Scope Clarifications.pdf

Scope Clarifications & Assumptions

Project # 523A5‐22‐010

Kitchen Site Preparation Brockton

Following in Red are Scope Clarifications and Assumptions for Bidding process:

Legend:

Black = Original Scope document provided during solicitation.

Red = Scope Clarifications

General:

1. All work shall confirm to current local, State, Federal, and VA standards and regulations as of February 2024.

2. All reference drawings provided may not be to scale.

3. All penetrations through walls or floor that are exposed due to demolition or new installation shall be sealed or repaired per current fire code requirements. Any repairs should match existing surrounding finishes (paint or floor tiles).

4. ICRA and ILSM shall require negative air for each phase/area of construction such as partial PDR room, MK KEH area, MK CEH area, MK FP area. Coordinate phased work and enclosures with COR accordingly.

5. The contractor shall provide and ensure proper start‐up and related commissioning for all equipment being turned over to VA before moving from one phase to another.

Phase 1 ‐ Preparation for Temporary Kitchen Equipment

1. Remove and dispose of existing fixed equipment not being used in Room 210, the Patient dining room (PDR) to include the steam table, refrigerated counter, and stainless‐steel table. Cut and cap associated utilities (steam, hot and cold water, drain, and electric) below floor and seal floor to match existing surrounding floor type.

a. All pipes (Steam, hot & cold water, drains) should be demoed below floor to the nearest angle fitting.

All pipes have an angle fitting within 15‐25 feet below finish floor. Following photos are attached for reference.

i. PDR Wall counter pipes above freezer 110A to demo

ii. PDR Wall counter pipes above freezer 110A

iii. Scope 1.1 Pipes

iv. Scope 1.1 Water Pipe

2. Remove and dispose of existing concrete block wall supporting the refrigerated counter. Repair and install flooring and tiles as needed to match existing.

a. The length of wall is less than 30 feet. The width of wall is less than one foot.

b. The existing tiles are Quarry tiles from American Olean manufacturer. Size and color sample shall be approved during submittal process to match existing.

c. The contractor shall follow manufacturer’s recommendations for means and method of installation to match existing surrounding conditions. VA recommends that the tile installation may require using epoxy grout and up to 3” to 4” of mud to be set on a depressed slab upon demolition of wall.

3. Remove and dispose of existing two Small Exhaust Hoods (SEH) and associated accessories to include, but not limited to: electrical, and duct work located in PDR. Also seal the associated roof opening if necessary.

a. Both hoods vent straight up to the roof. The GC shall be responsible for patching EPDM rubber roof upon demolition of the small corner hood and associated accessories.

b. Demolition and roof work for center hood and vent system in PDR room depends on the new hood’s design. The new hood in PDR needs to consider the size and capacity of existing vent and modify the vent/roof opening as necessary. Associated coordination drawing requirements are mentioned in line item 6 below.

c. The Electrical related to both hoods shall be demolished/pulled back to/from panel in penthouse.

4. Remove and reuse or dispose of the fire suppression system related to the above hoods. Any connection of this system to fire alarm system is managed by Signet and may require GC to have Signet demolish the fire suppression system before demoing the hoods. Any connections and terminations to fire alarm system shall be coordinated with Signet/Encore.

5. Furnish and install new exhaust hood (EH) system, replacing the SEH, to cover minimum of 11 feet by 5.5 feet or larger designed for equipment under the hood. The hood shall accommodate enough power for one (1) Rational Model Number ICP 6‐Half NG Combi Oven (new), one (1) 48‐inch griddle (existing), and one (1) 4 burner hot plate (existing).

6. Provide associated accessories, duct work, electrical, and roof work required for installation of new EH in PDR.

This is to include, but not limited to performing site investigations to ensure current roof opening, conditions of the roof around the opening, condition of existing duct work, removal of existing hood, demolition or modification of existing ductwork for both supply air and venting, electrical and MEP upgrades as required. All work in line item 4 and 5 shall be performed based on manufacturer’s recommendations and current regulations to conform with current VA specifications.

a. Based on site investigations mentioned in scope, provide coordination drawings of new hood system, including capacity calculations, duct work requirements for air intake and exhaust, and any associated roof work for VA approval.

b. Total Eight pictures titled “Hood Vent Pictures above ceiling tiles” # 1 through 8 are provided for reference of ceiling and deck height.

7. Any roof work shall be performed by Tremco approved certified installer and shall be installed in accordance with Tremco’s warranty requirements with proper approvals to ensure warranty remains in place upon work completion.

8. Provide new or reconfigure and modify existing Fire suppression (Ansul) system as well as Fire alarm system based on hood requirements in PDR room. The contractor shall coordinate with Signet to ensure proper coordination between Heat sensors and fire suppression systems (Ansul and sprinkler system). The system shall be modified / extended / replaced to accommodate new hood and equipment requirements.

9. Furnish and install associated electric service to the new hood system, including a disconnect.

a. See line item 18 clarifications below.

10. Furnish and install air intake to accommodate negative air created by new hood. This shall be included in coordination drawings as mentioned in Line item # 6 above.

11. Furnish and install below floor 2” gas main with automatic shut‐off valve (replace by demolishing existing gas service) to PDR.

a. The gas main enters the building from Machine room 116C near the South corner.

b. The GC shall provide calculations to ensure added capacity can be met:

i. Upgrading current gas line feeding PDR room to 2” line from Room 102 may require upsizing the gas main entering the building. The contractor shall provide capacity calculations and coordinate possible solution with VA to provide 2” gas line up to PDR room.

c. These investigation and calculations shall be provided for VA approval before commencing work.

12. Furnish and install three ‐ up to 1” gas main (size as recommended by equipment manufacturer) with automatic shut‐off valve from 2” gas main to serve three equipment under the new hood. This includes the installation of the Rational Model Number ICP 6‐Half NG Combi Oven in PDR. Provide coordination drawings for VA review and approval.

13. Furnish and install ¾” cold water service to PDR half Combi Oven. Provide coordination drawings for VA review and approval.

a. This can be achieved by tapping into existing water line approximately 20 feet below floor. Exact location shall be coordinated and approved by VA before commencing work.

14. Furnish and install 2” sanitary drain to PDR half Combi Oven. Provide coordination drawings for VA review and approval.

a. This can be achieved by tapping into existing drain line approximately 10 feet below floor. Exact location shall be coordinated and approved by VA before commencing work.

b. The photo named “Scope Ph1 #14 Drain connection below floor” is attached for reference.

15. Furnish and install dedicated 208/240V 60A electric service to PDR to support installation of the Half Combi Oven. See line item 18 clarifications below.

16. Furnish and install electrical upgrades necessary to support installation of two (2) Retherm Ovens Cabinets Model No. RTV7‐05UV‐ST in the PDR. See line item 18 clarifications below.

17. Remove and dispose of existing electrical outlet, disconnect, and associated conduit on concrete wall column at two locations and pull back the wires back to the panel. See line item 18 clarifications below.

18. MA issued PE licensed electrician shall provide stamped electrical coordination drawings for VA review and approval before purchase of material. The coordination drawings shall include electrical requirements for hood, half combi oven, griddle, hot plate burner, retherm ovens, and any other existing equipment in PDR.

Provide two (2) 240V outlets and four (4) 120V outlets at various locations to be coordinated with Kitchen staff during site visit for coordination drawings.

a. The following clarifications applies to all electrical changes in PDR room, including but not limited to scope line items 3, 9, 15, 16, 17, 18.

b. The coordination drawings shall provide all PDR power from new panel furnished and installed by GC and shall be located in Room # 209A. This new panel shall be fed from CRP 20 or nearby panel located in Rm.118. This new circuit shall require core drilling through four or five concrete block walls and to go through the floor.

c. All electrical in PDR shall come from newly installed panel as much as possible. Use existing circuits from penthouse in case of capacity shortage.

d. All connections to equipment and outlets shall be GFCI protected, including the new panel.

e. All above configuration shall be confirmed with VA Electricians by means of coordination drawings and reports submittals for VA approval before proceeding with work.

f. Refer to Scope lines “Phase 3 # 6 through # 9” below for additional electrical requirement of the project.

g. Following photos are provided to aid design of all electrical work:

i. Rm.118 next to stairs

ii. Rm.118 Panel CRP20 from door

iii. Rm.118 Panel CRP20

iv. CRP 20 Conduit from door to wall

v. CRP 20 conduit in direction of LSP 20

vi. CRP 20 Conduit run towards door

vii. CRP 20 Interior

viii. Panel CRP 20

19. Furnish and install stainless steel heat guard on back side of the equipment line for safety to protect staff working on service line.

20. In Room 223 Main Kitchen (MK) remove 2 kettles identified by the VA from under the MK Kettle Exhaust Hood area (MK KEH).

21. Furnish and install below floor 2” gas main with automatic shut‐off valve to the further of the two locations of kettles removed under MK KEH.

a. This shall be a new permanent connection from gas line available below floor in Rm 116C or 116E.

b. Following photos of Rm 116C and 116E are attached for referencing all utility connections. These would be useful for all references to these rooms in this scope document.

i. Rm.116C looking towards E.

ii. Rm.116E at near door opening.

iii. Rm.116E at near door opening (2).

iv. Rm.116E looking towards Rm.102.

22. Furnish and install two 1” gas main with automatic shut‐off valve from 2” gas main to serve the 2 Rational Model No. ICP 20‐FULL NG Ovens, which will go in place of kettles removed.

a. One of these would be permanent connection, the other would be temporary and shall be removed in Phase 4.

23. Furnish and install two (2) dedicated 208V/240V 200 A electrical services to both full ovens under MK KEH.

a. This service shall be fed from Panel P or new panel to be installed for Phase 3 requirements. As mentioned in line 22.a, one of the two ovens is going to be permanent, and second oven will be removed upon completion of Phase 3.

b. Upon completion of Phase 3, one of these electrical services shall be pulled back and demolished back to the panel during phase 4.

24. Furnish and install 3/4” cold water service to both full ovens under MK KEH. This is available under KEH, just need to tap in for new connection.

25. Furnish and install 2” sanitary drain to both full ovens under MK KEH. This is available under floor, just need to tap in for new connection through the floor.

26. Furnish, fabricate, and install a Unistrut (or approved equal) support and protective frame for gas manifold at both full ovens under MK KEH.

27. All existing equipment under the MK Central Exhaust Hood (CEH) such as Tilt Skillet, griddle and 2 Rational Ovens and any other equipment present is remaining in place and will not be operational. It shall be protected during all phases.

28. Review existing MK hood system comprised of CEH, KEH and a fan to ensure system capacity for all equipment (new and existing) served by the system. Provide report of findings and calculations. Provide suggestions of possible solution to upgrade or replace the hood system.

Phase 2 ‐ Kitchen Site Preparation Demolition

1. Capture and properly dispose of refrigerant from the walk‐in cooler located in the Main Kitchen.

2. Remove and dispose of the fire suppression system related to the walk‐in cooler. Any connection of this system to fire alarm system is managed by Signet and may require GC to have Signet demolish the fire suppression system before demoing the cooler. Any connections and terminations to fire alarm system shall be coordinated with Signet.

3. Remove and dispose of existing walk‐in cooler located in the Main Kitchen Room 223.

4. Make safe existing 2‐1/2” gas service/main serving existing equipment at MK CEH. Ensure temporary connection to MK KEH remains operational.

5. Remove and store (protect) remaining existing kitchen equipment at MK CEH.

6. Remove existing gas distribution manifolds at MK CEH.

7. Remove existing water and drainage service(s), cut and cap below floor. This will need a new connection in

Phase 3.

8. Remove existing guards, frames, supports around the MK Walk‐in cooler and at the MK CEH.

9. Reconfigure and modify existing Fire suppression (Ansul) system as well as Fire alarm system based on new service line equipment requirements, which is being installed in Phase 4. The contractor shall coordinate with Signet to ensure proper coordination between Heat sensors and fire suppression and alarm systems (Ansul and sprinkler system). These systems shall be modified / extended / replaced to accommodate new service line and equipment requirements.

Phase 3 – Kitchen Site Preparation Construction

1. The contractor shall verify the existing equipment and their utility requirements for electric, gas, water, drainage and any other utilities. The contractor shall verify all references in the design where it says “owner to verify” during this site investigation. Provide coordination drawings showing final layout for VA review and approval.

a. The layout provided in original DM&A design titled "Design Drawings DMA Brock 091823 FS" is final, but on field coordination is required for associated utility ties (tie from location).

b. In general, all utilities are available below floor within main kitchen area (below floor of Rm.223) but may need upsizing depending on capacity and requirements.

2. The design shows the final location of all new and existing equipment, but following changes shall be made and included in all coordination drawings for VA review and approval.

A. Items 4 and 25 should swap place with Items 1 and 3. This will require shifting item 6.

B. Item 40 should swap place with items 39 & 39F.

C. Item 23 should be moved out of CEH area to the end of service line at Food Preparation Area (FPA) next to (West of) item 21.

3. Furnish and install electrical rough‐in as per design drawings to accommodate all existing and new equipment in MK.

4. Furnish and install plumbing rough‐in as per design drawings to accommodate all existing and new equipment in MK.

5. Furnish and install all connections from rough‐in location to each equipment to ensure full functionality in MK.

6. The general contractor shall coordinate between electrical and plumbing (water, drainage and gas) subcontractors to furnish, fabricate and install a Unistrut ASTM A240 (Type 304) Stainless Steel finish (or approved equal) support and protective frame for gas manifold, water services, electric services (may be mounted to exhaust hood instead of support frame) and sanitary drain connections at the MK CEH.

7. The contractor shall provide Electrical coordination drawings prepared by MA licensed electrician for VA review and approval. This electrician shall take the electrical schedule provided in the designs and perform site investigation visit to confirm available power and space in current emergency panels, calculate additional panel / sub‐panel requirements, route the conduits from electrical emergency room to MK, and create coordination drawings showing new panels, breakers, conduits, disconnects, and outlets / mini‐panels that meet current NFPA and NEC code requirements for all existing and new equipment shown in drawings in MK CEH and FPA.

a. The following clarifications applies to item 7 and 8. New feed should originate from Panel CRP 20 located at North corner of Rm.118. This feed shall be a 225 Amp breaker circuit going to a new panel in MK North wall next to next to Panel P. This new panel should act as a load center for all new equipment and any additional electrical work required in MK.

b. All connections to equipment and outlets shall be GFCI protected, including the new panel.

c. The new panel shall have at minimum 22 K AIC main breaker.

d. Any existing equipment under MK CEH being fed by Panel P may remain intact if the final location of that existing equipment is not changing. The coordination drawings shall include this information based on final location provided in DM & A drawings titled "Design Drawings DMA Brock 091823 FS” (from original IFB posting) and scope line “Phase 3 # 2” above.

e. The Electrician needs to study and provide at minimum 30‐day power log for CRP 20 and possibly one other panel in that room as data recorder to understand power usage from each panel being modified to ensure capacity and available power.

f. Running any wires from Rm.118 to upstairs will require going through four to six block walls.

g. A list of reference photos of this room is provided in Scope line “Phase 1 # 18.g”

8. These electrical coordination drawings shall include, but not limited to:

A. The existing panel layout and available space in Emergency Electrical Room (Rm.118 downstairs next to stairs in patient accessway) B. The existing panel layout and available capacity / space in Panel P on MK North wall, which also feeds the equipment upstairs. Coordinate existing investigation with VA staff 72 hours in advance to ensure you have all necessary information needed for design.

C. Evaluate existing electrical outlets (inside mini‐panels) for their capacity and location under the CEH in MK and redesign / replace / relocate them to support the intended design use for new layout.

D. Based on the design, cut sheets of equipment, and end user intended use, calculate the load requirements for the new kitchen service line model and provide appropriate electrical outlets and mini‐panels for FPA at former walk‐in cooler location.

E. Based on these load requirements, modify the existing panel if it has capacity or provide necessary new panels, breakers, conduits, junction boxes, outlets to accommodate all kitchen equipment at MK CEH and FPA.

F. Include electrical outlet to support installation of Curtis Coffee Maker Model No. TP2T10A3100 for new Beverage Table at MK FPA.

9. Based on approved electrical coordination drawings, the contractor shall furnish and install all circuit breakers, panels, conduits, cables, junction boxes and GFCI outlets required to install all kitchen equipment for the kitchen service line.

10. The general contractor shall employ MA licensed plumber with appropriate certificates for plumbing and gas licenses. Such plumber(s) shall provide coordination drawings for VA review and approval to accommodate all equipment in MK as shown in design drawings with above mentioned changes. The coordination drawings shall be designed per current NFPA and NPC and shall include at minimum:

A. Appropriately sized gas manifold connected to existing 2‐1/2” gas service with automatic shut‐off valve. The manifold shall be equipped with nine (9) service taps with manual shut‐ off valves and quick connect couplings at MK CEH.

B. Appropriately sized ten (10) cold water service lines with manual shut‐off valves and appropriate NPT connection at MK CEH.

C. Appropriately sized five (5) sanitary drain lines at MK CEH D. Appropriately sized cold water lines with manual shut‐off valves and appropriate NPT connections as listed in design rough‐in data to accommodate service line equipment at MK FPA.

E. Appropriately sized drainage lines as listed in design rough‐in data to accommodate service line equipment at MK FPA.

F. Appropriately sized hot water, cold water, and drainage lines with manual shut‐off valves and NPT connection to support installation of Curtis Coffee Maker Model No. TP2T10A3100 for new Beverage Table at MK FPA.

a. As mentioned in clarifications under “Phase 3 # 1”, all utilities are available within Rm.223 area (above or below floor) but may need upsize if calculations require more capacity. These calculations shall be provided before commencing work for VA approval.

11. Furnish and install gas, water, drainage, and related plumbing lines based on VA approved coordination drawings to support installation of all equipment of kitchen service line at MK FPA and MK CEH.

12. Repair damage to existing tile floor from new installations and from removal of existing MK walk‐in cooler, equipment infrastructure and support and protective frames.

Phase 4 – Kitchen Site Preparation Installation, testing and commissioning

1. Upon completion of the site preparation, the construction contractor shall install VA purchased equipment as shown on drawings and connect all utilities to ensure proper operation. This includes having electrician provide hard wire connections to couple equipment that require it.

2. The contractor shall reinstall one of the kettles removed in phase 1 in its original location at the corner of the MK KEH, cut and cap oven associated utilities at that kettle location back to where they were installed from in phase 1, patch floor penetrations, and match floor tiles to existing. This is only for one of the full ovens, the other full oven will remain in its temporary location at the center of South line under MK KEH.

3. The contractor shall perform all manufacturer recommended tests, commission all new and existing equipment and provide training to VA staff to ensure proper operation and function. The training shall be coordinated with VA staff at minimum two weeks (14 days) in advance.

a. DM & A is the design consultant that will employ Singer Equipment Co., vendor, to order and deliver the new equipment to Brockton Campus. Once the equipment is delivered, GC would be responsible for placing equipment in correct location, installation, providing all utility and electrical connections and following manufacturer’s start‐up recommendations to ensure proper operation.

b. The GC shall coordinate with VA for the lead time of all equipment. This coordination will require to ensure equipment delivery occurs upon completion of Phase 3 based on approved schedule and anticipated phase 3 completion. The contractor would be responsible for storage of delivered equipment if any delay is caused by the contractor.

c. The GC shall provide all connections and ensure start‐up of each equipment according to manufacturer’s recommendations.

4. Remove barriers, clean, repair and restore existing surfaces, paint, finishes, etc. to original conditions or match existing.

The following attachments are provided for reference:

1983 B.20 Upgrade Freezer Area MEP plans

2009 B20 HVAC Drawings 523A5‐08‐101

2018 B20 Electrical As‐Built Drawings

2021 B20 Fire Protection As‐Built Drawings

Architectural Original Drawings

Electrical Original Drawings

Floor Plans with Room Numbers

Mechanical Original Drawings

Plumbing Original Drawings

Structural Original Drawings