER MAY OPERATE BETTER WITH 84% EFFICIENCY AND 25% EXCESS AIR CONSIDERING

THE INSTALLATION ALTITUDE. WHAT SHALL BE FINAL EFFICIENCY AND EXCESS AIR RATING BE

FOR THE BOILER?

RESPONSE: IF THE BOILER WILL OPERATE BETTER WITH THE ALTERED EFFICIENCY AND EXCESS

AIR THEN THIS IS ACCEPTABLE TO THE GOVERNMENT.

6. WILL A 4 SQUARE FEET PER BOILER HORSEPOWER WOULD BE ACCEPTABLE IN LIEU OF 5 SQUARE

FEET SPECIFIED? SCHEDULE SHEET M‐2 CONFLICTS WITH THE SPECIFICATION.

RESPONSE: 4 SQUARE FEET SURFACE AREA IS ACCEPTABLE

7. WOULD IT MAKE SENSE TO DELETE ASME SECTION I CODE CALL OUT FOR STEAM BOILERS AND

ADD ASME SECTION IV FOR HOT WATER BOILERS TO THE CODES CALLED OUT IN THE

SPECIFICATION SINCE THIS IS A HOT WATER BOILER?

RESPONSE: DELETE REFERENCE TO ASME SECTION 1 AND REPLACE WITH ASME SECTION IV

8. IS A MANWAY REQUIRED? MANWAYS ARE USUALLY NOT REQUIRED ON HOT WATER BOILERS

OF THIS SIZE.

RESPONSE: A MANWAY WILL NOT BE REQUIRED.

Project: Replace Heat Plant– Pine Ridge, SD

9. IS A MANHOLE CLEANOUT REQUIRED? CLEANOUTS ARE USUALLY THREADED NIPPLE AND CAPS

ON BOILERS OF THIS SIZE.

RESPONSE: A MANHOLE CLEANOUT IS NOT REQUIRED. THEADED NIPPLE AND CAPS WILL BE

ACCEPTABLE.

10. ARE HINGED OR DAVITED DOORS REQUIRED? THE PANELS ARE SMALL ENOUGH TO BE

OPERATED BY ONE PERSON AND DO HAVE HANDLES.

RESPONSE: IF THE PANELS ARE GREATER THAN 50 LBS THEN THE GOVERNMENT WOULD

REQUIRE HINGED OR DAVITED DOORS IF THIS IS A STANDARD AVAILABLE OPTION.

11. WILL PLATFORM SUPPORT BRACKETS BE REQUIRED? ASME CODE DOES NOT REQUIRE A

PLATFORM ON THIS SIZE OF BOILER.

RESPONSE PLATFORM SUPPORT BRACKETS WILL NOT BE REQUIRED.

12. IS A 1 INCH THICK SHELL INSULATION ACCEPTABLE? 2‐INCH‐THICK SHELL INSULATION IS

TYPICALLY ONLY A REQUIREMENT OF STEAM BOILERS AND WATER BOILERS OF THIS SIZE ARE

TYPICALLY ONLY 1 INCH THICK SINCE WATER TEMPS ARE ONLY UP TO 200 DEG. F. STEAM

BOILERS ARE HOTTER SO REQUIRE THICKER INSULATION.

RESPONSE: 1 INCH THICK WILL BE ACCEPTABLE.

13. WILL A WATER LEVEL AND FEED BE REQUIRED? THIS IS NOT TYPICALLY INSTALLED ON HOT

WATER BOILERS SINCE THEY ARE FLOODED AND DO NOT REQUIRE A STEAM RELEASE AREA.

RESPONSE: THIS WILL NOT BE REQUIRED.

14. COULD A 3 INCH 50‐550 DEG. F. DIAL TYPE STACK THERMOMETER BE PROVIDED IN LIEU OF THE 5 INCH 200‐1000 DEG. F. CALLED OUT IN THE SPECIFICATION? THIS THERMOMETER WILL READ

BETWEEN 900‐1000 DEG. F. AT ROOM TEMPERATURE AND CAN BE CONFUSING TO STAFF WHEN

THE BOILER IS OFF.

RESPONSE: THE 3 INCH 50‐550 DEG. F. THERMOMETER WILL BE ACCEPTABLE.

15. IS AN ELECTRONIC STACK TEMPERATURE SENSOR REQUIRED? THESE ARE NOT NORMALLY

PROVIDED ON THIS SIZE OF BOILER.

RESPONSE: THIS WILL NOT BE REQUIRED.

16. WILL SET POINTS NEED TO BE IN PSIG? THE BOILERS CONTROL TO A TEMPERATURE IN DEG. F.

RESPONSE: A TEMPERATURE SETPOINT WILL BE REQUIRED, NOT A PRESSURE SETPOINT.

17. IS LOW PRESSURE AIR ATOMIZING OF THE OIL REQUIRED? THIS IS TYPICALLY ONLY REQUIRED

WHEN THE FUEL IS NO. 6 HEAVY OIL.

RESPONSE: THIS WILL NOT BE REQUIRED.

18. WILL 3:1 TURNDOWN WOULD BE ACCEPTABLE? THIS IS STANDARD FOR OIL AND THAT 10:1 IS

ONLY AVAILABLE ON GAS BURNERS.

RESPONSE: 3:1 TURNDOWN WILL BE ACCEPTABLE.

19. IS ELECTRONIC OXYGEN TRIM CONTROL REQUIRED? SOME LARGE BURNERS DO HAVE THIS

OPTION AVAILABLE BUT THIS IS NOT AN AVAILABLE OPTION FOR THIS SIZE OF BURNER.

RESPONSE: THIS WILL NOT BE REQUIRED.

20. IS A VFD REQUIRED? THE AIR DAMPER PROVIDES ACCURATE AIR FLOW SO A VFD IS NOT

NORMALLY REQUIRED OR USED ON AN OIL BURNER OF THIS SIZE.

RESPONSE: THIS WILL NOT BE REQUIRED.

21. CAN WE INSTALL THE MOTOR STARTER IN A NEMA 12 ENCLOSURE? THE SPECIFICATION CALLS

FOR A NEMA 4 WHICH IS NOT COMMON. NEMA 4 IS TYPICALLY AN OUTDOOR ENCLOSURE

RATING AND MUST BE SEALED TIGHT FROM INGRESS OF RAIN, SLEET, SNOW, HOSE DIRECTED

WATER, AND UNDAMAGED FROM THE FORMATION OF ICE.

RESPONSE: A NEMA 12 RATING WILL BE ACCEPTABLE BUT A NEMA 1 RATING WILL NOT BE

ACCEPTABLE.

22. IS REFRACTORY TILE REQUIRED? REFRACTORY TILE IS NOT USED ON BURNERS OF THIS SIZE.

RESPONSE: THIS WILL NOT BE REQUIRED.

23. IS A FIRE TEST WAS REQUIRED TWICE? THE BURNER IS FIRE TESTED AT THE BURNER FACTORY

BUT NOT TYPICALLY TESTED AT THE BOILER FACTORY.

RESPONSE: THIS WILL BE ACCEPTABLE BY THE GOVERNMENT.

24. IS A PERMANENT EDGE‐TYPE OIL FILTER REQUIRED? WE RECOMMEND A STANDARD

CLEANABLE COMBUSION OIL FILTER.

RESPONSE: THE STANDARD OIL FILTER WILL BE ACCEPTABLE.

25. WILL DAY TANKS AND HOUSE PUMPS BE PROVIDED? OUR UNDERSTANDING WAS THAT THE

BURNERS WOULD DRAW OIL FROM A DAY TANK IN THE BOILER ROOM.

RESPONSE: THE EXISTING DAY TANKS AND FUEL OIL PUMPING SYSTEM WILL REMAIN AS IS FOR THIS PROJECT. ANY MAJOR CHANGES TO THE FUEL OIL SYSTEM IS NOT REQUIRED AND OUTSIDE

THE SCOPE OF THIS CONTRACT.

26. IS PRESSURE ATOMIZATION OF THE FUEL OIL ACCEPTABLE? MOST BURNERS THIS SIZE USE OIL

PRESSURE ATOMIZATION AND DON’T NEED THE AIR ATOMIZING SYSTEM INSTALLED.

RESPONSE: PRESSURE ATOMIZATION WILL BE ACCEPTABLE.

27. IS A NEMA 12 CONTROL ENCLOSURE ACCEPTABLE? THE STANDARD CONTROL OPTION IS A

NEMA 12 RATED ENCLOSURE. A NEMA 4 RATING IS NOT A STANDARD OPTION.

RESPONSE: A NEMA 12 RATING WILL BE ACCEPTABLE BUT A NEMA 1 RATING WILL NOT BE

ACCEPTABLE.

28. WILL A VISE BE REQUIRED? THE BOILER DOES NOT REQUIRE ONE.

RESPONSE: THIS WILL NOT BE REQUIRED.

29. IS A MANHOLD GASKET REQUIRED? MANHOLES ARE NOT USED ON BOILERS OF THIS SIZE.

RESPONSE: THIS WILL NOT BE REQUIRED.

30. IS A TINTED OBSERVATION GLASS REQUIRED? CLEAR GLASS IS STANDARD.

RESPONSE: A CLEAR GLASS WILL BE ACCEPTABLE.

31. IS TUBULAR GLASS REQUIRED? TUBULAR GLASS IS NOT USED ON HOT WATER BOILERS.

32. ARE DRIVE BELTS REQUIRED? DRIVE BELTS ARE NOT USED.

33. IS ATOMIZING AIR COMPRESSOR OIL REQUIRED? AIR PRESSURE IS USED AND OIL WOULD NOT

BE REQUIRED ON THE BOILERS.

RESPONSE: THIS WILL NOT BE REQUIRED.

34. ARE AIR COMPRESSOR FILTERS REQUIRED? COMPRESSOR FILTERS ARE NOT USED OR REQUIRED

ON THE BOILERS.

RESPONSE: THIS WILL NOT BE REQUIRED.

35. ARE FEEDWATER CONTROL VALVE AND ACTUATOR REQUIRED? THESE ARE ONLY REQUIRED ON

STEAM BOILERS.

NO OTHER CHANGES

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