HRCSP GC Bidding RFI.pdf

RFI # Question Answer

1 Page 5 of the Statement of Work indicates 620 cal days (=

20.67 months); however, page 4 of The Agreement shows 1 year and 10 months = 22 months. Can you please confirm the period of performance?

The construction substantial completion period is 560 cal days from

NTP. There is an additional 60 cal days for Project Closeout. The total project duration is 620 cal days project duration.

2 Factor 3: Past Performance requires us to submit PPQs (ore previously completed PPQs) for each project in Factor 1:

Technical Qualifications and Experience on Similar Projects.

Would the government accept a copy of a CPARS evaluation in lieu of a PPQ or previously completed PPQ?

No

3 The SF1442 issued with the RFP was blank. CAn you please provide a new one?

Yes - An updated form has been provided

4 Page 8 of 27 of the RFP states we are to provide C. Backup Pricing

Worksheets as part of our Price Proposal. Typically, we have not been required to provide this information in the past. Can the government please remove this requirement from the RFP?

Yes - Backup pricing worksheets will not be required.

5 Page 9 of 27 of the RFP states that all projects must have been, "successfully and substantially completed within the past ten (10) years.

Can you please confirm that a project which is currently 90% complete qualifies as "substantially complete"?

No, please submit projects that are fully substantially complete.

6 Page 9 of 27 of the RFP states that the PBS Past Performance

Questionnaire is excluded from the page limitation. Can you please confirm that any previously completed PPQs and/or CPARS evaluations will also be EXCLUDED from the page limitations?

Yes - The PPQs and previously completed PPQs will be excluded from the page limitation.

7 In order to provide the GSA with the best offer, we would like additional time to fully review and evaluate the project scope of work.

The proposal due date has been extended until August 30, 2021 at

4:00 PM ET

8 Drawing S-002 - Note MA-8 indicates the following: grout solid cells with reinforcement, grout solid cells in below grade construction where masonry is in contact with soil. Drawing S-600 - Note 5 indicates the following: design of masonry walls is based on fully grouted walls with reinforcement as scheduled. Please clarify which grouting method shall be considered.

Walls shall be fully grouted per S-600 and architectural wall type schedule

Hato Rey Capital Security Project - GC RFIs

9 As per spec 042000 - 2.6.D, the horizontal reinforcement (bond beam) will be 2#4 at 24 inches. As per drawing S-600 - Note 2, the horizontal reinforcement (bond beam) will be 2#4 at 48 inches. Please advise.

Provide 2#4 @ 24" o.c. horizontal reinforcement. Note 2 on 1/S-600 will be adjusted accordingly.

10 Specifications includes a section for air barriers quality control testing

(01 40 25). Please clarify air barriers scope.

Exterior concrete with sealer constitutes the opaque wall air barrier for this project.

11 As per Drawing G-011 – Note 2 indicates the following: patch and firestop all existing voids in existing partitions with assumed fire resistance rating in a manner consistent with the indicated rating.

Please provide the location of the existing partitions to be patched.

The partitions with assumed ratings are marked on the life safety drawings. Where work of this project alters, penetrates, modifies, or overfinishes these indicated partitions, patch and firestop existing voids and voids associated with project scope to provide/maintain assumed rating.

12 As per Drawing CS-500, the heavy-duty asphalt pavement section is the following: 1 ½” S-1, 1 ½” black base, 8” mogolla, 25” A-2-4, and compact sub-grade. Please advise if the design intent is to remove 36” inches of existing material and backfill following the heavy-duty asphalt section.

In the areas where the use of "heavy-duty asphalt pavement" is indicated, all existing material should be removed to a depth of 36 inches so that it is then filled with the layers of the materials indicated in the detail "Heavy Duty Asphalt Pavement Section" and applying the compaction percentage to materials as indicated on plans.

13 As per Drawing CS-500, the typical asphalt pavement section is the following: 2 ½” S-1, 6” mogolla, and 12” A-2-4. Please advise if the design intent is to remove 20 1/2” inches of existing material and backfill following the typical asphalt section.

In the areas where the use of "typical asphalt pavement" is indicated, all existing material should be removed to a depth of 20.5 inches so that it is then filled with the layers of the materials indicated in the detail "Typical Asphalt Pavement Section" and applying the compaction percentage to materials as indicated on plans.

14 Specifications includes a section for spray-applied fire resistive materials (07 81 00). Please clarify spray-applied fire resistive materials scope.

No spray-applied fire resistive materials shall be provided in scope.

Disregard this section.

15 Drawing AD-112 indicates the following: relocate existing overhead services as required to provide ceiling and partition works per floor plans. Please provide the existing utilities as-built drawings to evaluate the existing services to be relocated.

Refer to MD-drawings and demolition drawings of other trades.

16 There are several existing utilities to remain that will pass through the new secure corridor masonry walls. Please provide a detail for the finish around the existing utilities to remain.

Provide detention grade pick-proof security sealant at all penetrations in corridor masonry walls. Detail clarifying this condition shall be provided on drawing A-601 in Addendum 1.

17 The new exposed masonry wall inside the Courthouse basement will be installed over the existing slab on ground. Please clarify what scope shall be considered to level the existing floor in order to receive the new exposed masonry wall.

Provide exposed masonry walls bedded in mortar as specified in Part

3 of 04 20 00 - Unit Masonry, in order to provide wall in accordance with Section 3.3 TOLERANCES.

18 Drawing A-371 - Detail 2 includes the typical seismic / expansion joint floor cover detail in terrazzo flooring. Drawing A-351 – Detail 8 includes the typical seismic joint between cast-in-place concrete walls. Please confirm that Detail 2 shall be used the floor/floor joint condition.

Confirmed, 2/A-371 is the typical condition at all seismic joints in terrazzo flooring areas.

19 For the two (2) UPS (6KV) shown on the electrical riser diagram on drawing E-001.00 do we have to include a start-up by manufacturer representative and is training requested for this particular equipment?

Yes, all equipment requires training and start up representations

20 Please provide specifications for the four (4) meters shown on the electrical riser diagram on drawing E-001.00.

Refer to Section 26 09 12 - ELECTRICAL POWER MONITORING

AND CONTROL, to be provided as part of Addendum 1.

21 Please define and provide scope related to the new meter’s integration to GSA network.

Refer to Section 26 09 12 - ELECTRICAL POWER MONITORING

AND CONTROL, to be provided as part of Addendum 1.

22 Define “Inverter System” on General Note #36 on drawing E-001.00. Inverter system has been removed from scope. All emergency lighting shall be powered via UPS power

23 Provide existing Access Control brand and current service provider contractor information or approved contractors by GSA.

Refer to Section 28 13 00 for GSA PACS and GSA card reader scope and requirements. Existing GSA PACS is Gallagher 6000. Refer to G-

003 for additional standards and delineation of scope for security devices.

24 Provide security consultant drawing mentioned on General Note #36 on drawing E-001.00.

We assume this RFI is in reference to General Note #30. Refer to

Drawings G-003, A-401, A-402, A-403, A-535, A-401.4, and A-401.5 for security device location drawings and schedules.

25 The specifications mention Wayne-Dalton's Model 888 ADV-Xtreme as basis of design, this is a rolling service door with dual-walled non-insulated solid aluminum curtain, but Detail 10 on Drawing A-623 indicates that the curtain is 22 GA Stainless Steel slats filled with insulation. Which one prevails?

Insulated door curtain is required per 08 33 23 2.3 F. Specification prevails for door curtain material per 08 33 23 2.3 G (Aluminum).

26 The specifications call for 1-7/8" center-to-center door curtain slats and this is also in conflict with Detail 10 on Drawing A-623 which indicates that the curtain slat height is 3". Which one prevails?

Specification prevails. Slat height shall be updated to match basis of design Rytec Spiral (6") in Addendum 1.

27 The specifications in Section 2.3, H., 1 require vision panels with glazing "where indicated" on the curtain slats. The vision panels will weaken the wind resistance of the curtain. What shall we quote, solid curtain slats or slats with glazed vision panels?

Vision panels shall not be provided in any overhead door curtain.

28 Specification 075216 part 2.7 item C calls for Polyisocyanurate board

TYPE II GRADE 2 (this means 20 psi). However, Item C.3 calls for 25 psi. Please confirm if we proceed to quote Type II Grade 2 for a 20 psi.

20 PSI / TYPE II Grade 2 is required. 25 PSI is not required. This will be clarified in Addendum 1.

29 Please confirm if an R-Value is required in the roof work rigid insulation. A total of R-20 continuous insulation is required for roofs in accordance with ASHRAE 90.1 / 2018 IECC for Climate Zone 1.

30 Specification 075216 part 2.1 item C.1 (Roofing System Performance) calls for 180 mph. Please confirm if a wind rider by manufacturer is required and specify the wind speed. Also take into consideration that no manufacturer will give 180 mph wind rider. Have to be less.

A roof warranty rider specifying 180 MPH winds is not required by specification 07 52 16. However, a Wind Uplift Resistance Submittal is required to provide manufacturer's report confirming that the roof as installed can resist the uplift force of 180 MPH winds when tested in accordance with UL 1897. The installed roof must also demonstrate compliance with wind uplift force testing per FM Global Loss

Prevention Data Sheet 1-52 (FM 1-52) in compliance with this section.

31 The specification calls for a downward locking panel security ceiling assembly. This would be Gordon - Lockdown product. It’s typically 2’ x

2’ panels that snap into grid. However, the drawings show and call out a

Plank security ceiling assembly. This would be the Gordon Celline product. These planks are progressively installed. Please see attached drawings for both ceiling types along with the brochures. Please advise which security ceiling assembly shall be considered.

Plank security ceiling assembly is required for the security ceilings of this project.

32 On drawing M-100B.00, the new CHW Piping Tie ins and new piping sizes are missing. Does this tie ins requires an in-service Hot Tap?

New CHW piping tie ins are a reconnection of existing piping to relocated systems. Reconnection piping to match sizes of existing pipe at cut locations.

33 On drawing M-100B.00 indicates the relocation of the existing

Evaporator, but does not show the associated condenser location, nor route nor piping sizes. Is this Evaporator Dx Type or CHW type?

MD-100B.00 and MD-100C.00 notes the evaporator location and two condensers near them to be relocated (two evaporators are shown as existing in the corridor, but only one is being relocated). M-100B.00 shows the evaporator to be relocated into the mechanical room. M-

100E.00, top-right, shows the two condensers being relocated to a wall mounted position immediately outside the mechanical room.

These are refrigerant split systems.

34 On drawing M-100S.00 indicates existing units to be relocated to temporary equipment location. Please indicate where the temporary location is shown on the drawings in order to calculate the additional material needed.

The temporary location is recommended to be the new equipment platform where the replacement (permanent) equipment will be installed after replacement. Here the equipment can be permanently secured without having to pour a temp concrete pad.

35 As per drawing CS-100 Note 9, the contractor shall be responsible for all relocations, including but not limited to all utilities, storm drainage, signs, trees and poles, etc as required. Please provide the existing utilities as-built drawings to evaluate the existing services to be relocated.

Refer to file "20-1104 - PAB-1 GPR of Three Areas" for a site survey dating from November 2019. Additional as-built information is not available. This information is provided for reference only.

36 As per drawing AD-113, the existing ceilings shall be modified as required for new refrigerant piping runs and incidental work. Please provide the existing ceiling specifications.

Specification 09 51 13 - Acoustical Panel Ceilings shall be provided as part of Addendum 1.

37 Please provide the specifications for the 1” rigid insulation that will be installed behind the wall masonry units.

Refer to Rigid Insulation specification.

38 Luminaires: Please confirm that luminaires label EM are the ones connected to UPS panelboards.

Confirmed, EM light fixtures shall be connected to UPS panelboards

39 Luminaires: Please advise if drivers for lighting fixtures should be 0-

10V.

LED Drivers to be 0-10V as per spec section 265010; 2.5D

40 Lighting Control: Please clarify if the project is a totally separate system for the existing system in the Courthouse or is part of the existing system in the building. Paragraph 1.6 of specs. 26 09 23

(Lighting Control Devices) indicates compatible but does not specify.

Lighting control system for new work shall be integrated to the existing base building system.

41 Lighting Control: Please indicate a list of areas, circuits, and zones to be included & controlled by the Lutron System.

Each room with normal and emergency lighting shall have a minimum of 2 zones, 1 zone for normal lighting and 1 zone for emergency lighting.

42 Lighting Control: Please confirm that the only location of all Lutron wall controls will be USMS Command and Control Center at first floor of FOB and no additional wall controls will be needed in other parts of the project.

Lighting control devices are all located within the USMS command and control center

43 Lightning Protection System: Please advise if there are Technical

Specifications of this trade.

See attached specifications for lighting protection system.

44 Identification for Electrical System: As per specs 26 05 53 section 2.5 E

3., an Arc Flash Warning Label is required for all new equipment. Are you requesting a Short Circuit, Coordination and Arc Flash Hazard

Analysis/Studies of FOB, Nazario Courthouse and Federal Parking

Garage to comply with this requirement? Please advise.

Arc flash warning label is used as an example, arc flash study requirements as per specification section 262804. Arc flash study scope shall pertain only to the portions of the Hato Rey complex that are being affected by demolition / new construction scope.

45 Identification for Electrical System: As per specs 26 05 53 section 3.2 P

1. a, please indicate the information to be included in Equipment

Labels and color of background and letters.

Included information and colors of identification labels shall be coordinated with building management office during submittal review process.

46 Panelboards: As per specs 26 24 16 section 2.8 B, a Surge Protective

Device (SPD) will be included in Panel DP-EC. Does Panel AP-EC & UPS-

A & B also need an SPD?

Yes, as per specifications 262416.2.8B panels which are part of the emergency power distribution system shall each be equipped with a listed surge protective device

47 Panelboards: Do we have to furnish panelboards spare breakers to comply with Maintenance Material Submittals? (specs 26 24 16 section 1.7). If affirmative please indicate quantity, amps and poles required.

Spare breakers on new panelboards are shown in panel schedules.

48 Panelboards: Is Fungus Proofing treatment required for overcurrent protective devices and other components in Panelboards.

Fungus proofing is not required

49 Panelboards: New emergency feeder for Panel DP-EC will be connected to EDP-FOB-B1 panelboard. Please indicate type, frame, and amps of the new breaker to be supplied.

New breaker feeding panel DP-EC shall match the characteristics of existing breakers within distribution panel.

50 Panelboards: In drawing E-402.00 existing Panel ‘CHE’ is included in the Panel Schedule but no instructions to connect any additional loads. Please confirm.

There are no new loads in panelboard CHE

51 Disconnect Switches: In drawing E-100A.00 the Elevator Machine

Room Part Plan there is a detail of three Disconnect Switches for the

Elevator Equipment. Please indicate Nema enclosure required of each one and amps & poles for Cab Lights and Oil Cooler. Please clarify the meaning of “U” in the Disconnect Switch Notes. Also please indicate

Nema enclosure required for all exterior disconnect switches.

Refer to spec section 262816 for all Enclosed Switches and Circuit

Breakers. Sizing to be based on Elevator designer’s total loads as per their design documents. NEMA 1 for dry space and NEMA 4 for wet space. U means unfused.

52 Disconnect Switches: Also, we need the feeder and conduit size for each disconnect switch at Elevator Machine Room and which panel will the oil cooler be connected.

Refer to spec section 262816 for all Enclosed Switches and Circuit

Breakers. Sizing to be based on load as specified in Section 14 24 23 -

Elevators.

53 Disconnect Switches: In drawings E-100A.00, E-100B.00 & E-101.00 please indicate Nema enclosure for Thermal Overload Switch.

As per specifications, for indoor location provide NEMA 250, Type 1, for outdoor locations provide NEMA 250, Type 4X, stainless steel

54 Fire Alarm System: Fire Alarm Riser in drawing 300.00 - Please clarify what the " El FPA" symbol means.

EL FPA for shunt trip breakers has been removed from scope

55 Fire Alarm System: Can you clarify the meaning of: "Reinforce"

Speaker / Strobes? Do you mean the unit with a Lexan vandal resistant cover?

As per USMS Publication 64 Volume I-II fire protection systems in prisoner spaces shall be installed with tamper-resistant covers.

56 Fire Alarm System: Fire Alarm System Sequence of Operation in drawing FA-001.00 indicates that all the devices shall active an LED in each Remote Annunciator. Also, section 266001-6 7.9.b, also indicates that any trouble condition shall be indicated in the remote annunciators. But the annunciators do not have built in the new devices nor new layout. Question: Do we need to include the replacement of those (3) annunciators with the new additions?

RFI is unclear. Annunciators provided in this project as indicated must posses LED functionality and connectivity as specified.

57 Fire Alarm System: Quantity of Fire Alarm Devices do not match between Riser Diagram and drawings. Please advise.

Provide quantity as per floor plans. Riser diagram revised per

Addendum 1.

58 Security Devices: In drawing A-401Dual Height Pedestal Mounted

Scramble Pads with A/V Intercom refers to Drawing A-631 for pedestal detail. Drawing A-631 is not part of the Bid Set documents.

Please advise.

Refer to Detail 5/A-371. Reference will be corrected in Addendum 1.

59 Wiring Devices: In Secure Corridors “outlets to be provide with tamper resistant covers”. Does the receptacle itself has to be tamper resistant also? Will the securing screws are the ones to be tamper resistant? Please advise.

Provide tamper resistant covers featuring tamper-resistant screws

(T20 TORX or similar), #14 zinc plated steel cover plate with powder coat finish, and tamper resistant (TR) receptacles with safety ground tab or equivalent ground feature. For all outlets in prisoner spaces per

USMS Publication 64 Vol. I-II.

60 Wiring Devices: Can receptacle identification be done with Brother P-touch Labeling System and TZe Tapes? Please advise.

Labeling must meet the requirements of P100 section 6.5.7.7

Equipment Labeling and NEC 408.4

61 UPS – A & B: Suppliers are asking for additional information and specs for both UPS. They claim that there is no reference of the catalog number to a product itself. Please advise.

UPS Model number is provided on drawing E-100B

MODEL#BH10KEL2081P100 as manufactured by EATON

62 Drawing S-020 – Note 3 indicates the following: for design wind pressures on components not provided, contractor shall retain a professional engineer to determine wind pressures on the affected components. Please clarify the scope by the contractor.

Scope per the note involves the determination of wind pressure for any delegated design component where wind pressures are not already shown on S-020. One example is the on-site façade mockup shown on A-701.

63 Please provide the installation details and location for the masonry wall ties and anchors.

Ties occur at Type D partitions, as specified in Section 04 20 00 - Unit

Masonry. Drawing A-601 will be revised to clarify this in Addendum 1.

64 Please confirm if grooved type fittings are acceptable to be used on the chilled water piping system for the new 8'' and 2'' piping portions.

Per P-100 GSA rulebook:

For copper piping, brazed, soldered, and press-seal

(test to 2100 1050 kPa [300 150 psig]) fittings are acceptable. Grooved or mechanically formed T-type fittings are not acceptable.

Refrigerant piping shall be Type ACR or Type K copper with brazed joints.

For steel piping, threaded malleable iron fittings for 50mm (2”in.) and under, and welded Sch 40 fittings for pipes 64mm (2 ½”) and over are acceptable.

65 As per drawing A-611, Room G1201C (Secure Corridor) will have a

TER-1 floor finish. Please provide the location of this room.

Room 1201C is not in scope, and shall be removed from the room finish schedule as part of Addendum 1.