A22 - REFERENCE - 2000_JOC_CONTRACT_Clock Tower Annex Upgrade HVAC.pdf

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MISSISSIPPI RIVER BASIN, ROCK ISLAND ARSENAL, ROCK ISLAND, ILLINOIS, NORTH ANNEX EMERGENCY OPERATIONS CENTER AND DISTRICT CONFERENCE ROOMS Federal contract opportunity
Solicitation number
W912EK25BA001
Issued by
Department of the Army Corps of Engineers Engineering District Rock Island

About this file

This document is a comprehensive set of technical drawings for an HVAC upgrade project at the Clock Tower Annex located in Rock Island, Illinois, prepared by the U.S. Army Corps of Engineers Rock Island District. The project involves a complete renovation of the existing HVAC system, including demolition of existing ductwork on both the first and second floors, installation of a new variable air volume (VAV) air handling unit, new ductwork, VAV boxes, thermostats, supply and return diffusers, and upgrading the building's environmental control systems.

The technical drawings (12 sheets total) detail the project's scope, including precise mechanical and electrical specifications for the new HVAC infrastructure. Key components include a new air handling unit (AHU-217-1-4) with specific performance requirements, a digital management system for occupancy and temperature control, and modifications to existing electrical systems to support the new equipment. The project includes detailed sequencing of work to minimize disruption to building occupants, with specific instructions for demolition, installation, and transition between old and new systems. The electrical drawings outline new conduit routing, safety switches, and integration with existing building management systems.

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Other files for this federal contract opportunity

Other files attached to MISSISSIPPI RIVER BASIN, ROCK ISLAND ARSENAL, ROCK ISLAND, ILLINOIS, NORTH ANNEX EMERGENCY OPERATIONS CENTER AND DISTRICT CONFERENCE ROOMS, newest first.
File Type Posted
B01 - BID SUMMARY SHEET_SIGNED.pdf PDF
A20 - WR - 4-18-2025.pdf PDF
A22 - Amend 0002 - Drawing.pdf PDF
A22 - W912EK25BA001 - AMEND 0002.pdf PDF
A22 - W912EK25BA001 - AMEND 0001.pdf PDF
A22 - REFERENCE - Replace Chiller Clock Tower bldg.pdf PDF
A22 - REFERENCE - B5CLKTWR199804-PLAN_SET_AS-BLT-1998-09-02-TRAILERS.pdf PDF
A22 - REFERENCE - B5CLKTWR202002-PLAN_SET_CONTRACT-2021-08-24.pdf PDF
A22 - REFERENCE - 2000_JOC_CONTRACT_Clock Tower Remodel IM Office.pdf PDF
A22 - REFERENCE - Repair Annex Roof.pdf PDF
A22 - REFERENCE - Remodel North End Annex N.W. Corner Clock Tower.pdf PDF
A22 - PLAN_SET_SOL-2025-03-18.pdf PDF
A22 - SPEC_SOL-2025-03-13.pdf PDF
A22 - W912EK25BA001 - Only.pdf PDF
A22 - IL 20250001 - 3-21-2025.pdf PDF
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US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a w n

B y

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

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H

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S

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C S

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D I

W

R D

T

U P

G R

A

A C

C L

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S S I

P

V E

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I

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N O I

S D J

N

J

N T

R A

C T

C A

Sheet of 12

UPGRADE HVAC

CLOCK TOWER ANNEX 1

N S

T R

U C

T E

D

D J

N

ISLAND

ROCK

MILES

IOWA

ILLINOIS

MISSOURI

I N

D I A

N A

DAVENPORT MOLINE

CHICAGO

ST. LOUIS

WISCONSIN

KENTUCKY

BETTENDORF

LOCATION

PROJECT

LOCATION PLAN

0 600 600 1200FT300

SCOPE OF WORK:

R O

C K

IS

L

A N

D A

V E

N U

LO

AN

AM

N O

F O

M S

T R

O

G

E

RODMAN AVE.

C L

O

W

N E

X

SITE PLAN

NO SCALE

SCALE IN FEET

LOCATION

PROJECT

VICINITY MAP

BUILDING

CLOCK TOWER

INDEX

SHEET

REF. NO.

SHEET

NO.

TITLE OF DRAWING

1 X1 COVER SHEET

X2

M1

M2

M3

LOCATION MAPS AND INDEX

6 M4

HVAC CONTROLS I

M5

M6

M7

M8

E1

E2

REFERENCE DRAWINGS

R1

R2

R3

SECOND FLOOR HVAC DEMOLITION

FIRST FLOOR HVAC DEMOLITION

NEW SECOND FLOOR HVAC PLAN

NEW FIRST FLOOR HVAC PLAN

HVAC DETAILS AND SCHEDULES

HVAC DETAILS II

HVAC CONTROLS II

NEW ELECTRICAL PLAN

NEW ELECTRICAL ONE-LINE & DETAILS

ADDITION TO ANNEX UTILITY SITE PLAN

ADDITION TO ANNEX FIRST FLOOR PLAN

ADDITION TO ANNEX BUILDING SECTIONS

X2

R D

T

D J

N

A N

D

IN

D E

X L

O C

A T

IO

P S

D D

M R

H

SECOND FLOORS

INCLUDES FIRST AND

PROJECT LOCATION -

INTERIOR WORK.

SEQUENCE OF WORK ON SHEET M7 DETAILS THE WORKING HOURS FOR THE

THE CONTRACTOR SHALL COMPLETE THE EXTERIOR WORK FIRST. THE

PAD, BOLLARDS, HVAC CONTROLS, AND AIR BALANCING.

INSTALLATION SHALL REQUIRE AN ELECTRICAL FEED, EQUIPMENT CONCRETE

INSTALLATION OF A SELF-CONTAINED, COOLING VAV AIR HANDLING UNIT.

SUPPLY AND RETURN DIFFUSERS.

INSTALLATION OF NEW STEEL DUCTWORK, VAV BOXES, THERMOSTATS,

FIRST AND SECOND FLOORS.

DEMOLITION OF FIBERGLASS DUCTWORK ON THE SOUTH HALF OF THE

4.

3.

2.

1.

M-O 75/229

M-O 75/188

M-O 75/191

R4 M-O 75/221

R5 M-O 75/222

ADDITION TO ANNEX FIRST FLOOR PLAN - MECHANICAL

ADDITION TO ANNEX SECOND FLOOR PLAN - MECHANICAL

N S

T R

U C

T E

D

D J

N

C S

33 35

22 21 29

30-G

98979695

7-G

81-G81

70-G

2-G 3-G

4-G

6-G

50 52

62 64

120144

301-G

314 312

332333

R O

C K

IS

L

A N

D A

V E

N U

E

AVENUE

U .S . G

O V

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N M

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I D

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PARKING

PARKING

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DRIVE

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IL

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IE

KINGSBURY

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IN

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PARKING

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SOUTH AVENUE

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D S

T R

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N

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NORTH AVENUE

PARKING

PARKING

PARKING

PARKING

E A

S T

AVENUE

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DRIVE

G O

L

N E

BECK LANE

SYLVAN

DRIVE

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ENUE

KING

DRIVE

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PARKING

PUMP HOUSE

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V

IA

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PARKING

PARKING

TOWER (IIGE)

RAW WATER

INLET

M O L

IN

ID

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CONFEDERATE

CEMETERY

CEMETERY

CEMETERY

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POST

RANGE

PRACTICE

PARKING

PARKING

361391

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77 78

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IVE

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(IIGE)

TOWER

(IIGE)

TOWER

RANGE

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RAW WATER

CONFEDERATE

DRIVE

INLET

RAW WATER

H O

B B

S

(IIGE)

TOWER

PARKING

PARKING

PARKING

PARKING

M a c

A R

T H

U R C

O U R T

C H

A M

B E

R L

A I N

D R

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M U

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H Y

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C L

E

W A

L K

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E

P A

TT

ON

C I

R

M O L

ID

G E

BAUMBECK AVENUE

216212

BURR

D R

IV

E

D R

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R

AVENUE

FLOW

MOLINE

POOL

WATER ELEVATION 56

1.0

X

X

X

X

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X

X

X X

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W A T E R

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V A T

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IS

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IS

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IP

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BETTENDORFDAVENPORT

MOLINE

ROCK ISLAND

C A N A L

L I N

P O O L

S Y L V A N S L O U G H

M I

S S I S S I P P I R

I V

E R

E. RIVER DR.

4TH AVE

1ST AVE

2ND ST.

4TH ST.

3RD ST.

US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

C E

M c k

I s l a s t r i g i t u l t

D o c u m e n t s

E n g i n e e r i o j e c h i v e s

P r o j e c t s c a c a x d g n

A B C D E F G H

R O

C K

I

S L

A N

D

I

L L I

N O I

S

C O

R

G I

N E

E R

S

U

G I

N E

S T

R I

C T

D e s i g n

C h e c k

R e v i e w

D a t e

D r a w i d e

S o l i c i t a t i m b e r

O W

N

D e s c r i p t i o n

D a t e

S y m b o l

R e v i s i o n s

A p p r o v e d

J

U N

U P

G R

A

A C

C L

O

W

N E

X

M I

S S I

S S I

P

V E

R

I

L L I

N O I

S

J

N T

R A

C T

C A

Sheet of 12

2 5 6 73 41

B

C

D

VAV-5

VAV-6

VAV-7

CAP

CAP

VAV-9

M1

5 50 10 FT

H V

M O

L

IT

IO

N

S E C

O

O O

R

WERE NOT FUNCTIONAL BEFORE DEMOLITION.

COMPONENTS AT HIS COST UNLESS HE CAN DEMONSTRATE THAT THE COMPONENTS

PROTECTING THESE COMPONETS. THE CONTRACTOR SHALL REPLACE DAMAGED

DURING THE DEMOLITION PHASE, THE CONTRACTOR IS RESPONSIBLE FOR

ASSUMES THAT THESE COMPONENTS ARE IN GOOD WORKING CONDITION.

ARE TO BE REUSED IN THE NEW HVAC SYSTEM. THE GOVERNMENT

2. THE VAV BOXES, LIGHT TROFFER DIFFUSERS, AND THERMOSTATS

1. SEE SHEET M7 FOR SEQUENCE OF WORK.

NOTES:

TO BE DEMOLISHED

INDICATES OBJECTS

LIGHT TROFFER DIFFUSER

VAV BOX (TO BE REUSED)

(TO BE REUSED)

LEGEND:

D J

N

C S

5 FOR COLUMN LINES.

SEE REFERENCE SHEET

8 AND CAP AT MAIN.

DUCT BACK TO COLUMN

DEMOLISH RETURN AIR

5 FOR COLUMN LINES.

SEE REFERENCE SHEET

8 AND CAP AT MAIN.

DUCT BACK TO COLUMN

DEMOLISH RETURN AIR

PROBE WIRING

EXISTING STATIC

WIRING

STATIC PROBE

REMOVE EXISTING

SEE SHEET M3

RELOCATE TROFFER

V I

S

N S

T R

U C

T E

D

US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

C E

M c k

I s l a s t r i g i t u l t

D o c u m e n t s

E n g i n e e r i o j e c h i v e s

P r o j e c t s c a c a m d g n

A B C D E F G H

R O

C K

I

S L

A N

D

I

L L I

N O I

S

C O

R

G I

N E

E R

S

U

G I

N E

S T

R I

C T

D e s i g n

C h e c k

R e v i e w

D a t e

D r a w i d e

S o l i c i t a t i m b e r

O W

N

D e s c r i p t i o n

D a t e

S y m b o l

R e v i s i o n s

A p p r o v e d

C S

J

U N

D I

W

R D

T

U P

G R

A

A C

C L

O

W

N E

X

M I

S S I

S S I

P

V E

R

I

L L I

N O I

S D J

N

J

N T

R A

C T

C A

4 5 6 7 8

B

C

D

VAV-4

CAP

VAV-3

VAV-1

CAP

M2

4 40 8 FT

H V

M O

L

IT

IO

N

F

IR

S T

F L

O O

R

TO BE DEMOLISHED

INDICATES OBJECTS

LIGHT TROFFER DIFFUSER

VAV BOX (TO BE REUSED)

(TO BE REUSED)

LEGEND:

BEFORE DEMOLITION.

COMPONENTS WERE NOT FUNCTIONAL

UNLESS HE CAN DEMONSTRATE THAT THE

REPLACE DAMAGED COMPONENTS AT HIS COST

THESE COMPONETS. THE CONTRACTOR SHALL

CONTRACTOR IS RESPONSIBLE FOR PROTECTING

CONDITION. DURING THE DEMOLITION PHASE, THE

THAT THESE COMPONENTS ARE IN GOOD WORKING

NEW HVAC SYSTEM. THE GOVERNMENT ASSUMES

AND THERMOSTATS ARE TO BE REUSED IN THE

2. THE VAV BOXES, LIGHT TROFFER DIFFUSERS,

1. SEE SHEET M7 FOR SEQUENCE OF WORK.

D J

N

C S

4 FOR COLUMN LINES.

REMAIN. SEE REFERENCE SHEET

DUCT ABOVE ATRIUM CEILING TO

CAP ENDS AT COLUMN 8 AND 10.

BETWEEN COLUMN 10 AND 16.

DEMOLISH RETURN AIR DUCT

V I

S

N S

T R

U C

T E

D

US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

C E

M c k

I s l a s t r i g i t u l t

D o c u m e n t s

E n g i n e e r i o j e c h i v e s

P r o j e c t s c a c a m d g n

A B C D E F G H

R O

C K

I

S L

A N

D

I

L L I

N O I

S

C O

R

G I

N E

E R

S

U

G I

N E

S T

R I

C T

D e s i g n

C h e c k

R e v i e w

D a t e

D r a w i d e

S o l i c i t a t i m b e r

O W

N

D e s c r i p t i o n

D a t e

S y m b o l

R e v i s i o n s

A p p r o v e d

C S

J

U N

D I

W

R D

T

U P

G R

A

A C

C L

O

W

N E

X

M I

S S I

S S I

P

V E

R

I

L L I

N O I

S D J

N

J

N T

R A

C T

C A

M3 down

8 x 8 12 x 10 12 x 12 14 x 12

35 TYP

SD-2

8 X 8 12 X 10 12 X 12

14 X 12

14"

14"

8 X 8

6"

10 X 10 12 X 10 14 X 12

8 X 8

X

10 X 10 12 X 10 14 X 12

14"

26"

24"

6"

8"

8 X 8 12 X 12

20"

8 X 8 10 X 10 12 X 10 14 X 12 16 X 14

28"

12"

24"8"

18" 16"

12 X 1210 X 8

SD-5 SD-5

10 X 10

14 X 14

SD-3

SD-3SD-3SD-3SD-3SD-3

SD-3 SD-3

SD-4

10 X 8

SD-4

12 X 12

8 X 8

14 x 14

SD-6

10 x 10

14"

6 X 6

2 3 4 5 6 7 81

A

B

C

D

T9

T10

T11

T8

T

T6

VAV-7

VAV-5

VAV-9

VAV-11

VAV-6

VAV-8

VAV-10

5 50 10 FT

T6

T6

DUCT STATIC TAP

6"

6"

F L

O

A C

P

L A

N

N

W

C

O N

D

6. SEE SHEET M7 FOR SEQUENCE OF WORK.

RETURN DUCT SHALL BE PRESSURE CLASS -1-INCH.

DUCT FROM VAV BOX TO OUTLET SHALL BE PRESSURE CLASS +1-INCH

5. DUCT FROM AHU TO VAN BOX SHALL BE PRESSURE CLASS +3-INCH

4. REFER TO SHEET M5 FOR DUCT FITTING AND TAKE-OFF DETAILS.

SHALL BE 8-INCH ROUND.

3. THE DUCT FROM THE BALANCING DAMPER TO THE LIGHT TROUFFER DIFFUSERS

2. THE DUCT SHALL BE INSULATED WITH A 1-INCH THICK EXTERIOR WRAP.

1. ALL DUCT DIMENSIONS ARE FREE INSIDE DIMENSIONS.

NOTES: APPLY TO BOTH SECOND AND FIRST FLOOR

18 X 11

T7

LEGEND:

EXISTING THERMOSTAT TO BE RELOCATED

EXISTING THERMOSTAT

NEW THERMOSTAT

BALANCING DAMPER

DUCT TRANSITION

NEW SUPPPLY DIFFUSER

NEW RETURN GRILL

EXISTING LIGHT TROFFER DIFFUSER

EXISTING VAV BOX

NEW VAV BOX

RG-1

RG-1

RG-1 RG-1

EXTERIOR WORK.

SEE SHEET M6 FOR

EXISTING

NEW

C H

A N

M E

N S I

O N

S

R E

M O

A N

S I

T I

O N

R

E M

O

M P

E R

D J

N

C S

RA

18 X 11RA

RG-1

SD-3

TROFFER

RELOCATED

HALF)

(AHU SERVING SOUTH

NEW OVERRIDE SWITCH

DETECTORS

NEW DUCT SMOKE

NEW LOCATION

STATIC PROBE

PROBE WIRING

EXISTING STATIC

WIRING

PROBE

STATIC

NEW

OFFICE

ED-D

HALF)

(AHU SERVING NORTH

NEW OVERRIDE SWITCH

V I

S

N S

T R

U C

T E

D

US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

C E

M c k

I s l a s t r i g i t u l t

D o c u m e n t s

E n g i n e e r i o j e c h i v e s

P r o j e c t s c a c a m d g n

A B C D E F G H

R O

C K

I

S L

A N

D

I

L L I

N O I

S

C O

R

G I

N E

E R

S

U

G I

N E

S T

R I

C T

D e s i g n

C h e c k

R e v i e w

D a t e

D r a w i d e

S o l i c i t a t i m b e r

O W

N

D e s c r i p t i o n

D a t e

S y m b o l

R e v i s i o n s

A p p r o v e d

C S

J

U N

D I

W

R D

T

U P

G R

A

A C

C L

O

W

N E

X

M I

S S I

S S I

P

V E

R

I

L L I

N O I

S D J

N

J

N T

R A

C T

C A

UP

4 40 8 FT

SD-1

RG-1

SD-1

SD-1 SD-2 SD-2

SD-1 SD-2

SD-2

SD-2

RG-1

SD-2

SD-2 SD-2

RG-1

SD-2

22"

12"

20"

14" 16"

14"

M4

8 X 8

SD-6

10 X 8 10 X 10

6" 6"

6"

SD-6

10 X 10 12 X 10 12 X 12

SD-6

10 X 10

8 X 8

6"

SD-6

SD-2

8 X 8

SD-7

SD-7

SD-7

SD-7

14 X 12

4 5 6 7 8

A

B

C

D

VAV-1

VAV-2

VAV-4

RA

57"

T T

T

SANITARY UP TO CEILING

RELOCATE VENT AND PUMPED

T1

T4

T3

T2

6"

6"

6"

6"

H V

A C

P

L A

N

N

IR

S T

F L

O O

R

NOTE: SEE SHEET M7 FOR SEQUENCE OF WORK.

LEGEND:

EXISTING THERMOSTAT TO BE RELOCATED

EXISTING THERMOSTAT

NEW THERMOSTAT

BALANCING DAMPER

DUCT TRANSITION

NEW SUPPPLY DIFFUSER

NEW RETURN GRILL

EXISTING LIGHT TROFFER DIFFUSER

EXISTING VAV BOX

NEW VAV BOX

10"

8 X 8 10 X 10

VAV-3

NEW

EXISTING

EXISTING WORK.

SEE SHEET M6 FOR

C H

A N

M E

N S I

O N

S

R E

M O

A N

S I

T I

O N

R

E M

O

M P

E R

D J

N

C S

DETECTORS

NEW DUCT SMOKE

14 X 17

14 X 17

14 X 17

S

S STATIC PRESSURE SENSOR

24 X 24

V I

S

N S

T R

U C

T E

D

TO ROUND

ROUND TO RECTANGLE

TRANSITION FROM

US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

C E

M c k

I s l a s t r i g i t u l t

D o c u m e n t s

E n g i n e e r i o j e c h i v e s

P r o j e c t s c a c a m d g n

A B C D E F G H

R O

C K

I

S L

A N

D

I

L L I

N O I

S

C O

R

G I

N E

E R

S

U

G I

N E

S T

R I

C T

D e s i g n

C h e c k

R e v i e w

D a t e

D r a w i d e

S o l i c i t a t i m b e r

O W

N

D e s c r i p t i o n

D a t e

S y m b o l

R e v i s i o n s

A p p r o v e d

C S

J

U N

D I

W

R D

T

U P

G R

A

A C

C L

O

W

N E

X

M I

S S I

S S I

P

V E

R

I

L L I

N O I

S D J

N

J

N T

R A

C T

C A

M5

H E

D U

L E S

H V

T

A

IL

S

SERVICE

TYPE

MAX CFM

MAX NC

FINISH

MATERIAL

ACCESSORIES

AIR DEVICE SCHEDULE

ITEM

C O

N D I T I O

N S

X I

M U

M C

F M

TOTAL PRESS

(P ) IN.W.G.

(V , fpm)

THROW (ft)

LOCATION

QUANTITY

AREA FACTOR (A )

NOM. MODULE SIZE (in)

NOM. NECK SIZE (in)

AIR PATTERN

FRAME TYPE

DESIGN BASIS

REMARKS

k k t

OUTLET VELOCITY

SD-1 SD-2 SD-3 SD-4 SD-5 SD-6 SD-7 RG-1

EXISTING EXISTING EXISTING

115 140 150 100 110 115 145

.03

.04

3.5

.04

.06

0.14 3.3

4 45 9

CEILING

SUPPLY

LOUVER

GRID CORE

RETURN

42 5 4

3 4

20 20 20 20

4-WAY

STEEL

WHITE

DM-L4

ALUMINUM

CR-500

V V V V

3.5

CEILING CEILING CEILING CEILING

SUPPLY SUPPLY SUPPLY

LOUVER LOUVER LOUVER

0.14 0.14 0.14

6 6 6

4-WAY 4-WAY 4-WAY

STEEL STEEL STEEL

WHITE WHITE WHITE

DM-L4 DM-L4 DM-L4

NO SCALE

DUCT ELBOW

DETAIL

RECTANGULAR

SMOOTH

RADIUS ELBOW

R/D = 1.5

VARIABLE AIR VOLUME BOXES

CFM

MAX MIN

SYMBOL

TOTAL

PRESSURE DROP

INLET

DIA

BOX

SIZE

REMARKS

VAV-1

VAV-2

VAV-3

VAV-4

VAV-5

VAV-6

VAV-7

VAV-8

VAV-9

VAV-10

VAV-11

VCCD-24

VCCD-0384280

.09 IN H2O

.09 IN H2O

.10 IN H2O

.10 IN H2O

REUSE VB-5

REUSE VB-8

REUSE VB-9

REUSE VB-9

REUSE VB-5

VCCD-24

REUSE VB-9

REUSE VB-9

VCCD-17

AIR HANDLING UNIT SCHEDULE

TYPE

CFM

ESP

TSP

BHP

RPM

MOTOR

HP

VOLT

PHASE

RPM

TYPE

CFM

MAX FPM

EAT - DB/WB

LAT - DB/WB

SENSIBLE MBH

TOTAL MBH

ROWS / FINS

CAPACITY (KW)

EAT / LAT

% OA

STAGES

VOLTS

PHASEH

E

A T I

C T I O

N R

E F

R I G

E R

A

I L

S U

P P

N F I L

T E

R

S E

C T I O

N

TYPE

EFFICIENCY

SIZE

VIBRATION

ISOLATION

TYPE

ACCESSORIES

REMARKS

DEFLECT.

ITEM

MAX AIRPDD

MAX AIR PD

ACCU ITEM

VAV

10.5

R-22

80/67

58.4/57.1

222.79

300.14

30% (ASHREA STANDARD S2-76)

2.5 IN H2O

NOTE: USE SMOOTH RADIUS ELBOWS WHERE POSSIBLE

OTHERWISE THE ELBOWS SHALL HAVE TURNING VANES.

DUCT TAKE-OFF DETAIL

NO SCALE

R E

C T

A N

G U

L A

R D

U

I N

A

O W

LENGTH OF SQUARE/

RECT. BRANCH DUCT

SMACMA 45° CLINCH (SHOE)

COLLAR TAKE-OFF (TYPICAL)

ELBOW

SEE DIFFUSER

CONNECTION DETAIL

(TYPICAL)

MAXIMUM 3 TO 5

VARIES (TYP)

BUTTERFLY DAMPER

SQUARE/RECT.-TO-ROUND

TRANSITION (TYPICAL)

RECTANGULAR

DUCT BRANCH

AIR FLOW

BUTTERFLY DAMPER

FEET FLEX DUCT

ROUND DUCTWORK FITTING

DETAIL (TYPICAL)

VAV

TERMINAL

M I N

M A

X

R O

U N

D

G A

L V

A N I Z

E D

S T

E

C T

ROUND GALVANIZED

STEEL DUCT AT

VAV TERMINAL

INLET

FLEX DUCT

45° 1-PIECE

GALVANIZED STEEL

ELBOW (R/D=1.5)

AIR

FLOW

GALVANIZED STEEL

REDUCING LATERAL

CROSS OR LATERAL

CROSS (TYP.)

NO SCALE

GALV. STEEL

SUPPLY DUCT

FLEX DUCT

DIFFUSER

INSULATION

SUSPENDED CEILING

DIFFUSER CONNECTION DETAIL

NO SCALE

PLEATED

AHU-217-1-4

LIGHT TROFFER AND SQUARE DIFFUSERS.

DAMPER TO DIFFUSER. THIS APPLIES TO BOTH THE

SHALL NOT EXCEED 5 FEET TOTAL FROM BUTTERFLY

NOTE: THE MAXIMUM FLEX DUCT PER TAKE-OFF

A

D D

T

H E

D U

L E

FANS OPTION

POWER EXHAUST

BE DUCT MOUNTED

EXHAUST FANS SHALL

R

E M

O

T A I

L

D J

N

C S

V I

S

N S

T R

U C

T E

D

US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

C E

M c k

I s l a s t r i g i t u l t

D o c u m e n t s

E n g i n e e r i o j e c h i v e s

P r o j e c t s c a c a m d g n

A B C D E F G H

R O

C K

I

S L

A N

D

I

L L I

N O I

S

C O

R

G I

N E

E R

S

U

G I

N E

S T

R I

C T

D e s i g n

C h e c k

R e v i e w

D a t e

D r a w i d e

S o l i c i t a t i m b e r

O W

N

D e s c r i p t i o n

D a t e

S y m b o l

R e v i s i o n s

A p p r o v e d

C S

J

U N

D I

W

R D

T

U P

G R

A

A C

C L

O

W

N E

X

M I

S S I

S S I

P

V E

R

I

L L I

N O I

S D J

N

J

N T

R A

C T

C A

T

A

IL

S

II

M6

19'-0"

13'-9"

NEW AHU PLAN

C E I

L I

N G

C E I

L I

N G

RETURN DUCTWORK ELEVATION

C E I

L I

N G

C E I

L I

N G

SUPPLY DUCTWORK ELEVATION

SLOPE TO DRAIN

FINISH GRADE

NO SCALE

SD

22 X 35

35 X 35

25 X 27

30 X 30

6 INCH CONCRETE

EQUIPMENT PAD

LEGEND:

SD

BOLLARD

DUCT MOUNTED

SMOKE DETECTOR

40 X 35

35 X 35

7'-4"11'-8" 12"

9'-6"

SD

E F

EF-1,2

EF-1,2

DUCT MOUNTED

EXHAUST FANS

EQUIPMENT PAD NOTES:

SHALL BE REMOVED AFTER 12 HOURS. ALL RESULTANT

HONEYCOMBING OR PIN HOLES SHALL BE SEALED

IMMEDIATELY WITH CEMENT SAND MORTAR.

IN ACCORDANCE WITH ASTM C94-83. CONCRETE

3500 PSI COMPRESSIVE STRENGTH AT 7 DAYS.

TROWEL FINISH.

THAN 7 DAYS AFTER CONCRETE PLACEMENT.

AREA WWF MAY BE SUBSTITUTED.

4 40 8 FT

4 20 8 FT

1 10 2 FT

C L

BOLLARD DETAIL

GRADE

ROADWAY

6"

PROVIDE

PIER

CONC.

PROVIDE

SLOPE TO DRAIN

PROVIDE CONC. FILL,

DIA.

12"

YELLOW W/APPROVED PAINT SYSTEM.

40 STEEL BARRIER POSTS, PRIME AND PAINT

PROVIDE 6" DIA. GALVANIZED SCHEDULE

SEWER

12 INCH STORM

#5 AT 12", EACH WAY

1. FORMS SHALL BE STRAIGHT AND TRUE. FORMS

2. CONCRETE SHALL BE CLASS X READY-MIXED CONCRETE

4. EQUIPMENT SHALL BE PLACED ON SLAB NO SOONER

SHALL SATISFY THE FOLLOWING REQUIREMENTS:

3. CONCRETE SLAB SURFACE SHALL RECEIVE A STEEL

5. REINFORCING SHALL BE ASTM A615. EQUIVALENT

3. THE CONTRACTOR SHALL SAW CUT THE PAVEMENT.

NOT POND ON THE HORIZONTAL SURFACE.

INSULATION SHALL BE INSTALLED SO THAT WATER SHALL

2. THE DUCT SHALL HAVE EXTERIOR INSULATION. THE

1. THE DUCT DIMENSIONS ARE FREE INSIDE DIMENSIONS.

N S

T R

U C

T E

D

D J

N

C S

US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

C E

M c k

I s l a s t r i g i t u l t

D o c u m e n t s

E n g i n e e r i o j e c h i v e s

P r o j e c t s c a c a m d g n

A B C D E F G H

R O

C K

I

S L

A N

D

I

L L I

N O I

S

C O

R

G I

N E

E R

S

U

G I

N E

S T

R I

C T

D e s i g n

C h e c k

R e v i e w

D a t e

D r a w i d e

S o l i c i t a t i m b e r

O W

N

D e s c r i p t i o n

D a t e

S y m b o l

R e v i s i o n s

A p p r o v e d

C S

J

U N

D I

W

R D

T

U P

G R

A

A C

C L

O

W

N E

X

M I

S S I

S S I

P

V E

R

I

L L I

N O I

S D J

N

J

N T

R A

C T

C A

19'-0"

7'-4"11'-8" 12"

1 10 2 FT

C L

FINISH GRADE

APPROX. 9'-6"

L

A D

E

I N

V E

E V

A T I

O N

S Q

NEW AHU CONDENSATE DRAIN PLAN

1 10 2 FT

NEW AHU CONDENSATE DRAIN ELEVATION

NOTES:

P L

E

V A

T

IO

N C

O N

D E

N S

A

A

IN

N

A C

STORM SEWER

EXISTING 12 INCH CONCRETE

DUCTWORK

EXISTING

HANDLING UNIT

EXISTING AIR

6 9

HANDLING UNIT

EXISTING AIR

STORM SEWER

EXISTING 12 INCH CONCRETE

INTO THE EXISTING CONCRETE STORM SEWER.

THE CONTRACTOR SHALL CORE DRILL OR SAW CUT THE TOP OPENING

SLAB FOR THE PIPE BOLLARD AND AHU ARE NOT UNDERMINED.

NECESSARY SO LONG AS THE EXISTING FOUNDATION AND CONCRETE

THE CONTRACTOR MAY EXPAND THE LIMITS OF EXCAVATION AS

A 36" SQUARE EXCAVATION LIMIT IS INDICATED ON THE DRAWING.

UNIT.

A NEW STORM DRAIN TO RECEIVE CONDENSATE FROM EXISTING AIR HANDLING

THE CONTRACTOR SHALL SAW CUT PAVEMENT AND EXCAVATE TO INSTALL

1.

2.

3.

KEY NOTES:

J T

B

D I

W

J J

D

C S

BUILDING

ANNEX

EXISTING

BUILDING

ANNEX

EXISTING

CONCRETE PAD

EXISTING

APPROX. 9'-6"

BOLLARD (TYP.)

EXISTING PIPE

DUCTWORK

EXISTING

CONCRETE PAD

EXISTING

PIER

CONCRETE

EXISTING

M6A

STEEL HARDWARE.

PIPE TO DRAIN. ELASTOMERIC COUPLING SHALL BE SHIELDED AND SHALL HAVE STAINLESS

INSTALL ELASTOMERIC OR SUITABLE ALTERNATIVE COUPLING TO ALLOW CONNECTION OF

FACILITATE PROPER DRAINAGE.

REPAIR PAVING TO MATCH EXISTING. SLOPE PAVING IN VICINITY OF NEW DRAIN TO

THAN 4" NOMINAL PIPE SIZE.

TO THE EXISTING STORM SEWER PIPE AND NEW STORM DRAIN. PIPE SHALL BE NO LESS

INSTALL NEW PVC OR CAST IRON PIPE WITH END CONNECTIONS TO FACILITATE CONNECTION

PAVING.

INSTALL MINIMUM 2'-0" X 2'-0" X 3" THICK CONCRETE PAD BENEATH NEW DRAIN AND NEW

PROVIDE 4" OF COMPACTED GRANULAR FILL BENEATH CONCRETE PAD AND NEW PAVING.

EXCAVATED BACK FILL MATERIAL SHALL BE COMPACTED.

FOR UNDERGROUND APPLICATION.

PIPE. TAP CONNECTION SHALL HAVE SUITABLE STAINLESS STEEL HARDWARE

CONNECTING NEW STORM DRAIN TO EXISTING CONCRETE STORM SEWER

CONTRACTOR SHALL FURNISH AND INSTALL NEW SADDLE TYPE TAP FOR

INSTALL NEW C.I. STORM DRAIN. DESIGN BASIS: NEENAH, MODEL R-4015-D.

TO NEW STORM DRAIN..

ROUTE NEW 1" PVC CONDENSATE DRAIN LINE W/ TRAP FROM EXISTING AHU

NEW CONNECTION

NEW CONNECTION

R

I J

N T

R A

C T

O W

N

C A

US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

C E

M c k

I s l a s t r i g i t u l t

D o c u m e n t s

E n g i n e e r i o j e c h i v e s

P r o j e c t s c a c a m a d g n

A B C D E F G H

R O

C K

I

S L

A N

D

I

L L I

N O I

S

C O

R

G I

N E

E R

S

U

G I

N E

S T

R I

C T

D e s i g n

C h e c k

R e v i e w

D a t e

D r a w i d e

S o l i c i t a t i m b e r

D e s c r i p t i o n

D a t e

S y m b o l

R e v i s i o n s

A p p r o v e d

U P

G R

A

A C

C L

O

W

N E

X

M I

S S I

S S I

P

V E

R

I

L L I

N O

M7

V

N T R

O L S

I

D J

N

D I

W

R D

T

C S

OCCUPIED AND UNOCCUPIED OPERATION MODES AND SCHEDULES :

OFF @ 1700 HRS M, T, W, TH, F

OCCUPIED MODE: ON @ 0530 HRS M, T, W, TH, F

UNOCCUPIED MODE: ON @ 1700 HRS M, T, W, TH, F

OFF @ 0530 HRS M, T, W, TH, F

ON @ 0-2400 HRS SAT, SUN, HOL

OCCUPIED MODE: SUPPLY FAN SHALL RUN CONTINUOUSLY. WHEN THE SUPPLY FAN IS

THE EXISTING DIGITAL MANAGEMENT SYSTEM (DMS) TIME CLOCK SHALL PLACE THE

SYSTEM IN OCCUPIED AND UNOCCUPIED MODES OF OPERATION ON THE DAYS AND

TIMES INDICATED. EACH MODE SHALL BE CAPABLE OF BEING OVERRIDDEN THROUGH

THE EXISTING DMS. DURING UNOCCUPIED MODE, THE SYSTEM SHALL BE PLACED IN

OCCUPIED MODE BY A PUSH BUTTON LOCATED IN THE SPACE TO INITIATE A 4 HOUR

OVERRIDE WITH AUTOMATIC RETURN TO UNOCCUPIED MODE. DAYS, TIMES, AND PUSH-

BUTTON OVERRIDE TIME FRAME SHALL BE ADJUSTABLE THROUGH THE DMS.

SUPPLY FAN CONTROL:

RUNNING, A DUCT STATIC PRESSURE PROBE AND TRANSMITTER SHALL PROVIDE INPUT

TO THE AHU CONTROLLER WHICH IN TURN PROVIDES A 4-20 MA INPUT SIGNAL TO A

SEPARATE VARIABLE FREQUENCY DRIVE FOR CONTROLLING FAN SPEED TO MAINTAIN

UNOCCUPIED MODE: SUPPLY FAN SHALL NOT RUN.

THE DUCT STATIC PRESSURE SETPOINT OF +1.0 IN. W.C. (ADJUSTABLE).

AHU GENERAL SEQUENCE OF OPERATION

UNOCCUPIED MODE: ECONOMIZER CONTROL SHALL BE DISABLED. THE OUTSIDE,

OUTSIDE AIR AND EXHAUST DAMPERS CLOSED AND RETURN AIR DAMPER OPEN.

RETURN, AND RELIEF AIR DAMPERS SHALL RETURN TO THEIR NORMAL POSITION:

ECONOMIZER OR MINIMUM OUTSIDE AIR (23%) CONTROL. THE DAMPERS SHALL

ECONOMIZER CONTROL. THE DAMPERS SHALL BE POSITIONED FOR MINIMUM

VENTILATION UNDER MINIMUM OUTSIDE AIR CONTROL.

AND RETURN AIR DAMPER OPEN.

ECONOMIZER CONTROL:

OCCUPIED MODE: THE AHU CONTROLLER SHALL PERFORM SWITCHOVER TO OUTSIDE

SUPPLY AIR SETPOINT CONTROL:

SETPOINT.

RELIEF AIR DAMPERS SHALL MODULATE TO MAINTAIN THE SUPPLY AIR TEMPERATURE

EXHAUST FANS CONTROL:

OCCUPIED MODE: EXHAUST FANS SHALL SEQUENCE ON AS NECESSARY TO KEEP BUILDING

PRESSURIZATION AT + 0.08 IN. W.C. (ADJUSTABLE). A SPACE STATIC PRESSURE PROBE

THE CONTACT CLOSURE FOR THE EXHAUST FAN RELAYS FOR CONTROLLING EXHAUST FANS.

AND TRANSMITTER SHALL PROVIDE INPUT TO THE AHU CONTROLLER WHICH IN TURN PROVIDES

UNOCCUPIED MODE: EXHAUST FANS SHALL NOT RUN.

OUTSIDE AND RETURN AIR DAMPER CONTROL:

OCCUPIED MODE: THE OUTSIDE AND RETURN AIR DAMPERS SHALL BE UNDER

MODULATE TO MAINTAIN THE SUPPLY AIR TEMPERATURE SETPOINT UNDER

UNOCCUPIED MODE: THE OUTSIDE AND RETURN AIR DAMPERS SHALL

RETURN TO THEIR NORMAL POSITION: OUTSIDE AIR DAMPERS CLOSED

THE SETPOINT SHALL BE 72 DEGREES F. (ADJUSTABLE).

55 DEGREES F. (ADJUSTABLE). WHEN THE DUCT STATIC PRESSURE IS 1.0 IN. W.C.,

PRESSURE. WHEN THE STATIC PRESSURE IS O.5 IN. W.C., THE SET POINT SHALL BE

THE SUPPLY AIR TEMPERATURE SETPOINT SHALL BE RESET BASED ON THE DUCT STATIC

DUCT SMOKE DETECTOR:

EXISTING BUILDING FIRE DETECTION PANEL:

ZONE TEMPERATURE CONTROL:

ACTIVATED SHALL PROVIDE AN ALARM TO THE EXISTING FIRE DETECTION PANEL.

BOTH MODES: THE EXISTING FIRE DETECTION PANEL WHEN ACTIVATED SHALL STOP THE SUPPLY

RESTARTING THE FANS SHALL BE AUTOMATIC UPON RESET OF THE FIRE DETECTION PANEL.

HIGH STATIC PRESSURE SHUTDOWN & ALARM:

SHALL BE PROVIDED TO THE EXISTING DMS WHEN THE SETPOINT IS REACHED.

RESTARTING THE SYSTEM SHALL REQUIRE ALARM ACKNOWLEDGEMENT THRU THE DMS.

BOTH MODES: THE SMOKE DETECTORS LOCATED IN THE DISCHARGE AND RETURN AIR DUCTS WHEN

OCCUPIED MODE: SINGLE DUCT VAV UNITS - ON A FULL CALL FOR COOLING, THE

ZONE AIR VALVE SHALL BE 100 PERCENT OPEN. AS THE ZONE TEMPERATURE APPROACHES

SETPOINT, THE AIR VALVE SHALL MODULATE CLOSED TO ITS MINIMUM POSITION.

AND EXHAUST FANS IF RUNNING AND PREVENT THEM FROM STARTING IF OFF. STARTING OR

GENERAL SEQUENCE OF OPERATION (CONT.)

THE FIRE DETECTION PANEL SHALL ACT THROUGH THE FAN RELAY CONTACTS.

NOT BE LEAVING THE SPACE DURING THE CONSTRUCTION PERIOD.

SHALL LEAVE THE WORK AREA CLEAN AFTER BEFORE THE CUSTOMER STARTS WORK EACH DAY. THE CUSTOMER SHALL

M-F. THE CONTRACTOR SHALL PROTECT THE WORKSTATIONS WHEN DOING THE INTERIOR WORK. THE CONTRACTOR

IMPACT ON THE BUILDING OCCUPANTS. NORMAL WORKING HOURS FOR THE BUILDING OCCUPANTS ARE 0630 THRU 1700, HOWEVER, THE INTERIOR WORK SHALL BE ACOMPLISHED DURING OTHER THAN NORMAL WORKING HOURS TO MINIMIZE

5. THE CONTRACTOR SHALL EXECUTE THE EXTERIOR WORK ON THIS PROJECT DURING NORMAL WORKING HOURS.

MECHANICAL DX COOLING SECTION OF THE AHU UNTIL THE OUSIDE AIR TEMPERATURE IS ABOVE 65 DEGREES F.

TEMPERATURE IS BELOW 65 DEGREES F. THE CONTRACTOR SHALL POSTPONE THE SYSTEM CHECK OUT OF THE NEW

NEW SYSTEM. THE AIR BALANCE SHALL INCLUDE PERFORMANCE DATA ON THE NEW AHU. IF THE OUTSIDE AIR

4. PHASE 3: AFTER THE NEW DUCTWORK IS INSTALLED, THE CONTRACTOR SHALL PERFORM AN AIR BALANCE FOR THE

HAVE THREE WEEKS TO ACCOMPLISH THIS WORK.

FIRST AND SECOND FLOORS. THE THERMOSTATS AND VAV BOXES SHALL BE OPERATIONAL. THE CONTRACTOR SHALL

3. PHASE 2: THE CONTRACTOR SHALL DEMOLISH THE REMAINING DUCTWORK AND INSTALL THE NEW DUCT ON THE

THREE WEEKS.

DUCT RUNS. THE THERMOSTATS AND VAV BOXES SHALL BE OPERATIONAL. THIS WORK SHALL BE ACCOMPLISHED IN

FROM THE OLD SYSTEM TO THE NEW SYSTEM. THE CONTRACTOR SHALL START THE NEW AHU WITH THE NEW WEST

THE EAST RUNS SHALL REMAIN ACTIVE ON THE OLD AHU TO PROVIDE VENTILATION ON EACH FLOOR DURING TRANSITION

2. PHASE 1: THE CONTRACTOR SHALL ONLY DEMOLISH THE WEST DUCT RUNS ON THE FIRST AND SECOND FLOORS.

SHALL START THE INTERIOR DUCT DEMOLITION.

ANY INTERIOR DUCT DEMOLITION. ONCE THE AHU AND THE EXTERIOR DUCTWORK ARE INSTALLED, THE CONTRACTOR

1. THE NEW VARIABLE AIR VOLUME (VAV) AIR HANDLING UNIT (AHU) SHALL BE INSTALLED AS PER THE PLANS PRIOR TO

THIS SHALL BE ACCOMPLISHED BY TAKING THE FOLLOWING STEPS DURING THE CONSTRCUTION OF THIS PROJECT:

INSTALL THE NEW EAST DUCT RUNS, AND PROVIDE VENTILATION ON THE EAST HALF OF THE FIRST AND SECOND FLOORS.

ARE OPERATIONAL ON THE NEW AHU, THE CONTRACTOR SHALL HAVE THREE WEEKS TO DEMOLISH THE EAST DUCT RUNS, AND PROVIDE VENTILATION ON THE WEST HALF OF THE FIRST AND SECOND FLOORS. ONCE THE NEW WEST DUCT RUNS

CONTRACTOR SHALL HAVE THREE WEEKS TO DEMOLISH THE WEST DUCT RUNS, INSTALL THE NEW WEST DUCT RUNS, THE CONTRACTOR SHALL MINIMIZE THE AMOUNT OF TIME THAT THE OCCUPIED SPACE IS WITHOUT VENTILATION. THE

SEQUENCE OF WORK

DX COOLING COIL CONTROL:

OCCUPIED MODE: THE AHU CONTROLLER SHALL SEQUENCE THE REFRIGERANT

COMPRESSORS AND UNLOADER VALVES AS NECESSARY TO MAINTAIN THE SUPPLY

AIR TEMPERATURE SETPOINT. DX COOLING COIL CONTROL SHALL BE ENABLED

WHEN THE OUTSIDE AIR TEMPERATURE IS EQUAL TO OR GREATER THAN 60

DEGREES F. (ADJUSTABLE) AND THERE IS SUPPLY FAN PROOF. THE AHU

CONTROLLER SHALL BE PROGRAMMED WITH RESPECT TO THE AHU MANUFACTURER'S

DAMAGE TO THE REFRIGERANT COMPRESSORS.

GUIDELINES REGARDING MINIMUM COMPRESSOR RUNTIMES TO PREVENT SHORT CYCLE

UNOCCUPIED MODE: DX COOLING COIL CONTROL SHALL BE DISABLED.

THE REFRIGERANT COMPRESSORS SHALL REMAIN OFF.

AIR ECONOMIZER CONTROL AND MINIMUM OUTSIDE AIR CONTROL. THE AHU CONTROLLER

SHALL PLACE THE SYSTEM IN OUTSIDE AIR ECONOMIZER CONTROL OR MINIMUM OUTSIDE

OCCUPIED MODE: THE BUILDING AUTOMATION CONTROLLER SHALL STOP THE SUPPLY

AND EXHAUST FANS ON HIGH DUCT STATIC PRESSURE AS SENSED BY THE DUCT STATIC

PRESSURE PROBE AND TRANSMITTER AND PLACE THE OUTSIDE AND RETURN AIR DAMPERS

TO THEIR NORMAL POSITION. SETPOINT SHALL BE 2.0 IN. W.C. (ADJUSTABLE). AN ALARM

M O

D I

O N

O M I

Z

N T

R

Q U

E N

C E

M O

D I

A T

Q U

E N

C E

R E

M O

L T

F F

E R

E N

T I

E S

S U

R E

R E

M O

R F

L

I

T C

H

AIR CONTROL AS DETERMINED BY THE OUTSIDE AIR TEMPERATURE.

WHEN THE OUTSIDE AIR TEMPERATURE IS BELOW 60, THE OUTSIDE, RETURN, AND

N S

T R

U C

T E

D

D J

N

C S

US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

C E

M c k

I s l a s t r i g i t u l t

D o c u m e n t s

E n g i n e e r i o j e c h i v e s

P r o j e c t s c a c a m d g n

A B C D E F G H

R O

C K

I

S L

A N

D

I

L L I

N O I

S

C O

R

G I

N E

E R

S

U

G I

N E

S T

R I

C T

D e s i g n

C h e c k

R e v i e w

D a t e

D r a w i d e

S o l i c i t a t i m b e r

O W

N

D e s c r i p t i o n

D a t e

S y m b o l

R e v i s i o n s

A p p r o v e d

J

U N

U P

G R

A

A C

C L

O

W

N E

X

M I

S S I

S S I

P

V E

R

I

L L I

N O I

S

J

N T

R A

C T

C A

M8

V

N T R

O L S

II

RETURN

T

SPACE

TO

3-8# SPRING

VALVE (NO)

AIR

DA

SINGLE DUCT VAV BOX (TYP)

ZONE TSTAT

NC

L H

NC

NO

DPT

DPI

TI TS

CONTROL SYSTEM SCHEMATIC

FILTERAIR

OUTSIDE

AIR

RETURN

OF 9535 (23.0%)

2220 @ SUPPLY CFM

SET MINIMUM CFM =

DRIVE

FREQUENCY

VARIABLE

FAN

SUPPLY

BOXES

TO VAV

BOXES

TO VAV

L

DPT

DPI

H

CONTROLLER

TO AHU

L H

AFS

STATIC

DUCT

STATIC

SPACE

OVERRIDE

OCCUPANT

NOTE 3

PANEL. SEE

DETECTION

BUILDING FIRE

AIR

EXHAUST

FANS

EXHAUST

SMK

SMK

NOTE 3

PANEL. SEE

DETECTION

BUILDING FIRE

COMPRESSOR 1

COIL

COOLING

DX

COMPRESSOR 2

ACTUATOR

DAMPER

ELECTRIC

RETURN AIR

ACTUATOR

DAMPER/

ELECTRIC

OUTSIDE AIR

DETECTOR

REVERSAL

PHASE LOSS/

CONTACTS

AUXILLARY

DETECTORS

SMOKE

PHASE LOSS/REVERSAL (DIGITAL INPUT)

UNOCCUPIED MODE MANUAL OVERRIDE (DIGITAL INPUT)

SUPPLY DUCT STATIC PRESSURE (ANALOG INPUT)

SUPPLY AIR TEMPERATURE RESET (ANALOG OUTPUT)

OCCUPIED/UNOCCCUPIED MODE (DIGITAL OUTPUT)

BUILDING AUTOMATION CONTROL POINTS

DX COOLING CONTROL (DIGITAL OUTPUTS)

OUTSIDE/RETURN AIR DAMPERS (ANALOG OUTPUT)

SUPPLY FAN VFD (ANALOG OUTPUT)

SUPPLY DUCT STATIC PRESSURE (ANALOG INPUT)

SPACE STATIC PRESSURE (ANALOG INPUT)

RETURN AIR TEMPERATURE (ANALOG INPUT)

OUTSIDE AIR TEMPERATURE (ANALOG INPUT)

SUPPLY AIR TEMPERATURE (ANALOG INPUT)

EXHAUST FANS START/STOP (DIGITAL OUTPUTS)

SUPPLY AIR TEMPERATURE RESET (ANALOG INPUT)

OCCUPIED/UNOCCUPIED (DIGITAL INPUT)

AIR HANDLING UNIT CONTROL POINTS

5. OUTSIDE AIR TEMPERATURE IS ALREADY AVAILABLE FROM THE DMS 3500.

4. THE CONTRACTOR SHALL PROVIDE ALL REQUIRED CONTROL TRANSFORMERS.

CONTRACTING OFFICER.

ENTRY. CONNECTIONS TO THIS SYSTEM SHALL BE COORDINATED WITH THE

3. THE EXISTING FIRE DETECTION PANEL (KING FISHER) IS LOCATED IN THE ANNEX

OF THE ANNEX.

EXISTING ROBERT SHAW MSC-MPC SLAVE CONTROLLER LOCATED IN THE BOILER ROOM

THE NEW AHU CONTROLLER SHALL BE CONNECTED TO THE DMS 3500 SYSTEM THRU AN

CHANGES TO THE DMS 3500 SYSTEM FOR INCORPORATING NEW AHU CONTROLLER POINTS.

CHANGES TO THE EXISTING DMS 3500 SYSTEM INCLUDE SOFTWARE AND CONFIGURATION

CONNECTION TO THIS SYSTEM SHALL BE COORDINATED WITH THE CONTRACTING OFFICER.

2. THE EXISTING ROBERTSHAW DMS 3500 SYSTEM IS LOCATED IN THE ANNEX MECHANICAL ROOM.

ABOVE THE CEILING ON THE FIRST FLOOR.

CONTROLLER, MODULES, RELAYS, ETC. SHALL BE MOUNTED IN A NEMA 1 ENCLOSURE LOCATED

CONTROLS CO. MICROSMART MULTI-PURPOSE CONTROLLER (MSC-MPC) WITH EXPANSION MODULES.

1. BUILDING AUTOMATION CONTROLLER SHALL BE A STAND ALONE UNIT: SIEBE ENVIRONMENTAL

NOTES:

FANS START/STOP

SUPPLY & EXHAUST

PB

ACTUATOR

LO

HI HI

LO

M

B

M

B

SENSOR

AIR FLOW

W/ MIN & MAX

VOLUME REGULATOR

M

T

AIR VALVE 3-8 PSI

NORMALLY OPEN

TSTAT (DA)

3 8 13

T-STAT PRESSURE

AIR VALVE

CFM

MIN

OPEN

% WIDE

CFM

MAX

SINGLE DUCT VAV BOX CONTROL

MODEM PC TERMINAL

CONTROLLER

SLAVE

SEE NOTE 2

EXISTING.

SYSTEM.

DIGITAL MANAGEMENT

ROBERTSHAW DMS 3500

SEE NOTE 1

CONTROLLER

AUTOMATION

BUILDING

POWER

SUPPLY

24 VAC

L H

DPT

TS

AIR

RETURN

TS

AIR

OUTSIDE

CONTROLLER

DDC AHU

R E

M O

L T

F F

E R

E N

T I

I

T C

H

S E

P E

R A

T

N T

R O

S

R E

M O

X

N S

O R

A

T S I

N S

O R

A

T U

N S

O R

12345

D J

N

C S

HIGH LEG.

STATIC PRESSURE (COLUMN C6)

SEE SHEET M4 FOR LOCATION OF

(ED-D OFFICE)

OF PUSHBUTTON OVERRIDE

SEE SHEET M3 FOR LOCATION

V I

S

N S

T R

U C

T E

D

US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

C E

M c k

I s l a s t r i g i t u l t

D o c u m e n t s

E n g i n e e r i o j e c h i v e s

P r o j e c t s c a c a m d g n

A B C D E F G H

R O

C K

I

S L

A N

D

I

L L I

N O I

S

C O

R

G I

N E

E R

S

U

G I

N E

S T

R I

C T

D e s i g n

C h e c k

R e v i e w

D a t e

D r a w i d e

S o l i c i t a t i m b e r

O W

N

D e s c r i p t i o n

D a t e

S y m b o l

R e v i s i o n s

A p p r o v e d

C S

J

U N

D I

W

R D

T

U P

G R

A

A C

C L

O

W

N E

X

M I

S S I

S S I

P

V E

R

I

L L I

N O I

S D J

N

J

N T

R A

C T

C A

PAD

TRANSFORMER

EXISTING

TRANSFORMER

208/120V

EXISTING

TRANSFORMER

480/277V

EXISTING

1#1/0 GND IN 4" DIA DUCT

EXISTING 4-500 MCM &

INTO BOTTOM OF PANEL HPP

EXISTING 4" DUCT ENTRANCE

ENTRANCE PANEL HPP

EXISTING 480/277V SERVICE

STORAGE TANK

EXISTING BOILER WATER

ENTRANCE PANEL LPP1

EXISTING 208/120V SERVICE

KEY NOTES:

100A NON-FUSED SAFETY SWITCH

CONTRACTOR SHALL INSTALL NEW

LPP1HPP

ELECTRICAL PLAN

K R

R

R J

W

E L E C

T R

IC

A L

P

L A

N N

E W

D D

GENERAL ELECTRICAL WORK NOTES:

FUSED SAFETY SWITCH

100A SERVICE ENTRANCE

SAFETY SWITCH

100A NON-FUSED

CONDUCTORS XHHW, THHN, OR THWN, COPPER ONLY, SIZE AS SPECIFIED ON DRAWINGS

CONDUIT

NAME PLATES

ITEM DESCRIPTION

7.

6.

5.

4.

3.

2.

1.

NEW AHU

A

E2E1

DESIGNATIONS. USE SCREWS TO ATTACH NAMEPLATES.

SERVICE ENTRANCE DESIGNATION AND TO IDENTIFY HPP AND LPP1 WITH THEIR SERVICE ENTRANCE

LETTERS TO IDENTIFY 100A SERVICE ENTRANCE DISCONNECT SWITCH BY NAME, FUNCTION, AND

WHITE LAMINATE NAMEPLATES WITH BLACK CORE SHALL BE ENGRAVED WITH ‰INCH HIGH

QUICK-BREAK BLADES.

DISCONNECT SWITCHES SHALL BE HEAVY DUTY TYPE, WITH QUICK-MAKE,

PROVIDE INSULATING BUSHINGS AT TERMINATION OF CONDUITS AT BOXES.

LOCATED IN PANELS HPP & LPP1."

LINE. BELOW THIS WILL BE: "SERVICE 3 OF 3 SERVICES, SERVICES 1 & 2 ARE

TO THE FRONT PANEL. THE NAMEPLATE SHALL SAY: "AHU-217-1-4" ON ONE

WHICH MEETS THE REQUIREMENTS IN THE ELECTRICAL LEGEND, ATTACHED

NEW 100A SERVICE ENTRANCE SAFEY SWITCH SHALL HAVE A NAMEPLATE,

DUCTWORK, OR SUSPENDED CEILING SUPPORTS.

CONDUIT SHALL NOT BE SUPPORTED BY OTHER CONDUIT, PIPING, HVAC

USE STRAP-TYPE CONDUIT SUPPORTS FOR EXPOSED CONDUITS ON WALLS.

SUPPORT WITHIN 3 FEET OF EACH BOX AND FITTING.

PROVIDE SUPPORT AT EACH BOX. PROVIDE AN ADDITIONAL CONDUIT

BUILDING STRUCTURE AND CEILING WHEREVER POSSIBLE.

NEAT APPEARANCE. UNLESS NOTED OTHERWISE, RUN CONDUIT TIGHT TO

ARRANGE CONDUIT TO MAINTAIN MAXIMUM HEADROOM AND PRESENT A

X

ELECTRICAL EQUIPMENT SCHEDULE

E1

JUNCTION BOX

NEW WEATHERPROOF

FIRE ALARM PANEL #39

EXISTING KING FISCHER

DUCT SMOKE DETECTORS

13.

12.

11.

10.

9.

8.

DETECTORS, TYP.

TWO NEW SMOKE

FROM LEFT SIDE OF PANEL LPP1

NEW 2•" CONDUIT STOPS 10'

10'

10'

RM - 2107

FROM NORTH WALL OF ROOM 2107

NEW 2•" CONDUIT STOPS 10'

LOCKABLE IN THE "ON" AND "OFF" POSITIONS.

MOUNT & UL LISTED, THE FAULT RATING MUST EXCEED 10,000A. SAFETY SWITCH SHALL BE

SAFETY SWITCH SHALL BE RATED FOR 480V, 3 PHASE, 3 POLE, NEMA 3R ENCLOSURE, SURFACE

010' 10'

SCALE

LOCKABLE IN THE "ON" AND "OFF" POSITIONS.

FUSES SHALL BE CLASS RK1 OR RK5 DUAL ELEMENT TIME DELAY. SAFETY SWITCH SHALL BE

MOUNT, SERVICE ENTRANCE RATED AND UL LISTED. THE FAULT RATING MUST EXCEED 42,140 A.

SAFETY SWITCH SHALL BE RATED FOR 480V, 3 PHASE, 3 POLE, NEMA 1 ENCLOSURE, SURFACE

REPRESENTATIVE OF THE GOVERNMENT.

THE FIRE ALARM AND DETECTION SYSTEM SHALL BE WITNESSED BY AN AUTHORIZED

INSTALLATION WITH AT LEAST FIVE YEARS DOCUMENTED EXPERIENCE. FINAL TESTS OF

BY AN INSTALLER WITH A COMPANY SPECIALIZING IN FIRE DETECTION AND ALARM

FINAL CONNECTIONS TO THE KING FISCHER FIRE ALARM PANEL SHALL BE ACCOMPLISHED

FOR FINAL CONNECTIONS TO ANY AHU COMPONENTS.

USE SHORT LENGTHS OF FLEXIBLE OR LIQUIDTIGHT FLEXIBLE METAL CONDUIT

CODE.

ALL ELECTRICAL WORK SHALL COMPLY WITH THE 1999 NATIONAL ELECTRICAL

OF ONE WEEK IN ADVANCE.

OUTAGES SHALL BE COORDINATED AND APPROVED BY THE COR A MINIMUM

AND FROM FRIDAY AT 1700 HOURS TO MONDAY AT 0500 HOURS ON WEEKENDS. ALL POWER

POWER OUTAGES SHALL BE LIMITED FROM 1700 HOURS TO 0500 HOURS DURING THE WEEK

OPEN WIRING (WITHOUT CONDUIT) IS NOT PERMITTED.

AND CONDUIT ROUTING.

GOVERNMENT TO HAVE FINAL APPROVAL ON ALL EQUIPMENT LOCATION

AND PROGRAMMING.

X5533 FOR DMS CONNECTIONS

MR. GAYLORD HELMS AT

SHALL COORDINATE WITH

BLUE DMS. CONTRACTOR

SHALL BE CONNECTED TO

CONDUCTORS, FROM DCC,

TO BLUE DMS. AHU DMS

VERTICALLY DOWNWARD

ROUTE CONDUIT

INTERFACE BETWEEN BUILDING AND AHU. SIZE AS SPECIFIED ON DRAWINGS.

EMT FOR INDOOR USE, RGS FOR OUTDOOR USE. LIQUIDTIGHT CONDUIT USED FOR

SENSOR HEAD.

SHALL BE WEATHERPROOF, ACCESSIBLE AND ALLOW ACCESS TO REMOVE AND REPLACE

PHOTO ELECTRIC TYPE, 24V, RATED FOR FLOW RATE OF 2500 FT/MIN. MINIMUM. SENSOR HOUSING

MECHANICAL DRAWING M6 FOR SMOKE DETECTOR LOCATIONS.

FISCHER IS MANUALLY RESET. NEW END-OF-LINE RESISTOR SHALL BE INSTALLED IN KING FISCHER PANEL. SEE

ALARM, TURN OFF THE AHU, AND NOTIFY THE RIA FIRE DEPARTMENT. THE AHU SHALL BE DISABLED UNTIL THE KING

PANEL #39, ZONE 16, TO DDC. UPON INITIATION OF THE NEW DUCT SENSOR, THE KING FISCHER WILL INITIATE AN AUDIO

CONTRACTOR SHALL INSTALL NEW #16 CONDUCTORS IN NEW 1" EMT CONDUIT TO TIE ANNEX EXISTING KING FISCHER

CONTRACTOR SHALL INSTALL NEW 2•" EMT CONDUIT FOR FUTURE USE. CAP CONDUIT ENDS.

MONITORING OF POWER TO THE AHU. THE RELAY SHALL BE LOCATED IN THE DDC.

PHASE REVERSAL, PHASE UNBALANCE, AND UNDERVOLTAGE. THE RELAY SHALL BE INSTALLED FOR LINE SIDE

CONTRACTOR SHALL INSTALL A PHASE FAILURE AND UNDERVOLTAGE RELAY ABLE TO DETECT A PHASE LOSS, BETWEEN BUILDING AND AHU SHALL BE LIQUIDTIGHT CONDUIT. FOLLOW CRITERIA IN KEY NOTE 9.

MONITORING. INDOOR CONDUITS SHALL BE EMT, OUTDOOR CONDUITS ALONG BUILDING SHALL BE RGS, CONDUITS

AS REQUIRED BETWEEN AHU AND DDC. ONE CONDUIT WILL BE FOR CONTROL POWER; THE OTHER FOR

NEW DDC, SEE MECHANICAL DRAWING M8 FOR DETAILS. CONTRACTOR SHALL INSTALL 2 CONDUITS SIZED

CONTRACTOR SHALL INSTALL NEW #14 CONDUCTORS IN NEW ƒ" EMT CONDUIT FOR THE DMS.

AROUND CONDUIT WITH NON-SHRINK GROUT THE FULL THICKNESS OF WALL.

CONTRACTOR SHALL CORE DRILL THROUGH BRICK WALL ABOVE WINDOW HEADER STONE AND SEAL

THE POINT OF LEAVING THE BUILDING. AT THIS POINT, IT SHALL CONVERT TO LIQUIDTIGHT CONDUIT.

LINE SIDE OF SAFETY SWITCH. LOAD SIDE OF SAFETY SWITCH SHALL BE 1•" RGS CONDUIT TO

CONTRACTOR SHALL INSTALL 3 NEW #2 AND 1#8 GND IN 1•" RGS CONDUIT FROM BUILDING TO

PARALLEL THE EXISTING CONDUIT.

EXISTING HIGH CONDUIT WHICH LEAVES RIGHT HAND BAY OF PANEL LPP1. THE NEW CONDUIT WILL

NEW CONDUIT IN BOILER ROOM SHALL USE EXISTING SPACE ON EXISTING CONDUIT HANGERS FOR

SECURE NEW CONDUIT TO EXISTING CONDUIT HANGERS AS SPACE PERMITS.

NEW CONDUIT SHALL BE INSTALLED ABOVE SUSPENDED CEILING ON FIRST FLOOR. CONTRACTOR MAY

CONTRACTOR SHALL INSTALL 3 NEW #2 AND 1#8 GND IN NEW 1•" EMT CONDUIT.

NEW LB OR NEMA 1 JUNCTION BOX, 3 REQUIRED.

CONDUIT TO PLATE USING APPROPRIATE LOCK NUTS AND HARDWARE.

METAL PLATE ON WALL LOCATED AT THE LEVEL JUST ABOVE THE SUSPENDED CEILING. SECURE

2. CUT HOLE (JUST LARGE ENOUGH TO BRING CONDUIT FITTINGS THROUGH) IN EXISTING 16" SQUARE

NON-SHRINK GROUT THE FULL THICKNESS OF WALL, OR

1. CORE DRILL THROUGH EXISTING 8" CONCRETE BLOCK WALL AND SEAL AROUND CONDUIT WITH

CONTRACTOR HAS TWO OPTIONS:

CONTRACTOR SHALL INSTALL NEW 100A SERVICE ENTRANCE FUSED SAFETY SWITCH.

WITH MIDAMERICAN ENERGY CO. TO DE-ENERGIZE AND ALLOW ACCESS TO 480/277V TRANSFORMER.

ENTRANCE FUSED SAFETY SWITCH VIA NEW 1•" EMT CONDUIT. CONTRACTOR SHALL COORDINATE

SHALL PASS THROUGH HPP AND BRING CONDUCTORS OUT AND OVER TO FEED NEW 100A SERVICE

480/277V SERVICE ENTRANCE DUCT TO BRING CONDUCTORS INTO PANEL HPP. CONTRACTOR

SERVICE ENTRANCE FUSED SAFETY SWITCH. CONTRACTOR SHALL USE EXISTING SPARE DUCT OR

CONTRACTOR SHALL INSTALL 4 NEW #1/0 FROM EXISTING 480/277V TRANSFORMER TO NEW 100A

N S

T R

U C

T E

D

D J

N

C S

US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

C E

M c k

I s l a s t r i g i t u l t

D o c u m e n t s

E n g i n e e r i o j e c h i v e s

P r o j e c t s c a c a e d g n

A B C D E F G H

R O

C K

I

S L

A N

D

I

L L I

N O I

S

C O

R

G I

N E

E R

S

U

G I

N E

S T

R I

C T

D e s i g n

C h e c k

R e v i e w

D a t e

D r a w i d e

S o l i c i t a t i m b e r

O W

N

D e s c r i p t i o n

D a t e

S y m b o l

R e v i s i o n s

A p p r o v e d

J

U N

U P

G R

A

A C

C L

O

W

N E

X

M I

S S I

S S I

P

V E

R

I

L L I

N O I

S

J

N T

R A

C T

C A

UP

443-LR-1

RISER

480/277V

ENERGY 12.8 KV

MIDAMERICAN

MAIN PANEL

HPP 400A

EXISTING ANNEX

TRANSFORMER

500 KVA

EXISTING

SAFETY SWITCH

NEW 100A

UNIT

NEW AHU

& 1-1/0 GND

4-500 MCM

EXISTING

ONE-LINE DIAGRAM

NO SCALE

NO SCALE

BANK SECTION

EXISTING DUCT

4" DIA. DUCTS (TYPICAL)

SAFETY SWITCH

ENTRANCE FUSED

NEW 100A SERVICE

SIDE CONDUIT TO AHU UNIT

NEW 1•" EMT LOAD

SIDE CONDUIT FROM HPP

NEW 1•" EMT LINE

480/277V TRANSFORMER

SERVICE ENTRANCE FROM

SWITCH TO RIGHT OF LPP1"

LOCATED AT 100A SAFETY

PANEL HPP. SERVICE 3 IS

SERVICE 1 IS LOCATED AT

"SERVICE 2 OF 3 SERVICES.

SWITCH TO RIGHT OF LPP1"

LOCATED AT 100A SAFETY

PANEL LPP1. SERVICE 3 IS

SERVICE 2 IS LOCATED AT

"SERVICE 1 OF 3 SERVICES.

PLATE

METAL

CONDUIT HANGERS

EXTRA ROOM ON

BOILER ROOM WALL

NO SCALE

LOCATION OF AHU

NO SCALE

NO SCALE

NO SCALE

NEW LB

RGS CONDUIT

NEW 1•"

SAFETY SWITCH

NEW 100A NON-FUSED

UNIT

AHU

NEW

ENTRANCE SAFETY SWITCH

LOCATION OF 100A SERVICE

PANELS HPP & LPP1

LIQUIDTIGHT CONDUIT

IN NEW 1•" RGS &

NEW 3- # 2 & 1- # 8 GND

IN NEW 1•" EMT & RGS CONDUIT

NEW 3- # 2 & 1- # 8 GND

A

E1 E2

E2

K R

R

R J

W

O N

E L

T

A

IL

S N

E C

T R

IC

A L

D D

QUOTATIONS.

ASSOCIATED MESSAGES IN

PLATES SHALL DENOTE THE

PLATES ON SHEET E1. NAME-

THE REQUIREMENTS OF NAME-

NEW NAMEPLATES WHICH MEET

CONTRACTOR SHALL INSTALL

SWITCH

MAIN SAFETY

ENTRANCE

SERVICE

NEW 100A

DDC

NEW

DMS

EXIST.

CONDUIT

MONITOR

NEW

PANEL

KING FISCHER

EXISTING

CONDUIT

CONTROL POWER

NEW

JUNCTION BOX

NEW WEATHERPROOF

LIQUIDTIGHT CONDUIT

NEW ƒ" RGS AND

ANNEX BLDG

ASSOCIATED CONDUIT

JUNCTION BOX AND

NEW SMOKE DETECTOR

KEY NOTE 11.

SEE SHEET E1,

DDC CONDUITS.

IN NEW 1" RGS & EMT CONDUIT

NEW #16 CONDUCTORS

CONTRACT

TO BEGINNING OF

BY OTHERS PRIOR

TO BE REMOVED

EXISTING PIPE REPRESENTATIVE

OFFICERS

COR - CONTRACTING

CONTROL

DIGITAL

DDC - DIRECT

CONDUIT

METALLIC

EMT - ELECTRICAL

STEEL

GALVANIZED

RGS - RIGID

UNIT

HANDLER

AHU - AIR

SYSTEM

MANAGEMENT

DMS - DIGITAL

ACRONYMS

CONDUIT

ƒ" EMT

IN NEW

NEW #14

DETECTORS

NEW DUCT SMOKE

OTHER SIDE OF WALL

SUSPENDED CEILING ON

APPROXIMATE LEVEL OF

ENTRANCE SAFETY SWITCH

TO NEW 100A SERVICE

NEW 1•" EMT CONDUIT

BETWEEN BLDG AND AHU

NEW 1•" LIQUIDTIGHT CONDUIT

NEW 1•" RGS CONDUIT WITH

CONDUIT

BANK & NEW 1•" EMT

EXISTING DUCT

NEW 4-1/0 IN

N S

T R

U C

T E

D

D J

N

C S

US Army Corps of Engineers

A

B C D

E F G H

Number:

Reference

Sheet

S c a l e

D r a

District Rock Island p w

M V

R

A P

P W I

N T m v r d s u s a c e a r m y m i l

C E

M c k

I s l a s t r i g i t u l t

D o c u m e n t s

E n g i n e e r i o j e c h i v e s

P r o j e c t s c a c a e d g n

A B C D E F G H

R O

C K

I

S L

A N

D

I

L L I

N O I

S

C O

R

G I

N E

E R

S

U

G I

N E

S T

R I

C T

D e s i g n

C h e c k

R e v i e w

D a t e

D r a w i d e

S o l i c i t a t i m b e r

O W

N

D e s c r i p t i o n

D a t e

S y m b o l

R e v i s i o n s

A p p r o v e d

J

U N

U P

G R

A

A C

C L

O

W

N E

X

M I

S S I

S S I

P

V E

R

I

L L I

N O I

S

J

N T

R A

C T

C A

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File details come from the government source that posted it. Updated .