75N99024R00090- C109584 Amendment 1.pdf

(x)

75N99024R00090 x x

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 electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGEMENT 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.

x

Bethesda, MD 20892-5711

ORF

9000 Rockville Pike Building 13, Room 2E-47 OD - Office of Research Facilities National Institutes of Health

C10958408/30/20240001

13. THIS ITEM ONLY APPLIES TO MODIFICATION OF CONTRACTS/ORDERS. IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

12. ACCOUNTING AND APPROPRIATION DATA (If required) is not extended.is extended, Items 8 and 15, and returning

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

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

FACILITY CODE CODE

10B. DATED (SEE ITEM 13)

10A. MODIFICATION OF CONTRACT/ORDER NO.

9B. DATED (SEE ITEM 11)

9A. AMENDMENT OF SOLICITATION NO.

CODE

8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and ZIP Code)

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

PAGE OF PAGES

4. REQUISITION/PURCHASE REQ. NO.3. EFFECTIVE DATE2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO. (If applicable)

1. CONTRACT ID CODE

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

08/23/2024

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

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority) appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

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

ORDER NO. IN ITEM 10A.

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

C109584 - Providing Standby Power for Chilled Water Generation and C115324 - RTP Electrical

Underground Distribution Repair sat Research Triangle Park, NC

Amendment 000001: The purpose of Amendment 000001 is to 1) Extend the POP, 2) Replace

Section C- Description/ Specifications- III. SCOPE OF WORK, 3) Replace SECTION M-

Evaluation Factors for Award- BASIS FOR AWARD- FACTOR 2- PERFORMANC CONFIDENCE- Recency

Assessment- ii. (SCOPE), 4) Remove Clause in Section I, and 5) Include Site Visit Log-In

Sheet.

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)15A. NAME AND TITLE OF SIGNER (Type or print)

15C. DATE SIGNED 16B. UNITED STATES OF AMERICA 15B. CONTRACTOR/OFFEROR 16C. DATE SIGNED

(Signature of person authorized to sign) (Signature of Contracting Officer)

MAGAN L. MILLER

STANDARD FORM 30 (REV. 11/2016)

Prescribed by GSA FAR (48 CFR) 53.243

Previous edition unusable

Except as provided herein, all terms and conditions of the document referenced in Item 9 A or 10A, as heretofore changed, remains unchanged and in full force and effect .

1) Period of Performance- the Period of Performance (POP) has changed from 1,105 calendar days from Notice to Proceed (NTP) is extended to 1,806 calendar days from NTP. The POP includes an estimate of no greater than 24 months for all long lead time material and equipment. If the actual lead times for material and/or equipment exceeds 24 months, the contractor shall submit a request to Contracting Officer (with evidence of such delay) for approval of a no cost time extension of the variance.

2) Section C- Description/ Specifications- III. SCOPE OF WORK- this section in Solicitation is replaced with the below to match up with CLINS described in Schedule of Price.

III. SCOPE OF WORK

A. Project Objective:

The objective of this project is to improve the medium voltage electric (MVE) infrastructure for the NIEHS campus and upgrade the power production and distribution system for standby chiller function within the central utility plant (CUP).

This work will consist of correcting medium voltage and low voltage duct bank settlement concerns and conductors throughout campus; replacement of existing medium voltage feeder 107/204 fed from Building 107 to all connected loads;

installation of above ground medium voltage switches for all taps; construction of a new medium voltage generator yard and electrical vault underneath to provide uninterruptable chilled water production and harden power distribution for critical support buildings serving the RTP campus. The DBC shall complete the design and construction of all Program of Requirements (POR) as detailed in the Bridging Documents, Attachment A.

CLIN 001 – C109584- Campus improvements to provide medium-voltage generator(s) at Building 105 for Emergency Chilled Water Production

B. Building 105

1. The Power Distribution Yard (PDY) will contain Medium Voltage Electrical (MVE) switchgear that connects to all surrounding buildings and a generator load capacity to start and run at least one 3500-ton chiller along with all its associated pumps and cooling towers to serve the campus in the event of a utility power outage. The PDY shall be expandable for additional power generation to start and run two 3500-ton chillers.

2. The improved medium voltage power production and distribution will restructure north plant electrical equipment layout and provide increased normal power switching capability supporting 24/7 facility operations and will be expandable for future growth.

3. Standby power production and electricity generation:

a. The DBC shall at a minimum provide and install two standby diesel generators each providing a minimum of 2000 kW collocated in a new yard located south of Bldg. 105.

1) Generators shall produce line to line voltage at 13.8kV.

2) Generators shall be factory-painted with manufacturer’s primer and painted with white finish, with NIH initials and logo printed in blue on both top and sides.

b. The DBC shall at a minimum provide and install two new 13.8kV switchgears, each in an outdoor walk-in enclosure.

1) Provide 3-position mechanism for load shed and delayed transitions.

2) Use 4 pole transfer switch with ground fault sensing.

3) Provide bypass isolation mechanism for uninterrupted power transfer.

4) Provide a secure and hardened electrical vault underneath with a minimum of 6,000 square feet of available floor space.

4. The DBC shall at a minimum provide and install new MV feeds to support buildings and new equipment as shown in bridging drawings.

5. The DBC shall at a minimum provide all new MVE transformers, where shown in bridging documents in Bldg. 105, as well as TX-2.

6. The DBC shall at a minimum provide a new pad mount three-way switch at hilltop adjacent to MH102.

7. The DBC shall at a minimum replace/repurpose and reorganize the electrical distribution equipment and cooling of the north plant electrical room.

C. The DBC shall maintain all Revit file BIM record drawings sets showing existing and as-left field conditions throughout the course of the project.

D. The DB Contractor shall develop schematic, design, and construction documents (drawings and specifications) and successfully manage and perform the coordinated construction of a suitable turnkey solution conforming with the Bridging Document (Attachment A) requirements, including the following key elements of additional work and associated constraints aimed at improving the medium voltage generation, transmission, and distribution throughout campus.

1. ATS control scheme shall block open command for south plant medium voltage during an electrical outage and reclose feeders during normal conditions. South plant generator shall remain in service.

2. Replace TX-2 with new transformer to accept two feeds as shown in E406.

3. Provide two new medium voltage feeds to TX-2.

4. Provide new duct bank for support of new pad mounted three-way switch for feeder into Bldg. 104 XFMR-1.

5. DBC shall provide fully networked and integrated Human Machine Interfaces

(HMI) for CUP operator workstations in Bldg. 105, P120. The SCADA shall provide a graphical representation of the electrical distribution system for the associated switchgears. An operator shall be able to initiate automation from any HMI workstation and monitor from any location. A remote generator annunciator panel shall be installed in Bldg. 105, P120.

6. Remote generator control plan shall be provided in each control room.

7. All MVE transfers to normal power shall require manual control, human operator, to transfer. If any MVE switch gear transfers to generator, then a manual operation to switch back to normal power is required. If the generator is activated and received no load from the switch gear, it shall run for the manufacturer’s prescribed time before shutting off. All transfers to generator power shall occur within 10 seconds in accordance with NFPA requirements for an emergency power supply system.

8. DBC shall provide arc flash integration and protection for all gear installed and integrated with feeders upstream and downstream to provide complete protection of CUP equipment. SGCP1 shall require Arc Flash integration with new MVE switchgear.

9. DBC shall remove all temporary installations and provide and repair all new landscaping throughout limits of disturbance from construction.

10. DBC shall resurface asphalt parking and road areas that are damaged from a course of this work (at a minimum the entire south parking lot shall be planned to be repaved, sealed, and marked per DRM requirements).

E. The DBC shall be responsible to further develop the bridging documents into stamped and sealed issued for construction (IFC) documents. The DBC shall employ the use of senior engineers within the following professional design disciplines: Civil, Structural, Architectural, Mechanical, Electrical, and Fire Alarm and Security.

F. The DBC shall ensure that all Schematic, Design Development, and Construction Drawing submissions shall show precise, field verified, existing conditions of work areas along with isometric details of utility connections and routes around other existing mechanical and electrical utilities. Construction Drawings shall be designed, reviewed, and stamped by a licensed North Carolina (NC) Professional Engineer (PE).

G. The DBC shall employ the services of a licensed Relay Protection and Control Engineer and Power Control Systems Integrator to review and approval all design submissions and prepare shop drawings for the replacement of all relays.

1. The Relay Protection and Control Engineer shall demonstrate a minimum of five

(5) years of experience in relay protection and control design of medium or high voltage (15-345 kV) substations including:

a. Knowledge of protection principles and practices for distribution feeders and major substation equipment.

b. Knowledge of AC/DC fundamentals, including understanding of three-phase power systems.

c. Knowledge and understanding of substation components and their functions.

d. Strong knowledge of design documents and drawings necessary to complete a substation protection and control design project.

e. Relevant knowledge of applicable codes and standards such as ASTM, ISO, IEEE, ANSI, NESC, NFPA, NEC, UL, and NEMA.

2. The Relay Protection and Control Engineer shop drawings shall consist of updated design documents for the project including one-lines, three-lines, control schematics and wiring diagrams, relay panel arrangement, conduit and cable sizing, and any required specialized specifications for the removal and replacement of all medium voltage feeders.

3. The Relay Protection and Control Engineer shall be responsible for the incorporation of required Arc Flash protection all new and reused equipment.

H. Grounding grid: The DBC shall design and install a new grounding electrode system at the PDY. Design shall include Specification Section 26 05 26.

1. Grounding grid shall not have a resistance to ground exceeding 5 ohms.

2. Switchgear shall have bare grounding electrode conductor from the switch gear ground bus to the grounding electrode system.

3. Duct Banks and Manholes: Provide an insulated equipment grounding conductor in each duct containing MVE conductors, sized per NEC except that minimum size shall be No. 2 AWG. Bond the equipment grounding conductors to the switchgear ground bus, to all manhole grounding provisions and hardware, to the cable shield grounding provisions of MVE cable splices and terminations, and to equipment enclosures.

4. Pad-Mounted Transformers:

a. Provide a driven ground rod and bond with a grounding electrode conductor to the transformer grounding pad.

b. Ground the secondary neutral.

5. Lightning Arresters: Connect lightning arresters to the equipment ground bus or ground rods as applicable.

I. Conductors: A representative sample of medium-voltage cables shall have factory tests performed per NEMA WC 74 to ensure that there are no electrical defects in that specific lot of cable. The DBC shall install permanent identification tags on each circuit’s cables to clearly designate the circuit identification and voltage. The tags shall be the embossed brass type, 50 mm (1.5 inches) in diameter and 40 mils thick.

Attach tags with plastic ties. Position the tags so they will be easy and clear to read after the fireproofing tap is installed. The DBC shall perform acceptance checks and tests in accordance with the latest IEEE 400 and 400.2, manufacturer’s recommendations, and as specified in construction documents.

J. Prior to the start of construction, the Contractor shall submit the material indicated on the approved submittal register in accordance with Specification 01 33 00:

SUBMITTAL PROCEDURES.

K. Bldg. 105 Project Phasing: The project execution has been envisioned to comprise multiple phases, as shown in Attachment A, Bridging Documents, that will need to be developed into critical path method for coordinated scheduling with all stakeholders.

1. Design phase shall begin with a design charrette where the DBC’s AE/DOR team presents the stakeholder team their most recent medium voltage installation success, schematic visions of this project’s success, long lead time equipment preference selections, and design team profile of relevant experience and qualifications.

2. Construction phases shall not begin until each sealed IFC drawings for each phase are provided to stakeholders. Several site prep phases may be fast tracked before full IFC document set is complete.

CLIN 002 – C109584- Equipment extended warranty referenced in SOW paragraph III.K

L. All equipment shall have a warranty period of at least four (4) calendar years from when placed into service. The TDBC shall procure and issue a three-year maintenance plan, on behalf of the government, for all manufacturer’s recommended routine maintenance on new equipment. Maintenance plan shall include all spare parts to maintain each equipment.

CLIN 003 – C115324- RTP Underground Electrical Distribution Repairs

M. The DBC shall evaluate all existing Medium Voltage (MV) duct bank from Building 107 to connected loads and provide a design and correct identified settlement concerns that will prevent the pulling and installation of medium voltage cable throughout campus for paths identified in Attachment F – Electrical Site Plan.

N. The DBC shall identify and label all medium voltage cables fed from Building 107 to connected loads on the NIEHS campus. Cables shall be properly labeled at each manhole (MH) location and at each connected load or splice/tap point to easily recognize and distinguish each cable source.

O. The DBC shall identify an available (spare) duct pathway from Building 107 to all connected loads from the 100-side duct bank to support parallel installation of a replacement for Feeder 107/204. Design and installation of additional pathways shall be provided where required to facilitate connections.

P. The DBC shall install a new feeder 107/204. The feeder shall consist of 15KV three phase cable, in its entirety from the MV switchgear in Bldg. 107 to connected loads.

New cable shall be 500 Kcmil and equivalent to Southwire Spec 46304. New multi-way pad-mount switches shall be installed at each required “tap” location. Each multi-way switch shall include at minimum 1 spare way for future use. Currently taps/splices exist at MH 17 to feed TX-1; MH 19 to feed Bldg. 101 C-vault; MH 22A to feed Bldg. 109 and Bldg. 101 F-Penthouse. No t-taps or modular splices shall be allowed. Label all new cables at each MH location and load.

Q. Provide a new multi-way pad-mount switch at MH 16 in lieu of the tap at MH 17 that feeds the switch/transformer combination in the North parking lot (TX-1). The new multi-way switch shall have 1 spare way for future use with duct connections into

MH. Verify availability of spare conduit pathway in existing site duct bank from MH16 to MH17 for use. New concrete encased duct bank from MH17-E1 is required.

R. Provide a new multi-way pad-mount switch at MH 19 in lieu of the existing tap that feeds Bldg. 101 C-vault. The new multi-way switch shall have 1 spare way for future use with duct connections into MH.

S. Provide a new multi-way pad-mount switch at MH22A in lieu of the existing tap that feeds Bldg. 109 and Bldg. 101 F-Penthouse. The new multi-way switch shall have 1 spare way for future use with duct connections into MH.

T. Upon acceptance and energization of new Feeder 107/204 remove the former three phase 107/204 feeder cable between Bldg. 107 and previously connected loads. Flat polyester pull tape, 5/8” diameter with minimum 1800-pound tensile strength shall be installed for use in all emptied conduit.

U. The DBC shall design and construct a parallel concrete encased duct bank from Bldg.

101 C-vault to MH-1 including both Normal and Emergency raceways as found in Attachment G - Duct Bank Report. It is not acceptable to run a parallel concrete encased duct bank within the extents of the generator intake area adjacent to the site. Any construction activities shall not further compromise the integrity of the existing duct bank and is to remain in operation during construction.

V. DBC shall investigate the requirement and provide seismic joints where required to allow movement within the duct without damage.

W. The DBC shall re-feed all existing circuits found in the existing duct bank fed from Building 101 C-vault utilizing the new duct bank from C-vault to MH-1.

X. The DBC shall have appropriate spare over current devices on hand for emergency replacement in the event existing over current devices are found non-functional.

Contractor shall install as required in the event of an emergency for any over current devices found defective or not suitable for use. Government will execute a modification to reimburse for materials only in the event of an emergency.

Y. The DBC may abandon the existing duct bank and seal conduits at both ends between C-vault and MH-1 in lieu of demolition.

Z. The DBC shall return any disturbed areas to existing conditions prior to acceptance.

AA.Bldg. 101 and Bldg. 109 Project Phasing: The DBC shall provide a phasing plan to minimize outages to make final connections to existing loads for Feeder 107/204 and low voltage feeders fed from Bldg. 101 C-vault through the repaired/parallel low voltage duct bank. Outages shall be limited to no more than 4 hours.

BB. Temporary power connections and generator backup to loads impacting animal areas and associated HVAC equipment in Modules D and E shall be required during planned outages.

GENERAL REQUIREMENTS

CC. Listing: All fire protection devices, equipment, and materials shall be listed for the intended use. “Listed” is defined as equipment and materials that are identified in the Factory Mutual (FM) Global Approval Guide and/or the various directories of Underwriters Laboratories (UL).

DD.Testing: All newly installed cables shall be tested in accordance with the National Electrical Testing Association (NETA) recommended testing standards and reports provided prior to energization or use. All tests shall be performed by NETA certified technicians.

3) SECTION M- Evaluation Factors for Award- BASIS FOR AWARD- FACTOR 2- PERFORMANC CONFIDENCE- Recency Assessment- ii. (SCOPE)- this section is replaced with the below.

ii. (SCOPE) - Efforts/projects showing the capability to perform and manage a wide range of construction trades including: design team, earthwork, electrical utility, and mechanical, as well as the ability to manage multiple trades simultaneously, with greater consideration (relevancy) for medium voltage electrical utility experience, and design/build projects.

4) SECTION I- Contract Clauses

FAR Clause 52.219-6 Notice of Total Small Business Set-Aside is removed.

5) Site Visit Sign-In Sheet