Posted: 5/3/2024

Type of Addition: Addendum Two

Overview: Responses to RFI and an updated pre-qualified list. 

Documents:

• Bid_23_24_03_Laney_L_LRC_Addendum_02.pdf

Posted: 5/24/2024

Type of Addition: Addendum Three

Overview: Answers to RFI and extending the bid due date to June 6th, 2024.

Documents:

• Bid_23_24_03_Laney_L_LRC_Addendum_03.pdf

Posted: 6/10/2024

Type of Addition: In Review

Overview: Rodan subcontractor list

Documents:

• Rodan_Builders_Subs_List.pdf

Posted: 7/1/2024

Type of Addition: Reject all bids

Overview: The district is rejecting all bids.

Documents:

• Bid_23_24_03_Reject_all_bids_signed.pdf

Posted: 4/11/2024

Question: Can you please confirm, that only bidders whom have been prequalified at our above the project value, will be eligible to bid the project? Additionally, will the district be providing an approved contractors listing that includes the prequalification limits for each firm?

Response: Response can be found in Addendum One.

Posted: 4/19/2024

Question: Addendum #1 states that "Bidders are required to meet the District's twenty-five percent (25%) goal." Please confirm this means that the bidder will be considered non-responsive if this requirement is not met, and not just that they will not receive the discount.

Response: Yes, bidders who do not meet the District’s twenty-five(25%)goal will be considered non-responsive. Here is the link to the board policy. https://6398505.fs1.hubspotusercontent-na1.net/hubfs/6398505/PCCD%20BP%206355%20Small%20Busines%20Enterprise%20Program.pdf

Posted: 4/22/2024

Question: Please clarify where spec 070921 - Site water repellents is applicable and where 071900 - water and Graffiti repellents is applied differently. These appear to be redundant specs with conflicting direction

Response: 071900 applies to the building exterior, and 070921 applies to the exterior site concrete elements.

Posted: 4/22/2024

Question: Please clarify where spec 054000 - cold-formed metal framing is applicable and where 092216 -Non-structural metal framing is applied differently. These appear to be redundant specs with conflicting direction

Response: 092216 applies to cold-rolled furring channels and 054000 applies to all other cold-formed metal framing.

Posted: 4/22/2024

Question: Clarify where spec 102213 - Wire Mesh Partitions is applicable. The basis of design appears to more for of a fixed cage used for storage.

Response: Wire mesh partitions and gates are located at the IT Delivery Cage at Level 1 Rm 180A - see interior elevations 1E+1S/A5.16 and IT Cage Gate (Door # 180A.1 on A2.51)

Posted: 4/22/2024

Question: Please confirm the floor finishes of the Stairs are correct on the Finish Schedule A9.10. The Floorplans A9.11, A9.12, and A9.13 are not consistent with the schedule. Such as RF-1

Response: Stair A - sealed concrete in steel pan Stair B - sealed concrete in steel pan Stair C - precast epoxy terrazzo treads & landings

Posted: 4/22/2024

Question: Please clarify SecureALL Corporation is the existing system to tie into.

Response: SecureALL is the product used at the Laney campus.

Posted: 4/22/2024

Question: A rectangular object is depicted in “Coffee Cart 101A” but is not shown in elevation or detail. Will there be millwork scope at Coffee Cart 101A? (A2.31)

Response: Coffee Cart is Not In Contract.

Posted: 4/22/2024

Question: Atrium elevations on A5.12 depict solid wood slats at the return louver assembly at the penthouse level. Will scaffolding be provided at the at the atrium for access?

Response: During construction, the bidder is to provide scaffolding to install and access the return louver assembly at the penthouse level.

Posted: 4/22/2024

Question: Elevation 7S/A5.14 depicts tall cabinets with a unique shading pattern that is not represented on the legend. Will these tall cabinets be millwork item? If so, please clarify the finishes.

Response: Movable cabinets in Rm 133A are NIC.

Posted: 4/22/2024

Question: Elevation 2S/A5.18 depicts tall cabinets with a unique shading pattern that is not represented on the legend. Will these tall cabinets be millwork item? If so, please clarify the finishes.

Response: Movable cabinets in Rm 202A are NIC.

Posted: 4/23/2024

Question: Detail 24/A7.11 shows sheet waterproofing only at elevator wall and vapor retarder at elevator underslab. Please clarify sheet waterproofing is not required at elevator underslab. Please provide a map/ highlight sheet showing WP extents.

Response: See updates to 24/A7.11 and 1/A4.21

Posted: 4/23/2024

Question: In detail 3/A7.11, the call-out mentions that Two layers of sheet membrane at below grade wall adjacent to planter wall. Please clarify if the two layers of sheet membrane is required only at perimeter wall adjacent to planter wall or at all the perimeter walls. Please provide a map/ highlight sheet showing WP extents.

Response: TWO LAYERS OF SHEET MEMBRANE IS REQUIRED AT ALL PERIMETER GRADE CONDITIONS. OUTER LAYER TO LAP OVER INNER LAYERS MIN. 6" ON VERTICAL FACE.

Posted: 4/23/2024

Question: Please clarify if HRA waterproofing is needed at the planter along grid line 1 and at the planter along grid line D1 between grid line A1 & B1. Please provide a map/ highlight sheet showing WP extents.

Response: THE OBJECT ALONG GRIDLINE 1 IS AN ABOVE GRADE PRECAST BENCH. REFER TO L6.07 FOR DETAILS. THE WALL ALONG GRIDLINE D1 IS A SITE WALL, REFER TO 6/L6.03. USE SELF ADHERED SHEET WATERPROOFING AT 6/L6.03 WHERE NOTED.

Posted: 4/23/2024

Question: The detail 6/A7.81 shows traffic coating at interior of entry door sill. Please clarify that the traffic coating is needed only at entrance grilles area or at the whole public entrance & lobby area. Please provide the specification and details for traffic coating.

Response: TRAFFIC COATING REQUIRED AT RECESSED WALK OFF MAT ONLY. USE POLYURETHANE TYPE, REF ADDENDUM 3 SPECIFICATION UPDATES FOR MORE INFORMATION

Posted: 4/23/2024

Question: Please clarify if the reading room (255) at level 2 has HRA waterproofing and Pavers over pedestals per the call-out on slab plan 1/A2.12.

Response: THE READING ROOM IS AN EXTERIOR SPACE OVER INTERIOR SPACE BELOW. SEE 1-4 /A7.71 FOR TYPICAL DETAILS

Posted: 4/23/2024

Question: Please provide the R-value of Main Roof, Penthouse Roofs, Stair Roof, and Skylight Atrium Roof.

Response: LEED DOCUMENTION CALLS FOR R30 AVERAGE ROOFING INSULATION VALUE

Posted: 4/25/2024

Question: I am reviewing the 18 page Peralta Community College District Approved Contractor List Updated 04/25/2024 that is available on the Peralta Community College District web site. Please clarify if the district requires the general contractor to award contracts to PCCD prequalified Mechanical, electrical and plumbing contractors and if this document is to be used to verify if the Mechanical, electrical and plumbing subcontractors are prequalified.

Response: No, the district does not require the general contractor to award contracts to PCCD prequalified mechanical, electrical and plumbing contractors. However, it is to the benefit of the MEP subcontractor to be prequalified with the district but not required.

Posted: 4/25/2024

Question: Scope of Work: Electrical Drawings: E2.41; E2.42; E2.43 Spec: None Questions: "Sheet Note 35 on E2.41, Note 18 on E2.42, and Note 23 on E2.43 all state to “See power plans for fan and light circuit” but these circuits are not shown on the power plan. Please indicate paneland circuits."

Response: The circuits are indicated on drawings E3.6, E3.7, and E3.8. The light and the fan are on the same circuit per 8/E5.03.

Posted: 4/25/2024

Question: Scope of Work: Electrical Drawings: E3.31; E3.32; E3.33 T2.01, T2.02: T2.03; T5.12; T5.19; T5.21A Spec: None Question: The outlet floor boxes do not match between the Electrical Drawings and Telecom Drawings. Which are we to follow, Electrical or Telecom?"

Response: See response to Bid RFI #39

Posted: 4/25/2024

Question: Scope of Work: Electrical Drawing: T9.03 Spec: None Question: T9.03 – WAP Procurement – Per detail 8 on T9.03 Note 3 – “WAP unit and mounting brackets are shown as examples. These may differ from owner furnished components” – are the WAP devices Owner Furnished Contractor Installed?

Response: WAP devices along with brackets are Contractor furnished and Contractor installed per specification 272133.

Posted: 4/25/2024

Question: Scope of Work: Metal Decking Drawing: None Specification: 05 30 00 & 00 11 16 Question: Specification section 053000 Steel Deck allow for Epic Metals and Verco Manufacturing Co. products; however, NOTICE TO BIDDERS Document 00 11 16 section 17(1)(a) states "Division 05, Metal: Epic Structural Deck; no known equal." Confirm Epic Structural Deck is the only manufacturer to be used for specification section 05 30 00.

Response: "The decks exposed in the final view for Laney LLRC have been designed for Epic Metals products, but we are open to review substitutions provided the following is true: 1. The proposed decks have current 3rd party evaluation reports (ESR, IAPMO). 2. Calculations by a structural engineer licensed in Calif are provided confirming the proposed decks match the gravity and seismic capacity of the Epic decks in the CDs. 3. Design Team approves of the decks architecturally, including for acoustic performance. 4. DSA provides full acceptance of the product and engineering. 5. Design Team review and the product substitution process as required by section 01 25 13 occurs after bid is awarded.

Posted: 4/25/2024

Question: Scope of Work: ACT Drawing: 16/A8.30 Specification: None Question: Due to the current design being atypical - Referencing the mentioned detail, can the grid ceiling be installed with expansion anchors/pin and clip wires (shot to the deck) in lieu of wedge anchors and isolators?

Response: Expansion anchors do not work for the acoustic deck in the drawings: see detail 9/S5.10. If a shot pin system for support of grid ceiling is submitted per the substitution request process listed in the Bid Documents, the Design Team will review. Note that the shot pins would be connected to perf metal at the deck soffit, and unless the 3rd party evaluation report for the shot pin addresses perf metal, it is likely that reduced capacities will have to be assumed. The substitution would be subject to DSA approval.

Posted: 4/25/2024

Question: Item: Substitutions Specification: 01 25 13-2, Section 1.02, D Questions: Since we cannot upload documents in the Submit Question platform, what is the protocol for submitting request for substitution forms and/or any supporting documents to RFIs?

Response: See Document 01 25 16, Substitution Request Procedures in the Documents section of this project and in the forthcoming Addendum Two.

Posted: 4/25/2024

Question: Scope of Work: Coiling Doors Drawings: A2.51, A2.31, A8.36 Specification: 083326 2.1 A Question: Per Finish Schedule on A2.51, Doorways 120.4 and 150.3 are commented as "OVERHEAD WIRE MESH SECURITY CURTAIN" but specified as Type V Side Coiled Wire Security Door. Please confirm Doorways 120.4 and 150.3 are Side Security Curtain mesh under Spec 10 81 11 for Pre-engineered Security Gate and Screens."

Response: Confirmed.

Posted: 4/25/2024

Question: Scope of Work: Electrical Drawings:T0.03, T2.01, T2.02, T2.03, T9.10 Specification: None Question: Drawing set T0.03 does not identify the Security Detail required for each door listed below. Should we follow the security detail listed for each door on drawing sets, T2.01, T2.02, T2.03? 105.1 205.3 280.1 284.1 289.1 294.1 350.1 383B.1 390.1 116.1 217.1 281.1 285.1 289.2 270.1 380.1 383C.1 391.1 161.1 241.1 282.1 286.1 290.1 270.2 380.2 383D.1 181.1 242.1 282.2 288.1 291.1 310.1 381.1 386.1 183A.1 250.2 283.1 289A.1 292.1 317.1 383A.1 388.1

Response: Door numbers 100.1, 100.2, 180.1, 183.1, 294.1, 280E.1, 211.1, 350.1, 311.1 shall use door detail T9.10/5, door numbers 112.1, 270.3 shall use door detail T9.10/4 and everything else shall be T9.10/6. See Sheet T0.03 Security Door Schedule. See Item ADD-3.06

Posted: 4/25/2024

Question: Scope of Work: Electrical Drawing: T0.03, T9.10 Specification: None Question: Door 161 on drawing set T0.03 calls for a Security Detail 7. However Security Detail 7 does not exist or is not identified on drawing set T9.10. Which security detail do we identify this door as?

Response: Sheet T2.01 reflects the correct security detail for door number 161.1, which shall use door detail T9.10/6.

Posted: 4/26/2024

Question: Scope of Work: Electrical Drawing: T0.03, T2.01, T2.02, T2.03, T9.10 Specification: None Question: Drawing set T0.03 calls for each door listed below to have a hard wired/cabled Security Detail 8. However the security detail on each floor plan calls for for a wireless security system, ""symbol IL"". Which drawing set (T0.03 or Floor Plans T2.01, T2.02, T2.03) reflect the correct security detail? 120.1 141.1 166.1 203.1 263.1 321.2 364.1 120.2 142.1 167.1 203.2 264.1 331.1 383.1 130.1 143.1 168.1 221.1 265.1 332.1 383.2 130.2 150.2 169.1 221.2 270.4 341.1 383E.1 131.1 160.1 183B.1 231.1 283A.1 342.1 392.1 133.1 160.2 183B.2 232.1 286A.1 351.1 393.1 133A.1 162.1 183C.1 251.1 303.1 351.2 394.1 135.1 163.1 201.1 251.2 303.2 361.1 396.1 135A.1 164.1 201.2 261.1 304.1 362.1 140.1 165.1 202.1 262.1 321.1 363.1"

Response: Design Team will response to this RFI 056 in RFI 055. This is a duplicate of RFI 055. See response to RFI 055.

Posted: 4/26/2024

Question: Scope of Work: ACT Question: Will we receive any CAD files for this project? Specifically, any depicting the specialty ceiling, ACT-3?

Response: Once Bid is awarded, CAD files can be provided.

Posted: 4/26/2024

Question: Scope of Work: Structural Steel Drawing: None Specification: 05 12 00 Question: In the specifications it calls for AISC Certification for Structural Steel fabrication and AISC Advanced Certification for Installation. Please confirm if this is a required.

Response: It is required.

Posted: 4/26/2024

Question: Reference General Conditions document 00 72 13 section 13.1.1.2- We request approval for Contractor’s deductible or self-insured retention for its Commercial General Liability Insurance policy shall not exceed $1M.

Response: Contractors requesting approval to change the Commercial General Liability Insurance deductible from not exceeding $25,000 to a higher amount will need to provide their deductible and additional information to Peralta College. To ensure the General Contractor is able to meet the higher deductible financially, the College will request financial information and/or deductible funding details.

Posted: 4/26/2024

Question: Reference General Conditions document 00 72 13 sections 13.1.1.1 & 13.1.2.2 &13.1.6.1 & 13.1.7.2.3 &13.7.2.5 & 14.2.6; it is requested the reference to “Architects(s)” be stricken from each noted section.

Response: The College will be maintaining the requirements within sections 00 72 13 sections 13.1.1.1 & 13.1.2.2 &13.1.6.1 & 13.1.7.2.3 &13.7.2.5 & 14.2.6.

Posted: 4/26/2024

Question: Scope of Work: Insulated Metal Panels Drawings: None Specification: 07 42 13 Question: The Spec calls out the panel material to be 20-gauge aluminum, but the finish on the same Spec - Section 2.9, is called out to be stainless steel, which is not available according to Kingspan. Please help clarify what should be the correct panel finish.

Response: "20-GAUGE ALUMINUM IS THE INTENDED SPEC. FOR INSULATED METAL PANELS, THE FINISH IS SILVERSMITH MICA. (MORIN COLOR) FOR CORRUGATED PANELS, THE FINISH IS DOVE GRAY (STANDARD MORIN COLOR)"

Posted: 5/2/2024

Question: Plant Legend and Shrubs on L6.11 do not show the sizes of the plant material. Please provide plant material size for each shrub.

Response: See response to Bid RFI #57

Posted: 5/2/2024

Question: Scope of Work: Structural Concrete Drawing: 2/S4.21 & 1/S4.23 Specification: None Question: Architectural details has put limits on tie spacing and tie sizing. Currently when incorporating Self Consolidating Concrete with the wall height from TOF to level 2 pan deck elevation, it results in formwork pressure in excess of 3,750 PSF. To reduce formwork pressure on the architectural walls, closer to 2,250 PSF, it is recommended to pour from top of footing to top of SOG (all non-architectural). Please confirm that terminating wall pour from top of footing to top of slab on grade is acceptable. Additionally, are CJ locations required to be located as shown or is there flexibility in location?

Response: Cold joints at the top of slab at shear walls will not be acceptable. Follow design documents.

Posted: 5/2/2024

Question: Scope of Work: Storefront Door Hardware Specification: 08 71 00, 08 44 13, 08 41 28 Drawing: None Question: a. Please provide hardware set for door 250.3 b. Doors 392.1, 394.1, and 396.1 call for hardware group 15. Hardware group 15 says “not used” in the spec. Please provide hardware group 15 or specify a different hardware group for these doors c. Door 280.1 calls for hardware group 30. Hardware group 30 says “not used” in the spec. Please provide hardware group 30 or specify a different hardware group for this door. d. Please confirm all “SecureAll” door hardware can be provided by Div 28 or owner. Manufacturer is nonresponsive and we are unable to get pricing on these items. "

Response: Reference Addendum 03 revisions to A2.51 Door Schedule. a. Door 250.3, Hardware Set = ## (See additional notes on A2.51) b. Door 392.1, Hardware Set = 11 Door 394.1, Hardware Set = 11 Door 396.1, Hardware Set = 11 c. Door 280.1, Hardware Set = 31 d. SecureAll door hardware is to be CFCI (contractor furnished, contractor installed). The local SecureAll representative is Rick Schaffzin, 650-704-2725 rick.schaffzin@secureallcorp.com

Posted: 5/2/2024

Question: Scope of Work: Interior Storefront Specification: 08 41 28 Question: Frame marks SF19 and SF9 call for G7 glass type (3/8” clear tp) but have 5/8” shown in frame type column. Please confirm if these frames are to receive 5/8” (G9 or G10) laminated or 3/8” clear TP glazing (G7)"

Response: SF9 to have G7. SF19 to have G9.

Posted: 5/2/2024

Question: Scope of Work: Sound Control Windows Specification: 08 51 15 Drawing: A8.52 Question: a. Please provide the STC rating required at interior acoustical window type W2. Section 08 51 15-1.6C-1 is missing this requirement. b. Please provide clarification on “tilted glass” callout on interior glazing system schedule (W2/A8.52)

Response: a. Acoustical window type W2 shall be minimum STC 42. See 08 51 15. b. Acoustical windows often have sloping glazing within the frame.

Posted: 5/2/2024

Question: Scope of Work: Signage Question: Please provide the missing drawings for AW3 (Building Directory), AW4 (Directional Signs), and W5.1 (Exterior Letters)

Response: AW3 = W3 AW4 = W4 W5.1 and W5.2 sign types not used

Posted: 5/2/2024

Question: Scope of Work: Signage Drawing: W4.1 Question: The Sign Message list provided on sheet W4.1 references Sign Type R1. No Sign Type R1 is found on sheets W2.1 to W3.4.

Response: Clarification to Sign typos: W1.3.1 = W1.3 W2.1 = W2 W.13.1 = W13 R1.1 = R1 R.11 = R11 R.13 = R13 R.14 = R14 See also response to Bid RFI #78

Posted: 5/3/2024

Question: Scope of work: Ceiling Systems (ACT) Drawing: A9.10, A5.11-A5.24 Question: AWP-1 locations shown on the finish schedule on A9.10 differ from locations visually shown on elevation sheets A5.11-A5.24. Please confirm elevation sheets supersede finish schedule.

Response: Confirmed, elevation sheets supersede finish schedule

Posted: 5/3/2024

Question: Scope of Work: Tile Drawing: A8.75 Question: 3&5/A8.75 show what appears to be a tile back splash with no indication of what the material is. Is the material to be ceramic tile?

Response: Back splash is ceramic wall tile 2 (CWT-2).

Posted: 5/3/2024

Question: Scope of Work: Mechanical Drawing: M4.11, M5.01 Question: The Heating Hot water system has 2 pumps located on the 1st floor as shown on M4.11 to pump water up to AHU's on the roof. The chilled water system does not show any pumps. Are there supposed to pumps on the chilled system?

Response: No. The chilled water system does not require tertiary pumps at the building.

Posted: 5/7/2024

Question: Scope of Work: Concrete Drawing: 5/S4.25, S2.02 Question: Drawings call for welding to steel of epoxy coated rebar at the Cantilevered tapered slab locations (reference 5/S4.25 & S2.02). epoxy coated rebar cannot be welded. Would it be acceptable to coat the welded sections of rebar with epoxy repair kit post installation/welding?

Response: The proposed approach is acceptable.

Posted: 5/7/2024

Question: Reference the Bid Form and Proposal Document 00 41 13-1 item #2- Allowance; states "The bidder's Base Bid and each alternate shall include a ten percent (10%) allowance for Unforeseen Conditions and complying with applicable federal, State and local requirements relating to COVID - 19 or other public health emergency/epidemic/pandemic. This direction leads to an ambiguous calculation. It is recommended the District provide a dollar amount for the value of the Allowance.

Response: Delete 10% allowance requirements, Item 2, Document 00 41 13, Bid Form and Proposal.

Posted: 5/8/2024

Question: Scope of Work: Electrical - LV Spec Section: 272133 Question: Spec section 272133 requires the LV contactor to provide and install wireless access points. Does this include programming of the WAP’s as well? Also, is the LV contractor required to provide any other type of network equipment? (switches and routers, etc.)

Response: Equipment within 272133 contractors scope: 1. WAPs 2. Mounting brackets 3. Licenses 4. In-line lightning arrestors (for exterior WAPs or antenna) Spec 272133 section 3.2 describes the scope of the installation effort of the contractor. They include the following: 1. Procure WAPs and mounting brackets 2. Deliver the Wireless Access Points (WAPs) to project site 3. Coordinate installation 4. Mount the WAPs 5. Patch the WAPs (patch cords provided by others) 6. Coordinate WAP patching with wired network integrator and owner a. Which switch port does the owner want WAPs connected? b. Licensing for the Owner’s existing controller c. Location, MAC and label of each WAP for the controller configuration 7. Coordinate WAP information with owner/network integrator a. The owner or wire network integrator will configure their existing Wi-Fi controller to add all the new WAPs b. Configuring the WAPs are excluded from the 272133 contractor’s scope 8. Verify WAPs are functional a. Review visible and communicating WAPs with owner and network integrator b. Help troubleshoot any non-functional WAPs 9. Assemble As-built information a. Inventory b. Warranty c. Maintenance contracts

Posted: 5/8/2024

Question: Scope of Work: Terracotta Wall Panels Specification: 07 42 29 Question: 1. Spec section 074229 calls out Terreal Piterek XS terracotta for the panels to be used for the project. This product is currently discontinued, can the architect provide an alternate product to be used for this scope of work? 2. If an alternate product is specified for the terracotta panels, will the cladding support system change as well? Horizontal & Vertical supports, installation clips & fasteners.

Response: See Addendum 03 updates to spec section 07 42 29, including additional manufacturers. Cladding attachment shall be per manufacturer specifications, backing structure designed by SEOR.

Posted: 5/9/2024

Question: Section 313213 2.2 A.1. Multi-shaft mixing equipment (machines with at least two soil mixing shafts with overlapping augers and blades) shall be used. a. states that diameter shall be minimum 3 feet and maximum 6 feet in diameter. There have been numerous soil mixing projects in the bay area and Oakland specifically that have utilized single axis mixing with diameters as large as 8 feet. Please confirm single axis mixing is acceptable and a larger diameter (e.g. 8ft) can be utilized?

Response: No. Per the project geotechnical report “we do not recommend using single shaft soil mixing equipment for creating deep mixed shear walls and grids because, in our experience, uniform mixing is more difficult to control when using single shaft soil mixing equipment.” Ninyo & Moore recommends that the existing specification for multi-shaft mixing equipment be followed.

Posted: 5/9/2024

Question: Section 095113, 2.5.A.3 states, ‘The panels shall be installed into the extruded aluminum grid system…’ However, the next paragraph lists (3) types of standard non-aluminum grid systems. Usually, aluminum grid systems are used in MRI rooms/swimming pools, etc. and might significantly affect the overall pricing. Please confirm that this project does not require any aluminum grid systems for acoustical ceilings. Otherwise, please specify the rooms that are to receive it.

Response: Confirmed, there is no requirement for alum grid systems. See Specification Section 09 51 13, Acoustical Panel Ceilings. See Item ADD-3.09

Posted: 5/9/2024

Question: Regarding WP-3: Addendum 2 added WP-3 to 062023 Section. However, similar product Wood Panel Grill WP-1, by the same manufacturer Rulon, are specified in 090000 'Material list' and also called out in Section 095426 updated in Addendum2 along with another Rulon product WP-2. Please advise who is responsible for furnishing and installing WP-3 (as well as WP-1, WP-3): the Acoustical Ceiling trade or Millwork trade.

Response: WP-1 and WP-2 are specified in 09 54 26. WP-3 is listed in 06 20 23 Interior Finish Carpentry. Rulon would be allowed to provide WP-3 given they provide the custom design per the construction documents. GC to the determine respective subcontractor procurement and coordination.

Posted: 5/9/2024

Question: RCP Finish Legend (see A2.41, etc.) lists (3) types of Architectural Reveal. We would like to get clarification on these reveals, their locations and specs: 1) Architectural Reveal Type 1: Detail 14/A8.32 shows the usage of this Reveal in the APC-1 Acoustical Plaster System. However, many marked areas are within the acoustical T-grid system (as marked below). Please advise on the locations and specs for the Type1 Architectural Reveal. 2) Architectural Reveal Type 2: We couldn’t locate it on the drawings. Please provide clarification on the locations, specs, and details for the Type 2 Architectural Reveal. 3) Architectural Reveal Type 3: Is the location marked below on A2.43 RCP the only place where the Type 3 Reveal is required? Please provide clarification on the locations, specs, and details for the Type 3 Architectural Reveal.

Response: "See 090000 and 064023 for specification of the Architectural Reveals, the hanging rail system for artwork. See See Addendum 03 for RCP's A2.41, A2.42, A2.43 clarifying reveal types. 1) See Addendum 03, flush reveals are limited to acoustical plaster APC-1 conditions 2) Surface mounted reveal Type 2 was only shown at one location, and has been changed to wall mounted Type 3 in Addendum 03. 3) Reveals at ACT ceilings have now been revised to wall-mounted reveal Type 3 in Addendum 03"

Posted: 5/9/2024

Question: Scope of Work: Electrical - LV Drawing: FA0.3, Sheet Note #9 Quesiton: Sheet Note #9 in drawing FA0.3 calls out to for door holders for three double doors, while Sheet Note #7 in drawing FA0.4 calls out to for door holders for one double door. Door holders are not listed in the BOM drawing FA0.0, is the fire alarm contractor providing and installing the door holders?

Response: The doors in question have the Fire/Life Magnetic Holders listed in the 087100 Door Hardware Sets. GC to the determine respective subcontractor procurement and coordination.

Posted: 5/9/2024

Question: Are there raw CPT data available (excel or csv format)? (Geotech)

Response: See Appendix F, CPT Raw Data File Folder, posted here under project documents.

Posted: 5/16/2024

Question: Spec 274116 - Please provide a mounting detail for the wall mounted Ultra-short throw projectors that are called out in section 274116.

Response: See Sheet T9.21, Installation Details – Audiovisual (Item ADD-3.127) and Spec Section 274116, Integrated Audiovisual Systems (Item ADD-3.128)

Posted: 5/16/2024

Question: Spec 274116 - The 274116 specs are calling out for wall mounted projection screens in the Type 4 Classrooms and the Library. However the plans are showing these spaces with ceiling recessed projection screens. Please clarify which is correct.

Response: Specified Dalite Contour screen can be wall or ceiling. Provide ceiling mount as indicated on sheet T5.19

Posted: 5/16/2024

Question: Spec 274116 - Please provide a wiring diagram that shows how the paging system should be connected.

Response: Refer to Addendum 03 update to T0.22

Posted: 5/16/2024

Question: Spec 274116 - Should an equipment rack be provided for the paging head end equipment? IF YES, please clarify size of rack.

Response: BDF Rack 3 will be provided under telecom.

Posted: 5/16/2024

Question: Who is your current Fire Alarm Maintenance Contractor?

Response: Johnson Controls Fire Protection LP is the maintenance provider for the proprietary Simplex System.

Posted: 5/16/2024

Question: Please Advise if the use of MC cable and Luminary MC cable in furred walls and accessible ceilings for branch circuit connection to fixtures and lighting controls is acceptable. EMT conduit at all exposed locations, attic spaces, electrical/mechanical rooms and all home runs to remain?

Response: All new wiring to be installed in Conduit per specification 262700, 2.2, A.

Posted: 5/16/2024

Question: Drawings IFB, A9.11-Finish Plan. Area at 7.3 & A6 shows finish at stair landing as carpet tile. This doesn’t coincide with stair detail #17 on page A4.18, which shows same area as terrazzo. Please confirm area is terrazzo.

Response: Top landing area at Stair C is to be terrazzo.

Posted: 5/16/2024

Question: As per detail 13/A8.53 Acoustical Sealant is 1/2" wide. However, the sealant mentioned in spec #079200 2.7B is offered in 1" width. Please confirm this is acceptable and if not please let us know the alternative product which you would like us to include in our bid.

Response: The acoustical sealant should be as noted in 079200 – 2.6.

Posted: 5/16/2024

Question: Page A6.22 is called out for multiple times on page A3.13 but is missing in the plans, would we be able to receive a copy of that page?

Response: After checking Vendor Registry, the District has confirmed that both Sheets A3.13 and A6.22 are included in the PDF "23_24_03_Drawings" package.

Posted: 5/17/2024

Question: Please confirm if we can use lightweight cellular concrete to backfill above the footings and grade beams to get to the bottom of AB for the slab on grade?

Response: The SEOR does not object to lightweight cellular concrete above footings & grade beams provided that its compressive strength is greater than 7100 psf (50 psi) and meets the standards for this material of the Portland Cement Association.

Posted: 5/17/2024

Question: For Elevator cabs, floor finishes are not given can you please specify.

Response: Elevator floor finish to be RTF-1

Posted: 5/17/2024

Question: Please confirm the SLBE credit for materials purchased from a SLBE vendor.

Response: Non-SLBE/SELBE Prime Contractors who use subcontractors, who meet the district definitions of SLBE and SELBE, may receive a maximum of 4% bidding preference if the conditions outlined in Document 00 45 46.13 are met. A revised Document 00 45 46.13 was issued in Addendum One.

Posted: 5/17/2024

Question: Reference: ‘T’ series drawings Question: No site plan provided. Please confirm the pathway between new library building BDF and MDF in college campus tower building.

Response: See Appendix Item D: Conduit Survey added in Addendum 01.

Posted: 5/20/2024

Question: Please indicate the location of the Generator network connection to BAS.

Response: The generator is located at Building AA equipment yard, see E4.02, note 29 for BAS connection.

Posted: 5/20/2024

Question: From 08 71 00 – Please confirm the SecureALL electronic locks & exit device trims are owner furnished/contractor installed.

Response: SecureALL devices are contractor furnished/ contractor installed. See response to RFI 072.d.

Posted: 5/20/2024

Question: Laney Central Utility Plant project, Sheet C4.0, Keynotes 1, 2 and 3, call our for installation of electrical conduits from the CUP to the “Future LRC Building”. The Laney Library & Resource Center project, Sheet E1.01 shows for these conduits to be installed under this project. Question 1: what project are these conduits being installed under? Question 2: if the conduits are installed under the Utility Plant contract, will they be stubbed within 5’ of the LRC building?

Response: Question 1: Per E1.01, note 19 the conduits between the LRC and the central utility plant building are installed as part central plant project. Question 2: For the conduit stub locations at the LRC, please see 1/E4.01. For the conduit stub scope at the Central Plant please see Bid Add Alternate #1 in Addendum 03.