RFI_230077.230101_Mech.Elec_FINAL_01022024.xlsx
XLSX spreadsheet 29 KB Posted
- Attached to
- Robins AFB Mechanical/Electrical II IDIQ Federal contract opportunity
- Solicitation number
- FA850124R0001
About this file
This document contains a request for information (RFI) tracker and questions and answers related to a federal solicitation for mechanical and electrical services. The solicitation is a 100% HUBZone set-aside issued by the Department of the Air Force Materiel Command Air Force Sustainment Center. It is an indefinite delivery/indefinite quantity multiple award contract for mechanical, electrical, and other construction services at Robins Air Force Base in Georgia. Tasks may include HVAC, controls, utilities, generators, lighting, and fire protection systems. The response period for the RFI ends December 20, 2023. No information is provided on award dates or pricing terms. The document addresses questions received about the scope of work, specifications, and proposal requirements and provides clarification from the government.
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Sheet1
| UHHZ230077 Mechanical/Electrical II IDIQ - RFI Tracker | ||||
| RFI # | Request for Information | Date Requested | Government Response | Response Date/ Phase |
| 1 | When is the proposal due? The SF1442 shows Jan. 5, 2024, at 4 PM Eastern. The proposal checksheet shows a due date of Jan. 4, 2024. Please confirm which is correct. | 11/17/23 | Please follow the date that is on the 1442; Proposals will be due by 5 January 2024 @ 1600hrs. | 12/20/23 |
| 2 | The Checksheet states “hand deliver”. Is that the only acceptable method of delivery or can the bid be emailed instead? | 11/17/23 | Proposals can be submitted digitally via Email or DoDSAFE | 12/20/23 |
| 3 | Section L states “Each offeror's proposal shall consist of the completed and signed RFP …”; we assume you a referring to the SF1442 and do not want us to include the entire RFP; just the required forms. Please confirm. | 11/17/23 | That statement refers to the 1442 and any Amendments signed as acknowledged, the letter stating any exceptions taken, as well as all necessary documents mentioned in the section “Proposal Requirements” | 12/20/23 |
| 4 | This HUBZone set aside procurement seems to be restricted to firms that have past performance in Georgia only. Would the government consider proposals from highly qualified and experienced Electrical and Mechanical IDIQ HUBZone contractors with past performance from other states? | 11/22/23 | Yes, all HUBZone contractors who meet the requirements of the solicitation will be considered for this contract. | 12/27/23 |
| 5 | Would the government consider working relationships with mechanical and electrical design firms in lieu of architectural/engineering firms? | 11/22/23 | Yes, that would be sufficient given that the drawings, plans, calculations can all be stamped by a registered engineer in the State of Georgia. | 12/27/23 |
| 6 | Would the government consider eliminating the NICET Level 4 FPE working relationship requirement from this solicitation or lower to a different NICET level? | 11/22/23 | Due to the complexity of some of the fire suppression and alarm systems on Robins AFB, and the importance of the personnel and property they protect, this requirement shall not be changed. | 12/27/23 |
| 7 | Do we assume the H W coils will flush? Past projects we have had problems with flushing coils on units of this age. | 12/19/23 | Assume HW will flush and MOD if they do not with government inspector verification | 12/21/23 |
| 8 | Do we need to add an option to replace these coils if they are restricted to the point they will not flush? | 12/19/23 | Mod if needed with Government verification of pipes being unflushable. | 12/21/23 |
| 9 | Are there any requirements for temporary heating/cooling of the workspace? | 12/19/23 | No, there are not any requirements for temporary heating/cooling. | 12/21/23 |
| 10 | Pg 6 of 10, Section G, subsection 1 reads compatible with the existing system in Building 1555. Can you provide information on what type of control system is operational in Bldg 1555? | 12/20/23 | Controls must be BACnet compatible per BFS. | 12/27/23 |
| 11 | Pg 6 of 10 Section G, subsection 4 reads providing a narrative for air changes per hour. Does the scope of work include addicting ventilation to the mechanical room where boilers are installed? | 12/20/23 | This requirement is not applicable to this project. Please disregard. | 12/27/23 |
| 12 | Does the facility have a current/active contract with a sole source controls contractor for BAS? If yes, can POC details be made available to offerors? | 12/20/23 | No sole source for controls. They must be BACnet compatible and communicate with B1556 IAW BFS. | 12/27/23 |
| 13 | Will the government confirm that a bid guarantee is not required. | 12/20/23 | There is a bid guarantee required in the amount of $3,000,000. See Page 4 of the solicitation. | 12/21/23 |
| 14 | May the contractor supply (1) one individual, if he/she holds the qualifications, to hold |
the positions of Site Safety and Health Officer, Quality Control Officer, and
| Superintendent? (Triple Hat) | 12/20/23 | No, the Superintendent and Quality control officer can not be the same person. | 12/28/23 | ||
| 15 | Will the government provide a set of record drawings in CAD? | 12/20/23 | See SOW, no as-builts for the hot water heating system | 12/28/23 | |
| 16 | If the answer to question number 3 (now #15) is no, does the government have access to record drawing in PDF? | 12/20/23 | See SOW, no as-builts for the hot water heating system | 12/28/23 | |
| 17 | During a thorough overview of the scope of work, it mentions that the building is to be fully operational. The majority of the work is overhead workstations where critical tasks and equipment are located. Will the contractor be given these areas to conduct work without occupants due to this project being a phased project? | 12/20/23 | Yes the designer must design a project phasing plan for different work areas so that it can be coordinated for no workers to be present in the work area while contractors are working overhead. The Gov will work with the designer on this challenge to support the project. | 12/28/23 | |
| 18 | There are no Records of Environmental Concern (REC) provided with the RFP documents. Can the government supply a REC for the contractor to review? | 12/20/23 | We are waiting on an inquiry to Base Environmental for all data they have on the building. B670 is on the list of buildings containing heavy metals so cost for heavy metals cleaning limited to the project work area (pipes, hangers, equipment, etc.) will need to be included in the proposal. Update: Asbestos roofing and siding has previously been replaced. Asbestos containing floor tiles have previously been removed. The ceiling in the 'production controller room' tested and confirmed non-ACM therefore we are assuming the rest of the ceiling tiles in the building are the same. The contractor remains responsible for testing for ACM or LBP but a mod shall be issued if ACM or LBP are detected. Heavy metals cleaning of the project work area remain the responsibility of the contractor and shall be included in the proposal cost. | 12/28/2023 Update: 01/02/2024 | |
| 19 | Can the government confirm if there are Asbestos Containing Materials (ACM) located within the area of work? | 12/20/23 | Contractor shall test for asbestos but MOD if found for abatement. For bidding purposes assume only testing in work areas is required. | 12/28/23 | |
| 20 | Can the government confirm if there is mold located within the area of work? | 12/20/23 | Contractor shall test for mold but MOD if found for abatement. Fir bidding purposes assume only testing in work areas is required. | 12/28/23 | |
| 21 | During the site visit, there are areas where more PPE is needed due to the various operations located in the work bays. Are there any critical natured activities that the contractor needs to be aware of to properly be prepared for necessary PPE (eyewear, earwear, respirators, coveralls, etc.)? | 12/20/23 | Nothing more than standard PPE required for the work by the Contractor's Safety and Work Plan will be necessary. | 12/28/23 | |
| 22 | If the contractor is provided the work bay to conduct work in, will the government be responsible for moving the equipment, tools, and other items of critical nature to protect from overhead work? | 12/20/23 | Government will remove items to the extent possible. Contractor shall be responsible for protection of any remaining equipment, tools, and other items of critical nature. For bidding purposes, assume protection. | 12/28/23 | |
| 23 | If the answer to Question 10 (now #22) is no, will the government provide space for the contractor to move the equipment, tools, and other items of critical nature to protect from overhead work? | 12/20/23 | Space will be made available for moving items to the extent possible.For bidding purposes, assume protection and no moving necessary by Contractor. | 12/28/23 | |
| 24 | The overhead areas located beside the AHUs are tight and do not provide proper ceiling height for an individual to stand upright. Can the government confirm if these spaces are considered open or confined? | 12/20/23 | These are not considered confined spaces. | 12/27/23 | |
| 25 | During the site walk, the contractor counted (10) physical AHUs within the 2 Mechanical rooms and main building space. One area was observed to have had an AHU but since has been removed The Scope of work mentions (11) total AHU connections. Can the government confirm if the contractor shall plan to provide HHW supply and return to the area missing the AHU? | 12/20/23 | The contractor will demo and re install new piping for the 10 existing AHU. The piping that went to the 11th AHU will need to be demolished but nothing will be installed back. An addition, only these 10 AHU coils will need to be chemically flushed. A new SOW will be provided with only 10 AHU's reflected. | 12/28/23 | |
| 26 | Propress fitting will expedite the installation process and minimally impact the building users. Can the government confirm if the use of propress fittings are acceptable? | 12/20/23 | Yes, they are allowed | ||
| 12/28/23 | |||||
| 27 | Will the Government confirm the AHU heating coil design entering and leaving water temperatures. | 12/20/23 | These are to be determined by the designer to meet the space heating requirements. | 12/27/23 | |
| 28 | Can the Government confirm if new meters are required for natural gas and/or water systems. | 12/20/23 | Not required | 12/28/23 | |
| 29 | Can the Government confirm that existing DDC control system architecture within B 670 communicates with the remote DDC system located in Building 1556. | 12/20/23 | It does not currently communicate with the DDC Controls System. | 12/28/23 | |
| 30 | Can the Government confirm that a lifecycle cost analysis is not required. | 12/20/23 | For project 230101 a lifecycle cost analysis is not required. | 12/28/23 | |
| 31 | Can the Government confirm that a structural analysis as mentioned in 5B-1.3.6 of the Robins Air Force Base Facility Standard is not required. | 12/20/23 | Since piping will be installed at the same location of existing, a strustural analysis is not required. | 12/28/23 | |
| 32 | Can the government confirm that new combustion air louvers will need to be provided for compliance with UFC 4-010-01. | 12/20/23 | Confirmed | 12/28/23 | |
| 33 | Can the Government confirm whether temporary heating/cooling systems shall be required to comply with continued occupancy. | 12/20/23 | Not required | 12/28/23 | |
| 34 | Can the Government confirm that new HVAC load calculations with 5%-10% safety factor will not be required for the boiler replacement. | 12/20/23 | Load calculations are to be included as part of the design. | 12/28/23 | |
| 35 | Will the government provide information on if the existing panel board load? | 12/20/23 | See page 2 Site investigations of the SOW. | 12/28/23 | |
| 36 | Can the government provide information on the existing panel board loading and capacity? | 12/20/23 | See page 2 Site investigations of the SOW. | 12/28/23 | |
| 37 | Can the Government provide the information on the Base provider of Chemical treatment for water systems? | 12/20/23 | No provider for this building | 12/28/23 | |
| 38 | Can the government clarify the requirement for providing a 1-year water treatment plan? | 12/20/23 | The water only needs to be treated at the time of initial installation. | 12/28/23 | |
| 39 | Shall the contractor provide cost analysis in their proposal to include 1-year of water treatment for the HHW system? | 12/20/23 | No. | 12/28/23 | |
| 40 | Can the government confirm if the replacement boilers shall be atmospheric boilers as what are currently existing? | 12/20/23 | The Contractor is tasked with finding the most effective, cost-efficient solution and is not restricted on the type of boiler used as long as it meets UFC, all Environmental, and BFS regulations. | 12/28/23 | |
| 41 | Can the government provide clarification for the basis of Scope regarding Heavy metals? | 12/20/23 | B670 is on the list of building containing heavy metals so cost for heavy metals cleaning limited to the project work area (pipes, hangers, equipment, etc.) will need to be included in the proposal. | 12/28/23 | |
| 42 | Can the government confirm that all areas concerning demolition shall be tested for heavy metals? | 12/20/23 | Yes. | 12/28/23 | |
| 43 | Shall the contractor provide cost analysis in their proposal for the removal of Heavy Metals during demolition? | 12/20/23 | yes | 12/28/23 | |
| 44 | In the Scope of work, the contractor is to provide pricing for Variable Frequency Drives (VFDs) for the Loop Pumps. Shall the contractor assume the Boiler pumps are to run at a constant speed? | 12/20/23 | Yes. | 12/28/23 | |
| 45 | Can the government provide the Base standard Division 23 00 00 specifications? | 12/20/23 | Robins AFB uses the United Facilities Guide Specifications which can be found at https://wbdg.org/ffc/dod/unified-facilities-guide-specifications-ufgs | 12/28/23 | |
| 46 | Can the government provide the Base standard Division 26 00 00 specifications? | 12/20/23 | Robins AFB uses the United Facilities Guide Specifications which can be found at https://wbdg.org/ffc/dod/unified-facilities-guide-specifications-ufgs | 12/28/23 | |
| 47 | Can the government provide photographs of the HHW System located at the end room containing the large vacuum chamber? | 12/20/23 | Attached. | 12/28/23 | |
| 48 | Can the government confirm the thickness of the insulation on the HHW pipes? | 12/20/23 | The current thickness is unknown. The new pipe insulation thickness shall comply with ASHRAE 90.1 corresponding to the design conditions. | 12/28/23 | |
| 49 | Can the government confirm the Material of the Insulation on the HHW pipes? | 12/20/23 | The current insulation material is unknown. | 12/28/23 | |
| 50 | Can the contractor reuse existing HHW pipe hangars if in good condition? | 12/20/23 | No, all hangers for the HHw system are to be replaced. | 12/28/23 | |
| 51 | Can the contractor reuse conduit if found in good condition? | 12/20/23 | No. | 12/28/23 | |
| 52 | What is the Length x Width x Eave, Bottom of Roof Trusses & Ridge Heights of the 40,000 SF building? | 12/20/23 | See page 2 Site investigations of the SOW. | 12/27/23 | |
| 53 | Where/what are the interior walls, ceilings, finishes, etc.? | 12/20/23 | See page 2 Site investigations of the SOW. | 12/27/23 | |
| 54 | What is the current building use and daily user personal occupancy? | 12/20/23 | The building is used for industrial aircraft processes and the occupants shall be coordinated per the phasing plan in support of the project. | 12/28/23 | |
| 55 | Where are the 2 Boilers, 11 AHUs and Electrical Panels located on a to scale floor plan? | 12/20/23 | See page 2 Site investigations of the SOW. | 12/27/23 | |
| 56 | What is the extent of the specified “wet cleaning” of “hazardous chemicals dust” that are not lead, asbestos or PCBs? The whole building interior? Only the disturbed Demo/New Work areas? This currently is a WILD CARD and maybe should be a fixed price $ Allowance CLIN (Cost Plus) since an exact SOW is most likely impossible to define? | 12/20/23 | Only the work area should be cleaned to include piping, hangers, and equipment that need demolishing and areas where new hangers and equipment will be installed. | 12/28/23 | |
| 57 | Is only the Heating Hot Water System Replacement involved (no Chilled Water AC Systems Work involved) such that the Heating Systems can be completely shutdown from April through October? | 12/20/23 | Only the heating hot water system is in the scope, and it is not currently operational. | 12/27/23 | |
| 58 | Is it allowable to run the new Hot Water Piping in different locations (before demolition of the existing piping) to allow for the least Hot Water Heating System downtime during Boilers and DDC replacement and AHU Coil tie-ins? | 12/20/23 | No, demo first and replace at same location. | 12/28/23 | |
| 59 | If the 11 AHU Hot Water Heating Coils to be cleaned are found too clogged, corroded or otherwise inoperable will a Change Order be issued to replace the AHU Heating Coils and concurrently provide Temporary Heat? | 12/20/23 | If hot water heating coils can't be flushed, which is to be verified by the government inspector, a MOD will be produced. | 12/28/23 | |
| 60 | Is AF Form 3052 Construction Cost Estimate Breakdown available from the Government in MS Excel format? | 12/20/23 | The excel format of this document is already included as an attachment in the solicitation on sam.gov | 12/26/23 | |
| 61 | Ditto AF Form 3064 Contract Progress Schedule? | 12/20/23 | Attached. | 12/26/23 | |
| 62 | Ditto AF Form 3065 Contract Progress Report? | 12/20/23 | Attached. | 12/26/23 | |
| 63 | Per Division 01 - ROBINS AFB - General Requirements 01300 Submittals and Contractor-Furnished Items D.1.a.(1). The schedule for the entire contract may be submitted in Microsoft Project format. Is a Microsoft Project Schedule or a Primavera P6 Schedule an acceptable substitute for the AF Form 3064 Contract Progress Schedule specified in 2.B.(a) third bullet and Section 01 11 00 Summary Of Work 1.12.2 Progress Schedule? | 12/20/23 | Correct, other formats will be acceptable if they are properly developed and displayed. | 12/28/23 | |
| 64 | In the solicitation, Section M on page 46 of 46 states Offerors will submit a proposal to perform the demonstration project (Project # 230101) but this requirement is not mentioned in Section L. In Attachment 01-SOW, page 2 of 10 states to provide a bid proposal including the construction narrative, AF 3052, AF3064/3065 etc. Please confirm the construction narrative, AF 3052, AF3064/3065 is to be submitted as part of our proposal. | 12/20/23 | Confirmed, all is to be submitted with the proposal package. | 12/28/23 | |
| 65 | Will the government please supply drawings with an equipment schedule for all equipment as listed in the project description? | 12/20/23 | The Governemnt does not have any drawing or as builts for the heating hot water system. | 12/28/23 | |
| 66 | Will the government please supply a list of equipment including the following manufacture, model, serial number for all existing MEP equipment to be replaced per the SOW? | 12/20/23 | See page 2 Site investigations of the SOW. The equipment was available to all during the site visit as well as permission to take pictures. | 12/27/23 | |
| 67 | If drawings and equipment list are not available, how will the cost proposal be evaluated? | 12/20/23 | See page 2 Site investigations of the SOW. Your proposal for the demonstration project will consist of the Pricing Worksheet. The documents specified in the SOW (narrative, 3052, 3064, 3065) for Proj 230101 would be required to be submitted by the awardee after award of the demonstration project. For purposes of your response to this solicitation refer to the Section L – Proposal Requirement. | 12/27/23 | |
| 68 | Will the government allow contractors to schedule a site visit to complete the cost estimate? | 12/20/23 | A second site visit is not planned at this time. | 12/28/23 | |
| 69 | Due to the holiday schedule, Q&A's, and the critical information for the cost estimate not currently available, will the government consider extending the due date by 2 weeks? | 12/20/23 | The Proposal extension will be considered by the government and an amendment will be released if deemed appropriate | 12/28/23 | |
| 70 | Is it correct to assume that the design drawings/package should only require work included in the SOW for the MEP work only? | 12/20/23 | Correct | 12/28/23 | |
| 71 | Are Record Drawings available for various projects that installed or modified the B670 Hot Water System, or for other projects that replaced air handling units or other equipment with HW coils? | 12/20/23 | No | 12/28/23 | |
| 72 | Are record drawing files of the floor plan available in AutoCAD? | 12/20/23 | No. | 12/28/23 | |
| 73 | Are any existing hazardous material survey reports available for the area and systems to be modified or disturbed by the project? | 12/20/23 | Waiting on Environmental Response. See prior questions on hazardous materials. | 12/28/23 | |
| 74 | The project description requires “clean dust containing heavy metals …”. How are bidders to quantify this effort for bidding if no test report results can be provided before bidding? | 12/20/23 | Assume all MEP equipment needs treatment for heavy metals dust. | 12/28/23 | |
| 75 | The project description mentions eleven air handling units. Additional hot water unit heaters were observed at the site visit. Please confirm whether the HW system replacement is to include all piping to all coils, and please clarify the quantities/types of connected equipment, if it includes more than the stated eleven air handling units? | 12/20/23 | See revised SOW. There are 10 AHUs with piping for an eleventh that shall be demolished but not reinstalled. | 12/28/23 | |
| 76 | We are concerned that chemically flushing/cleaning the interior of HW coils, used in a system with questionable water treatment maintenance, may not adequately remove scale and deposits from the coils. Water flow and heat transfer may be restricted. Should the contractor propose any additional testing or other work related to the possibility of dirty coils remaining even after chemical cleaning? | 12/20/23 | If the coals are still clogged or restricted a MOD will be issued after the confirmation from the Government Inspector | 12/28/23 | |
| 77 | Does RAFB expect the contractor to include pricing for any design-phase testing or measurement of water system pressures or flows or electrical load prior to construction? | 12/20/23 | RAFB expects a full design that results in a complete and useable system. | 12/28/23 | |
| 78 | The project description requires “Add variable frequency drive to heating hot water pumps in boiler room.” There are multiple pumps with different functions. Are VFDs required on some or all pumps? Are the VFDs intended purely for flow balancing, or is some active (e.g., variable load) pump control expected by the control system? (Three-way valves were observed on coils.) | 12/20/23 | Just for the heating hot water pumps only. | 12/28/23 | |
| 79 | The project description requires “Selection of mechanical system shall include report of life cycle cost analysis.” Please explain the purpose of this analysis, given that fixed price proposals are required prior to the analysis? | 12/20/23 | Disregard life cycle cost analysis for this project. | 12/28/23 | |
| 80 | Will temporary heating be required, if project is ongoing thru cold weather seasons? | 12/20/23 | No, there are not any requirements for temporary heating/cooling for this task order. | 12/28/23 | |
| 81 | How will the bid be accepted email or hand carried? | 12/20/23 | Proposals can be submitted digitally via Email or DoDSAFE | 12/21/23 | |
| 82 | Can the heating water pipe be copper Type “L” and Sch 40 Steel pipe? | 12/20/23 | As long as it complies with ASHRAE standards and related UFC's. | 12/28/23 | |
| 83 | Can Viega Mega Press Fittings be used on Sch 40 steel heating piping? | 12/20/23 | As long as it complies with ASHRAE standards and related UFC's. | 12/28/23 | |
| 84 | Can Pro Press Fittings be used on copper pipe? | 12/20/23 | Yes | 12/28/23 | |
| 85 | What is the energy efficiency on the new boilers? | 12/20/23 | As required by applicable codes, standards and regulations | 12/28/23 | |
| 86 | SOW of work states that temporary AC is to be provided in Admin area when temperature reaches 85 degrees. Question: Is this note for the controls being replaced; because AC is not being replaced in SOW. | 12/20/23 | Task Order (TO) SOW for project UHHZ230101 supercedes the Mech/Elec II SOW and does not require temporary heating or cooling for this project. | 12/28/23 | |
| 87 | When will the temporary heat be required? At the start of the project, when the piping/boilers are being removed, or another time. | 12/20/23 | No there are not any requirements for temporary heating/cooling for this task order. This will be a requirement in the basic IDIQ SOW. | 12/28/23 | |
| 88 | What is the size of the existing piping that is to be demolished? | 12/26/23 | See page 2 Site investigations of the SOW. | 12/28/23 | |
| 89 | Can the specs on the existing boilers be provided? | 12/26/23 | See page 2 Site investigations of the SOW. They were available at the site visit. | 12/28/23 | |
| 90 | Can the specs for each air hander be provided? | 12/26/23 | See page 2 Site investigations of the SOW. They were available at the site visit. | 12/28/23 | |
| 91 | Can the Government grant an extension of 14 days on the bid due date? | 12/26/23 | The Proposal extension will be considered by the government and an amendment will be released if deemed appropriate | 12/28/23 | |
| 92 | Is there any information available on the HHW boilers that were previously installed? The installed boilers (currently) appear to be small for the load required? | 12/26/23 | None available | 12/28/23 | |
| 93 | The AHUs (currently) installed have been recently installed/replaced is the AHU submittal data available…HHW coil capacity for each coil would be helpful. | 12/26/23 | See page 2 Site investigations of the SOW. The equipment was available to all during the site visit as well as permission to take pictures. | 12/28/23 | |
| 94 | Any documents on building 670 mechanical would be great HHW system a. Mechanical drawings HHW system b. Any mechanical equipment submittals c. Test and balance report/reports d. Commissioning report/reports e. Insulation testing report/reports | 12/26/23 | Not available. | 12/28/23 | |
| 95 | Do we assume the H W coils will flush? Past projects we have had problems with flushing coils on units of this age. Do we need to add an option to replace these coils if they are restricted to the point they will not flush? | 12/26/23 | If heating hot water heating coils can't be flushed, which is to be verified by the government inspector, a MOD will be produced | 12/28/23 |
File details come from the government source that posted it. Updated .