19AQMM19R0146_0002_-_Questions_and_Answers.pdf

19AQMM19R0146

Questions and Answers

# Questions Answers

#1 Could you please explain more in detail if we do need to make this incidental design without Soil's studies?

Please refer to Attachment #9 - WH Faca_Mancilla Soils

Studies and Topogrphy published in Amendment 002 for the revised structural designs to be submitted by the contractor.

#2 Should be the roof for Facatativa be green as the one of the Pijaos

(19AQMM19R0132) or different?

The color of the roof will be selected with the Final End user during the execution of the project's construction.

#3 Please send the soil studies and the structural calculations to verify the designed structure.

Please refer to answer to question #1. The contractor is responsible to submit the revised structural calculations as per

Attachment #9 - WH Faca_Mancilla Soils Studies and

Topogrphy.

#4

Please clarify the mid tension connection of the new transformer. At the site visit we checked the inspection boxes and it was no splices to connect the mid tension system.

The contractor shall provide a connection to the aerial medium voltage line crossing the road in front of the warehouse and provide the necessary wiring, underground conduit and boxes to connect the new substation.

#5

Drawings & Specs In the case that there is a difference in the information between the specification and the drawings, which of the two will be determining the final decision of any given activity, material or process during the project?

In accordance with 52.236-21(a): The Contractor shall keep on the work site a copy of the drawings and specifications and shall at all times give the Contracting Officer access thereto.

Anything mentioned in the specifications and not shown on the drawings, or shown on the drawings and not mentioned in the specifications, shall be of like effect as if shown or mentioned in both. In case of difference between drawings and specifications, the specifications shall govern. In case of discrepancy in the figures, in the drawings, or in the specifications, the matter shall be promptly submitted to the

Contracting Officer, who shall promptly make a determination in writing. Any adjustment by the Contractor without such a determination shall be at its own risk and expense. The

Contracting Officer shall furnish from time to time such detailed drawings and other information as considered necessary, unless otherwise provided.

#6

Drawing C02: Drawing C02 requires the demolition of some portion of an existing stone wall as well as the construction of a new stone wall. Can the demolished stone wall material be used for the construction of the new stone wall?

It is up to the contractor to reutilize the demolished material, which after the demolition remains in good state and to provide the additional material needed to complete the new wall shown in the drawings.

#7 Drawing C02: Please confirm if the re-location of the existing containers shown in drawing C02 is part of the scope of the project

Yes the relocation of the existing containers is part of the scope of work

#8 Drawing C02: Please confirm if the re-location of the existing SPRUE is part of the scope of the project

Yes the relocation of the existing sprue is part of the scope of work

#9

Drawing C02: Drawing C02 is requiring a new pole. However, during the site visit, it was told that the new main electrical connection was going to be taken from an existing pole to then supply the new transformer. Therefore, the new pole will still be required? If so, please clarify how this pole will be used and confirm what will be the starting point to take the main energy supply.

Refer to answer to question #4.

#10

Site visit: During the site visit it was mentioned that the contractor had to take into account the revision of the structural information in order to determine if the proposed design would comply with the scope of the project. If the design would not comply, the contractor had to consider the necessary improvement on the existent design. There is not a note on the drawings or specification that can confirm this requirement. Please confirm if this task has to be taken into account as part of the scope of the project. In the same way, if this revision is required and the result is that the existing design must be totally changed, a modification to include the new prices, quantities and / or activities Will be issued to the awarded contractor?

Please refer to remarks on revised drawings, Attachment #2.1 -

Faca - Mansilla WH Drawings.

The offeror shall include in the price of the proposal the cost for the structural upgrade design revision as well as the cost estimate for the structure, which should be based on Attachment

#9 - WH Faca_Mancilla Soils Studies and Topogrphy.

#11

Drawing A10: The architectural drawings of the project, require a rolling door for the main entrance to the warehouse. Please provide the frequency of opening of this door in order to be able to estimate an accurate mechanical system to ensure the correct functioning of the door.

The estimated frequency for the opening of the door is once every hour during a 10 hour period.

#12 Drawing A03: Please provide detail of the access porch of note 3 of drawing

A03

Please refer to Attachment #2 – Drawings, drawing A08, detail

D3

#13 Drawing A04: What is the location of the Chain link fence of note 13 of drawing A04

Please refer to Attachment #2 – Drawings, drawing A01 - The chain link fence is located around the Pad Mounted 75KVA substation (graphic symbol 13).

#14

Drawing A08 and A10: Note A of drawing A10 states that the concrete slab needs to have finish with surface quartz hardener 3gk/m2. However, the finish schedule chart of drawing A10 does not require this as a finish for the floor

(must be finish with metal trowel). Please provide clarification on which is the finish the floor must have

Please refer to Attachment #2 – Drawings, drawing A10:

"FLOOR", the first column of the finish chart indicates

"Concrete slab with quartz hardener, smooth finish with metal trowel. The finish floor, as specified shall include quartz hardener, finished with Metal trowel.

#15 Drawing A09: What is the Hardware of the emergency door shown in drawing

A09

Please refer to Attachment #2.1 - Faca - Mansilla WH

Drawings, drawing A13-Rev 1 of Amendment 002: Doors and windows schedule and details.

#16

KEY PERSONNEL. Regarding the Site Superintendent, in addition to the degree of Civil Engineer is it possible to submit an Architect whose capabilities and experience accomplish with the stated in the solicitation’s document?

This solicitation only specified the two (2) key personnel

(Project Manager and Site Superintendent): Qualifications.

"Key personnel shall have a minimum of a bachelor’s degree in civil engineering with a minimum experience of four (4) years in managing similar projects" . Offerors shall not propose any other key personnel other than the personnel required under this solicitation.

During the project's performanace, the contractor may submit for approval, an Architect's CV, in order to execute the architectural finishes

#17

Specification. SECTION 01 32 16.00 20. CONSTRUCTION PROGRESS

DOCUMENTATION. This specification requires that the contractor obtain the licenses for the INL contract management platform. Could you please clarify if this Project Will be managed using this platform, and that the bidders must include this cost in their proposals?

The Primavera Platform is not required for this project. The contractor does not require to obtain this software for this project, as per specified in the updated Attachment #1 -

19AQMM19R0146 Specifications.

Construction Progress Documentation, specified in Attachment

#1 - 19AQMM19R0146 Specifications, Section 01 33 00

Submittal Procedures, will be processed thru transmittals recorded in the Submittal register. For Submittals closeouts, please refer to chapter 017800 Closeout submittals of the mentioned document.

#18 ¿We need to present the unit price analisys (UPA)?

No, offerors shall submit their price proposal according go the instruction in the solicitation provision L.17 as follows: “The offeror shall provide their proposed prices for each CLIN in the blanks provided in Section B, “Supplies or Services and Price.”

The offeror must provide all equipment; materials; supplies;

labor; professional construction; and services associated with the Project as described in this solicitation, including all attachments and exhibits. Failure to make an offer on all requirements associated with the Project may be cause for determining an offer unacceptable and thereby not eligible for award.

Pricing Format - The offeror shall submit all related pricing data established by the contracted price translated into the INL

Proposal Price Breakdown. The pricing document shall be used by the offeror as the format for submitting the proposed price.”

#19 If we want to do a Joint-venture with another company, ¿this company must have DUNS number?

Yes, if any offerors submit their proposals as a joint-venture, both companies and the joint venture shall each have DUNs number, and being registered and active in SAM.gov.

#20

ON DWG MO2 MECHANICAL EQUIPMENT IT IS SHOWN A 38" AXIAL

EXTRACTOR, HOWEVER IN DETAIL D1/M3 IT SHOWS 16" AXIAL

FAN AS WELL AS IN THE DETAIL AXIAL SUCTION/EXTRACTION 38"-

PLEASE CLARIFY

Intake and outake fans are 30" as shown on drawings.

#21

ON DWG SO5 TOP VIEW SLAB REINFORCEMENT, IT SHOWS 3/8"

REINFORCING EVERY 20 CM O/C BOTH TOP AND BOTTOM,

HOWEVER IN SECTIONS A-A, B-B AND C-C OF DWG SO6 IT

INDICATES A EW MESH- PLEASE CLARIFY

The steel shown in drawing S05, is an additional reinforcement required to avoid slab cracks beside the columns. Slab shall be reinforced with electrowelded mesh as per indicated on drawing

S-06. Both drawings are provided in Attachment #2 –

Drawings.

#22

THERE IS MISSING STAIR CONSTRUCTION DETAILS- PLEASE

PROVIDE

For the general layout and section of of the stairs refer to drawing A14. For railing details, refer to drawing A09, detail D-

5. The metallic stairs are part of mezzanine, where as specified on remark No 1 of drawing A14 and in Attachment #1 -

19AQMM19R0146 Specifications, Section 05 12 00, the contractor shall submit the revised structural calculations and shop drawings for approval. The referenced drawings can be founded in Attachment #2 – Drawings.

#23

ON DWGS S16 AND S20 THERE ARE NO COMPLETE MEASURES FOR

BRACKET 01, NEITHER LENGTH FOR 5/8" ANCHORS- PLEASE

CLARIFY

Please refer to Attachment #2.1 - Faca - Mansilla WH

Drawings, revised drawings S16 and S20 for bracket measures and 5/8 anchors length.

As specified in Attachment #1 - 19AQMM19R0146

Specifications, Section 05 12 00, regarding the mezzanine, the contractor shall submit the revised structural calculations and shop drawings for approval.

#24

ON DWG S15 DETAILS M-1,M-2,M-3,M4,M5,M6,M7 ARE MISSING.

SECTIONS A-A AD B-B ARE SHOWN, HOWEVER CROSS SECTIONS A-

A AND B-B ARE MISSING. PLEASE PROVIDE

For Sections A-A & B-B please refer to Attachment #2.1 - Faca -

Mansilla WH Drawings, Revised drawing S17 published in

Amendment 002.

For M details, refer to Attachment #2.1 - Faca - Mansilla WH

Drawings, drawing S21 in Amendment 002.

As per Remarks on drawing S15, and in Attachment #1 -

19AQMM19R0146 Specifications, Section 05 12 00, regarding the mezzanine, the contractor shall submit the revised structural calculations and shop drawings for approval.

#25

ON DWG S17 DETAIL D-1 IS NOT CLEAR, DOES NOT HAVE

MEASURES ( GAUGE IS MISSING)

For measures, please refer to D-1 (lower right hand side of the drawing). The plate thickness is 2.5mm. Please refer to

Attachment #2.1 - Faca - Mansilla WH Drawings for revised drawings provided in Amendment 002.

As specified in Attachment #1 - 19AQMM19R0146

Specifications, Section 05 12 00, regarding the mezzanine, the contractor shall submit the revised structural calculations and shop drawings for approval.

#26

DWG S18 DETAIL 3 TOP END PLATE DOES NOT SHOW PLATES

GAUGE

The plate thickness is 4mm. Please refer to revised drawings in

Attachment #2.1 - Faca - Mansilla WH Drawings provided in

Amendment 002.

As specified in Attachment #1 - 19AQMM19R0146

Specifications, Section 05 12 00, regarding the mezzanine, the contractor shall submit the revised structural calculations and shop drawings for approval.

#27

THE STRUCTURAL DWGS DONT SHOW THE DESCRITION OF THE

FLOOR CLADDING FOR THE MEZANINE, NEITHER THE

CONSTRUCTION DETAILS

The floor for the mezzanine shall be a metallic sheet floor type

"alfajor" gauge 12. as indicated on drawing per Remarks in

Attachment #2 – Drawings on drawing A14 and in Attachment

#1 - 19AQMM19R0146 Specifications, Section 05 12 00, regarding the mezzanine, the contractor shall submit the revised structural calculations and shop drawings for approval.

#28

THERE ARE NO DETAILS FOR HANDRAILS FOR THE STAIR AND

MEZANINE

For handrail details please refer to drawing A09, Detail 5.

Additionally, please refer to Remarks in Attachment #2 –

Drawings on drawing A14, and in Attachment #1 -

19AQMM19R0146 Specifications, Section 05 12 00, regarding the mezzanine, the contractor shall submit the revised structural calculations and shop drawings for approval.

#29

ON DWG THE WELD SYMBOLS ARE SHOWN, HOWEVER THE

STRUCTURAL DWGS DON’T SHOW WELDS SPECS- PLEASE

INDICATE

Weld type is 7018. Please refer to revised drawing S19 in

Attachment #2.1 - Faca - Mansilla WH Drawings of

Amendment 002. For welding, please refer to Attachment #1 -

19AQMM19R0146 Specifications document Section 05 05 23

/Welding Structural.

As specified in Attachment #1 - 19AQMM19R0146

Specifications, Section 05 12 00, regarding the mezzanine, the contractor shall submit the revised structural calculations and shop drawings for approval

#30

ARCHITECTURAL DWG A01 DOES NOT CORRESPOND WITH

STRUCTURAL S13 ( BAT ROOMS AND WAREHOUSE)

Refer to drawing S-13 Rev 1. in Attachment #2.1 - Faca -

Mansilla WH Drawings of Amendment A002.

#31

PLEASE INDICATE IF DRYWALL CEILING HAS TO BE INSTALLED IN

THE WHOLE WAREHOUSE AREA AS SHOWN IN DWGS AO5 AND

AO6. IF POSITIVE PLEASE CONFIRM THICKNESS FOR THE

SUPERBOARD AND THE TYPE OF INSULATION TO BE PROVIDED

Yes, the drywall is to be installed in the whole warehouse area, as shown on drawings A05, A06 and A04. Drywall thickness

1/2" in drywall . Insulation type R-15: Frescasa 2.5" with one sided foil backing. Please refer to remark No. 1 of drawing A05.

These referenced drawings are in Attachment #2 – Drawings.

ARCHITECTUAL DRAWINGS

#32

Drawings A-1; A-4 and A-5 shows one warehouse with a metallic mezzanine and other with storage areas, rooms, bathroom….others. Has both warehouses a metallic mezzanine?

Both warehouses have a first floor and a mezzanine as well as storage areas, rooms, bathrooms, and etc.

Please refer to drawing titled A01: Standard floor & Mezzanine

Layout. Additionally, drawing A01 includes the first and second floor of the standard floors as per indicated on the title beside each layout. Drawings A04 and A05 are the sections for the standard layout. These referenced drawings are in

Attachment #2 – Drawings.

ARCHITECTUAL DRAWINGS

#33 Drawing A-15 shows details with folded and overlapped metallic sheets to install. Please clarify where exactly that elements are going to be placed.

Please refer to Attachment #2 – Drawings, drawing A15 titled:

Roof Tiles Distribution and Details.

ARCHITECTUAL DRAWINGS

#34

In drawing A-16 the K specification indicates: “Concrete slab subfloor e=.15 plus sealant film type eucosealer” . In drawings seen before it was indicated:

“Concrete slab subfloor plus quartz hardener 3 Kg/M2” . Please confirm if both sealants shall be applied or just one of them.

Please refer to Attachment #2 – Drawings, drawing A10:

"FLOOR", the first column of the finish chart indicates

"Concrete slab with quartz hardener, smooth finish with metal trowel. The finish floor, as specified shall include quartz hardener, finished with Metal trowel.

STRUCTURAL DRAWINGS

#35

On masonry walls, clarify how far the vertical dowels should be installed in the

CMU cells and the horizontal reinforcement each how many lines should be placed. Also, confirm if these bars have to be anchored to the concrete beams using an epoxy system.

For the vertical dowels and horizontal reinforcements, please refer to Attachment #2 – Drawings, S14 Masonry Sections. The dowels shall be emebedded along the foundation concrete beam.

However is up to the contractor's construction procedures, if they want to anchor this dowels after the concrete beam has been placed, in which case the epoxy system shall be applied.

STRUCTURAL DRAWINGS

#36 Shall the concrete used for the aerial concrete channel be integral waterproofing?

Yes, the aerial concrete channel, as well as the ditches along the warehouse require waterproofing add mixtures in the concrete

HYDRAULIC DRAWINGS

#37

Drawing HS1 shows the warehouses implanted like a mirror: In this plan view you can see the two bathrooms located on the space between the warehouses and the metal stairs on the opposite facades; however, in the drawings A-1 and

C-1, the image is different: the plan view shows two equal stores, one next to the other in which the stairs and the bathroom are in a different position regarding to the drawing of the HS1. Please confirm what design will be the final.

The layout for the two warehouses is as shown in drawing

HS01.

Take into acount that Drawings A01 and C01, include the first an second floor of the standard layout for the two warehouse.

Please refer to Drawing titles beside each layout. I.e: 1st Floor

Plan and Mezzanine Plan.

These referenced drawings are in Attachment #2 – Drawings.

ELECTRICAL DRAWINGS

#38

Drawing E07: The network of the grounding system shows several points of copper welding bars including three that make up a triangle. Drawing E13 is too the Grounding System Network but in this, there is no three bars that conform a triangle. Which one of those should be taken into account?

Both are required

ELECTRICAL DRAWINGS

#39 Drawing E8: A detail in this drawing shows an inspection box for the cooper welding bars. How many of the bars are going to be inspectable?

All bars shown with the box convention in E07 and E13 are provided in Attachment #2 – Drawings.

MECHANICAL DRAWINGS

#40

Drawing M01: There are designed two ceiling fans (CF01-Dayton 7DX28) 88” hanging from the roof. These equipment’s has a huge size and weigh and the roof system is not capable to support that load that is also dynamic. Should the offeror calculate and design a metallic structure that supports the fans? If yes, in which chapter of the bidding table should these costs be included?

The contractor shall provide the necessary structure to support the Fans from the ceiling, this is a turn key project so all costs need to be included in the contractors proposal, it is up to the cointractor to provide a complete bid chart as part of their proposal.

#41 MECHANICAL DRAWINGS

Drawing M02: There is a similar situation than the above point: Two axial extractor (EF01-Dayton7AR50) fixed on the top of the vertical metallic facades; but due to the size and load of the extractor is impossible to be supported with the detail indicated in the drawing. Should the offeror calculate and design a metallic structure that supports the fans? If yes, in which chapter of the bidding table should these costs be included?

The contractor shall provide the necessary structure to support the Fans from the ceiling, this is a turn key project so all costs need to be included in the contractors proposal, it is up to the cointractor to provide a complete bid chart as part of their proposal.

BID CHART: EXTERIOR IMPROVEMENTS

#42 Sodding: Does this activity include planting grass? If the answer is yes, what area should be calculated for this activity?

Please refer to the updated Attachment #1 - 19AQMM19R0146

Specifications, Section 31 11 00 3.2.3 Grubbing: "Fill depressions made by grubbing with suitable material and compact to make the surface conform with the original adjacent surface of the ground.

SITE VISIT

#43

During the visit, the INL staff confirmed that the bidders will propose thermal insulation for the roof. What volume of the proposal should this specific proposal contain and if there are drawings or sketches to clarify the proposed technical system where it should be included?

Please refer to answer to question No 31 and to the following

Section drawings: A04 and A05, and Remark 1 on both drawings. Referenced drawings and remarks are in Attachment

#2 – Drawings. Additionally please refer to the updated

Attachment #1 - 19AQMM19R0146 Specifications, Division 1

– General requirements 01 11 00 Summary of Work.

GENERAL

#44 Confirm what will be the "exchange rate" that applies in this contract. It is to ensure that all bidders present the offer in equal conditions.

According to the solicitation section B.3, this contract is Hybrid

(Firm Fixed Price + Cost Reimbursable) payable entirely in the U.S. Dollar (USD) currency”. The fluctuation in currency exchange rate shall not be applied.

#45

Given the information that is requested in form No. 7 and the fact that our associated companies fulfil the requirements and performance, and that

GISCORP by herself doesn´t have the experience, will it work as the experience required for the project?

No, refer to solicitation provision L.17 and M.2. offerors shall submit their proposals to pass all evaluation factors under this solicitation.