22R1308-Note5.pdf
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- Attached to
- FY22 MILCON PROJECT AJJY163000 APSI - AIRFIELD DAMAGE REPAIR WAREHOUSE ANDERSEN AIR FORCE BASE, GUAM
- Solicitation number
- N6274222R1308
About this file
This document contains questions and answers related to solicitation number N6274222R1308 for the construction of an airfield damage repair storage facility at Andersen Air Force Base in Guam. The project involves the construction of a 7,000 square meter concrete facility along with supporting site utilities, pavements, and improvements. Relevant details include specifications for stainless steel and copper materials, signage requirements to be manufactured by the 36th Civil Engineer Squadron, and clarification that the contractor has flexibility to design fire sprinkler systems to meet performance criteria. Disposal of pesticide-impacted soil was also addressed.
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DEPARTMENT OF THE NAVY
NAVAL FACILITIES ENGINEERING SYSTEMS COMMAND PACIFIC
258 MAKALAPA DR STE 100
PEARL HARBOR HI 96860-3134
Notice No. 5 8 December 2021
PRE-PROPOSAL QUESTIONS & ANSWERS
RFP N62742-22-R-1308
FY22 MCON AJJY163000, APSI – AIRFIELD DAMAGE REPAIR WAREHOUSE,
ANDERSEN AIR FORCE BASE, GUAM
NOTE: The following questions and answers are provided for INFORMATION ONLY. The RFP remains unchanged unless it is amended in writing on a Standard Form 30. Please be advised that further questions will not be answered.
NOTICE NO. 5
77. Reference: Drawing A-611 (Door Schedule) shows Door 104A. However, in the Architectural and Civil Drawings there is no Door 104A. Please clarify.
ANSWER: Refer to A-402 for door 104A & CG101 for the new electrical enclosure location.
New electrical enclosure is located at northwest from the ADR Warehouse on CG101.
78. Reference: Drawing A-611 (Door Schedule), Door 103A and Door 104A scheduled as chain link gates. However, there is no specification for chain link gates/door. Please provide specification.
ANSWER: Provide gates, FS RR-F-191/2; Type II, double swing. Shape and size of gate frame, as indicated. Documents will be revised in a future amendment.
79. Reference: Specification Sec 07 60 00 Para 3.1.9 “Provide gutter outlets with wire ball strainers for each outlet. Provide strainers to fit tightly into outlets and be of the same material used for gutters.” However, in Drawings A2&B4 A-601, there were no wire ball strainers. Please clarify.
ANSWER: Provide as specified in Specification Sec 07 60 00 Paragraph 3.1.9.
80. Reference: Drawing A1/A-611, “All Building Numbers shall be manufactured by the 36th Civil Engineer Squadron Sign Shop”. Please provide recommended sign shop.
ANSWER: In accordance with Drawing A1/A-611, shop signs need to be manufactured by and purchased from the 36th Civil Engineering Squadron Sign Shop.
81. Reference: Drawing A2&B4/A-601, given material for coping is SSTL. However, in Specs Sec 07 60 00 Table I, provided material for coping is copper only. Please clarify.
ANSWER: The material for coping is stainless steel. Specification will be revised in a future amendment.
82. Specification section 01 11 00 paragraph 1.5 Location of Underground Utilities requires the use of ground Penetrating Radar (GPR) to identify and mark all other utilities not managed and located by the local utility companies by scanning the construction site.
a. Kindly clarify the requirement of scanning the construction site using GPR if it includes the entire area within the construction limit and advise the spacing requirement.
b. Please clarify if ground scanning using GPR is required to identify the existing utility already identified by the local utility companies.
c. Please confirm if this requirement can be done by the contractor and not third party
ANSWER:
a. See 2nd paragraph of section 1.5
b. See 1st paragraph of section 1.5 requiring verification of existing utilities indicated on drawings.
c. Yes, see spec section 01 35 26, paragraph 3.7.1.
83. Specification section 01 35 26 paragraph 3.7.1 Utility Locations and 3.7.3 Utilities Within and Under Concrete, Bituminous Asphalt, and other Impervious Surfaces, requires the use of third party independent, private locating company using Ground Penetrating radar (GPR), bore scope or ultrasound prior to start of demolition construction.
a. Please clarify if this requirement applies to existing utility for demolition.
b. Please clarify if this is only required on areas where excavation is to be done.
ANSWER:
a. See spec section 01 10 00, paragraph 1.5
b. See spec section 01 10 00, paragraph 1.5.
84. Follow up to question #6 response with regards to DWG CE001 Pesticide Impacted Soil Removal Area having a not-to-scale drawing. If the dimensions provided are off, please provide the area in square feet to include the plus 3-feet from the footprint for bidding.
ANSWER: Use dimensions indicated on CE001 and remove/excavate to extents described to determine CYs of PIS as described in specifications section 02 61 13, paragraph 1.2.2.
85. Per drawing sheet CE001 Pesticide-Impacted Soil (PIS) Management Note G.1 states “if re-using of PIS is not feasible, dispose of the soil at a permitted facility in the mainland US. If disposal of PIS is required, the government may issue a change order” while specification section 02 61 13 paragraph 1.2.3.1 PIS Disposal states “the PIS must be disposed of at disposal facility in the mainland US”.
1. Based on the above please clarify if the cost to dispose the PIS will be subject to change order
2. Please confirmed that the cost to dispose the PIS should not be included in this bid proposal.
ANSWER: See Amendment 00006 for revisions.
86. Considering the deferred responses, ongoing DOD bid projects and the holiday season we respectfully request for a six (6) week time extension from the bid date of 07 December 2021 to 18 January 2022.
ANSWER: See Amendment 0005 that extended the proposal due date to 14 December 2021.
87. Reference: There are (2) capacities of Double Walled Diesel Tank in drawing sheet keynotes 501/FP502 and drawing sheet keynotes 158/FP101 that were called out. On these (2) drawings, what capacity will be used?
ANSWER: Subject has been addressed via response to RFI 65. Specifically, based on expected fire pump BHP of 55 and NFPA 20 Sec. 11.4.1.3.1, DFO tank capacity should be sized for minimum 60.5 gal.
88. Reference: Drawing sheet D2/A-601 shown the “8” DIA PAINTED STAINLESS STEEL DOWNSPOUT”. Please provide what gauge or pipe schedule of the pipe to be used.
ANSWER: The thickness of stainless-steel downspout is 20 gage (.89mm).
89. Reference: Drawing sheet keynotes 153/FP101 called out for Floater Cross Main on the low side of the warehouse roof. If the sprinkler branch line will be supplied by the cross main located at the middle of the warehouse, Company X would like to ask if the Floater Cross Main on the low side of the warehouse is necessary.
ANSWER: Pursuant to Fire Sprinkler General Note M on drawing F-001, “These documents depict performance level engineering design criteria to be utilized as guidance for planning of the fire sprinkler systems.” The awarded fire sprinkler contractor has flexibility to design the systems to meet the required design criteria, such as not utilizing a Floater Cross Main, if not required.
90. Reference: Drawing sheet C1/M-501 called out for Motorized Low Leakage Damper. Please provide the specification for this damper.
ANSWER: 3 CFM/Sq Ft at 1” w.c. as indicated at C3/M-501. Other specifications can be found in 2.3 of Spec Section 23 09 13.
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