36C10F24R0018 0004.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) 691-20-150 003C4 Department of Veterans Affairs Office of Construction and Facilities Management (003C4) 400 Mare Island Way, Suite 100 Vallejo

DC

200094590 101F

To all Offerors/Bidders

36C10F24R0018

X x

See CONTINUATION Page

New Boiler Plant West Los Angeles VA Medical Center

Description Continued on Page 2

NoNoella A Bond, Contracting Officer Solicitation 36C10F24R0018 Amendment 4

Responses to Requests for Information:

RFI 23

Question: Division 04 05 13 & 04 20 00 reference section 09 06 00 for the CMU finishes at the exterior elevation. Specs do not include 09 06 00. Please provide.

Answer: Please disregard reference to section 090600 of Specs and refer to drawing sheet AF621 for CMU Basis of Design.

RFI 24

Question: RFI: 1On drawing TY111: Request total number of door contacts for the doors?

Answer: Please refer to the Device Schedule on sheet TY601 to confirm device types & quantities. To prevent the potential for error or creating an inadvertent unfair advantage, Guidepost cannot provide additional information beyond what all vendors have received in the RFP package.

RFI 25

Question: ow many electrified mortise locks? Not finding quantity in drawings TY111.

Answer: Please refer to the Door Hardware Schedule in the Specifications for lock hardware requirements & quantities.

RFI 26

Question: Are all the card readers proximity readers?

Answer: Please refer to the Device Schedule on sheet TY601 to confirm device types & quantities. Additional information can be found in the specifications.

RFI 27

Question: Please clarify if a Standalone Delta Controls Workstation is acceptable.

2. Please clarify if a Standalone Delta Controls Workstation is acceptable.

3. Please clarify conduit specifications for control wiring.

Answer: 1. The Contractor is responsible for providing products that meet the requirements of the Construction Documents. The A/E cannot pre-approve manufacturers.2. The Contractor is responsible for providing products that meet the requirements of the Construction Documents. The A/E cannot pre-approve manufacturers.3. Please see specification section 23 09 23, Paragraph 3.1.B.1. “Install conduits and wiring in accordance with Specification Section 26 05 33, RACEWAY AND BOXES FOR ELECTRICAL SYSTEMS.”

RFI 28

Question: Would you please provide any type of information on the existing electrical panel that is located at the Steam Plant building? The sheet calls out for a 3ph 15A breaker, but we have no information on the type of panel it is or the manufacturer.

Answer: Existing drawings do not provide this information. This must be verified in field.

RFI 29

Question: Please clarify the work for hydroseed mix on sheet L100B through L100P belong to which phase ( phase 2B or 3).

Answer: The hydroseed will be part of site work in phase 3, when all utility work is completed all trenches are backfilled.

RFI 30

Question: Please provide the landscape maintenance period.

Answer: Landscape maintenance period to be 12 month.

RFI 31

Question: Provide as-builts for the surrounding site (utilities).

Answer: See attached as-built plans for Ohio Avenue and the Kitchen project. Note that these drawings are for reference only for utility information south of Boiler Plant.

RFI 32

Question: Irrigation legend on sheet L301 shows mainline is Class 315 and lateral line is Schedule 40. However, specs 328400/ 2.3 A-4 indicates PVC pipe shall be schedule 80. Please confirm which one to follow.

Answer: Follow irrigation legend, Mainline to be Class 315 and lateral lines shall be sch 40.Cla

RFI 33

Question: Per detail O/L303, indicates mainline pipe and lateral line shall be installed at 18" and 12" depth, respectively. However, section 32 84 00 -3.3.N , indicates water mains and cover laterals shall be installed at 30" and 24" depth, respectively. Please clarify irrigation depth for installation of irrigation mainline and lateral line.

Answer: Refer to Details O and P on sheet L303.Lateral lines shall be installed at 12" depth in planters, 12" below pedestrian paving, and 24" below vehicular paving.Mainlines shall be installed at 18" depth in planters, 24" below pedestrian paving and at 36" below vehicular paving.

RFI 34

Question: This sheet shows a small diagram of two conduit coming into the building from the TR. Would you please confirm if this will be the same amount and size conduit as the ones from the site drawing (ETS 101) or will they be a different size conduit and how many will run inside the building?

Answer: These are the (2) four-inch conduits from TR capped for future use to the CCC. See Sheet ET601, C3 and site plan Sheet ETS101. There are (2) four-inch conduits run inside the building, see sheet ET122, C1 and F6 for more information.

RFI 35

Question: Wondering if you have Drawing and details of the types of framed entrances and storefronts that they are asking for?

Answer: Question is not clear, please reference drawings and specifications

RFI 36

Question: The Wilsonart solid surface countertop style KareKare Q3015 is discontinued. Is there an alternate spec available?

Answer: Please submit a similar product (performance qualification per Specs) for review by Architect.

RFI 37

Question: The finish schedule mentions cabinets in the Satellite Control Room. I cannot find that room in the plan views. Maybe I'm missing it?

Answer: Please disregard the note on Finish Schedule. There is no Satellite Control Room in this project.

RFI 38

Question: The specifications say to fabricate the cabinet boxes with full plastic laminate interiors in lieu of the industry standard melamine interiors. I want to confirm that this is correct since it will entail a significant increase in material cost. It is already understood the doors themselves are 2-sided laminate. The question here is in regard to the cabinet boxes.

Answer: Industry standard white melamine cabinet box interiors are acceptable.

RFI 39

Question: Section detail B3/AE541 says to use wire pulls whereas the spec section 2.5.C.1 says to use flush pulls. Please clarify which hardware to use.

Answer: Please use the wire pull as indicated in B3/AE541.

RIFI 40

Question: Section detail F1/AE541 shows a sloped top above the upper cabinets. Is this a stainless-steel panel or a plastic laminate panel?

Answer: The sloped top material/finish is to match the material/finish of the upper cabinets. The Finish Schedule on sheet AF621 indicates the upper cabinets and the full height cabinet to be plastic laminate, the sloped top is to match.

RFI 41

Question: Could you please provide information regarding the water storage tanks located beside the proposed boiler plant? I have reviewed the existing site plans and noted these tanks as existing. However, there are some assemblies and vents over it listed as "proposed" on the utility plan, such as: Install float valve assembly with stilling well above the maximum water surface elevation (CLA-VAL Model 124-01/624-01 or approved equal). Install water tank vent per detail on Sheet CJ501. Should we include these assemblies and vents in our proposal, or are they also existing components?

Answer: The water tanks (Fire & Industrial) to the north of Boiler Plant and all associated assemblies are new and part of scope of this project. The tanks, details and assemblies are shown on Civil, Structural, and Architectural drawings.

RFI 42

Question: Would you please provide the requirement for any rated areas pertaining to blast protected building requirements, if they are needed?

Answer: The Boiler Plant is a Mission Critical facility and will be blast protected. Please reference spec sections 081113, 084113, 084413, 085653 and 089000 for blast requirements. The CMU walls and the roof have been designed based on blast requirements and fully detailed in Structural Drawings.

RFI 43

Question : Would you please provide the requirement for any rated areas pertaining to blast protected building requirements, if they are needed?

Answer: The Boiler Plant is a Mission Critical facility and will be blast protected. Please reference spec sections 081113, 084113, 084413, 085653 and 089000 for blast requirements. The CMU walls and the roof have been designed based on blast requirements and fully detailed in Structural Drawings.

RFI 44

Question: There are no model numbers on the light fixtures, it just has the descriptions of the lights wanted for the project. Would you please provide the model numbers for each of the light fixtures?

Answer: The light fixture selection will be based on fixture characteristics noted in the drawings (fixture schedule) and performance requirements of the Specifications.

RFI 45

Question: Plan Page CU100, Separate Utility Construction Notes #33. Calls out for the Natural gas Line to be 4”. Plan Page MS110E, MS401, MP121, & CJ502 Section A-A & Section C-C. Clls out for the Gas Line to be 6”. Please clarify the Natural Gas Line pipe size.

Answer: The gas line size, material and specifications are per the MEP plans, therefore, the gas line should be 6”. Civil drawing CU100 will be updated.

RFI 46

Question: Plan Page CU100 Shows a second 4” Natural Gas Line connected to an existing Natural Gas Line on the Access Road and tying into the South side of B603 at the Proposed Valves for Future Connection to Future Tunnel. Is this 4” Natural Gas Line to be installed. No other plan pages show this Natural Gas Line. Please clarify.

Answer: Gas line should be 6” as indicated on the mechanical drawings.

RFI 47

Question: Would it be posable to get a profile drawing for the Sanitary Sewer line, showing grade and percentage of fall.

Answer: The proposed sewer lateral is not required to be profiled. The grade of the sewer line is S=0.006 (0.60%) as shown on the plans next to triangle note 1. Psomas to update the civil plan CU100 to show crossing utility elevations.

RfFI48 Question: Plan Page CU100 Shows a Storm Drain catch basin on the NE corner of B603. There is no Storm Drain piping shown connecting to this catch basin. Please clarify that this catch basin is required.

Answer: This catch basin can be omitted. Psomas to update civil plan.

RFI 49

Question: Plan Page CU100 states Proposed gas line installation by SO CAL Gas company. Starting within Ohio Ave up to the Proposed Meter Enclosure. Is it the responsibility of SO CAL Gas company to provide traffic control on Ohio Ave., or the excavating contractor? And if it is the responsibility of the contractor to provide traffic control, can you please provide more information on the location of the main natural gas line located at the tie-in point in Ohio Ave.?

Answer: The excavation, backfill and pavement replacement only shall be per the Boiler Plant scope up to gas meter from Ohio Avenue. This will require the Boiler Plant contractor to provide traffic control in Ohio Avenue. Per the available City of LA as-built plans, the existing 6” gas line in Ohio Avenue is 12 feet south of the centerline of Ohio Avenue and 42 feet south of the VA property line / Ohio Ave. R/W line.

RFI 50

Question: If it is the contractor’s responsibility to provide traffic control on Ohio Ave. during the Natural Gas line installation. Will an Encroachment permit be required? And who’s responsibility is it to secure the Encroachment Permit.

Answer: It is responsibility of the Boiler Plant contractor to provide traffic control in Ohio Avenue – LAD to confirm. This work in Ohio Avenue will require an encroachment permit with the City of Los Angeles.

RFI 51

Question: Specification Section 33 51 00 Natural-Gas Distribution, Part 3 – Execution, 3.10, Cathodic Protection, States. Where soil resistivity is less than 4000 ohm-cm or when required by gas utility, section 26 42 00 Cathodic Protection is required. Will the VA provide the soil resistance and if cathodic protection is required. Can you please provide the missing specification section 26 42 00.

Answer: Soil conductivity is less than 4000, therefore cathodic protection is required. Refer to specification section 26 42 00.

RFI 52

Question: Will the site require Traffic or Pedestrian Control for the Exterior Improvements /Earthwork / Underground work? T.

Answer: ? The project site will require traffic control along the campus roads where work.

RFI 53

Question’ Is mech contractor responsible for running ddc lines from nearest point NAC station to units, or will this be performed by the existing VA DDC team?

Answer: It is the contractor’s responsibility.

RFI 54

Question: Will all new data wall locations consist of three (3) Cat 6A cables (1-Blue, 1-White, 1, Gray) per VA Standards?

Answer: Work Area Outlets (WAOs) will typically be designed to accommodate from 2 to 4 Cat. 6A (UTP), small diameter, cables and jacks. Each outlet will typically include two, or four cables for high density areas, and blank inserts. The Color for all Cat 6A cable Jackets shall be Blue. See ET501, F7 Legend and F7 #4.

RFI 55

Question: Does the electrical contractor need to provide cable trays for above ceiling data cabling pathways, or can J hooks be used?

Answer: A basket type cable tray system will not be provided since there are very few ceilings and corridors in the Boiler Plant “Cable Trays will not be used”. A ladder-type cable tray will be specified within the telecommunications room. See sheet ET001 Telecommunications General Notes #5.

RFI 56

Question: Does low voltage cabling need to be in conduit, or can plenum rated cable be used for low voltage wiring?

Answer: All horizontal cabling will be Category 6A Unshielded Twisted Pair (UTP), small diameter (maximum outside diameter of 0.30”), plenum rated cable. All cables will be installed in conduit. See ET601 Telecom Work Notes #3. See ET501, F7 #5.

RFI 57

Question: Per irrigation notes No.10, all pipe under paved areas to be installed in sleeving twice the diameter of the pipe carried. However, per irrigation material legend on the same sheet, PVC pipe Sch40 as sleeving, 2.5 times the diameter of pipe or wire bundle carried. Please clarify which size of sleeves to

Answer: Sleeves shall be twice The diameter of the pipe or wire bundle carried.

RFI 58

Question: Will the contractors and workers be allowed to use the restrooms inside of the building? Will the workers be allowed to use the VA cafeteria during breaks?

Answer: Yes

Due date and time for proposals remains August 28, 2024, 4:00PM PST.

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