2511 Addendum 1.pdf

Clark Dietz, Inc.

County of Kenosha – Public Safety Building AHU Replacement Addendum #1

ADDENDUM NO. 1

TO THE DRAWINGS FOR:

Kenosha County

Public Safety Building AHU Replacement

Clark Dietz Project No. K0450200

DATED: April 23, 2025

PREPARED BY: CLARK DIETZ, INC.

Note: This Addendum is hereby declared a part of the Contract Documents for the project designated above and in case of conflict, the following Addendum shall govern. Bidders shall state in their Bid Form that this

Addendum has been received and is reflected in the Bid submitted.

DRAWINGS

1. Replace H2.02 with the attached.

2. Replace H2.03 with the attached.

3. Replace H2.04 with the attached.

4. Replace H2.05 with the attached.

5. Replace H3.01 with the attached.

ATTACHEMENTS

1. Drawing sheets: H2.02, H2.03, H2.04, H2.05, H3.01 (5 sheets).

/1

R

A

TS TS

TS

TS

TS TS TS

TS

TS

TS

TS

TS

TS

M

NOTES (THIS SHEET)

1. SEE H0.00 FOR GENERAL NOTES, ABBREVIATIONS, AND SYMBOLS.

BASEMENT HEATING PLAN

KEYNOTES (THIS SHEET)

1. NEW VAV BOX WITH REHEAT COIL. MAKE CONNECTION TO EXISTING/NEW HWS AND HWR

PIPING. SEE DETAIL 1/H5.01.

2. NEW HWS PIPING ABOVE EXISTING CEILING.

3. NEW HWR PIPING ABOVE EXISTING CEILING.

4. NEW COOLING ONLY VAV.

5. PROVIDE BOOSTER COIL IN EXISTING RETURN AIR DUCTWORK. MAKE CONNECTION TO

EXISTING/NEW HWS AND HWR PIPING. SEE DETAIL 1/H5.01.

6. SEE SHEET H2.05 FOR NEW WORK IN THIS AREA.

7. EXISTING HWS MAIN EXPOSED ALONG CEILING.

8. EXISTING HWR MAIN EXPOSED ALONG CEILING.

9. EXISTING HWR CONTROL VALVE.

10. EXISTING HWS AND HWR PIPING ABOVE EXISTING CEILING TO REMAIN.

11. MAKE CONNECTION TO EXISTING PIPING.

12. NEW REFRIGERANT SUCTION AND LIQUID LINES.

13. NEW REFRIGERANT SUCTION AND LIQUID LINES UP TO FLOOR ABOVE.

0 2' 4' 8' 16'

DATE REVISION

PROJECT No.

DRAWING No.

P R O J E C T

T I T L E

D R A W I N G

T I T L E

K E

N O

S H

A C

O U

N

TY

P

U B

LI

C

S A

FE

TY

B U

IL

D

IN

G

A H

U R

E P

LA

C

E M

E N

T

K0450200

NOTE: DIMENSIONAL DATA IS NOT TO BE OBTAINED BY SCALING ANY PORTION OF THIS DRAWING.

D E S I G N

F I R M

R E G I S T R A T I O N

N O

T H

S T R E E T

K E N O S H A

W I

P H O N E w w c l a r k d i e t z c o m

04.23.25 ADDENDUM #1

DESIGNED BY:

DRAWN BY:

CHECKED BY:

DATE CHECKED:

ARW

ARW

NTP

03/28/25

04.02.25 ISSUED FOR BID

2 1

VAV-01

VAV-02

VAV-03

VAV-05

VAV-04

VAV-06

1VAV-07 1

VAV-12

VAV-08

VAV-09

VAV-10

VAV-11

VAV-13

B A

S E

M E

N T

H E

A

TI

N G

P

LA

N

H2.02

3"

3"

1 1/2"

1 1/2"

1 1/2"

1 1/2"

1 1/2" 1 1/2"

1 1/2"

2"

2"

1 1/2" 1 1/2"

1 1/2"

1 1/2"

1 1/2"

1 1/2"

HWS

HWR

(HWS)

(HWR)HWS

HWR

4" 4"

2"

1" 1 1/4"

1 1/4"

(HWS)

(HWR)

(HWS)

(HWR)

1 1/4"

3"

3/4"

1"

BC-1

3"

NOTES (THIS SHEET)

1. SEE H0.00 FOR GENERAL NOTES, ABBREVIATIONS, AND SYMBOLS.

FIRST LEVEL HEATING PLAN

KEYNOTES (THIS SHEET)

1. EXISTING OUTDOOR AIR INTAKE LOUVER TO REMAIN.

2. NEW SHAFT WALLS/SOFFIT. PROVIDE 5-5/8" GA STEEL STUDS AT 16" O.C. WITH 2 SHEETS OF

5/8" TYPE "X" GYPSUM BOARD ON EACH SIDE. STUDS SHOULD BE INDEPENDENTLY

SUPPORTED AT CEILING AND FLOOR. NO PENETRATIONS WILL BE ALLOWED ON THE

COOLER WALL. BUILD WALL TO UNDERSIDE OF THE DECK AND AROUND HORIZONTAL

PIPING. SEAL ALL JOINTS WITH FIRE STOPPING SEALANT. FINISH NEW WALL TO MATCH

ADJACENT SURFACES.

3. EXISTING RELIEF AIR LOUVER TO REMAIN.

4. NEW REFRIGERANT PIPING DOWN TO FLOOR BELOW IN NEW PIPE CHASE.

5. NEW REFRIGERANT SUCTION AND LIQUID LINES ABOVE CEILING IN NEW PIPE ENCLOSURE.

6. NEW REFRIGERANT SUCTION AND LIQUID LINES UP TO FLOOR ABOVE.

DATE REVISION

PROJECT No.

DRAWING No.

P R O J E C T

T I T L E

D R A W I N G

T I T L E

K E

N O

S H

A C

O U

N

TY

P

U B

LI

C

S A

FE

TY

B U

IL

D

IN

G

A H

U R

E P

LA

C

E M

E N

T

K0450200

NOTE: DIMENSIONAL DATA IS NOT TO BE OBTAINED BY SCALING ANY PORTION OF THIS DRAWING.

D E S I G N

F I R M

R E G I S T R A T I O N

N O

T H

S T R E E T

K E N O S H A

W I

P H O N E w c l a r k d i e t z c o m

04.23.25 ADDENDUM #1

DESIGNED BY:

DRAWN BY:

CHECKED BY:

DATE CHECKED:

ARW

ARW

NTP

03/28/25

04.02.25 ISSUED FOR BID

FI

R

S T

LE

V

E L

H E

A

TI

N G

P

LA

N

H2.03 0 2' 4' 8' 16'

4 5

NOTES (THIS SHEET)

1. SEE H0.00 FOR GENERAL NOTES, ABBREVIATIONS, AND SYMBOLS.

SECOND LEVEL HEATING PLAN

KEYNOTES (THIS SHEET)

1. EXISTING EXHAUST DUCT TO REMAIN.

2. NEW REFRIGERANT PIPING UP TO PENTHOUSE.

3. NEW REFRIGERANT PIPING DOWN TO FLOOR BELOW.

DATE REVISION

PROJECT No.

DRAWING No.

P R O J E C T

T I T L E

D R A W I N G

T I T L E

K E

N O

S H

A C

O U

N

TY

P

U B

LI

C

S A

FE

TY

B U

IL

D

IN

G

A H

U R

E P

LA

C

E M

E N

T

K0450200

NOTE: DIMENSIONAL DATA IS NOT TO BE OBTAINED BY SCALING ANY PORTION OF THIS DRAWING.

D E S I G N

F I R M

R E G I S T R A T I O N

N O

T H

S T R E E T

K E N O S H A

W I

P H O N E w c l a r k d i e t z c o m

04.23.25 ADDENDUM #1

DESIGNED BY:

DRAWN BY:

CHECKED BY:

DATE CHECKED:

ARW

ARW

NTP

03/28/25

04.02.25 ISSUED FOR BID

S E

C O

N D

L E

V E

L H

E A

TI

N

G P

LA

N

H2.04 0 2' 4' 8' 16'

1 2

(ASU-6)

(ASU-5)

DATE REVISION

PROJECT No.

DRAWING No.

P R O J E C T

T I T L E

D R A W I N G

T I T L E

K E

N O

S H

A C

O U

N

TY

P

U B

LI

C

S A

FE

TY

B U

IL

D

IN

G

A H

U R

E P

LA

C

E M

E N

T

K0450200

NOTE: DIMENSIONAL DATA IS NOT TO BE OBTAINED BY SCALING ANY PORTION OF THIS DRAWING.

D E S I G N

F I R M

R E G I S T R A T I O N

N O

T H

S T R E E T

K E N O S H A

W I

P H O N E w c l a r k d i e t z c o m

04.23.25 ADDENDUM #1

DESIGNED BY:

DRAWN BY:

CHECKED BY:

DATE CHECKED:

ARW

ARW

NTP

03/28/25

04.02.25 ISSUED FOR BID

NOTES (THIS SHEET)

1. SEE H0.00 FOR GENERAL NOTES, ABBREVIATIONS, AND SYMBOLS.

ROOF HEATING PLAN

KEYNOTES (THIS SHEET)

1. EXISTING REFRIGERANT SUCTION AND LIQUID PIPING TO REMAIN.

2. EXISTING CONDENSING UNIT TO REMAIN.

3. PROVIDE NEW REFRIGERANT SUCTION AND LIQUID PIPING. PROVIDE SUPPORTS AT

QUANTITY AND SPACING AS REQUIRED TO ADEQUATELY SUPPORT PIPING. SEE DETAILS.

4. NEW CONDENSING UNIT. SEE SCHEDULES. PROVIDE BEAMS AS NEEDED TO SUPPORT NEW

UNIT DIMENSIONS. BLAST AND PAINT EXISTING STRUCTURAL SUPPORT.

5. NEW REFRIGERANT SUCTION AND LIQUID PIPING THROUGH WALL AND UP INSIDE ATTIC

SPACE. ROUTE AS HIGH AS POSSIBLE TO NEW FLOOR PENETRATIONS NEXT TO EXHAUST

FAN DUCT.

6. NEW REFRIGERANT SUCTION AND LIQUID PIPING DOWN TO FLOOR BELOW.

7. EXISTING EXHAUST FAN DUCTWORK TO REMAIN.

R O

O F

M E

C H

A N

IC

A

L P

LA

N

H2.05

0 2' 4' 8' 16'

ACCU-1

M M

DATE REVISION

PROJECT No.

DRAWING No.

P R O J E C T

T I T L E

D R A W I N G

T I T L E

K E

N O

S H

A C

O U

N

TY

P

U B

LI

C

S A

FE

TY

B U

IL

D

IN

G

A H

U R

E P

LA

C

E M

E N

T

K0450200

NOTE: DIMENSIONAL DATA IS NOT TO BE OBTAINED BY SCALING ANY PORTION OF THIS DRAWING.

D E S I G N

F I R M

R E G I S T R A T I O N

N O

T H

S T R E E T

K E N O S H A

W I

P H O N E w c l a r k d i e t z c o m

04.23.25 ADDENDUM #1

DESIGNED BY:

DRAWN BY:

CHECKED BY:

DATE CHECKED:

ARW

ARW

NTP

03/28/25

04.02.25 ISSUED FOR BID

H E

A

TI

N G

A N

D V

E N

TI

LA

TI

O

N S

E C

TI

O

N S

H3.01

NEW REFRIGERANT LIQUID LINE OUT

TO MECHANICAL ROOM.

NEW REFRIGERANT SUCTION LINE

OUT TO MECHANICAL ROOM.

NEW RETURN DUCT FROM ABOVE

WOMEN'S LOCKER ROOM. CONNECT

TO MIXING BOX ABOVE AHU.

NEW RELIEF DUCT. MAKE

CONNECTION TO RETURN DUCT.

PROVIDE MIXING BOX AT AIR

HANDLING UNIT INLET.

NEW OUTSIDE AIR DUCT.

CONNECT TO MIXING BOX ABOVE

AHU.

NEW MEDIUM PRESSURE

SUPPLY DUCT. MAKE NEW

FLEX CONNECTION TO

AHU.

PROVIDE PLENUM AT AIR

HANDLING UNIT OUTLET.

MAKE FLEX CONNECTION

TO SUPPLY DUCTWORK.

NEW HOT WATER

RETURN BRANCH.

MAKE CONNECTION TO

HW COIL.NEW HOT WATER SUPPLY

BRANCH. MAKE

CONNECTION TO HW COIL.

SUPPLY FAN ARRAY

(2)

EXISTING HWS/R

NEW REFRIGERANT SUCTION

LINE. MAKE CONNECTION TO

DX COIL.

NEW REFRIGERANT LIQUID

LINE. MAKE CONNECTION TO

DX COIL.

MEDIUM PRESSURE

SUPPLY DUCTWORK

THROUGH WALL TO

HALLWAY.

48/24 OA

24" SA 21" SA

48/14 RA 48/24 RA

ASU-1 SECTION1

EXISTING WALL.

EXISTING WALL.

NEW CONCRETE

EQUIPMENT PAD

NEW MOTORIZED OUTSIDE AIR

DAMPER.

NEW MOTORIZED RELIEF AIR

DAMPER.

NEW INLINE PUMP FOR HOT

WATER SYSTEM. SEE

SCHEDULES.