Attachment 6 - Addenda No 1 dated 14Jul20.pdf

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ADDENDA

DOCUMENT 009113 - ADDENDA

1.1 PROJECT INFORMATION

A. REPAIR RESERVE FORCES TRAINING, BUILDING 620

Illinois Air National Guard, 182nd Wing, Peoria, IL

IL ANG Project No. JLQN152006

B. Prepared by: Integrated Design - Joint Venture

9025 Illinois Route 127 P.O. Box A Taylor Springs, IL 62089

C. Date of Addendum: 14 July 2020

1.2 NOTICE TO BIDDERS

A. This Addendum is issued to all registered plan holders pursuant to the Conditions of the Contract. This Addendum serves to clarify, revise, and supersede information in the Project Manual, Drawings, and previously issued Addenda. Portions of the Addendum affecting the Contract Documents will be incorporated into the Contract by enumeration of the Addendum in the Government/Contractor Agreement.

B. The Bidder shall acknowledge receipt of this Addendum in the appropriate space on the Bid Form.

1.3 ATTACHMENTS

A. This Addendum includes the attached Addendum Drawings:

1. Electrical Addendum Drawing E-301 Re-Issued with Revision Clouds 7/10/2020

2. Electrical Addendum Drawing E-502 Re-Issued with Revision Clouds 7/10/2020

1.4 REVISIONS TO DIVISIONS 02 - 49 SPECIFICATION SECTIONS

A. Specification Section 075300,

1. Replace Paragraph 1.9.A.1 with the following:

1. The existing building has a built-up roof system over 2” thick rigid insulation on a sloped metal deck.

B. Specification Section 230523, 009113 - 2 009113

1. Add Article 2.5 and 2.6 as follows:

2.5 IRON, SINGLE-FLANGE BUTTERFLY VALVES

A. Iron, Single-Flange Butterfly Valves:

1. Acceptable Manufacturers: Subject to compliance with requirements, acceptable manufacturers offering products that may be incorporated into the Work include the following:

a. Amri.

b. Cameron Demco.

c. DeZURIK BDS-US (uninterrupted seat).

d. Ebro Model Z014.

e. Pratt.

2. Description:

a. Bi-directional dead-end service.

b. Bubble-tight shut off.

c. Pressure Rating:

1) 12 Inches and Smaller: 200 PSIG.

2) 14 Inches through 24 Inches: 150 PSIG.

d. 250 deg. F temperature rating.

e. Rated for 50 percent glycol solution.

f. Ductile iron lug style body. Cast iron water style body not acceptable.

g. Industrial paint or epoxy coating.

h. EPDM seat.

i. Aluminum bronze or stainless steel disc.

j. Stainless steel shaft.

2.6 IRON, CENTER-GUIDED CHECK VALVES

A. Class 125, Iron, Compact-Wafer, Center-Guided Check Valves with Resilient Seat:

1. Acceptable Manufacturers: Subject to compliance with requirements, acceptable manufacturers offering products that may be incorporated into the Work include the following:

a. Mueller Steam Specialty Co. #71-AHB-6-H

b. Stockham #WG-961

c. NIBCO W-920-W

d. Crane

e. Victaulic #716

f. Crane #1342

2. Description:

a. Standard: MSS SP-125.

b. NPS 2-1/2 to NPS 12 (DN 65 to DN 300), CWP Rating: 200 psig

(1380 kPa).

http://www.specagent.com/Lookup?uid=123457063569 http://www.specagent.com/Lookup?uid=123457063575

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c. NPS 14 to NPS 24 (DN 350 to DN 600), CWP Rating: 150 psig (1035 kPa).

d. Body Material: ASTM A 126, gray iron.

e. Style: Compact wafer.

f. Seat: EPDM.

2. Add Article 3.5.B.2 and .3 as follows:

3. Butterfly Valves: Iron, Single-Flange Butterfly Valves, NPS 2-1/2 to NPS 12

(DN 65 to DN 300): Aluminum-bronze or stainless-steel disc, 200 CWP, and EPDM seat.

4. Check Valves: Iron, compact-wafer, center-guided check valves resilient seat, Class 125.

a) Iron valves may be provided with threaded ends instead of flanged ends.

B. Specification Section 238146,

1. Add Article 2.2.A.6 as follows:

6. Aaon

C. Specification Section 232116,

1. Add Article 2.5 as follows:

2.5 BYPASS CHEMICAL FILTER / FEEDER

A. Description: Welded steel construction; 125-psig (860-kPa) working pressure; 5-gal. (19-L) capacity; with fill funnel and inlet, outlet, and drain valves.

B. Chemicals: Specially formulated, based on analysis of makeup water, to prevent accumulation of scale and corrosion in piping and connected equipment.

C. Performance Data: Refer to equipment schedule.

1.5 REVISIONS TO DRAWING SHEETS

A. Sheet A-101, (not reissued).

1. Partition Schedule notes: Add Note 3 as follows:

3. Provide thickened slab under Partition type P1 in areas of concrete slab replacement.

Thickened slab to be twice the thickness of the slab repairs and twice the width of the new CMU partition.

B. Sheet A-102, (not reissued).

1. Restroom Elevation Key Notes: Replace Note 4 with the following:

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4. 4” high epoxy cove base with metal trim.

C. Electrical Sheet E-301 (see attachment):

1. Added Receptacle to Men’s Restroom

2. Added Receptacle to Women’s Restroom

3. Added Receptacles to Breakroom

4. Added Receptacle for Electric Water Cooler

5. Added power for Condensate Pumps shown on P-102

6. Coordinated Heat pump locations, voltage, phase and load with mechanical Plans.

D. Electrical Sheet E-502 (see attachment):

1. Updated Panel Schedule for Panel A to indicate the new and updated circuits described for Sheet E-301.

E. Mechanical Sheet V-601 (text below only – no attachment):

1. Revise Water-Source Heat Pump schedule electrical data, V/PH/HZ, to the following:

a. HP-2 through HP-15 revised to 208/1/60.

b. HP-17 through HP-21 revised to 208/1/60.

c. HP-1 and HP-16 remain as originally scheduled.

d. Revise Note #2 to read the following:

Provide unit with external condensate pump. External condensate pump shall be rated at 120V, 1 Phase and be connected to the nearest 120V receptacle circuit per electrical drawing E-301.

END OF DOCUMENT 009113