SOW WRSU Water Softener Upgrade.pdf

SCOPE OF WORK

WATER SOFTENER UPGRADE

WHITERIVER SERVICE UNIT

October 2022

A. BACKGROUND

The Whiteriver Indian Health Service Hospital requires a contracted project for the procurement, relocation, and cooling tower connection of a 2ATM-2472-1.5-DF Demand Flow Water Softener or equal. The scope of work detailed below outlines the required project outcomes. The Contractor shall be responsible for all necessary work to achieve required outcomes including labor, equipment, tools, personal protective equipment (PPE), policy adherence, infection control compliance, incidental design, travel, per diem, tribal fees, and other related expenses required to complete the project.

B. SUMMARY

The Specialty Services Building cooling tower is not connected to the existing water softener resulting in significant scaling on the cooling tower coils. To connect the cooling tower makeup water to the water softener, a larger unit is required. The mechanical room where the existing water softener is located does not have enough space for a larger unit; therefore, the new water softener shall be installed in an adjacent room and plumbed into the mechanical room as shown in Figure 1 below.

Figure 1: Existing Water Softener

C. DELIVERABLES

The manufactures and models below are listed in accordance with *52.211-6 Brand Name or Equal. The contractor shall:

1. Remove the existing water softener and dispose of it offsite.

Water Softener Upgrade Whiteriver Service Unit

Figure 2: Existing Water Softener

2. Prepare adjacent room for new larger water softener.

Figure 3: Adjacent Room, New Softener Location

3. Procure and install ESOTM32DF 2ATM-2472-1.5-DF Meter Initiated Demand Flow

Water Softener and ESOTMOP012 Manifold, TM 2" PVC Parallel, Time Clock and butterfly valve bypass.

4. Install the new water softener.

a. The existing drain may be reutilized.

b. The new brine tank may need to be located in the existing location due to space limitation of both rooms.

c. Facility water outages greater than 10 minutes shall occur after normal operating hours or on weekends.

d. Brine tank salt shelf shall not be constructed of wood including hardboard or corrugated wood.

e. All pumping shall be copper piping.

f. Isolation valves shall be installed at the intake and output of the water softener system.

g. New water softener specifications are shown below.

Water Softener Upgrade Whiteriver Service Unit

Number of Softener Tanks 2 Quantity of Exchange Resin Per Tank 10 FT3

Tank Material Polyglass Exchange Value of Resin (GR/FT3) 30,000

Diameter of Softener Tanks 24” Exchange Capacity Per Tank 300,000

Softener Tank Straight Side Height 72” Normal Service Flow Rate Per Tank 38 GPM

Design Pressure Min / Max 30 / 100 PSI Peak Flow Rate Per Tank 63 GPM

Size and Type of Main Piping 2” Backwash Flow Rate Per Tank 15 GPM

Size and Type of Main Control Valve Fleck 2850, 1 ½” Size of Brine Tank 30” X 48”

Control Valve Manufacturer & Model Fleck 3200 NXT2 Brine Tank Refill Control Float

Size and Type of Water Meter 1 ½” Fleck Brine Tank Gravel ½” X ¼” (lbs) 200

Gravel per tank 3/16 X 10 (lbs. Per tank) 125 Quantity Salt Per Regeneration 150 LBS

Type of Exchange Resin Master Resin Inlet/Outlet Gauge Set W/ Sample Valve 0 - 160 PSI

Table 1: New Water Softener Specifications

Figure 4: New Water Softener Dimensions

5. Connect SPX Recold cooling tower makeup water to the new water softener.

Figure 5: Cooling Tower

6. Disconnect the cooling tower from the city water connection.

7. Provide startup, calibration, and operator training of the new water treatment system.

D. PERIOD OF PERFORMANCE

1. The period of performance of this contract is 75 calendar days after award.

Water Softener Upgrade Whiteriver Service Unit

2. Facility water outage great than 10 minutes shall occur after normal operating hours or on weekend.

3. Facility day time hours of operation are 7:00 AM – 5:00 PM, Monday through Friday (excluding Federal holidays). Work outside of these hours must be requested in writing to the Contracting Officers Representative (COR).

E. PLACE OF PERFORMANCE: All work shall be performed at the Whiteriver Service Unit

(WRSU) located at 200 West Hospital Drive, Whiteriver, Arizona 85941 at the Specialty Services Building.

F. CODES AND STANDARDS

1. The Contractor is responsible for securing all required permits and for ensuring compliance with all federal, state, tribal, and local codes and design standards, latest editions.

2. The Contractor shall adhere to NFPA 101 code requirements for work performed, testing and inspections.

3. If discrepancies are found between the scope of work and codes or standards as referenced in this SOW, the codes or standards shall govern, unless noted otherwise.

G. ADDITIONAL REQUIREMENTS

1. Safety

a. All work will comply with Occupational Safety and Health Act (CFR1926).

b. Contractor shall supply all required worksite safety and personal protective equipment.

c. Contractor shall remove and dispose of excess materials, debris, or waste at an approved off-site location in accordance with applicable local, Tribal, state and federal laws and regulations, and pay any related fees. Burning or burial of materials is not permitted. The Contractor shall provide all required waste storage containers and coordinate their location on site with the COR.

d. Housekeeping will be accomplished on a daily basis. All debris and trash generated by this project will be disposed of properly in accordance with governing national, state, and local environmental regulations.

2. Inspections/Acceptance

a. The Government reserves the right to inspect all aspects of work performed, including hiring a third party inspector to verify proper installation and operation.

b. The Contractor is required to demonstrate full and complete operation of all work performed.

c. Final acceptance will be based on an acceptable final inspection, including final verification testing of all material and workmanship.

d. The Contractor shall only tender for acceptance those items that conform to the requirements of this contract. The Government reserves the right to inspect or test any supplies or services that have been tendered for acceptance. The Government may require repair or replacement of nonconforming supplies or performance of nonconforming services at no increase in contract price.

3. Deliveries

Water Softener Upgrade Whiteriver Service Unit

a. All shipments of materials, equipment and/or supplies to the project site shall be addressed to the contractor and not the Indian Health Service. Preservation, packaging, and packing shall be in accordance with industry standard packaging appropriate for the item(s) involved. The Indian Health Service is not responsible in any manner for deliveries intended for the project that are not generated by the Indian Health Service.

b. Material shall be stored in an enclosed and dry area protected from damage and soiling. The contractor shall coordinate a suitable storage area with the COR.

4. Warranty: The Contractor shall provide the Government a minimum one (1) year written warranty on the building and equipment against defects in material and workmanship. Any repairs necessary shall be made seventy-two (72) hours after the notification to the Contractor by the Phoenix Area Office. The warranty period to commence upon formal acceptance by the Government.

*52.211-6 Brand Name or Equal (Aug 1999)

(a) If an item in this solicitation is identified as “brand name or equal,” the purchase description reflects the characteristics and level of quality that will satisfy the Government’s needs. The salient physical, functional, or performance characteristics that “equal” products must meet are specified in the solicitation.

(b) To be considered for award, offers of “equal” products, including “equal” products of the brand name manufacturer, must-

(1) Meet the salient physical, functional, or performance characteristic specified in this solicitation;

(2) Clearly identify the item by-

(i) Brand name, if any; and

(ii) Make or model number;

(3) Include descriptive literature such as illustrations, drawings, or a clear reference to previously furnished descriptive data or information available to the Contracting Officer; and

(4) Clearly describe any modifications the offeror plans to make in a product to make it conform to the solicitation requirements. Mark any descriptive material to clearly show the modifications.

(c) The Contracting Officer will evaluate “equal” products on the basis of information furnished by the offeror or identified in the offer and reasonably available to the Contracting Officer. The Contracting Officer is not responsible for locating or obtaining any information not identified in the offer.

(d) Unless the offeror clearly indicates in its offer that the product being offered is an “equal” product, the offeror shall provide the brand name product referenced in the solicitation.