S05 - RFI Responses - FE.docx

DEPARTMENT OF VETERANS AFFAIRS VHA Network Contracting Office 19 Rocky Mountain Acquisition Center 6162 South Willow Drive, Suite 300 Greenwood Village, CO 80111 CONTRACTOR Q&A’s Install Emergency Eyewashes in HACs 666-22-107

Question No. 1: Page P-501 Detail 5- Calls out tempered water to sink faucet, do we need a single handle faucet at that location? Does it need to be tempered water at this location? All other mop sinks do not have tempered water.

Answer No. 1: This is a pedestal utility sink, and tempered water is required. Provide three faucet arrangement, hot water, cold eater and tepid water taps.

Question No. 2: Page P-101a Detail 1- Calls out a P-710 Guardian deck mount #GBF1849 (keynote 5 also says deck/sink mount) eyewash for B2 Rm 109 Page P-501 Detail 5- Calls out a Guardian wall mounted #GBF1848 eyewash for same location. Which eyewash is required at this location?

Answer No. 2: P-710 is called out as sink mounted eye wash on P001. This is the correct eyewash for this area. Please provide sink mounted eyewash as indicated. GBF 1848 shall be used for P-710. GBF 1849 indicated a typo.

GBF 1848 shall be used for P-710. GBF 1849 indicated a typo.

Question No. 3: P-001 – General note 7 calls out for hammer arrestors for equipment with quick closing valves, none of the equipment provided has actuated valves. Are hammer arrestors still required?

Answer No. 3: This is a general note for all plumbing piping systems. Change in water flow direction will require water hammer arrestor.

Question No. 4: What material is approved for the indirect drain piping?

Answer No. 4: See specification section 221300 2.1 for acceptable drain piping material

Question No. 5: Over half the locations have hard lids for ceilings, keynote 1 on pages P-100- P 103 calls out to have new thermostatic mixing valves installed above the grid. What would you like done in these locations?

Answer No. 5: At HAC rooms that have a gypsum board ceiling, cut openings in the existing gypsum board ceilings as needed to install the valves. Provide an 18"x18" ceiling access panel in these locations.

Paint the access panel to match the existing adjacent ceilings. This affects the following rooms: Building 9 Room 119, Building 71N Room 100, Building 86 Room 119, Building 87 Room 132, Building 4 Room 209, Building 6 Room 203, Building 8 Room 204, Building 71 Room 277, Building 9 Room 317, and Building 86 Room 338.

Question No. 6: Plumbing Demolition Note 9 calls out saw cutting concrete floor for demo work. Assume this is in B2 Rm 109, P-101A detail 1 as the print shows, a new sink is being put in same location as existing. Walls are brick but noted as Gypsum on A-101 detail 1 and A-401 detail 4, noted to remove and replace walls as required. Would like more clarification on what you would like done in this location.

Answer No. 6: Some saw cutting floor or wall may be required to make new sink connections to the existing piping. If cutting into masonry walls is required, provide frp panels as a finish material over wall surface.

Question No. 7: A-101 detail 8 keynote 10 B86 Rm 156 calls out for new sink to be installed. (no sink is spec’d in the plumbing schedule for this) P-101a detail 8 keynote 2 calls out drain piping to drain to existing service sink. Would like clarification on what is wanted in this location.

Answer No. 7: The service sink in Rm 156 is existing. A new service sink is not required in this location.

Question No. 8: How do we have to phase these?

Answer No. 8: Please refer drawing G003 for phasing requirements.

Question No. 9: How many can we work on at the same time?

Answer No. 9: Please see the Statement of Work (SOW), including the "3. Phasing" section for this.

Question No. 10: Do we get to decide the schedule?

Answer No. 10: Please see the SOW, including the "3. Phasing" section for this.

Question No. 11: Can this project be run by a superintendent performing QA/QC and SSHO duties as well?

Answer No. 11: Yes, this is acceptable for this project.

Question No. 12: Can the new doorstops be floor mounted?

Answer No. 12: Where doorstops are noted and cannot be wall mounted, provide overhead stops. Do not provide floor mounted door stops.

Question No. 13: Will the VA be able to isolate each HAC closet prior to starting plumbing work?

Do we need to plan to install additional shut off valves to isolate HAC closets?

Answer No. 13: Shut coordination instructions are on drawing P001. Shutdown to each HAC closet shall be coordinated with VA.

Question No. 14: In the HAC closets will they consider installing Speakman SEF-900 of the service sink fixture? This would eliminate a lot of additional piping and downtime in the HAC closets.

Answer No. 14: Provide as indicated on the drawings.

Question No. 15: Can the new plumbing be surface mounted of does it have to behind drywall?

Answer No. 15: Surface mounting is not acceptable unless indicated on the drawings.

Question No. 16: Confirm all conduit and boxes can be surface mounted. When moving outlets can we demo feeders back to j-box and surface mount new conduit/box?

Answer No. 16: A/E confirms that surface mounted is acceptable. Paint all new wiring systems installed below ceilings. Coordinate with COR and interior designer to weigh in on surface mounted devices and paint color in all the effected HAC rooms.

Question No. 17: Please confirm that there is no B-2 light as none were found on the drawings.

Answer No. 17: There are no B2 fixtures required for the HAC rooms. D1 and L1 are the only pendant fixtures utilized.