_R0013__AMDMNT_0003_-_Q_and_A_0003.pdf

Solicitation # 140P4521R0013 - SAHO Water Treatment Plant Amendment No. 0003 - Questions and Answers

Question # Reference DESCRIPTION REMARKS SUBCONT

AFFECTED

0001 Bid Form; Window Schedule/ A5

Can an updated bid form be provided? The window schedule lists windows F and G as Alt. 2 and Alt 1 respectively. There is no place on the bid form for these alternates.

Updated Bid Form is its own Attachment in Amendment No. 0003

This determination is to be made by the Contractor, not NPS

0002 Dwg A1 and Window Schedule/ A5

What is the window opening scope of work for this project? Drawing A1 appears to require the existing windows to be removed. The window schedule indicates no work at any window openings with the exception of openings F, G, and T. Window type A lists 13 units + 2 alternates. Sheet A6 provided window details.

Base Bid includes window T. Alt. 1 includes window G.

Alt. 2 includes window F. Window Type A should list (1) unit with (2) alternates for this project.

This determination is to be made by the Contractor, not NPS

0003 Window Schedule/ A5 Is Window T part of the base scope of work?

Descriptions are filled in but the notes column states "No Work"

Yes. This determination is to be made by the Contractor, not NPS 0004 Details 6, 7, 8/ A6 Will repairs requiring guidance provided in details 6, 7 and 8 labeled "OMIT DET" with an "X" through them be required for this project?

No - that is for a future project. This determination is to be made by the Contractor, not NPS 0005 Dwg E6 Is the propane tank intended to be installed above ground, or below ground? Propane Tank Note 2 states "Ready-to-bury underground option, coated with powder-coated…"

Below ground. This determination is to be made by the Contractor, not NPS

0006 Dwg E6 Will cathodic protection be required at the underground propane tank? None is noted as required in the drawings

Comply with Note 4 under Propane Tank Detail. This determination is to be made by the

Pg. 1 of Pg. 8

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0007 Detail 5/ S5 Aer the SST tie down straps to be provided by the National Park Service? The note reads "SST tie down straps by other." If by the GC, please provide recommendations on the sizing and engineering requirements as they appear to be sizable.

All work shall conform to Local, State and Federal Codes as indicated on Sheet G3.

This determination is to be made by the Contractor, not NPS 0008 Detail G/ S5 Is it the intent of NPS to leave a pit open around the new LPS tank? Section G does not outline backfill requirements, please advise.

See Sheet G3. This determination is to be made by the Contractor, not NPS 0009 General Notes/ S5 Please provide the names of the current liquid propane service providers that will install the tank for this scope.

It is our understanding and experience that no other liquid propane service provider will quote work on this facility, other than the current LP service provider. The current service provider does not do excavation, concrete deadmans or backfill.

Amerigas is the current supplier This determination is to be made by the Contractor, not NPS

0010 G2 Where is the location cited in leader note " REMOVE

AND RETURN 60 KW DIESEL GENERATOR TO A

LOCATION PROVIDED BY THE CONTRACTING OFFICER"

on G2? Is this within the boundaries of the project site, or is this someplace else at Sandy Hook Unit?

It is a mobile unit This determination is to be made by the Contractor, not NPS 0011 G2 Please provide a bid assumption for the linear footage and excavation depth to address leader note "FIELD

VERIFY LOCATION, REMOVE AND DISPOSE OF EXISTING

ABANDONED FUEL OIL LINES, VENT LINES AND ELECTRIC

LINES FOR TANK MONITORING."

The eixsting fuel lines run from the pad of the now-removed tank to the chimney on the south elevation and to the current lean-to.

This determination is to be made by the Contractor, not NPS 0012 G2 Have the soils been tested for any sort of contamination? Can testing be carried out by the government to determine if soils remediation due to contamination will need to be incorporated into this RFP? Should the contractor assume the soil is clean for the purposes of handling and disposal?

Soils have not been tested and will not prior to your submittal date.

This determination is to be made by the Contractor, not NPS

Pg. 2 of Pg. 8

Question # Reference DESCRIPTION REMARKS SUBCONT

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0013 G3 Will the government provide a disposal location for any excess cut soils resulting from the installation of the underground propane tank, or will these soils needs to be disposed of off facility?

Yes, a location nearby will be provided. This determination is to be made by the Contractor, not NPS 0014 G3 Will the park staff parking area located in drawing G3 be vacated for the Contractor's Use? If not, where will the contractor be permitted to stage materials and provide overflow parking for workers?

No - coordination will be necessary with Park staff.

Staging of materials and contractor parking will occur both inside and outside of the fence.

This determination is to be made by the Contractor, not NPS 0015 G3 Will temporary fencing be required for this project given most of the area is already enclosed with a fence?

No temporary fencing is necessary. This determination is to be made by the Contractor, not NPS 0016 G3 What means/ resource to determine groundwater level will be used for this project if no pre-bid soil borings are available?

Previous excavation work in this location was not affected by groundwater.

This determination is to be made by the Contractor, not NPS 0017 G3 What is the existing buildings' foundation, foundation depth and condition given new electrical conduits will need to be buried next to the building?

Concrete foundation at least 4' - 0" below ground surface.

This determination is to be made by the Contractor, not NPS 0018 S5 Will a 2nd stage regulator be required at the new generator?

Specifications 263215-4 call for a regulator as required. This determination is to be made by the Contractor, Pg. 3 of Pg. 8

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0019 4/S2 ON PAGE S5 Is Detail 4/S2 on page S5 intended to be detail 4/S5 per key note 1 on page S2?

It is for Window F interior ceiling. This determination is to be made by the Contractor, not NPS

0020 012300 Sch. Of Alts How does the government require the alternates and unit prices to be provided? There is no place for them on the bid form.

A Bid Form will be provided.

***This is its own attachment as part of Amendment No. 0003****

This determination is to be made by the Contractor, not NPS 0021 012300 Sch. Of Alts If Alternates 1 and/ or 2 are awarded, will all other windows remain in scope?

Window T is in the base bid for this project - Windows F & G are Alternates as noted on the Floor Plan and Elevations. All other windows will be part of a different project.

This determination is to be made by the Contractor, not NPS

0022 Unit price Schedule Is specification 081423 per the unit price schedule intended to be specification 085213? The unit price schedule cites guidance in section 081423, however no section 081423 exists in the specifications, but is referenced as Metal-Clad Wood doors in specification 085213 - Metal-Clad Wood Windows under related work.

Correct, it is meant to be 085213 - (081423 is a typo for a different project.)

This determination is to be made by the Contractor, not NPS

0023 Unit price Schedule Is there a number 1 in the unit price schedule? The table starts with 2 for brick replacement.

There is no number 1, the list starts with number 2. This determination is to be made by the Contractor, Pg. 4 of Pg. 8

Question # Reference DESCRIPTION REMARKS SUBCONT

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0024 G2 Please provide a size of the existing Oil Tank, what it is made of, and what the backfill requirements will be once the tank is removed.

The oil tank has already been removed, the concrete pad and oil lines still require removal.

This determination is to be made by the Contractor, not NPS 0025 085213 paragraph 3.3

B Will all 13 windows, plus the 2 Alternate windows need to be tested after installation per the AAMA 502 guidelines, or can 1 window per elevation (4 total) as a representative sample be selected by the Architect for testing?

Window T plus the 2 alternates will need comply with the specifications. See response to RFI-21 above.

This determination is to be made by the Contractor, not NPS 0026 085213 paragraph 3.3

B Which test under the 502 is to be completed? Is Air AND water infiltration required for tested units?

Correct - Air and Water Infiltration testing are required. This determination is to be made by the Contractor, not NPS 0027 9/A6 Can we assume that the masonry wall to remain is monolithic, and does not have any cavities that would require filling and/ or blocking to secure the windows in place?

Assume the wall is monolithic without cavities. This determination is to be made by the Contractor, not NPS 0028 E6 Is a refurbished propane tank permissible for this project so long as it meets all of the requirements in the Propane Tank Detail on E6?

No. This determination is to be made by the Contractor, not NPS 0029 G3 Plan G3 states a 1" NTPF sch. 40 LP piping is to be routed below grade, min. 12" deep. Please confirm this line will not require flowable concrete encasement as is required for underground conduit per page E6.

Comply with all General Requirements indicated on G3. This determination is to be made by the Contractor, Pg. 5 of Pg. 8

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0030 G3 Will this UG propane line require 30" of cover per the Concrete-Encased Conduit Section/ E6?

Comply with all General Requirements indicated on G3. This determination is to be made by the Contractor, not NPS 0031 1/E3 Where will transformer utility feeders transition from

Aluminum (leader note "Existing 4-350MCM type use (MATL AL) and 1-#6 awg gnd in 3" pvc") to copper? Will this be in the hand hole, or at the Meter Panel?

The note at the handhole indicates to use AL/CU connectors. Also, see Note #5.

This determination is to be made by the Contractor, not NPS 0032 E6 Is an incoming service main disconnect switch part of this projects' electrical scope? There is an incoming service disconnect noted on the "Typical underground service stand alone metering central distribution installation detail". None is noted in the single line diagram.

Yes, a Main Disconnect Switch is part of this project.

The diagram on Sheet E6 is indicated on Sheet G3 adjacent to the Building.

This determination is to be made by the Contractor, not NPS 0033 E6 Is the "Typical underground service stand alone metering central distribution installation detail" to be used for the incoming service box(es), or is the meter box and disconnect (if confirmed in scope in our previous RFI) to be mounted directly to the building face?

See Sheet G3 for the general location outside of the Building - this is freestanding - not mounted to the Building.

This determination is to be made by the Contractor, not NPS

0034 A3, A4 Can the A3 and A4 plan sheets be re-issued with a different hatch pattern in a bolder lineweight for rebuilding/ resetting limestone? The dot pattern provided for new work is difficult to discern from the indicator for existing material. Can the limestone and stucco hatch patterns (material call out patterns) be made bolder as well? They are difficult to pick up on the drawings.

There isn't any resetting limestone or stucco work directly noted on the elevations for this phase of the project. The symbols are easier to read with the drawings blown-up on a computer screen.

This determination is to be made by the Contractor, Pg. 6 of Pg. 8

Question # Reference DESCRIPTION REMARKS SUBCONT

AFFECTED

0035 Site visit During the site visit, there was a stack of coping stones with black tar substance on it. There is no HAZMAT report provided for this project. Can a HAZMAT report be provided, but more specifically for the black tar substance on the coping stones?

The coping stones are not a part of this project. A HAZMAT report from 2014 did not identify this material as AZMAT.

This determination is to be made by the Contractor, not NPS 0036 Site visit Is it the owner's intent to relocate all conduits and lights that currently go across the existing in-filled window openings?

Yes. The windows will be replaced in a future project with the masonry infill removed.

This determination is to be made by the Contractor, not NPS 0037 Site visit Are the conduits along the outside walls in the chlorine room to remain?

All conduits that pass in front of blocked-in windows are to be removed.

This determination is to be made by the Contractor, not NPS

0038 Site visit Please confirm that it implied to remove all existing conduit, light, and outlets as a part of the chlorine room demo?

The Chlorine Room demolition will only include abandoned conduit, fixtures, etc. Existing conduit & wiring that does not pass in front of the window opening and extends to serve other spaces will remain.

This determination is to be made by the Contractor, not NPS

0039 Site visit Please confirm the exact number of windows to be removed and replaced in the base bid, and the exact number of windows in the alternate bid.

(1) window (T) is in the Base Bid. (1) window (G) is Alternate 1, (1) window (F) is Alternate 2.

This determination is to be made by the Contractor, Pg. 7 of Pg. 8

Question # Reference DESCRIPTION REMARKS SUBCONT

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0040 Site visit There is an existing pipe in front of the window- is this pipe to remain in place?

Yes, it is a functioning part of the Water Treatment Plant.

This determination is to be made by the Contractor, Pg. 8 of Pg. 8