Drawings 10 of 12.pdf

X-3" STM

X-3" STM

X-3" STM

X-3" STM

X-1-1/2" SC

X-1-1/2" SC

X-1-1/2" SC

X-1-1/2" SC

X-STM AND

X-SC DN

GENERAL NOTES

1. NO NEW PIPING WORK ON THIS PLAN.

file no.

checked by drawn by consultant contract order no.

472/LCFMAINTPROJ

consultant job no.

20080.00

M a t r ix

472/19503.SMD

funding code sheet description

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KEY PLAN

9/14/2023 FOR CONSTRUCTION

M-606

BUILDING 29A UPPER ATTIC

PLAN - PIPING NEW

N BUILDING 29A UPPER ATTIC PLAN - PIPING NEW (BASE BID)

SCALE: 1/8" = 1'-0"

0 1 5 10 20

DBP

CAT

X-MAU

X-2" SC

X-3-1/2" STM

& 2" SC

X-2" SC DN TO

MECH ROOM

X-3-1/2" STM DN

TO MECH ROOM

X-3/4" HS

& HR DN

X-3/4" HS

& HR DN

X-3/4" HS

& HR DN

X-2" SC

X-3/4" HS

& HR DN

X-3/4" HS

& HR DN

X-3/4" HS

& HR DN

X-3" STM

X-3" STM

X-1-1/2" SC

X-1-1/2" SC

X-2-1/2" G

X-2" G

X-2" G

X-2-1/2"

G DN

X-MAU

VAV-B07

VAV-B08

VAV-B09

VAV-B12

VAV-B16

1 1

S

S

S

S

VAV-B26 1

S

PIPING KEY NOTES

INSTALL NEW VAV BOXES IN NEW LOCATIONS

SHOWN PER MANUFACTURE'S INSTALLATION

INSTRUCTIONS. MODIFY EXISTING PIPING AS

NEEDED FOR NEW VAV BOX INSTALLATION AND AS

NEEDED TO INSTALL NEW SHUTOFF VALVES,

BALANCE VALVE, AND CONTROL VALVE.

INSTALL NEW DDC FLAT PLATE SENSORS IN THE

AND ASSOCIATED DDC WIRING IN LOCATION SHOWN.

MOUNT NEW FLAT PLATE SENSORS USING TAMPER

PROOF SCREWS.

SEE M-604 FOR PIPING CONTINUATION.

GENERAL NOTES

1. SENSORS ARE LOCATED IN THE OCCUPIED

SPACE. THERMOSTATS SHOWN ON THIS PLAN

FOR CLARITY.

file no.

checked by drawn by consultant contract order no.

472/LCFMAINTPROJ

consultant job no.

20080.00

M a t r ix

472/19503.SMD

funding code sheet description

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KEY PLAN

9/14/2023 FOR CONSTRUCTION

M-607

BUILDING 29B UPPER ATTIC

PLAN - PIPING NEW

N BUILDING 29B UPPER ATTIC PLAN - PIPING NEW (ADD ALTERNATE #1)

SCALE: 1/8" = 1'-0"

0 1 5 10 20

X-MAU

X-1-1/4"

STM

X-1" SC

X-3-1/2" STM

X-1" SC

X-3/4" HS

& HR DN

X-3/4" HS

& HR DN

X-3/4" HS

& HR DN

X-3/4" HS

& HR DN

X-3/4" HS

& HR DN

X-3/4" HS

& HR DN

X-3/4" HS

& HR DN

X-3/4" HS

& HR DN

X-3/4" HS

& HR DN

X-MAU

VAV-B16

VAV-C05VAV-C06

VAV-C17

VAV-C18

VAV-C16

VAV-C20

VAV-C19

1 1

VAV-C311

S

S

S

S

S

S

S

3 3

PIPING KEY NOTES

INSTALL NEW VAV BOXES IN NEW LOCATIONS

SHOWN PER MANUFACTURE'S INSTALLATION

INSTRUCTIONS. MODIFY EXISTING PIPING AS

NEEDED FOR NEW VAV BOX INSTALLATION AND AS

NEEDED TO INSTALL NEW SHUTOFF VALVES,

BALANCE VALVE, AND CONTROL VALVE.

INSTALL NEW DDC FLAT PLATE SENSORS IN THE

AND ASSOCIATED DDC WIRING IN LOCATION SHOWN.

MOUNT NEW FLAT PLATE SENSORS USING TAMPER

PROOF SCREWS.

SEE M-605 FOR PIPING CONTINUATION.

GENERAL NOTES

1. SENSORS ARE LOCATED IN THE OCCUPIED

SPACE. THERMOSTATS SHOWN ON THIS PLAN

FOR CLARITY.

file no.

checked by drawn by consultant contract order no.

472/LCFMAINTPROJ

consultant job no.

20080.00

M a t r ix

472/19503.SMD

funding code sheet description

D E

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KEY PLAN

9/14/2023 FOR CONSTRUCTION

M-608

BUILDING 29C UPPER ATTIC

PLAN - PIPING NEW

N BUILDING 29C UPPER ATTIC PLAN - PIPING NEW (ADD ALTERNATE #1)

SCALE: 1/8" = 1'-0"

0 1 5 10 20

28"Ø SA (RTU-3)

1 SECTION A MIDDLE ROUTING SOUTH CROSS SECTION

SCALE: NTS

18"x14" SA (RTU-2)18"x14" RA (RTU-2) 36"x24" RA (RTU-3)WALKWAY

2 SECTION A MIDDLE ROUTING NORTH CROSS SECTION

SCALE: NTS

28"Ø SA (RTU-1)

18"x14" SA (RTU-2)18"x14" RA (RTU-2) 36"x24" RA (RTU-1)WALKWAY

20"Ø SA (RTU-1)20"Ø SA (RTU-1) 20"x16" RA (RTU-1)20"x16" RA (RTU-1) WALKWAY

3 SECTION A NORTH WING CROSS SECTION

SCALE: NTS

20"Ø SA (RTU-1)20"Ø SA (RTU-1) 20"x16" RA (RTU-1)20"x16" RA (RTU-1) WALKWAY

4 SECTION A SOUTH WING CROSS SECTION

SCALE: NTS

5 SECTION B NEW MAIN DUCT ROUTING SOUTH CROSS SECTION

SCALE: NTS

24"Ø SA (RTU-4)

22"Ø RA (RTU-4)

24"Ø RA (RTU-4)

X-18x18 EAWALKWAY

22"Ø SA (RTU-4)

24x10 SA (RTU-4) 14x12 SA (RTU-4)

FRAME

VANED ELBOW

LOCKING LUG

2-1/4"R

4-1/2"R

TURNING VANE

NOTES:

1. LOCKING LUGS INTEGRAL WITH VANE

2. MAXIMUM UNSUPPORTED VANE LENGTH 48"

3. FRAMES - BOLTED OR RIVETED TO ELBOW

4. VANES AND FRAMES - SAME GAUGE AS ELBOW

2 1/4" 3 1/2"

9 TURNING VANES FORSQUARE ELBOW DETAIL

SCALE: NTS

HANGER STRAPS HANGER RODS

STRAP HANGER TRAPEZE HANGER

NO POP RIVETS ALLOWED, USE

SELF-TAPPING SHEETMETAL SCREWS

ONLY (TYP)

7 DUCT HANGER DETAIL

SCALE: NTS

RADIUS ELBOW

NOTE:

90° ELBOW SHOWN

SIMILAR RADIUS

CONSTRUCTION FOR

ALL ANGLES

R

R

OFFSET

ELBOW

FULL RADIUS

(R=W)

FLOW

AIR

TRANSITION - CONTRACTION FLOW

TRANSITION - DIVERGING FLOW

FLOW

AIR

W

W

R=1/ W

W

RECTANGULAR TRANSITIONS, OFFSETS, AND

ELBOWS

SCALE: NTS

6 SECTION C NEW MAIN DUCT ROUTING WEST CROSS SECTION

SCALE: NTS

22"Ø RA (RTU-5)

24"Ø RA (RTU-5)

24"Ø SA (RTU-5)

40x20 SA (RTU-5)

11 DUCT TRANSITION DETAIL

SCALE: NTS

VD

NOTES:

1. "ALTERNATE" FITTINGS SHALL BE

ACCEPTABLE ONLY WHEN DUCT HEIGHT

DOES NOT PERMIT THE USE OF

"PERMITTED" FULL SIZE BELLMOUTH

CONNECTION

2. THIS DETAIL APPLIES TO SINGLE TAKEOFFS

TO DIFFUSER AS WELL AS BRANCH

TAKEOFFS. IT ALSO APPLIES TO TAKEOFFS

IN THE HORIZONTAL AS WELL AS THE

VERTICAL DIRECTION.

DUCT SIZE:

(SEE PLANS)

PREFERRED

TAKE-OFF DETAIL

ALTERNATE 1

TAKE-OFF DETAIL

ALTERNATE 2

TAKE-OFF DETAIL

(WHEN OTHERS DO NOT FIT)

STANDARD

45° RECTANGULAR

DUCT CONNECTION

(SUPPLY SHOWN,

RETURN/EXHAUST SIMILAR)

RECTANGULAR TO ROUND

BOOT CONNECTIONMINI-BELLMOUTH CONNECTIONBELLMOUTH

CONNECTION

MANUAL VOLUME

DAMPER TYPICAL AT

ALL DUCT

TAKE-OFFS

VDVD

MAIN DUCT

AIR FLOW

6" min.

NOTES:

1. FLEXIBLE DUCTWORK SHALL NOT BE PERMITTED

UPSTREAM OF VAV BOXES.

2. DUCT TRANSITIONS SHALL BE A MINIMUM OF 3

DUCT DIAMETERS UPSTREAM OF ANY VAV BOX.

REDUCER OR INCREASER

IF REQUIRED

LINED SHEET METAL RUN-OUT

SIZE AS SHOWN ON PLAN 10 FT.

MIN. BEFORE TAKE OFF

SUPPLY DIFFUSER (SEE

SCHED. FOR TYPE)

COLLAR

FLEX ELBOW

DIFFUSER

NECK SIZE

FLEXIBLE DUCT

PROVIDE HANGER

CEILING

SHEET METAL RUN-OUT

SIZE AS SHOWN ON PLAN

BALANCE DAMPER

FLOW RING

VAV

SUPPLY AIR

DUCT

CONICAL TAP.

RUNOUT SIZE

PER PLAN

TRANSITION AS

REQUIRED

3 DUCT

DIA. MIN.

5 DUCT DIA. MIN.

6'-0" MAX.

10 VAV DUCT DETAIL

SCALE: NTS

12" DEEP 4,000 PSI W/6-8% AIR INTRADMENT LIMESTONE MIX

4.5 TO 6.5 SLUMP FIBER MESH CONCRETE PAD WITH #4 REBAR

TOP OF CONCRETE PAD TO BE MINIMUM 4" ABOVE GRADE

1" BY 1"

CHAMFER

(ALL ROUND)

GRADE

HOUSE KEEPING PADS SIZED AS

SHOWN ON NEW ARCHITECTURAL

PLANS AND PROVIDE A 1" X 1" CHAMFER

AROUND ALL EDGES. (TYP.)

12"

6"

GRADE

CONCRETE

1. CONCRETE MATERIAL SHALL BE:

1.1. ASTM C150 - TYPE 1 PORTLAND, COLOR SHALL MATCH EXISTING.

1.2. FINE AND COARSE AGGREGATES: ASTM C33, FINE MDOT DESIGNATED 2NS, COARSE MDOT

DESIGNATED 6AA.

1.3. WATER: CLEAN AND NOT DETRIMENTAL TO CONCRETE.

1.4. MIX CONCRETE IN ACCORDANCE WITH ASTM C94. MIXTURE SHALL BE HIGH-EARLY IN

ACCORDANCE WITH MDOT CONCRETE P-NC PER MDOT STANDARD SPECIFCATIONS FOR

CONSTRUCTION 2012, SECTION 603 AND 801.

2. THE CONCRETE DEPTH IS INDICATED ON THE DETAILS.

3. GRANULAR BASE SHALL BE 21AA CRUSHED LIMESTONE.

4. ADMIXTURES:

4.1. AIR ENTRAINMENT ASTM C260

4.2. CHEMICAL ASTM C494, TYPE B AND D ONLY, TYPE B - RETARDING TYPE D - WATER REDUCING

AND TESTING.

5. REINFORCEMENT SHALL BE 6 X 6 W4.0 X W4.0 WELDED WIRE MESH.

6. FORMED JOINTS:

6.1. PLACE EXPANSION JOINT FILLER BETWEEN PAVING COMPENTS, AND BUILDING OR OTHER

APPURTENANCES, EXCEPT WHERE SIDEWALK ABUTS BITUMINOUS PAVEMENT. RECESS TOP

OF FILLER 1/2 INCH.

7. PSI OF THE CONCRETE SHALL BE A MINIMUM OF 4,000 W/6-8% AIR INTRADEMENT LIMESTONE MIX

4.5 TO 6.5 SLUMP FIBER MESH CONCRETE.

8. PLACING CONCRETE:

8.1. IN ACCORDANCE WITH ACI 301

8.2. ENSURE REINFORCEMENT, INSERTS, EMBEDDED PARTS AND FORMED JOINTS ARE NOT

DISTURBED DURING CONCRETE PLACEMENT.

8.3. POOR CONTINUOUSLY BETWEEN PREDETERMINED CONSTRUCTION JOINTS. DO NOT BREAK

OR INTERRUPT SUCCESSIVE POURS SUCH THAT COLD JOINTS OCCUR.

9. RESTORE GRADE AND PLANT GRASS TO MATCH EXISTING GRADE. REFER TO SEEDING

SCHEDULE ON SHEET M-401, M-402. & M-403.

10. SEALER:

10.1. PROVIDE AND INSTALL A PENETRATING SEALING COMPOUND ON BASES EQUAL TO PENTREAT

244-100.

10.1.1. DESIGN TO LIMIT THE INTRUSION OF MOISTURE AND CHLORIDES INTO THE SUBSTRATE.

10.1.2. REDUCES SPALLING.

10.1.3. PENETRATES DEEPLY FOR MAXIMUM PROTECTION.

10.1.4. MINIMIZES PENETRATION FROM DE-ICING CHEMICALS, SALT, WATER THAT MIGHT

DAMAGE CONCRETE SURFACES.

10.1.5. SEALS PORES AND CAPILLARIES OF SUBSTRATE, PREVENTING LIQUID ABSORPTION

WHILE ALLOWING EXCELLENT VAPOR TRANSMISSION.

10.1.6. LEAVES NO RESIDUE AND REQUIRES NO CLEANING AFTER APPLICATION.

1ST FLOOR

CONCRETE

PADDUCT SUPPORT, TYP. BASED ON

MIRO 8-DS OR APPROVED EQUAL

UNISTRUCT HORIZONTAL

DUCT SUPPORT FRAME

(TYP.) RTU

RA

RA

RA

48" TALL CURB

NOTES:

1. SIMILAR FOR RTU-1, RTU-3, RTU-4, AND RTU-5.

2. GRADE MOUNTED CURB 48" TALL WITH SA AND RA OPENINGS.

3. SEE NEW MECHANICAL PRINTS FOR RETURN AIR DUCT SIZES.

4. REFER TO ARCHITECTURAL DRAWINGS FOR EXACT CHASE

DIMENSIONS AND CONSTRUCTION.

FLEXIBLE

CONNECTOR

CEILING

UNISTRUCT VERTICAL

DUCT SUPPORT FRAME

CONCRETE

PAD

DUCT SUPPORT, TYP. BASED ON

MIRO 8-DS OR APPROVED EQUAL

RTU

SA

48" TALL CURB

NOTES:

1. SIMILAR FOR RTU-1, RTU-3, RTU-4, AND RTU-5.

2. GRADE MOUNTED CURB 48" TALL WITH SA AND RA OPENINGS.

3. SEE NEW MECHANICAL PRINTS FOR SUPPLY AIR DUCT SIZES.

4. SEE NEW MECHANICAL PRINTS FOR HEATING COIL SELECTION.

INSTALL HEATING COIL APPROXIMATELY 48" ABOVE CONCRETE

PAD.

5. SEE NEW MECHANICAL PRINTS FOR NEW PUMP SELECTION AND

NEW HOT WATER SUPPLY AND HOT WATER RETURN SIZES.

INSTALL NEW PUMP AT APPROXIMATELY 60". FASTEN PIPING AND

PUMP T0 UNISTRUCT FRAME INSIDE CHASE.

6. REFER TO ARCHITECTURAL DRAWINGS FOR EXACT CHASE

DIMENSIONS AND CONSTRUCTION.

7. TRANSITION DUCTWORK AS NEEDED TO ACCOMMODATE HEATING

COIL THAT IS LARGER THAN DUCT.

FLEXIBLE

CONNECTOR

HEATING

COIL

12 GRADE MOUNTED RTU-1, 3, 4, & 5 DETAIL

SCALE: NTS

PUMP

HS

HR

SA ELEVATIONRA ELEVATION

1ST FLOOR

UNISTRUCT HORIZONTAL

DUCT SUPPORT FRAME

(TYP.)

SA

CEILING

UNISTRUCT VERTICAL

DUCT SUPPORT FRAME

file no.

checked by drawn by consultant contract order no.

472/LCFMAINTPROJ

consultant job no.

20080.00

M a t r ix

472/19503.SMD

funding code sheet description

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9/14/2023 FOR CONSTRUCTION

M-800

MECHANICAL DETAILS

AHU HEATING COIL DETAIL

(2-WAY CONTROL VALVE)

SCALE: NTS

SHUT-OFF VALVE (TYP.)

UNION (TYP.)

STRAINIER(TYP.)

PUMP

HOSE END

DRAIN VALVE (TYP.)

HS

2-WAY MODULATING

CONTROL VALVE

P/T TAP (TYP.)

HR

BALANCE VALVE (TYP.)

MANUAL

AIR VENT

COIL

P P

PRESSURE GAUGE (TYP.) CHECK VALVE (TYP.)

THERMOMETER (TYP.)

SHUT-OFF VALVE (TYP.)

NOTES:

1. SIMILAR FOR HC-2, HC-3, HC-4, AND HC-5

2. SEE NEW PIPING PRINTS FOR PIPE SIZES.

3. SEE NEW MECHANICAL PRINTS FOR HEATING COIL SELECTION.

INSTALL HEATING COIL HORIZONTALLY APPROXIMATELY 60"

ABOVE CONCRETE PAD.

4. SEE NEW PIPING PRINTS FOR NEW PUMP SELECTION AND

INSTALL NEW PUMP AT APPROXIMATELY 72". FASTEN PIPING AND

PUMP T0 UNISTRUCT FRAME INSIDE CHASE.

COIL

HS

HR

SHUTOFF

VALVE

CIRCUIT SETTER

UNION (TYP)

MANUAL AIR VENT

P/T TAP (TYP.)

3/4" HOSE END DRAIN VALVE

2-WAY MODULATING

CONTROL VALVE

4 CABINET UNIT HEATER HEATING COIL DETAIL

SCALE: NTS

X-HR

X-HS

COIL

HS

HR

3/4" HOSE END

DRAIN VALVE 2-WAY MODULATING

CONTROL VALVE

STRAINER

CIRCUIT SETTER

UNION (TYP)

MANUAL AIR VENT

P/T TAP (TYP.)

3 VAV HEATING COIL DETAIL

SCALE: NTS

X-HR

X-HSSHUTOFF VALVE

TYPICAL VAV TERMINAL UNIT

HYDRONIC PIPING DIAGRAM

SCALE: NTS

2 HEAT EXCHANGER SKID DETAIL (HTP-1 & HTP-2)

SCALE: NTS

P

P

P

PT

P

P

PT X-HS

X-HR

FT

X-CD

X-STM

TO X-FD

P

X-MAKE UP CW

P

HEAT EXCHANGER

AIR SEPERATOR

EXPANSION TANK

PUMP (TYP.)

TRIPLE DUTY VALVE (TYP.)

PRESSURE/TEMPERATURE SENSOR (TYP.)

PRESSURE GUAGE (TYP.)

THERMOMETER (TYP.)

PRESSURE RELIEF VALVE (TYP.)

STRAINER (TYP.)

SHUTOFF VALVE (TYP.)

STEAM TRAP

PIPE CAP (TYP.)

SENSOR PORT (TYP.)

CHECK VALVE (TYP.)

PRESURE REDUCING VALVE

UNION (TYP.)

AIR VENT

PLUG VALVE

NOTES:

1. SIMILAR FOR HTP-1 & HTP-2

2. SEE NEW BASEMENT PIPING PRINTS FOR PIPE SIZES

CONNECTING TO HEAT TRANSFER SKID PACKAGE.

3. SEE HEAT TRANSFER SKID PACKAGE SCHEDULE FOR PUMP, AIR

SEPARATOR, EXPANSION TANK, AND HEAT EXCHANGER

INFORMATION AND BASIS OF DESIGN MODEL NUMBERS.

4. ALL COMPONENTS OF HEAT TRANSFER SKID PACKAGE TO BE

PRE-PIPED, PRE-WIRED, AND MOUNTED ON STURDY STEEL

FRAME.

5. HEAT TRANSFER SKID PACKAGE TO HAVE SINGLE 208/3/60 POWER

CONNECTION.

6. HEAT TRANSFER SKID PACKAGE TO INCLUDE ALL-INCLUSIVE

TOUCH SCREEN DDC CONTROL PANEL.

MODULATING CONTROL

VALVE (BY MANU.)

5 GRADE MOUNTED RTU-2 DETAIL

SCALE: NTS

12" DEEP 4,000 PSI W/6-8% AIR INTRADMENT LIMESTONE MIX

4.5 TO 6.5 SLUMP FIBER MESH CONCRETE PAD WITH #4 REBAR

TOP OF CONCRETE PAD TO BE MINIMUM 4" ABOVE GRADE

1" BY 1"

CHAMFER

(ALL ROUND)

GRADE

HOUSE KEEPING PADS SIZED AS

SHOWN ON NEW ARCHITECTURAL

PLANS AND PROVIDE A 1" X 1" CHAMFER

AROUND ALL EDGES. (TYP.)

12"

6"

GRADE

CONCRETE

1. CONCRETE MATERIAL SHALL BE:

1.1. ASTM C150 - TYPE 1 PORTLAND, COLOR SHALL MATCH EXISTING.

1.2. FINE AND COARSE AGGREGATES: ASTM C33, FINE MDOT DESIGNATED 2NS, COARSE MDOT

DESIGNATED 6AA.

1.3. WATER: CLEAN AND NOT DETRIMENTAL TO CONCRETE.

1.4. MIX CONCRETE IN ACCORDANCE WITH ASTM C94. MIXTURE SHALL BE HIGH-EARLY IN

ACCORDANCE WITH MDOT CONCRETE P-NC PER MDOT STANDARD SPECIFCATIONS FOR

CONSTRUCTION 2012, SECTION 603 AND 801.

2. THE CONCRETE DEPTH IS INDICATED ON THE DETAILS.

3. GRANULAR BASE SHALL BE 21AA CRUSHED LIMESTONE.

4. ADMIXTURES:

4.1. AIR ENTRAINMENT ASTM C260

4.2. CHEMICAL ASTM C494, TYPE B AND D ONLY, TYPE B - RETARDING TYPE D - WATER REDUCING

AND TESTING.

5. REINFORCEMENT SHALL BE 6 X 6 W4.0 X W4.0 WELDED WIRE MESH.

6. FORMED JOINTS:

6.1. PLACE EXPANSION JOINT FILLER BETWEEN PAVING COMPENTS, AND BUILDING OR OTHER

APPURTENANCES, EXCEPT WHERE SIDEWALK ABUTS BITUMINOUS PAVEMENT. RECESS TOP

OF FILLER 1/2 INCH.

7. PSI OF THE CONCRETE SHALL BE A MINIMUM OF 4,000 W/6-8% AIR INTRADEMENT LIMESTONE MIX

4.5 TO 6.5 SLUMP FIBER MESH CONCRETE.

8. PLACING CONCRETE:

8.1. IN ACCORDANCE WITH ACI 301

8.2. ENSURE REINFORCEMENT, INSERTS, EMBEDDED PARTS AND FORMED JOINTS ARE NOT

DISTURBED DURING CONCRETE PLACEMENT.

8.3. POOR CONTINUOUSLY BETWEEN PREDETERMINED CONSTRUCTION JOINTS. DO NOT BREAK

OR INTERRUPT SUCCESSIVE POURS SUCH THAT COLD JOINTS OCCUR.

9. RESTORE GRADE AND PLANT GRASS TO MATCH EXISTING GRADE. REFER TO SEEDING

SCHEDULE ON SHEET M-401, M-402. & M-403.

10. SEALER:

10.1. PROVIDE AND INSTALL A PENETRATING SEALING COMPOUND ON BASES EQUAL TO PENTREAT

244-100.

10.1.1. DESIGN TO LIMIT THE INTRUSION OF MOISTURE AND CHLORIDES INTO THE SUBSTRATE.

10.1.2. REDUCES SPALLING.

10.1.3. PENETRATES DEEPLY FOR MAXIMUM PROTECTION.

10.1.4. MINIMIZES PENETRATION FROM DE-ICING CHEMICALS, SALT, WATER THAT MIGHT

DAMAGE CONCRETE SURFACES.

10.1.5. SEALS PORES AND CAPILLARIES OF SUBSTRATE, PREVENTING LIQUID ABSORPTION

WHILE ALLOWING EXCELLENT VAPOR TRANSMISSION.

10.1.6. LEAVES NO RESIDUE AND REQUIRES NO CLEANING AFTER APPLICATION.

1ST FLOOR

CONCRETE

PADDUCT SUPPORT, TYP. BASED ON

MIRO 8-DS OR APPROVED EQUAL

UNISTRUCT HORIZONTAL

DUCT SUPPORT FRAME

(TYP.)

RTU

RA

RA

RA

NOTES:

1. CONFIGURATION SHOWN FOR RTU-2

2. GRADE MOUNTED ROOF CURB

3. SEE NEW MECHANICAL PRINTS FOR RETURN AIR DUCT SIZES.

4. REFER TO ARCHITECTURAL DRAWINGS FOR EXACT CHASE

DIMENSIONS AND CONSTRUCTION.

FLEXIBLE

CONNECTOR

CEILING

UNISTRUCT VERTICAL

DUCT SUPPORT FRAME

SA

NOTES:

1. CONFIGURATION SHOWN FOR RTU-2

2. GRADE MOUNTED STANDARD ROOF CURB

3. SEE NEW MECHANICAL PRINTS FOR SUPPLY AIR DUCT SIZES.

4. SEE NEW MECHANICAL PRINTS FOR HEATING COIL SELECTION.

INSTALL HEATING COIL APPROXIMATELY 60" ABOVE CONCRETE

PAD.

5. SEE NEW MECHANICAL PRINTS FOR NEW PUMP SELECTION AND

NEW HOT WATER SUPPLY AND HOT WATER RETURN SIZES.

INSTALL NEW PUMP AT APPROXIMATELY 72". FASTEN PIPING AND

PUMP T0 UNISTRUCT FRAME INSIDE CHASE.

6. REFER TO ARCHITECTURAL DRAWINGS FOR EXACT CHASE

DIMENSIONS AND CONSTRUCTION.

HEATING

COIL

PUMP

HS

SA ELEVATIONRA ELEVATION

STANDARD ROOF CURB 1ST FLOOR

CONCRETE

PADDUCT SUPPORT, TYP. BASED ON

MIRO 8-DS OR APPROVED EQUAL

UNISTRUCT HORIZONTAL

DUCT SUPPORT FRAME

(TYP.)

RTU

SA

SA

FLEXIBLE

CONNECTOR

CEILING

UNISTRUCT VERTICAL

DUCT SUPPORT FRAME

STANDARD ROOF CURB

HR

X-

HR

X-

HS

X-SHUTOFF

VALVE X-CIRCUIT SETTER

X-MANUAL AIR VENT

X-UNION

X-FINTUBE/CUH COIL

NOTE:

1. CONTRACTOR TO REMOVE EXISTING

VALVES AS SHOWN IN DETAIL FOR

ALL EXISTING FIN TUBE.

X-HOT WATER

SUPPLY

X-HOT WATER

RETURN

TYPICAL FIN TUBE/CABINET UNIT HEATER

COIL DETAIL - DEMOLITION

SCALE: NTS

X-

HR

X-

HS

SHUTOFF

VALVE (TYP.)

2-WAY DDC MODULATING

CONTROL VALVE

CIRCUIT SETTER

X-MANUAL AIR VENT

X-UNION (TYP.)

X-FINTUBE/CUH COIL

NOTE:

1. CONTRACTOR TO INSTALL ALL NEW

VALVES AS SHOWN IN DETAIL FOR

ALL EXISTING FIN TUBE.

2. SEE NEW PLANS FOR EXISTING PIPE

SIZES. COORDINATE CONTROL VALVE

SIZE WITH EXISTING PIPE SIZE.

X-HOT WATER

SUPPLY

X-HOT WATER

RETURN

TYPICAL FIN TUBE/CABINET UNIT HEATER

COIL DETAIL - NEW

SCALE: NTS

AHU HEATING COIL DETAIL

(3-WAY CONTROL VALVE)

SCALE: NTS

SHUT-OFF VALVE (TYP.)

UNION (TYP.)

STRAINIER(TYP.)

PUMP

HOSE END

DRAIN VALVE (TYP.)

HS

3-WAY MODULATING

CONTROL VALVE

P/T TAP (TYP.)

HR

BALANCE VALVE (TYP.)

MANUAL

AIR VENT

COIL

P P

PRESSURE GAUGE (TYP.)

CHECK VALVE (TYP.)

THERMOMETER (TYP.)

SHUT-OFF VALVE (TYP.)

NOTES:

1. CONFIGURATION FOR HC-1

2. SEE NEW PIPING PRINTS FOR PIPE SIZES.

3. SEE NEW MECHANICAL PRINTS FOR HEATING COIL SELECTION.

INSTALL HEATING COIL HORIZONTALLY APPROXIMATELY 60"

ABOVE CONCRETE PAD.

4. SEE NEW PIPING PRINTS FOR NEW PUMP SELECTION AND

INSTALL NEW PUMP AT APPROXIMATELY 72". FASTEN PIPING AND

PUMP T0 UNISTRUCT FRAME INSIDE CHASE.

9 STEAM PRESSURE REDUCING VALVE DETAIL - NEW

SCALE: NTS

PRV-1

P

P

PRV-2

P

6" VTR

SHUTOFF

VALVE (TYP.)

STRAINER

(TYP.)

PRESSURE

GAUGE (TYP.)

REDUCER (TYP.)

PRESSURE

RELIEF VALVE

PIPING KEY NOTES

INSTALL NEW PRESSURE RELIEF VALVE IN THE

LOCATION SHOWN.

PRESSURE RELIEF VALVE SPECS:

MANUFACTURER: SPIRAX SARCO

MODEL: SV74

SIZE: 4"

SET PRESSURE: 25 PSI

INSTALL NEW PRV-1 AS IN THE LOCATION SHOWN.

PRESSURE RELIEF VALVE SPECS:

MANUFACTURER: SPIRAX SARCO

MODEL: 25P

INLET PRESSURE: 90 PSIG

OUTLET PRESSURE: 15 PSIG

CAPACITY: 2740 LB/HR

INSTALL NEW PRV-2 AS IN THE LOCATION SHOWN.

PRESSURE RELIEF VALVE SPECS:

MANUFACTURER: SPIRAX SARCO

MODEL: 25P

INLET PRESSURE: 90 PSIG

OUTLET PRESSURE: 15 PSIG

CAPACITY: 1360 LB/HR

4" STM

2" STM

3" STM4" STM 6" STM

STEAM PRV NOTES:

, TYPICAL FOR BOTH PRV ASSEMBLIES.

1. ALLOW AT LEAST 10 PIPE DIAMETERS OF

STRAIGHT PIPE.

2. ALL PIPING VALVING ETC. ON HIGH PRESSURE

SIDE OF PRV'S SHALL BE WELDED OR FLANGED.

3. ALL ACCESSORY PIPING ON HIGH PRESSURE

SIDE OF PRV'S SHALL BE SCREWED AND BACK

WELDED.

4. PRV'S SHALL BE SIZED FOR 1/3 & 2/3 CAPACITY.

ONE PRV SHALL BE SET AT 1 PSI GREATER

THAN THE OTHER PRV.

5. TOTAL PRV CAPACITY 4,100# FOR INLET

PRESSURE OF 90 PSI AND OUTLET PRESSURE

OF 15 PSI.

6. PRV-1: 2,740# FOR INLET PRESSURE OF 90 PSI

AND OUTLET PRESSURE OF 15 PSI, SELF

OPERATED, 3" VALVE.

7. PRV-2: 1,360# FOR INLET PRESSURE OF 90 PSI

AND OUTLET PRESSURE OF 15 PSI, SELF

OPERATED, 2" VALVE.

file no.

checked by drawn by consultant contract order no.

472/LCFMAINTPROJ

consultant job no.

20080.00

M a t r ix

472/19503.SMD

funding code sheet description

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N issue date

9/14/2023 FOR CONSTRUCTION

M-801

MECHANICAL DETAILS