Mt. Diablo Unified School District Purchasing Department 2326 Bisso Lane Concord, CA (925) , ext (925) fax

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1 ADDENDUM NO.: 2 Mt. Diablo Unified School District Purchasing Department 2326 Bisso Lane Concord, CA (925) , ext (925) fax DATE: March 19, 2019 PROJECT: Prop 39 Energy Management System BID # 1829 BID Due **New Date** 03/22/2019 at 10:00 a.m. NOTICE TO ALL CONTRACTORS SUBMITTING BIDS FOR THIS WORK AND TO ALL PLAN HOLDERS: You are hereby notified of the following changes, clarifications or modifications to the original Contract Documents, Project Manual, Drawings, Specifications and subsequent Addenda. This Addendum shall supersede the original Contract Documents, and previous Addenda wherein it contradicts the same and shall take precedence over anything to the contrary therein. All other conditions remain unchanged. It is the responsibility of the Contractor to notify all sub-contractors from who he accepts bids for all changes in the drawings and specifications covering this project. Receipt of this addendum shall be acknowledged by inserting the addendum number and its date on the bid form. CONFORMANCE WITH CONTRACT DOCUMENTS, PROJECT MANUAL DRAWINGS AND SPECIFICATIONS: All addenda work shall be in strict conformance with the Contract Documents, Project Manual, Drawings and Specifications as they pertain to work of a similar nature. REVISIONS/CLARIFICATIONS TO THE BID DOCUMENTS AND SPECIFICATIONS Q #1 FDD (Fault Detection and Diagnostics) are mentioned throughout the spec (Part 1 J). However, during the pre-bid meeting it was mentioned that this would not be a requirement. Please confirm and remove all mentions of FDD if not required. A #1 FDD Delete References to FDD, Fault Detection, and Analytics from the Specifications Section This functionality is not required. Q #2 Package 1 vs Package 2 Licensing: Separate licensing costs apply for JACEs versus Front End Supervisory software. Please provide complete details on each software license required, particularly which package contractor is required to provide each type of license, and what duration of SUSP A #2 Each package contractor is responsible for the JACE licensing costs in their package. The package contractor shall purchase the appropriate license(s) based on devices/points. The Package 1 contractor shall be responsible for costs related to the Front End Supervisory software. The costs for Package 1 and Package 2 must be separate for reporting purposes to the state. This means that the Package 1 contractor must report the costs for licensing Front End Supervisory software for the Package 2 schools as a separate line item. MT. DIABLO UNIFIED SCHOOL DISTRICT ADDENDUM #2 Bid 1829 Prop 39 Energy Management System 1

2 Licensing cost shall include 3 year software maintenance package. Q #3 Schedule Conflicts in the documentation exists, please clarify: states the following: Provide for completion of Package 1 by May 1, However, states project closeout as October A #3 State requirement is that Package 1 be complete by June I reported the completion date to be May MDUSD to update their October reference. Q #4 Please provide missing drawings for the following: Package 1: Pleasant Hill Education Center - All Drawings Prospect HS - All Drawings Pleasant Hill MS - All Drawings Riverview MS - Missing Drwg M1.11 (2 buildings not shown) Sequoia ES - Missing Drwg M1.3 (4 buildings not shown) A-#4 Missing Drawings: Package 1 i. Sheet T-0, reference to Pleasant Hill ii. Education Center is removed. This center is NOT a stand-alone campus, it s part of another school campus. Sheet T-0, reference to Prospect HS removed. This center is NOT a stand-alone Package 2: Crossroads HS - All Drawings Holbrook ES - All Drawings Robert Shearer Preschool - All Drawings campus, it s part of another school campus. iii. Drawings for Pleasant Hill MS provided in Add 1. iv. Riverview MS M1.11 There is NO sheet M1.11. Sheet M1.0 is hereby amended such that all references to M1.11 are corrected to sheet M1.9. The Boys Locker, Gym, and Girl s Locker are all shown on M1.9. The only scope of work in this area is the MS device shown on M1.9 in Room 712. v. Sequoia ES M1.3 this sheet provided in Add 1. Package 2 i. Crossroads HS Reference to Crossroads HS is removed from sheet T-0. These buildings are part of Olympic HS Package 1. ii. Holbrook ES Drawings for Holbrook ES provided in Addendum 1 iii. Reference to Robert Shearer Preschool is removed from sheet T-0. The work for these buildings is shown as part of Glenbrook ES Package 2. MT. DIABLO UNIFIED SCHOOL DISTRICT ADDENDUM #2 Bid 1829 Prop 39 Energy Management System 2

3 Q #5 Fair Oaks Elementary School M1.2: Mini split system: Not in working condition according to on site staff. Please confirm that any mechanical equipment currently not in working condition is to be removed from the controls scope. A #5 The scope of work is as stated and shown on the drawings. It is a controls scope. Repair of HVAC equipment beyond thermostats is NOT included in the project. Abandoned equipment is not included in the scope. The equipment referenced by this RFI it is NOT automatically excluded from the scope. It may be repaired by the district and put back into service and should be included in the bid price. Q # Reference is made to a "Notice to Bidders" document, please confirm if this exists. A #6 The Notice of Bidders is also known as the Invitation to Bid on page 4 of Volume 1. Q # Reference of a "Site Visit Certification" is mentioned. Please confirm if this is required and provide the form if required. A #7 The Site-Visit Certification, , is required and is located on page 27 of Volume 1. R #1 Index of Addendum #2 items Attached to this Addendum as Exhibit A R #2 Package/Plans #2 All documents attached as Package/Plans #2 are supplied with this bid for reference only, and are not to be included in the scope of bid #1829. The scope of work involved in Package/Plans #2 will be issued as a separate bid project. Elizabeth McClanahan Director of Purchasing and Warehouse END OF ADDENDUM 2 MT. DIABLO UNIFIED SCHOOL DISTRICT ADDENDUM #2 Bid 1829 Prop 39 Energy Management System 3

4 Addendum 2 Items Index BID #1829 PROP 39 ENERGY MANAGEMENT SYSTEM 1. Example FPT provided. This shows the level of testing that will be required during the Cx phase. 2. References to Test and Balance and TAB from Cx Section and are hereby removed. Test and Balance is not required per the contract documents. References to Test and Balance work, Test and Balance Contractor, and TAB shall be removed. 3. Delete JC device shown on 2/M1.5. JC is already provided for on 1/M Revised Sheet T-2 Package 1, fixed sheet index to show correct schools per pkg. See provided drawing. 5. Add Sheet M6.2 Points List and Sequence of Operations to both Package 1 and Package 2. See provided drawing. 6. Specification Section Part 3 is amended to add the following Start Up Tool as follows: 1. Startup Tool a. The Package 1 contractor shall program the Startup Tool as described below. b. The Package 1 contractor shall free issue the Startup Tool to the Package 2 contractor for installation on Site Supervisory Controllers. c. The Startup Tool shall be used by the respective package contractor to Startup the site equipment as described elsewhere in this section. d. Minimum Functionality Contractor shall provide programming such that the Site Supervisory controller will serve a web page, formatted for iphone, Android phone, or tablet devices, with the following functionality: 1) Site Interface Alarm notification to an address or text phone number 2) Wireless Thermostat Interface a) Programming and Display b) Name of Controlled Device c) Schedule min. 7 day schedule. Allow connection to schedule from a pre built library d) Fan Override on/off e) Cooling Setpoint Override f) Heating Setpoint Override g) Display Only h) Room Temperature EXHIBIT A Page 1

5 i) Alarm (device name + alarm message) 3) Wireless Power Control Module (WPCM) a) Programming and Display b) Name of Controlled Device c) Schedule min. 7 day schedule. Allow connection to schedule from a pre built library d) System Override on/off e) Display Only f) System Status (on/off) g) Alarm (device name + alarm message) 4) Wireless Mini-Split Power Control Module (MS) a) Programming and Display b) Name of Controlled Device c) Schedule min. 7 day schedule. Allow connection to schedule from a pre built library d) System Override on/off e) Display Only f) System Status (on/off) g) Alarm (device name + alarm message) 5) Variable Refrigerant Flow (VRF) System a) Programming and Display b) Name of Controlled System c) Schedule min. 7 day schedule. Allow connection to schedule from a pre built library d) System Override on/off e) Display Only f) System Status (on/off) g) Alarm (device name + alarm message) EXHIBIT A Page 2

6 Project: XXX Building: X System: Split Heat Pump Systems Revision: 1 COMMISSIONING FUNCTIONAL PERFORMANCE TESTS TEST ATTENDEES Discipline Company Name OWNER CXA CC EXECUTION OF FUNCTIONAL TESTS Prior to execution of functional tests, the CxA has provided a copy of the primary equipment tests to the installing subcontractor (via the GC) who has reviewed the tests for feasibility, safety, warranty and equipment protection. The CxA oversees, witnesses, and documents the functional testing of all equipment and systems. The subcontractors execute the tests. PREREQUISITE DOCUMENTS Startup Report Sun Center Drive, Suite 100 Rancho Cordova, CA Office: Fax: office@capital-engineering.com L:\2017\ \1900 Sustainability\1905 Commissioning\MDUSD Prop 39-FPT-WT System.docm Page 1 of 5 3/15/19

7 Project: XXX Building: X Test: Split Heat Pump Systems Revision: 1 CONTROL POINTS CHECK Point Related Equip/ Area Point Type Trending Required Recorded Interval Control Graphics Setpoint / Alarm Point Verified: Setting/ Operation Zone Temperature HVAC System Y/N Y/N V V V AI Y 15 mins Y Sun Center Drive, Suite 100 Rancho Cordova, CA Office: Fax: office@capital-engineering.com L:\2017\ \1900 Sustainability\1905 Commissioning\MDUSD Prop 39-FPT-WT System.docm Page 2 of 5 3/15/19

8 Project: XXX Building: X Test: Split Heat Pump Systems Revision: 1 FUNCTIONAL TESTS Test No. 001 Test Type Installation Verification Sequence of Operation N/A Test Description and Test 0: Equipment Label installed Expectations Test 1: Installation is Aesthetically acceptable Test 2: Label/Name matches room number Test 2: Jace/BMS Label/Name matches local Test Notes Issues Pass/Fail Sun Center Drive, Suite 100 Rancho Cordova, CA Office: Fax: office@capital-engineering.com L:\2017\ \1900 Sustainability\1905 Commissioning\MDUSD Prop 39-FPT-WT System.docm Page 3 of 5 3/15/19

9 Project: XXX Building: X Test: Split Heat Pump Systems Revision: 1 Test No. 002 Test Type Heating/Cooling Control Sequence of Operation The system fan operates to provide ventilation during all occupied hours. Heating/Cooling is provided to meet room setpoint. The system communicates to the (N) campus JACE for scheduling and alarms. Test Description and Test 1: Raise local setpoint to trigger a heating call. Expectations Test 2: Lower local setpoint to trigger a cooling call. Test 3: Change local setpoint to equal current temperature. Test 4: Switch Unit operation between occupied and unoccupied modes. Issues Pass/Fail Sun Center Drive, Suite 100 Rancho Cordova, CA Office: Fax: office@capital-engineering.com L:\2017\ \1900 Sustainability\1905 Commissioning\MDUSD Prop 39-FPT-WT System.docm Page 4 of 5 3/15/19

10 Project: XXX Building: X Test: Split Heat Pump Systems Revision: 1 Test No. 003 Test Type Alarm & Communication Sequence of Operation Alarm shall be issues when setpoint is not met for 30o mins (adj) Test Description and Test 1: Confirm that local unit correctly communicates to campus JACE. Expectations Confirm device name, scheduling, Fan Override, Heat/Cool setpoint overrides and limits. Test 2: Simulate room temperature above setpoint for more than 30 mins. (Alarm timing may be adjusted to speed up testing) Test 3: Release all overridden parameters. Test Notes Issues Pass/Fail Sun Center Drive, Suite 100 Rancho Cordova, CA Office: Fax: office@capital-engineering.com L:\2017\ \1900 Sustainability\1905 Commissioning\MDUSD Prop 39-FPT-WT System.docm Page 5 of 5 3/15/19

11 - - - POINTS LIST & SOO M6.2

12 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA SITE PLAN M1.0

13 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLANS M1.1

14 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLANS M1.2

15 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLANS M1.3

16 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLAN M1.4

17 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLANS M1.5

18 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLANS M1.6

19 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLANS M1.7

20 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLANS M1.8

21 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLAN M1.9

22 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLANS M1.10

23 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLAN M1.11

24 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLAN M1.12

25 PLEASANT HILL MIDDLE SCHOOL 1 SANTA BARBARA RD. PLEASANT HILL, CA BUILDING PLANS M1.13

26 SEQUOIA ELEMENTARY SCHOOL 277 BOYD RD PLEASANT HILL, CA BUILDING PLANS M1.3

27 - - - SHEET INDEX T-2

28 PKG 2 PROP 39 CONTROLS IMPLEMENTATION Holbrook Elementary School PACKAGE 2 Holbrook Elementary School 3333 Ronald Way, CONCORD, Concord, CA SITE PLAN M1.0

29 PKG 2 PROP 39 CONTROLS IMPLEMENTATION Holbrook Elementary School PACKAGE 2 Holbrook Elementary School 3333 Ronald Way, CONCORD, Concord, CA FLOOR PLANS M1.1

30 PKG 2 PROP 39 CONTROLS IMPLEMENTATION Holbrook Elementary School PACKAGE 2 Holbrook Elementary School 3333 Ronald Way, CONCORD, Concord, CA FLOOR PLANS M1.2

31 PKG 2 PROP 39 CONTROLS IMPLEMENTATION Holbrook Elementary School PACKAGE 2 Holbrook Elementary School 3333 Ronald Way, CONCORD, Concord, CA FLOOR PLANS M1.3

32 PKG 2 PROP 39 CONTROLS IMPLEMENTATION PACKAGE 2 POINTS LIST & SOO M6.2

33 PKG 2 PROP 39 CONTROLS IMPLEMENTATION PACKAGE 2 POINTS LIST & SOO M6.2