Fairfield-Suisun Unified School District 3 2490 Hilborn Road• Fairfield, California 94534 Telephone (707) 399-5148 FAX: (707) 399-5162 www.fsusd.org “Fairfield-Suisun Unified School District is a premier learning community that empowers each student to thrive in an ever-changing world.” ADDENDUM NO. 2: Dated: October 7, 2020 PROJECT: Oakbrook Academy New Performing Arts Center BID #21F-111 DSA Application No: OAKBROOK 02-118453 To all bidders submitting proposals for the above captioned project. This Addendum is hereby included in the Contract Documents to the same extent as though it were originally included therein. The following items modify, add to, delete from, or explain the drawings and/or specifications. The contents of this Addendum shall take precedence over the original specifications and plans. Acknowledge receipt of this Addendum in the space provided in the Proposal Form. Failure to do so may subject Bidder to disqualification. A. CLARIFICATIONS Item A1. None. B. CHANGES TO SPECIFICATIONS Item B1. Refer to attached specification 27 41 00 AUDIVISUAL SYSTEMS with revisions noted. C. CHANGES TO DRAWINGS Item C1. Revise sheet A11.10 to read RSF for flooring in rooms K113 and K114. Item C2. Revise Sheets S3.1 and S3.2 to show total weight of the RTU-1 and RTU-3 with the curbs to 560lbs as approved by DSA. See sheets ADD2_S3.1, ADD2_S3.2a and ADD2_S3.2b. D. NEW DRAWINGS Item D1. None. Page 1 of 3 Oakbrook Academy New Performing Arts Center Bid# 21F-111 Addendum No. 2 October 7, 2020 E. RESPONSE TO BIDDER QUESTIONS Question 1. 274100 AV2.11 Note 4 states "All 'future' Equipment provide conduit and junction boxes only", please confirm this project is infrastructure only and does not include AV Equipment listed in 274100 part 2. Answer 1. Incorrect. This project is a full AV system installation with active reverberation and all devices are to be provided and installed per 274100 Part 2. The AV2.11 drawing note only applies to any systems or devices clearly marked “future” on the project drawings or specifications. Question 2. 274100 2.2E (28) Yamaha REV VXC8W speakers are called out, but not shown on AV2.11. Please provide a Reflected ceiling plan Answer 2. See attached design layout by Yamaha. Yamaha will provide the final speaker and microphone layout of their AFC4 system. Please contact Joe Rimstidt [email protected] (512) 940-6140 for any updates. Question 3. 274100 2.2E (18) Yamaha IF2205 speakers are called out, but not shown on AV2.11. Please provide a Reflected ceiling plan Answer 3. See attached design layout by Yamaha. Yamaha will provide the final speaker and microphone layout of their AFC4 system. Please contact Joe Rimstidt [email protected] (512) 940-6140 for any updates. Question 4. 274100 2.2B1 2.2B mentions Rear projection for Theater system. 2.2A specifies a Da- Lite HD Progressive 1.1, which is a front projection material. Please confirm if system is intended to be front or rear projection. Answer 4. Front projection, please see Addendum 2 specifications. Question 5. Can you confirm that this work does not contain any intumescent or cementitious fireproofing applied to any structural steel? Answer 5. Per 2019 CBC Table 601 no additional protection is required for this type II-B construction. Question 6. What is the finish code “RTF” on sheet A11.10 under rooms K113 and K114? Is this meant to be Resilient Sheet Flooring? Answer 6. Yes, revise to read “RSF”. Question 7. Section 075419 / 2.6 calls out for basis of design for insulation Enrgy 3 - 20 psi with a minimum thickness of 6" (which equals approximate R-37) and 1/2" ISO HD board for coverboard/fire board - Tapered Insulation ENGRY 3 -20 psi Section 072216 Roof Insulation calls for R-32 (approximately 5") with 1/2" Gypsum Page 2 of 3 Oakbrook Academy New Performing Arts Center Bid# 21F-111 Addendum No. 2 October 7, 2020 coverboard - Tapered Insulation XPS Insulation and all insulation to be 25 psi. Please clarify. Answer 7. Insulation must be a minimum of 6” and per specification 07 54 19. Question 8. 1 Depth of asphalt? 2 All electrical terminated at site? 3 Depth of concrete? Answer 8. 1. Existing Asphalt to be removed depth is 4”+- per Geotech report. New Asphalt is per Details 1/ C5.2 and 1A/C5.2. 2. Question not clear. Please elaborate. 3. Existing concrete to be removed depth is unknow but assumed 4”-6” thick. New concrete paving is per details 2 /C5.2 and 2A/C5.2 Question 9. Document Electrical Plans: For Example EP400. We see the speaker symbols referencing the PA System speakers but we need type indicated for all speakers in the PA system. Answer 9. The speakers shall be compatible with the existing Bogen Multicom 2000 PA system on campus. Bogen S86T725PG8UBR or approved equal. https://www.bogen.com/products/pdfs/conepdfs/S86_S10_Assemb.pdf F. ATTACHMENTS Item F1. ADD2_S3.1 and S3.2 (3 pages) Item F2. ADD2_Spec 27 41 00 (19 pages) Item F3. ADD2_AV AFC4 Layout (7 pages) End of Addendum No. 2 Page 3 of 3 METAL DECK PER METAL DECK DIAPHRAGM SCHEDULE PER TYP. DTL. 3/S1.7, REFER TO DTL. P 9/S1.7 FOR METAL DECK 1.1 C ATTACHMENT LAYOUT S1.7 A T 6' - 0 1/2" 7' - 7 1/4" 5' - 6 3/4" 5' - 2 1/2" 5' - 8 1/4" L3X2 -1/2X5/16 L3X2 -1/2X5/16 L3X2 -1/2X5/16 L 200# 200# 4 L3X2-1/2X5/16 TRAN S1.7 L5X3X5/16 PAD P 13/S1 TYP. WT. = 200# 200# L3X2-1/2X5/16 400 L3X2-1/2X5/16 L5X3X5/16 12K 12K 12K 12K 12K L5X3X5/16 L5X3X5/16 UNIT PER MECH. MAX OP. WEIGHT = 560379# (RTU3) 12K (SEE NOTE 6 FOR ADD'L INFORMATION) AB 4 L3X2 -1/2X5/16 L3X2 -1/2X5/16 L3X2 -1/2X5/16 - PRMC Cath Lab_ACD0001_A19_adonecho.rvt Cath PRMC - 1.1 S1.7 CONNECT DECK TYP. TO EA. JOIST PER SCHED. ON DTL. 3/S1.7, TYP. FILE FILE LOCATION: PALMDALEOAKBROOK REGIONAL ACADEMY MEDICAL CENTER Cath Lab Remodel NEW PERFORMING ARTS CENTER 4/2/2020 1:14:27 PM 1:14:27 4/2/2020 C:\Users\asandy\Documents\18047 REFERENCE NO. N/A DRAWING NO. DSA NO. 02-118453 3.1 REVISION TYPE: ADD-S2.1A-505 40 SOUTH FIRST STREET, SUITE A PROJECT NO. 6688 ADDENDUM SAN JOSE, CA 95113 19six JOB NO. 18047.0120066.01 TEL (408) 715-4470 DATE: BY: Author BA DATE PLOTTED: 10/06/20 JF L6X3 -1/2X1/2 L6X3 -1/2X1/2 L5X5X5/16 6'-0" " L5X5X5/16 8' - 0" 4' - 10" 7' - 7 1/2" FRM'G TYP. AT L5X5X5/16 TYP. U.N.O. PANEL BRK. UNIT PER MECH. MAX DBL L6X6X1/2 DBL L6X6X1/2 OPERATIONAL WEIGHT = DBL 0# 2,3922,236# (RTU5) L6X6X1/2 600# 400# 400# AB L5X3X5/16 L5X3X5/16 7 400# 600# 400# L5X3X5/16 1.8 L5X3X5/16 4 L5X3X5/16 L5X3X5/16 S1.8 - PRMC Cath Lab_ACD0001_A19_adonecho.rvt Cath PRMC - FILE FILE LOCATION: PALMDALEOAKBROOK REGIONAL ACADEMY MEDICAL CENTER Cath Lab Remodel NEW PERFORMING ARTS CENTER 4/2/2020 1:14:27 PM 1:14:27 4/2/2020 C:\Users\asandy\Documents\18047 REFERENCE NO. N/A DRAWING NO. DSA NO. 02-118453 3.2a REVISION TYPE: ADD-S2.1A-505 40 SOUTH FIRST STREET, SUITE A PROJECT NO. 6688 ADDENDUM SAN JOSE, CA 95113 19six JOB NO. 18047.0120066.01 TEL (408) 715-4470 DATE: BY: Author BA DATE PLOTTED: 10/06/20 JF 600# 800# 800# 5/16 DBP3 DBP3 L5X3X5/16 DBP3 L5X3X5/16 L5X3X5/16 DBP3 DBP3 L5X3X5/16 L5X3X5/16 600# 800# L5X3X5/16 800# 200# 200# L5X3X5/16 L5X3X5/16 L5X3X5/16 L5X3X5/16 UNIT PER MECH. MAX 8 OPERATIONAL WEIGHT 200# 200# S1.8 8 = 3,175# (RTU2) S1.8 L5X3X5/16 L5X3X5/16 AB L5X3X5/16 UNIT PER MECH. MAX OPERATIONAL WEIGHT = 560379# (RTU1) 6X1/2 DBL L6X6X1/2 DBL L6X6X1/2 DBL L6X6X1/2 - PRMC Cath Lab_ACD0001_A19_adonecho.rvt Cath PRMC - FILE FILE LOCATION: PALMDALEOAKBROOK REGIONAL ACADEMY MEDICAL CENTER Cath Lab Remodel NEW PERFORMING ARTS CENTER 4/2/2020 1:14:27 PM 1:14:27 4/2/2020 C:\Users\asandy\Documents\18047 REFERENCE NO. N/A DRAWING NO. DSA NO. 02-118453 3.2b REVISION TYPE: ADD-S2.1A-505 40 SOUTH FIRST STREET, SUITE A PROJECT NO. 6688 ADDENDUM SAN JOSE, CA 95113 19six JOB NO. 18047.0120066.01 TEL (408) 715-4470 DATE: BY: Author BA DATE PLOTTED: 10/06/20 JF SECTION 27 41 00 AUDIOVISUAL SYSTEMS PART 1 - GENERAL 1.1 INCLUSION OF OTHER CONTRACT DOCUMENTS A. The General Conditions, Supplementary Conditions and Division 1 are fully applicable to this Section, as if repeated herein. 1.2 RELATED WORK SPECIFIED ELSEWHERE A. Section 05 4000, Cold-Formed Metal Framing. B. Section 06 1000, Rough Carpentry. C. Section 09 5100, Acoustical Ceilings. (for ceiling suspended projection screens) D. Division 26, Electrical. E. Division 27, Communications. 1.3 QUALITY ASSURANCE A. Mention of certain materials in these Specifications shall not be construed as releasing the Contractor from furnishing such additional material(s) or equipment and labor that may be required to provide a complete and operable system conforming to standard design practice, installation and performance. B. Products and equipment in these Specifications are listed by manufacturer and model number with assumed performance criteria. Certain equipment and systems are District standards with no substitutions allowed and will be identified as such. Where allowed, some equipment substitutions may be submitted subject to review.