Drawing - 13.12_M503 - MECHANICAL DETAILS.pdf

NOTE:

1. SIZE WATER FILTER FOR 5%

OF TOTAL SYSTEM FLOW

1/2" [15mm]

WATER

FILTER

PRESSURE

GAUGE

LOW POINT

DRAIN

AUTOMATIC FLOWCONTROL

DEVICE SEE NOTE 2

DRAIN

CONNECTION

T O

P U

M P

S U

C T

IO

N

F R

O M

P U

M P

D

IS

C H

A R

G E

NOTE:

TOP OF CHEMICAL POT FEEDER

TANK SHALL NOT BEMORE THAN

4'-0" [1200mm]ABOVE FINISHED

FLOOR.

1" [25mm]

CHEMICAL POT

FEEDER- MINIMUM

CAPACITY 5 GALLONS

[19L]

1" [25mm]

FUNNEL

3/4" [20mm]

TO

DRAIN

F R

O M

P U

M P

D

IS

C H

A R

G E

T O

P U

M P

S U

C T

IO

N

AUTOMATIC FLOW

CONTROL AND

BALANCE DEVICE

DESIGNER'S NOTE:

1. USE THIS DETAIL FOR UNIT MOUNTED PREHEAT COIL.

2. EDIT DETAIL FOR LOW PRESSURE STEAM, IF NECESSARY.

MPS

MPR

INTEGRAL FACE AND

BYPASS DAMPER

FLOAT AND THERMOSTATIC

TRAP ASSEMBLY

SPRING LOADED VACUUM BREAKER

VENTED TO ATMOSPHERE TYPICAL

ON BOTH THE STEAM SUPPLY AND

THE CONDENSATE LINES.

FLEXIBLE CONNECTOR INSTALLED PARALLEL

TO COIL HEADER AND AS CLOSE AS POSSIBLE

TO COIL CONDENSATE CONNECTION.

ON/OFF

CONTROL VALVE

VB

207kPA

(30 PSIG)

VB

SINGLE COIL

WATER COIL

AIR VENT WHEN

COIL IS NOT

SELF-VENTING

DRAIN WHEN COIL IS NOT

SELF-DRAINING

TEST PLUG

(TYP.)

PIPE HANGER SHALL SUPPORT

PIPING INDEPENDENT OF COIL

REDUCER, IF REQUIRED

DRAIN

WATER COIL

AIR VENT WHEN

COIL IS NOT

SELF-VENTING

TEST PLUG

(TYP.)

PIPE HANGER SHALL SUPPORT

PIPING INDEPENDENT OF COIL

WATER COIL

REDUCER, IF REQUIRED

DRAIN WHEN COIL IS

NOT SELF-DRAINING

DRAIN

DOUBLE COIL

NOTES:

1. PIPING SHALL BE INSTALLED IN SUCH MANNER THAT IT WILL NOT BLOCK THE SWING OR USE OF ACCESS DOORS OR

PANELS; NEITHER SHALL IT BLOCK THE SERVICING OF FILTERS, VALVES, OR EQUIPMENT.

MV

MV

MV

MV

MV

MV

MV

CALIBRATED BALANCING

VALVE (TYP.)

MV

OR

AV

TYPICAL MANUAL AIR VENT

TYPICAL CHILLED AND HOT WATER

PIPING DRAIN VALVE CONNECTIONS

THREADED PIPING

ELEVATION

WELDED PIPING

ELEVATION

TYPICAL WATER PIPING

REDUCER, IF

REQUIRED

3/4" [20mm] BALL VALVE

ADAPTER TO 3/4" [20mm] HOSE

THREAD-PROVIDE HOSE CAP NUT

NOTES:

1. DRAIN ALL LOW POINTS AS INDICATED ABOVE.

2. WHERE SCALE POCKETS ARE SHOWN ON PIPE RISER DIAGRAMS AND/OR

PLANS LOCATE DRAIN AT BOTTOM OF SCALE POCKET.

AIR VENT

1/2" [15mm]

BALL VALVE

1/4" [8mm]

COPPER TUBING

1/2" [15mm] x 4" [100mm]

NIPPLE

CIRCULATING

WATER PIPING

ELEVATION

NOTES:

1. VENT ALL HIGH POINTS INDICATED ABOVE.

2. IF AUTOMATIC AIR VENTS ARE USED, PIPE DISCHARGE TO DRAIN.

DRAW THRU

BLOW THRU

2" [50mm]

PLUS X

1" [25mm]

MINIMUM

X

2X

UNIT TYPE A B

WHERE X = STATIC PRESSURE IN PAN

DRAIN LINE SHALL BE AT LEAST THE SAME SIZE

AS THE NIPPLE ON THE DRAIN PAN PIPING SHALL

BE RIGID COPPER TYPE L OR TYPE M UNLESS

NOTE BELOW IS MET

PITCH DOWN

TOWARD DRAIN

CLEAN OUT

FLOOR SINK

DRAIN

PAN

DIELECTRIC

FITTING

NOTE:

1. CPVC PIPE MAY BE USED ONLY IF APPROVED BYLOCAL VA AND IS

INDOORS AND DOES NOT PASS THROUGHRATED BARRIERS.

2. DIELECTRIC FITTING TO BE USED WHEN TWO DISSIMILARMETALS ARE

TO BE CONNECTED.

B A

1" [2

5m m

MV

COIL

TEST PLUG (TYP.)

REDUCER, IF REQUIRED

WATER RETURN

MANUAL AIR VENT

UNION CONNECTIONS (TYP.)

WATER SUPPLY

SHUT OFF VALVE

DRAIN WITH HOSE CONNECTION

MODULATION CONTROL VALVE

BALANCING VALVE

NOTES:

1. PIPING ARRANGEMENT ALSO APPLIES TO SMALL COILS FOUND IN FAN COIL

UNITS.

PIPE HANGERS - PROVIDE DOUBLE DEFLECTION

NEOPRENE (TYPE HN) FOR FIRST TWO ON EACH

SIDE OF PUMP (SEE NOTE NO. 1)

PRESSURE GAGE

1/2" [15mm]

STRAINERFLEXIBLE

CONNECTIONBALL OR

BUTTERFLY TYP.

NOTES:

1. SUPPORT PUMP FROM PIPING ONLY. DO NOT SUPPORT PUMP FROM MOTOR.

INSULATION

BOLT (TYPICAL)

FLOOR

SLAB

FIRE-STOPPING

MATERIAL

BOLT

PIPE

PIPE SLEEVE

WHERE SPECIFIED

RISER

CLAMP

PIPE

PIPE SLEEVE WHERE

SPECIFIED RISER CLAMP. BOTTOM

CLAMP REQUIRED AT

ANCHOR POINTS ONLY.

ELEVATION

PLAN

RISER CLAMP

NOTES:

1. PROVIDE ANCHORS ONLY WHERE SHOWN ON

DRAWINGS.

2. EXTEND SLEEVE ABOVE FLOOR WHERE SPECIFIED.

STEEL EXPANSION SHIELD FOR EXISTING CONSTRUCTION

AND INSERTS FOR NEW CONSTRICTION THIS TYPE SHALL

BE USED ONLY IN SLABS OR BEAMS OF 4" [100mm] MIN

DEPTH

3/8" [10mm] MIN DIA EXPANSION BOLTS FOR

EXISTING CONSTRUCTION AND INSERTS FOR NEW

CONSTRUCTION

CONCRETE

FLOOR SLAB

CLIP

ANGLE

NUTS & WASHERS

3/8" [10mm] MIN DIA

HANGER RODS

FOR PIPES UNDER 2" [50mm] IN SIZE USE 1-1/2"x1-1/2"x1/4" [40x40x6.4mm] ANGLE. ALL PIPES 2" [50mm] & LARGER USE 3"x3"x1/4" [75x75x6.4mm] ANGLE

TURNBUCKLE

3/8" [10mm] MIN DIA

HANGER RODS

3/8" [10mm] MIN DIA INSERTS

NEW CONSTRUCTION ONLY.

DUCT RISER - SEE FLOOR

PLANS FOR SIZES

WALL

ANCHOR

Y

X

Y

FASTENER, TYP.

FIGURE A

FIGURE A - SUGGESTED SIZING

DUCT SIZE BAND SIZE

BAND

18"x12" 1 1/2"x16 GA.

24"x20" 1"x1/8"

DUCT GAGE

28, 26

24, 22, 20

18, 16

ALLOWABLE LOAD

PER FASTENER (1,2)

25 lb

35 lb

50 lb

1. WELD, BOLT OR NO.8 SCREW (MIN.)

DEVIATION PERMITTED BY OTHER

ANALYSIS. X=1", Y=2"; ADD OTHERS TO

ACCOMODATE LOAD. MINIMUM OF 3 ON

24" WIDTH AND UP. ADD ALONG SIDES

NEAREST ANCHORS.

2. FASTENING METHOD FOR WELDED

STAINLESS STEEL DUCTWORK SHALL BE

WELD.

DUCT RISER - SEE FLOOR

PLANS FOR SIZES

WALL

ANCHOR

Y

X

Y

FASTENER, TYP.

FIGURE B

ANCHOR, TYP.

SEE SMACNA KNEE BRACKET TABLES IN THE

ROUND INDUSTRIAL STANDARDS.

FASTENER, TYP.

FIGURE B - SUGGESTED SIZING

DUCT SIZE ANGLE SIZE

30"x12" 1"x1"x1/8"

36"x18"

42"x24"

48"x30"

1"x1"x1/8"

1 1/4"x1 1/4"x1/8"

1 1/4"x1 1/4"x1/8"

NOTES:

1. NOTES APPLY TO FIGURE A AND B.

2. BRACKETS ARE SIZED FOR 12 FEET OF DUCT, MAXIMUM.

3. LOCATE DUCTS AGAINST WALL OR MAXIMUM OF 2" AWAY FROM

WALL.

4. EACH WALL ANCHOR SHALL SATISFY THE FOLLOWING CRITERIA

UNLESS OTHER ANALYSIS IS MADE:

A. TENSILE LOAD = 3/8 x DUCT WEIGHT; SAFETY FACTOR 4.

B. SHEAR LOAD x 1/2 x DUCT WEIGHT; SAFETY FACTOR 4.

WALL

STEAM

CONDENSATE

RETURN

TEMPERATURE

SENSOR

SCALE POCKET. 6" DEEP TYP.

STEAM SEPARATOR

STEAM SUPPLY

CONTROL VALVE

DUCT CROSS SECTION

INVERTED BUCKET

TRAP ASSEMBLY

NOTE:

SEE MANUFACTURER'S PIPING RECOMMENDATIONS FOR FINAL LAYOUT

STEAM DISTRIBUTION

PANEL

TERMINATE ABOVE

FLOOR DRAIN

Project Number

Building Number

Drawing Number

Project Title

Location

Issue Date Checked Drawn

Drawing Title

VA FORM 08 - 6231

A

FULLY SPRINKLERED

U.S. Department of Veterans Affairs

B

C

D

E

A

B

C

D

E

F

21 4 5 6 7 8 9 10

Phase

ARCHITECT/ENGINEER OF RECORD STAMPCONSULTANT

321 4 5 6 7 8 9 10

A u to d e s k D o c s /A n n A rb o r

V A

M o d e rn iz e B ld g

/F

F E

A n n A rb o r

M o d e rn iz e

B

M E

P rv t

/1

/2

:2

:5

P

M

M503

MECHANICAL DETAILS

09/02/2022 KF JG

MODERNIZE BUILDING 22 506-21-102

ANN ARBOR, MICHIGAN

100% BID DOCUMENTS

ANN ARBOR

VAMC

Approved: Veteran's Affairs Medical Center

NTS

WATER FILTERS - CLOSED LOOP HYDRONIC SYSTEMS

NTS

WATER TREATMENT - CLOSED SYSTEMS

NTS

INTEGRAL FACE AND BYPASS STEAM COIL DETAIL

NTS

WATER COILS - PIPING CONNECTIONS

NTS

DRAIN VALVE AND AIR VENT CONNECTIONS (HYDRONIC SYSTEMS)

NTS

AIR HANDLING UNIT DRAIN TRAP DETAIL

NTS

TERMINAL UNIT WATER COILS - PIPING CONNECTIONSNTS

IN-LINE PUMPS - CONNECTIONS

NTS

SUPPORT/ANCHOR FOR PIPE RISERS

NTS

SECURING HANGER RODS IN CONCRETE

NTS

DUCT RISER SUPPORTS - WALL

NTS

STEAM HUMIDIFIER - PIPING CONNECTIONS

No. Revisions: Date:

100% BID DOCUMENTS 09/02/2022

1 ADDENDUM 01 02/14/2023

09/02/2022