Kelly_Island_Water_System_Replacement_Questions_6-12-2023_0002.pdf
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- Attached to
- GAOA - KELLY ISLAND WATER SYSTEM REPLACEMENT
- Solicitation number
- 140L2623R0007
About this file
This document contains questions and answers regarding a federal solicitation for the Kelly Island Water System Replacement project. The solicitation calls for replacement of various water system components including a 2" solenoid valve, chemical containment pad with drain, water treatment equipment, and reverse osmosis system. Clarification was provided that an Asco or approved alternate valve can replace the specified obsolete valve, the containment pad must include a drain plug, and water quality shall meet applicable EPA standards. Additionally, the specified 8" multimedia filter is to be replaced with a 12" filter as recommended by the manufacturer due to incompatibility with the equipment schedule. The solicitation is issued by the Bureau of Land Management Idaho Region for the stated water system replacement project.
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140L2623R0007 GAOA: Kelly Island Water System Replacement
BID QUESTIONS
1. Regarding the equipment schedule on P601 SHEET 14 OF 14, it calls out a 2” Solenoid Valve from Automation
Direct P/N: 21WN6K1E250-10T5-A. It states on Automation Direct website that the valve is obsolete and does not have any replacements available.
Q: What valve is needed to replace the 2” Automation Direct P/N: 21WN6K1E250-10T5-A?
A: Additional valves include Asco Lead-Free Brass Valve “en-us-6116530(1)” or approved alternates meeting specifications described on P-601.
2. Regarding Keynote 12 on P101 SHEET 11 OF 14, it states “CHEMICAL CONTAINMENT PAD. 29.9" X 54.6" X 16.8".
SEE DETAIL 2 / P-502”
Keynote 12 references detail 2 drawing 502. Is this meant drawing 501?
Q: Per the attachment below, does the chemical containment pad have to have a drain or not?
A: The correct reference is detail 2 on drawing P=501. Provide containment pad with drain plug.
3. What is the required water quality needed for the Domestic Water Piping and components?
Include all parameters needing to be meet by subcontractor regarding water quality.
Q: The manufacturer PUREAQUA is asking for the parameters of the water quality to provide accurate pricing for the attached material below:
The only parameter mentioned is for Iron in Section 22 3200 – 2:
A: Water quality shall meet the maximum containment levels (MCL) or maximum reporting limits (MRL) described in the attached site water quality testing reports.
4. The manufacturer stated that the specified design is incompatible with equipment schedule in the bid package.
The manufacturer will have to deviate from the specifications in order to provide the correct equipment. Below is their explanation in an email correspondence.
Q: Is the issue with the filter sizing being mentioned in the emails by the manufacturer correct and if so, what is the correction?
A: Provide 12” filter as recommended by the manufacturer.
EQUIPMENT SCHEDULE:
CONNECTION SIZE: MATERIAL: PART #: QUANTITY:
1/4"
ANTI-SCALANT DOSING SYSTEM, ADJUSTABLE METERING PUMP, POLYETHYLENE SOLUTION TANK, MANUAL, 220V/1PH/60HZ
PROVIDE WITH 5 GAL OF ANTI SCALANT
PUREAQUA MODEL CDS-36-G-15 1
3/4" / 1" 8" FRP TANK MULTIMEDIA FILTER COMPLETE WITH MEDIA, 5812 FLECK VALVE, 1" PIPE SIZE, 220V/1PH/60HZ PUREAQUA MODEL 56F8075MM. 1
1/4" PRECHLORINATION DOSING SYSTEM, ADJUSTABLE METERING PUMP, POLYETHYLENE SOLUTION TANK, MANUAL, 220V/1PH/60HZ
PUREAQUA MODEL CDS-36-G-15 1
1" REVERSE OSMOSIS SYSTEM TO PRODUCE 6000 GPD AT MAXIMUM 5000 PPM FEED WATER TDS, 220V/1PH/60HZ. PUREAQUA MODEL BW-6.0K-440 1
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