36C25919R0092-0002006.docx

5. PROJECT NUMBER (if applicable)

CODE

7. ADMINISTERED BY

2. AMENDMENT/MODIFICATION NUMBER

CODE

6. ISSUED BY

8. NAME AND ADDRESS OF CONTRACTOR

4. REQUISITION/PURCHASE REQ. NUMBER

3. EFFECTIVE DATE

9A. AMENDMENT OF SOLICITATION NUMBER

9B. DATED

PAGE OF PAGES

10A. MODIFICATION OF CONTRACT/ORDER NUMBER

10B. DATED

BPA NO.

1. CONTRACT ID CODE

FACILITY CODE

CODE

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:

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

E. IMPORTANT:

is extended,

(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 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 is not extended.

12. ACCOUNTING AND APPROPRIATION DATA

(REV. 11/2016)

is required to sign this document and return ___________ copies to the issuing office.

is not, 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.

15C. DATE SIGNED

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

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.

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER

Contractor

16C. DATE SIGNED

14. DESCRIPTION OF AMENDMENT/MODIFICATION

16B. UNITED STATES OF AMERICA

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

16A. NAME AND TITLE OF CONTRACTING OFFICER

15B. CONTRACTOR/OFFEROR

STANDARD FORM 30

PREVIOUS EDITION NOT USABLE

Prescribed by GSA - FAR (48 CFR) 53.243 (Type or print) (Type or print) (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

(Number, street, county, State and ZIP Code) (If other than Item 6) (Specify type of modification and authority) (such as changes in paying office, appropriation date, etc.)

(If required)

(SEE ITEM 11)

(SEE ITEM 13)

(X)

CHECK

ONE

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

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

(Signature of person authorized to sign) (Signature of Contracting Officer) 575-16-104&18-109 36C259 Department of Veterans Affairs Network Contracting Office

NCO 19

6162 South Willow Drive, Suite 300 Greenwood Village

CO

80111 36C259 Department of Veterans Affairs Network Contracting Office

NCO 19

6162 South Willow Drive, Suite 300 Greenwood Village

CO

80111 To all Offerors/Bidders

36C25919R0092

X x x

7/26/2019 1:00 PM MT

x The purpose of this amendment is to include the following:

A revised statement of work, revised bid schedule, the site visit sign in sheet, answers to the questions recieved, additional drawing and specifications, CAD drawings and FAR Clause 52.232-18 Availability of Funds.

The proposal due date is extended to 7/26/2019 at 1:00 PM MT to donna.gillette@va.gov.

All other terms and conditions remain the same.

Chillers CAD 5 and Towers CAD 4 will only be available by request on CD.

Combined Construction for 575-16-104 Replace Cooling Towers 575-18-109 Restore Cooling Capability VA Western Colorado Health Care System

I. OBJECTIVE:

Replace the cooling towers and chillers located in Building 9 at the VA Western Colorado Health Care System campus, 2121 North Ave., Grand Junction, CO 81501. The projects will remain independent, but construction will be accomplished under a single contract, and work on each is expected to be done concurrently. The 2 each 120-ton temporary chillers are adequate to support the facility from September to May 1st, the 500-ton chiller will not be required during this time frame. Contract will not exceed 250 days after NTP and cooling MUST be restored to the Facility by May 1, 2020. If not, temporary cooling will be supplied by the contractor at no cost to the Government.

II. SCOPE OF WORK:

A. REPLACE COOLING TOWERS. See Specifications Section 01 00 00 of the construction documents for 575-16-104 for a detailed description of this work. The cooling towers must have the following salient characteristics: 8 fans @ 7.5 HP each, with variable speed capability, motors must be mounted on the bottom, each tower provide 700 tons of nominal cooling capacity, open-circuit, forced-draft counterflow design, PCV drift eliminators, variable flow rotary spray nozzles, electric motor to be positioned in the dry air flow, ultraviolet light exposure protection of process water, capable of 2,724 gpm, overall dimensions not to exceed 29’ long, 12’ wide, 24’ tall, material of construction for support and mounting hardware to be 304 SS, contain a flow through basin at a rate of 1.6 feet/second to eliminate particulate build up.

1. Mechanical work:

a. Provide temporary cooling to the entire VA campus. Three locations which allow connection of temporary air-cooled chillers will be provided; one of which must be constructed by the contractor. The entire temporary chilled water system must be 100% operational before any work can be carried out inside the cooling plant.

b. Provide two 120-ton rental chillers at the remote locations for the duration of construction.

c. Demolish two existing cooling towers, two vertical turbine pumps, and all associated piping and accessories that make up the existing condenser water system of the cooling plant of Building 9.

d. Install 3 new cooling towers, 2 new vertical turbine pumps, all new steel condenser water piping, and all associated items and accessories that are components of the new condenser water system for the cooling plant.

2. Electrical:

a. Prepare existing 1,600-amp distribution panel for tie-in that supports 500-ton rental chiller and corresponding pump package.

b. Prepare two other remote chiller locations to support 120-ton rental chillers that will be installed at each location. Each location is currently equipped with an existing 200-amp panel.

c. Demolish existing electrical infrastructure that serves 2 existing cooling towers, 3 existing vertical turbine pumps, and associated accessories such as control valves and actuators that are currently powering the existing condensers water loop.

d. Install electrical infrastructure to power 3 new cooling towers, 2 new condenser water vertical turbine pumps, 1 new disc filtration skid, and associated accessories that will require power for the condenser water system.

e. Install electrical infrastructure outside of Building 9 to accommodate a 500-ton rental chiller.

f. Install temporary wiring for two 120-ton air cooled chillers in 2 remote location on the VA property.

g. Specification section 23 09 23 outlines requirements for the Direct-Digital Control System.

3. Demolish condenser water sump basin and access ladder; provide new maintenance access to the top of the new sump basin.

4. Bid Alternates:

a. Alternate Number 1: Not Applicable.

b. Alternate Number 2: Remove new cooling tower 9-CT-3 and all associated accessories from the scope of the project.

c. Alternate Number 3: Remove new filtration skid FS-1 and all accessories from the scope of the project.

B. RESTORE COOLING CAPABILITY. See Specification Section 01 00 000 of the construction documents for 575-18-109 for a detailed description of this work. The chillers must have the following salient characteristics: OEM (Original Equipment Manufacturer) Tech Support must be on site within 1 hour of call out; Flash Economizer; Economizer/Free Cooling must be part of the chiller, factory installed, and leak tested including factory wired valves and controls; Centrifugal Chiller that cannot contain magnetic bearings; Refrigerant Cooled Motor; Low Pressure Design – Chiller must use low pressure refrigerant (R-514A) with low GWPand have a 0% leak tight 60 month warranty; High Efficiency Purge System with Automatic Regeneration Capability; Direct Drive Low-Speed Simplex Compressor which contains one moving part and 2 EA bearings; Foot print of each chiller cannot exceed 18 ft by 12 ft

1. The temporary cooling plant provided under Replace Cooling Towers must be complete and operational before work on the chillers can start.

2. Mechanical work:

a. Demolish existing chillers, pumps, and all associated piping and accessories that makes up the existing chilled water system of the cooling plant of Building 9.

b. Install new chillers, new pumps, all new chilled water piping, new plate and frame heat exchanger, and accessories for a new chilled water system for the new cooling plant of Building 9.

3. Electrical work:

a. Demolish existing electrical infrastructure that serves existing chillers, existing pumps, and all associated accessories such as control valves and actuators that are currently powering the existing condenser water loop.

b. Install electrical infrastructure to power new chillers, new pumps, new disc filtration skid, and all associated accessories that will require power for the condenser water system.

c. Specification section 23 09 23 outlines requirements for the Direct-Digital Control System.

4. Site utility work:

a. Install new equipment pads.

b. Replace 8” chilled water supply and return mains with 12” mains.

5. The entire chilled water plant shall be commissioned and full capacity shall be verified before any rental chiller systems are removed from the site.

6. Bid Alternates

a. Alternative Number 1: Not Applicable

b. Alternate Number 2: Remove installation of new chiller 9-CCU-2 and related work from scope of the project.

c. Alternate Number 3: Remove the new plate and frame heat exchanger 9-HX-1 and all accessories from the scope of the project.

d. Alternate Number 4: Remove the new filtration skid FS-1 and all accessories from the scope of the project.

e. Alternate Number 5: Remove the 10 Year parts and labor warranty for all equipment from the scope of the project.

f. Alternate Number 6: Not Applicable

g. Alternate Number 7: Not Applicable.

III. SPECIAL CONDITIONS:

A. Contractor must perform a pre-demolition study for hazardous materials for the construction site. No hazardous materials are known to exist in the construction area, but this building was constructed in 1949 and is a mechanical space. Contractor is responsible for abatement if required, including waste disposal. Hazardous waste manifest and proof DOT certification of person signing manifest will be provided to the COR.

B. All material submittals must be approved before site mobilization.

C. Storage for construction is the responsibility of the contractor and must be off station. Payment for off-site stored materials will require a certificate of insurance with the VA listed as a beneficiary. Material needed for up to two days of construction will be allowed in the secured construction area, but payment for materials on site will only be approved after inspection of material.

D. Contractor shall submit demolition plan and site staging plan for VA approval prior to beginning work.

E. Contractor shall provide written certification that all contract employees assigned to the work site have had a pre-placement tuberculin screening within 90 days prior to assignment to the worksite and been found have negative TB screening reactions. Contractors shall be required to show documentation of negative TB screening reactions for any additional workers who are added after the 90-day requirement before they will be allowed to work on the work site.

IV. GENERAL:

A. The Dept. of Veterans Affairs (VA) requires strict adherence to the Code of Federal Regulations 29, Part 1926. This includes the requirement that the contractor have a “Competent Person” on the job at all times (must have a 30-hour OSHA card), and that all contractor employees have received a minimum of ten (10) hours of OSHA construction safety training.

B. This entire project shall conform 100% to all VA standards and specifications, Federal Regulations, OSHA, AIA Construction Guidelines, Joint Commission Environment of Care Standards, and applicable building codes. In addition, any part of any VA specification that is not up to current design and construction practice shall be brought to the attention of the CO and COR for further evaluation.

C. All utility shutdowns shall be coordinated with COR at least 2 weeks prior.

V. PROJECT MANAGEMENT:

A. Based on the above list of work items the general contractor selected must successfully manage a variety of trades and tasks, coordinate just-in-time delivery of materials, get those materials to the job site, and schedule the necessary labor to construct various parts of this project in a timely fashion. Therefore, a critical aspect of this contract is construction management including but not necessarily limited to:

1. Scheduling using the critical-path-method.

2. Running and documenting an OSHA-compliant construction safety program.

3. Managing job site access and security.

4. Compliance with all VA security policy and Police requirements, to include badging of all personnel working on site.

5. Managing the separation of construction activities from on-going hospital patient-care operations.

6. Managing periodic utility shutdowns including appropriate permitting procedures including lockout/tag out, hot work, etc.

7. Implementing and maintaining required interim life safety measures (ILSM) as needed

8. Coordinating with VA COR to maintain acceptable conditions for all on-going hospital functions.

9. Coordinate all training with COR

10. Attend weekly construction meetings on phone or in person

VI. SUBMITTALS:

A. Contractor shall be expected to submit the following:

1. List of all anticipated material submittals (which must be approved before site mobilization)

2. Request for information (RFI) log with all responses

3. Schedule of all work to include sequencing durations, critical path, and cost loaded schedule of values. With every invoice an updated construction schedule will be submitted.

4. Environmental compliance and monitoring plans

5. Site Specific Safety Plan

6. Demolition Plan with staging sequencing

7. Interim Life Safety Measures (ILSM) for all related construction procedures

8. 2 to 4 week look-a heads of anticipated work throughout the duration of the project

9. List of all employees to be working on site and proof of their OSHA certifications (10 or 30 hour)

10. Name of site superintendent and proof of 30-hour OSHA certification

11. Updated utility as-builts in CAD format upon project completion

VII. HOURS OF WORK:

A. Contractor to propose the work hours and a schedule to complete the project by May 1st. Federal holiday work must be coordinated with COR.

B. Period of performance including lead time for materials and submittals: 250 days from Notice to Proceed.

Bid Schedule

The government's payment for the items listed in the pricing schedule shall constitute full compensation to the contractor for furnishing all plant, labor, tools, parts, equipment, appliances, transportation, parking, materials and incidentals needed to perform all operations required to complete the work in conformity, and if applicable with any and all drawings and specifications for VA Project 575-16-104 & 575-18-109: Replace Cooling Towers and Restore Cooling Capacity project at the Grand Junction VAMC. The contractor shall include prices for all items listed in the pricing schedule and include all costs associated for work in the specifications, whether specifically listed in the pricing schedule. Work will be accomplished at the Grand Junction VAMC at 2121 North Ave, Grand Junction, CO 81501.

Firm Fixed Price Lump Sum Total amount

Provide all work as described by attached plans, specifications, and Wage Determinations for Veterans Administration project for VA Project 575-16-104: Replace Cooling Towers project at the Grand Junction VAMC as described in the attached scope of work. Price includes all costs for construction. Cost shall include but not be limited to direct and indirect costs including profit, overhead, general and administration, insurance, labor, bonds, taxes, necessary for 100% completion of the project as indicated in the attached SOW. The construction performance period is 250 calendar days from receipt of notice to proceed.

All work in the Base Bid minus any work, labor, profit, and overhead related to Alternate 1 on sheet M000T for 2 EA 120 ton air cooled rented chiller units (NOTE: rented chillers are still required and should be included in the Chillers bid)

Provide all work as described by attached plans, specifications, and Wage Determinations for Veterans Administration project for 575-18-109: Restore Cooling Capacity project at the Grand Junction VAMC as described in the attached scope of work. Price includes all costs for construction. Cost shall include but not be limited to direct and indirect costs including profit, overhead, general and administration, insurance, labor, bonds, taxes, necessary for 100% completion of the project as indicated in the attached SOW. The construction performance period is 250 calendar days from receipt of notice to proceed.

Note: Offerors shall provide prices on the base bid and all deductive alternates. The base bid shall be priced exclusive of all deductive alternates.

Deductive alternates are listed in descending order of priority. The Government intends to award base bid minus deductive alternatives based on funding limitations.

Note** We may award either of the base bids exclusive of the other.

A.1 52.232-18 AVAILABILITY OF FUNDS (APR 1984)

Funds are not presently available for this contract. The Government's obligation under this contract is contingent upon the availability of appropriated funds from which payment for contract purposes can be made. No legal liability on the part of the Government for any payment may arise until funds are made available to the Contracting Officer for this contract and until the Contractor receives notice of such availability, to be confirmed in writing by the Contracting Officer.

(End of Clause) A.2 List of Attachments

See attached document: S05 Answers Chillers and Towers RFI Responses 2.

See attached document: S04 Chillers Towers Const Sign In.

See attached document: S02, Construction Experience Sheet.

See attached document: Chillers CAD 4.

See attached document: Chillers CAD 3.

See attached document: Chillers CAD 2 - M401C.

See attached document: Chillers CAD 2.

See attached document: Chillers CAD 1.

See attached document: Specification.

See attached document: Information.

See attached document: Towers CAD 2.

See attached document: Towers CAD 3.

See attached document: Towers CAD 1.