MB01-A06 Update Specs and Offers Due Date.pdf
PDF 144 KB Posted
- Attached to
- Cancelled Rosebud Lift Station Construction
- Solicitation number
- 75H70126R00018
About this file
This is Amendment A06 to Solicitation 75H70126R00018 for Rosebud Lift Station Construction, issued by the Indian Health Service (IHS) Division of Engineering Services in Seattle. The amendment extends the offers due date to March 23, 2026, and provides clarifications to project specifications through a series of questions and answers.
Key specification updates include: the contractor shall verify existing power sources at the lift station and provide necessary means to establish electrical service rather than relying on a pre-existing generator connection; a PLC Alternator (rather than physical alternator) will be used for alternating relay functionality; level control shall use a transducer as the main control with float switches as backup, both wired to the PLC; the SCADA system may be modified from the originally specified Sensaphone SCADA 3000 to an Allen-Bradley CompactLogix 5069 Series PLC with Cloud 9 SCADA application and cellular modem, improving long-term serviceability and support options; a Dwyer 4-20 PBLT2 transducer (0-15 PSI with 60 feet of cable) is acceptable for level measurement; pilot devices and indicator lights may be Siemens 22MM oil-tight NEMA 4-rated devices; and plan references should direct to sheet 10 rather than the non-existent page 13. The amendment requires acknowledgment of receipt prior to the offer due date through specified methods outlined on the Standard Form 30.
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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
2. AMENDMENT/MODIFICATION NUMBER 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)
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.
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)
14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)
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
A00006
Daniel Cotto
Read the continuation sheet.
Indian Health Service (IHS) Division of Engineering Services (DES) - Seattle 701 5th Ave, Suite 1650 Seattle, WA 98104
75H70126R00018
GP25RB500Z10, PA#141
1 2
Same as 16C
01/24/2026
1/30/2026
Rosebud Lift Station Construction Solicitation: 75H70126R00018
1. The purpose of this solicitation amendment A06 is to:
a. Extend the offers due date.
b. Update specifications.
2. The offers due date is extended to 03/23/2026.
3. The following questions and answers affect the specifications:
a. I was looking to bid this job and just had a question on sheet 10 it says to bring a conduit to the onsite generator. Is this pipe just stubbed out as a spare or is there a generator onsite?
- Answer: The documents indicate a conduit connectionto a generator; however, the existing power configuration for the lift station is not currently confirmed. At the start of construction, the contractor shall verify the existing power source serving the lift station and provide the necessary means and methods to establish electrical service to the new lift station.
b. D.5 - Calls out an alternating relay J.9. Called out alternation on SCADA system - do they want a physical alternator or a PLC alternator - can't have both.
- Answer: PLC Alternator
c. K. Level Transmitter - calls out a level transmitter to the PLC, but I. says level control based on floats. Do they want level control based on floats or a transducer? Usually, we do a level transducer as the main control with floats as backup. They would be wired to the same PLC
- Answer: Transducer Main and Float back-up.
d. J. - SCADA System. The SCADA system called out is a Sensaphone SCADA 3000. I would change this to an Allen Bradley CompactLogix 5069 series PLC. More systems use this platform and brand of PLC. This will give them more options for support. Also would use Cloud 9 SCADA as the application for the SCADA system. This will allow Dakota Pump remote access for help troubleshooting the system remotely as well as give the operators access and alarm call-outs. This cloud 9 system would be supplied with a Cellular modem, which would include SCADA access, alarm call-outs and cellular data for the system. If we go this route, we could get rid of section L. Telephone communication.
- Answer: The Allen‑Bradley CompactLogix 5069 SeriesPLC would be a suitable modification for this application, offering a more widely supported control platform that improves long-term serviceability, integration capability, and technical support options for the Service Unit.
e. K. Would like to use a Dwyer 4-20 PBLT2 transducer. 0-15 PSI with 60' of cable.
- Answer: This is fine.
Rosebud Lift Station Construction Solicitation: 75H70126R00018
f. D. & F. - Pilot devices. Would use Siemens 22MM devices. Oil-tight NEMA 4 rated on the inside of the panel on the dead front door. All pilot devices and lights would be 22MM and Siemens brand.
- Answer: This is fine.
g. My controls and Scada team is going through the specifications and they are not finding page 13 in the plans that is referenced in the picture attached. Was this page not published? It appears there are only 12 pages of plans.
- Answer: Actually should refer to sheet 10.
4. Remember to acknowledge all amendments. Block 11 of the SF-30 provides instructions for acknowledging amendments; it is acceptable to acknowledge on block 19 of the SF-1442.
5. All other terms and conditions remain unchanged.
End of Continuation Sheet.
File details come from the government source that posted it. Updated .