Paint Shop Addenda No. 2.pdf

ADDENDUM 2 Add #2 - 1

July 2023

ADDENDA NO. TWO (2) FOR

Secretary of State Paint Shop & Spray Room Project No: 22.09 Date of Issue: July 25, 2023

This addenda forms a part of the bidding and contract documents and modifies the original bidding documents, dated April 21, 2023.

GENERAL NOTES

QUESTIONS\ANSWERS

1. The feeder schedule on page E5.0 shows (2) sets of (4)500kcmil copper feeders for the new 400-amp main distribution panel located in the paint shop. This appears to be oversized, is this a typo? Response: Feeder schedule revised in Addenda No.1. See Addenda No. 1.

2. On page E1.0, note 6 says to ‘PROVIDE 4" COMMUNICATION CONDUIT FROM

PAINT SHOP BUILDING TO COAL BUILDING. COORDINATE TERMINATION

LOCATION. Note 10 says ‘3" CONDUIT DOWN TO BASEMENT ELECTRICAL ROOM FROM FIRST FLOOR.’ Are both of these notes referring to the same conduit? If yes, at what point do we transition from 4” to 3”? Response: Note was revised in Addenda No. 1. See Addenda No. 1

3. Page E1.0, states that we are to install 2 gang box and pull string in ¾” conduit. Does this infer that the customer has their own vendor to provide structured cabling?

Response: Cabling to be pulled by contractor. See Addenda No. 1.

Is it permissible to group the (2)2” conduits, on page E4.0 note 3, with under conduits in trench from paint building and existing power plant, as long as 12” separation from power is adhered to? Response: Yes this is permissible. See Addenda No. 1.

4. Tech Electronics has indicated only a graphics workstation is on the Capital fire alarm network. Apparently, the existing power plant does not have a fire alarm panel to extend from, as shown on the drawings. Could they please give us more information on the existing fire alarm system, or lack thereof? Response: See Addenda No. 1.

Sheet

5. A0.0- Door 101.1 and 101 says that it is existing for frame and doors on the Door

Schedule. Will these be supplied by the owners?> Response: A0.0 is a Health/Life Safety Plan. Door 101 shall be a new door & frame (hardware group 6). Will revise by addendum. Door 101.1 is a new door, frame and hardware. See door schedule.

ADDENDUM 2 Add #2 - 2

A1.0- Keynote 172, Seal Top of Wall to Deck. Can we get more explanation on this? The existing wall already goes to the structural beam. Response: Keynote 172 will be revised by Addendum. Contractor to infill top (8” +/-) of steel beam to bottom of deck to seal opening. Construction of infill to be determined by contractor with a fire stopping system to achieve a 2 hour wall rating.

6. A3.0- Keynote 151, Provide New 18ga Galvanized Steel Edge Trim, Unfinished. This is on Detail 1 Restroom Existing Wall Section. Can we get more explanation on this?

Response: On Detail 1/A3.0, Keynote 151 to be revised to Keynote 157. Will be revised by addendum.

M1.0- Keynote

7. Note 4- We need a detail on filter rack other than count . Response: Filter rack to be filter manufacturer’s holding frame and fasteners designed to be assembled into banks. Bank is to be 5 high by 7 long. Remainder of space top bottom and sides to be filled in with metal framing and sheet metal to anchor filter bank in place and seal to prevent air passage around filters. See specification 2334100 for additional information.

8. Note 5- We need detail for hooks for filter media Response: Hooks to be manufacturers’ standard hardware for holding Paint Arrester Roll media in place in front of bag media. In lieu of using hooks for hanging media in a blanket form media can be cut and held in place in holding frames using an arrestor pad holding grid.

9. Note 10— We need details on what type of exhaust wall cap they would like to use

Response: Wall cap to be fan manufacturer’s standard accessory for fan similar to Greenheck WC.

10. Note 17- Size of access panels required Response: Access panels are to be sized for

Head and Hand access with a minimum size of 18 x 10. See section 233300

11. Note 19 – verify 20ga duct ?? Response: Exhaust duct for EF-1 and EF-2 are to be 20 ga.

SPECIFICATIONS

DRAWINGS

1. Sheet A1.0 – Floor Plan;

A. REVISE Keynote 172 to read as follows:

1. “172. Seal top of wall (8” +/-) above steel beam to bottom of deck to seal opening.

Infill material to be determined by contractor. Construction of infill to be determined by contractor with a fire stopping system to achieve a 2 hour wall rating”

2. At Exhaust and Supply Plenum, REVISE east wall to be Wall Type D

3. At Exhaust and Supply Plenum, REVISE west wall to be Wall Type E.

4. At Wall Type F, delete new steel panel and gypsum board. Mechanical Contractor

ADDENDUM 2 Add #2 - 3 to provide and install perforated stainless steel panel or filter rack. See mechanical drawings.

2. Sheet A2.0 – Reflected Ceiling Plan;

A. At Exhaust and Supply Plenum, provide ceiling construction per Detail 3/A3.0 (minus the galvanized steel).

B. At Supply Plenum, fire caulk between new ceiling and existing masonry wall for a continuous 2-hour rating.

3. Sheet A3.0 – Wall Sections;

A. Keynote Legend - DELETE Keynote 151 in its entirety.

B. Detail 1/A3.0 – Restroom Ext. Wall Section; REVISE Keynote 151 to read “157”.

C. Detail 2/A3.0 – Paint Booth Corridor Wall Section; REVISE Keynote 151 to read “150”.

4. Sheet M0.1 – Mechanical Schedules;

A. Fan Schedule - ADD note 3 for EF-1 and EF-2 to read “ Mechanical Contractor to provide VFD with BACnet Communications.”.

B. REVISE Keynote 5 to read “Provide three 4 foot long hook sections at top of filter frame to hang 50 inch wide MERV-8, 2-ply roll media as pre-filter to bag filters. Pre-filter media to be a minimum of 99% efficient. In lieu of hanging roll media in blanket style individual paint arrestor pads can be installed in filter frames held in place with arrestor holding grids”.

C. Detail 2/A3.0 – Paint Booth Corridor Wall Section; REVISE Keynote 151 to read “150”.

5. Sheet E3.0 – First Floor Power Plan:

A. ADD Keyed note 14 next to MDP. ADD keyed note 14 to drawing, keyed note to read

“LOCATE VFD’S FOR EF-1, EF-2, AND MUA-1 NEXT TO MDP. COORDINATE

INSTALLATION WITH PANEL, CONDUIT, AND WINDOW.”

6. Sheet E6.0 – Electrical Schedules:

A. Mechanical Equipment Electrical Data Schedule – ADD Starter to AC-1A. Furnished and installed by EM (Equipment Manufacturer). Located on the unit.

B. Mechanical Equipment Electrical Data Schedule – ADD Starter to AC-1B. Furnished and installed by EM (Equipment Manufacturer). Located on the unit.

C. Mechanical Equipment Electrical Data Schedule – ADD Statrer to EF-1. Furnished by MC (Mechanical Contractor) and installed by EC (Electrical Contractor). Type to be VFD (variable frequency drive). REVISE disconnect to be furnished and installed by EC (Electrical Contractor). Type NF (non-fused) size 60A/3P NEMA 3R. Locate near unit.

ADDENDUM 2 Add #2 - 4

ADD remark to read “EC TO PROVIDE WIRING AND CONDUIT BETWEEN VFD AND

MOTOR.”

D. Mechanical Equipment Electrical Data Schedule – ADD Starter to EF-2. Furnished by MC (Mechanical Contractor) and installed by EC (Electrical Contractor). Type to be VFD (variable frequency drive). REVISE disconnect to be furnished and installed by EC (Electrical Contractor). Type NF (non-fused) size 60A/3P NEMA 3R. Locate near unit.

ADD remark to read “EC TO PROVIDE WIRING AND CONDUIT BETWEEN VFD AND

MOTOR.”

E. Mechanical Equipment Electrical Data Schedule – REVISE Starter to MAU-1 to furnished by MC (Mechanical Contractor) and installed by EC (Electrical Contractor).

Type to be VFD (variable frequency drive). ADD remark to read “EC TO PROVIDE WIRING AND CONDUIT BETWEEN VFD AND MOTOR.” REVISE disconnect size to 60A/3P w/ 60A fuses.

F. Mechanical Equipment Electrical Data Schedule – REVISE HP-1 disconnect size to 60A/3P w/ 60A fuses.

G. Mechanical Equipment Electrical Data Schedule – REVISE HP-2 disconnect size to 60A/3P w/ 60A fuses.

PRODUCT SUBSTITUTIONS

Attachments:

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