Attachment_2_-_Drawings.pdf

PROJECT LOCATION

VICINITY MAP

TRAVEL DIRECTIONS:

SHEET OF

United States Department of Agriculture

Forest Service

INDEX OF SHEETS

SHEET SHEET TITLE DATE

G-01 COVER SHEET 5/21/2019

A-01 SPECIFIC DEMOLITION 5/21/2019

A-02 PLAN VIEW OF ROOF 5/21/2019

A-03 RADIANT EDGE DETAILS 5/21/2019

E-01

GUTTER DOWNSPOUT AND FLOOR

DRAIN DETAILS

5/21/2019

E-02 ELECTRICAL SCHEMATIC 5/21/2019

Head west on I-40 W, use the right lane to take exit 195 for I-17 S toward

AZ-89A S/Phoenix/AZ-89A/Flagstaff, keep right at the fork, follow signs for

I-17 N/AZ-89A N/Flagstaff/Grand Canyon and merge onto I-17 N. Take exit

341 for McConnell Drive.Turn right onto east McConnell Drive. Turn right onto east Pine Knoll Drive. Destination will be on the left.

APPROVED:

STATION ENGINEER

DATE

5/2 1/1

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SOUTHWEST FORESTRY COMPLEX

FLAGSTAFF ARIZONA

ICE MELT SYSTEM

COLORADO

LARIMER COUNTY

STATION HEADQUARTERS

(S22) ROCKY MTN. RESEARCH STATION

5/22/2019

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

5/2 1/1

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(S22)

ROCKY MTN. RESEASRCH STATION

SOUTHWEST

FORESTRY COMPLEX

FLAGSTAFF ARIZONA

ICE MELT SYSTEM

ROCKY MTN.

RESEARCH STATION

STATION HEADQUARTERS

SPECIFIC DEMOLITION

5/21/2019

*.dwg

D. LIRA

D.LIRA

X.XXX

A-01

006002

REMOVE HEAT TAPE CLIPS

REMOVE HEAT TAPE

NORTH SIDE OF BUILDING

NOTES:

1. DISCONNECT EXISTING HEAT TAPE FROM POWER SOURCE.

2. REMOVE EXISTING HEAT TAPE CONTROLLER INCLUDING ALL SENSORS.

3. REMOVE ALL HEAT TAPE FROM ROOF SURFACE, GUTTERS AND DOWNSPOUTS.

4. REMOVE ALL HEAT TAPE CLIPS FROM GUTTERS, DOWNSPOUTS AND ROOF SURFACE.

5. APPLY ASTM D412 SEALANT TO FASTENER HOES IN GUTTERS AND DOWN SPOUTS.

6. APPLY ASTM D7349 / D7349M TO FASTENER HOLES IN ROOF DECK.

7. FASTENER HOLES WITHIN GUTTERS, DOWNSPOUTS ARE TO BE REUSED IF POSSIBLE IN THE

INSTALLATION OF THE NEW ICE MELT SYSTEM.

8. FASTENER HOLES WITHIN THE ROOF DECK ARE TO BE SEALED AND COVERED WITH THE

INSTALLATION OF THE NEW ICE MELT SYSTEM AND SNOW GUARDS, IF POSSIBLE.

9. CLEAN ALL GUTTERS AND DOWNSPOUTS PRIOR TO INSTALLATION OF NEW ICE MELT SYSTEM.

INSTALL CLIP STYLE SNOW GUARDS AND

FENCE-STYLE SNOW GUARDS AT

LOCATIONS WHERE THE EXISTING

HEATER CABLE CLIPS ARE REMOVED.

TYPICAL HEAT CABLE INSTALLATION ON FIRST ROOF

DECK

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DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

5/2 1/1

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(S22)

ROCKY MTN. RESEASRCH STATION

SOUTHWEST

FORESTRY COMPLEX

FLAGSTAFF ARIZONA

ICE MELT SYSTEM

ROCKY MTN.

RESEARCH STATION

STATION HEADQUARTERS

PLAN VIEW OF ROOF

5/21/2019

*.dwg

D. LIRA

D.LIRA

X.XXX

A-02

006003

NORTH

NOTES:

1. INSTALL NEW ICE MELTING SYSTEM IN SHADED AREAS PER MFG. SPECIFICATIONS OVER EXISTING SHINGLED ROOF.

2. REMOVE EXISTING HEATING CABLES IN HATCHED AREA.

3. INSTALL HEAT TAPE IN GUTTERS AND DOWNSPOUTS PER MFG. SPECIFICATIONS.

4. TYPICAL DOWNSPOUT LENGTH IS 45 FEET.

5. INSTALL TWO HEATING CABLES IN GUTTER.

6. INSTALL SINGLE HEATING CABLE IN DOWNSPOUT.

7. HEATING CABLE SHALL BE CONTINUOUS FROM GUTTER TO DOWNSPOUT.

8. HEATING CABLE LENGTH SHALL NOT EXCEED 350 FEET IN LENGTH FOR EACH HEATING ZONE.

9. INSTALL FENCE STYLE 2-RAIL SNOW GUARD PER MFG. SPECIFICATIONS ABOVE RADIANT EDGE ICE MELT SYSTEM.

10. INSTALL 2 ROWS OF SNOW GUARD CLIPS PER MFG. SPECIFICATIONS ABOVE RADIANT EDGE ICE MELT SYSTEM IN AREAS

NOT OCCUPIED WITH FENCE STYLE SNOW FENCE.

11. BUILDING IS SYMMETRICAL.

12. CONTRACTOR TO VERIFY ALL DIMENSIONS.

13. DRAWING IS NOT TO SCALE.

35'

170'

25'

100'

45'

REMOVE HEAT CABLE FROM GUTTER, DOWNSPOUT

AND ROOF

R E

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65'

SNOW GUARD 2-RAIL

FENCE STYLE

60'

30'

REMOVE HEAT CABLE FROM GUTTER, DOWNSPOUT

AND ROOF

GUTTER

DOWNSPOUT

GUTTER

DOWNSPOUT

A1

A2

A1

A1

BID ITEM # 2-BASE

BID ITEM # 3-BASE

BID ITEM # 4-BASE

A1

A1

BID ITEM ALTERNATE-1

BID ITEM ALTERNATE-2

LEGEND:

PROPOSED UNDER

EVE LOCATION FOR

ELECTRICAL

JUNCTION BOXES

PROPOSED UNDER

EVE LOCATION FOR

ELECTRICAL

JUNCTION BOXES

ICE MELT

SYSTEM

CONTROLLER

ROOM 200

SNOW GUARD 2-RAIL

FENCE STYLE

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DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

5/2 1/1

9 1 1:

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(S22)

ROCKY MTN. RESEASRCH STATION

SOUTHWEST

FORESTRY COMPLEX

FLAGSTAFF ARIZONA

ICE MELT SYSTEM

ROCKY MTN.

RESEARCH STATION

STATION HEADQUARTERS

RADIANT EDGE

DETAILS

5/21/2019

*.dwg

D. LIRA

D.LIRA

X.XXX

A-03

006004

NOTES:

1. INSTALL BASE PANEL OVER FIRST COURSE OF EXISTING SHINGLES PER MFG. INSTRUCTIONS.

2. TEST HEATER CABLES PRIOR TO INSTALLATION PER MFG. INSTRUCTIONS.

3. INSTALL HEATER CABLES INTO THE UPPER AND LOWER SLOTS.

4. HEATER CABLES ARE NOT TO EXCEED 350 FEET.

5. TEST HEATER CABLES AFTER INSTALLATION INTO THE BASE PLATE SLOTS.

6. INSTALL COVER PER MFG. INSTRUCTIONS.

7. TEST HEATER CABLES AFTER TOP COVER IS INSTALLED BUT BEFORE SEALANT IS APPLIED.

8. SEAL EDGES PER MFG. INSTRUCTIONS.

NOTES:

1. RADIANT EDGE VALLEY IS INSTALLED ON ONE SIDE OF A CLOSED OR WOVEN VALLEY, PREFERABLY THE SIDE WITH LESS

WATERSHED ABOVE.

2. SOUTH SIDE OF BUILDING: INSTALL RADIANT VALLEY ON "EAST" SIDE OF "W" VALLEY FLASHING.

3. NORTH SIDE OF BUILDING: INSTALL RADIANT VALLEY ON "WEST" SIDE OF "W" VALLEY FLASHING.

4. IF NECESSARY, TRIM BACK ADJACENT ROOFING TO ALLOW INSTALLATION.

5. SWEEP VALLEY CLEAN OF ALL DEBRIS AND LOOSE GRANULES.

6. INSTALL VALLEY BASE PANEL ONTO VALLEY USING ADHESIVE PER MFG. INSTRUCTIONS.

7. INSTALL VALLEY BASE PANELS ALL THE WAY DOWN THE VALLEY FLASHING OR BOTTOM OF THE RADIANT EDGE EAVE

PANELS.

8. TEST HEATER CABLES PRIOR TO INSTALLATION PER MFG. INSTRUCTIONS.

9. HEATER CABLES ARE NOT TO EXCEED 350 FEET.

10. INSTALL HEATER CABLES INTO VALLEY BASE PANEL.

11. TEST HEATER CABLES AFTER INSTALLATION PER MFG. INSTALLATION.

12. INSTALL SNAP ON VALLEY PANEL. COVER.

13. TEST HEATER CABLES AFTER PANEL COVER IS INSTALLED.

14. SEAL PER MFG. INSTRUCTIONS.

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DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

5/2 1/1

9 1 1:

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(S22)

ROCKY MTN. RESEASRCH STATION

SOUTHWEST

FORESTRY COMPLEX

FLAGSTAFF ARIZONA

ICE MELT SYSTEM

ROCKY MTN.

RESEARCH STATION

STATION HEADQUARTERS

GUTTER DOWNSPOUT

AND FLOOR DRAIN

DETAILS

5/21/2019

*.dwg

D. LIRA

D.LIRA

X.XXX

E-01

006005

TYPICAL HEAT CABLE INSTALLATION IN GUTTERS AND DOWNSPOUTS

HEATER CABLE

TEE CONNECTION PER MFG INSTRUCTIONS

TEE CONNECTION PER MFG INSTRUCTIONS

HEATER CABLE

ALLOW 12 INCHES OF HEATER CABLE TO EXIT

DOWNSPOUT AND INSTALL END TERMINATION PER MFG.

INSTRUCTIONS THAN WRAP THE EXCESS BACK ONTO

ITSELF AND SECURE WITH WIRE TIES.

GUTTER

DOWNSPOUT HANGER BEND AT 90

DEGREES AND ATTACH HEATER CABLE

USING PLASTIC TIES PER MFG.

INSTRUCTIONS

DOWNSPOUT HANGER ATTACH HEATER

CABLE USING PLASTIC TIES AND APPLY

ADHESIVE PER MFG. INSTRUCTIONS AND

BOND TO FLOOR OF GUTTER.

NOTES:

1. HEATER CABLE IS NOT TO EXCEED 350 FEET MAXIMUM LENGTH PER HEATING ZONE.

2. SPLICE, TEE CONNECTION AND END TERMINATIONS SHALL BE INSTALLED PER MFG. INSTRUCTIONS.

3. INSTALLATION SHALL USE SEALANTS AND ADHESIVES RECOMMENDED BY MFG.

4. PLASTIC WIRE TIES SHALL BE ULTRA-VIOLET RESISTANT.

5. INSTALLATION SHALL USE MFG. RECOMMENDED SPLICE, POWER AND TERMINATION KITS.

6. TEST HEATER CABLE PRIOR TO INSTALLATION PER MFG. INSTRUCTIONS.

7. TEST HEATER CABLE PER MFG. INSTRUCTIONS AT TEE CONNECTIONS.

8. TEST HEATER CABLE AFTER INSTALLATION PER MFG. INSTRUCTIONS.

9. INSTALL METALLIC RACEWAY TO PROTECT ICE MELT HEATER CABLE PERPENDICULAR TO EXISTING EXTERIOR WALL. AND

ALONG EXTERIOR WALL TO EXISTING OUTLET.

NOTES 10 THROUGH 13 APPLY TO ALTERNATE ITEM #3

10. FLOOR DRAIN HEATING CABLE WILL NOT BE CONNECTED TO THE NEW ICE MELT CONTROLLER.

11. ESTABLISH A 120VAC 20 AMP, GFCI PROTECTED 30 MILLIAMP TRIP RATED CIRCUIT FOR NEW HEATER CABLE.

12. PROVIDE DISCONNECTING MEANS FOR NEW HEATER CABLE THAT IS RESTRICTED ACCESS. PREVENT PUBLIC AND

EMPLOYEES FROM DISCONNECTING.

13. PROVIDE A ELECTRO-MECHANICAL THERMOSTAT FOR ENVIRONMENTAL TEMPERATURE CONTROL. SET POINT FOR

ACTIVATION SHALL BE 32 DEGREES F.

GUTTER

DOWNSPOUT

FLOOR DRAIN FIRST FLOOR

BALCONY

REMOVE EXISTING HEAT CABLE

ALTERNATE ITEM #3

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DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

5/2 1/1

9 1 1:

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(S22)

ROCKY MTN. RESEASRCH STATION

SOUTHWEST

FORESTRY COMPLEX

FLAGSTAFF ARIZONA

ICE MELT SYSTEM

ROCKY MTN.

RESEARCH STATION

STATION HEADQUARTERS

ELECTRICAL

SCHEMATIC

5/21/2019

*.dwg

D. LIRA

D.LIRA

X.XXX

E-02

006006

TYPICAL CONTROLLER DETAIL

NOTES:

1. ALL WORK PERFORMED SHALL BE PER THE NFPA 70 LATEST EDITION AND THE MFG. INSTRUCTIONS.

2. ALL CONDUCTORS FOR LINE AND LOAD SHALL BE #8 AWG WITH A #10 AWG GROUNDING CONDUCTOR UP TO 200 FEET IN

LENGTH. GREATER THAN 200 FEET IN LENGTH THE CONTRACTOR SHALL CALCULATE THE CONDUCTOR SIZE PER NFPA 70.

3. MAXIMUM VOLTAGE DROP ALLOWED IS 3 PERCENT.

4. ALL HEATER LINE / LOAD CIRCUITS SHALL BE PROTECTED BY A 40 AMP, GFCI BREAKER WITH A 30 MILLIAMP TRIP RATING.

5. CONTRACTOR TO SUPPLY A ICE MELT SYSTEM CONTROLLER WITH A MINIMUM OF 3 SPARE ZONES.

6. MAXIMUM LENGTH OF HEATING CABLE IS 350 FEET PER ZONE.

7. CONTRACTOR TO CALCULATE ALL SUB-PANEL LOAD CALCULATIONS PER NFPA 70 AND SUBMIT AS A SUBMITTAL.

8. THE OUTDOOR TEMPERATURE SENSOR FOR THE CONTROLLER SHALL BE LOCATED ON THE NORTH SIDE OF THE BUILDING.

DO NOT ALLOW ANY SUN ON THE TEMPERATURE SENSOR.

9. THE LINE CIRCUITS CAN BE PROVIDED FROM DIFFERENT SUB-PANELS.

10. CONTRACTOR SHALL MINIMIZE THE LENGTH OF ALL LINE AND LOAD CIRCUITS FROM THE SUB-PANELS TO THE ICE MELTING

SYSTEM CONTROLLER AND FROM THE CONTROLLER TO THE HEATING CABLES.

11. CONTRACTOR SHALL PROVIDE NEMA 3R JUNCTION BOXES ON THE UNDERSIDE OF THE EVES ON THE FIRST ROOF DECK

FOR THE CONNECTIONS FROM THE HEATING CABLE CONDUCTOR TO THE #8 AWG THHN WIRE.

12. CONTRACTOR SHALL REMOVE ALL EXISTING CIRCUITS TO THE EXISTING ICE MELT SYSTEM.

13. CONTRACTOR TO UTILIZE ALL EXISTING CONDUITS AND JUNCTION BOXES OF EXISTING ICE MELT SYSTEM TO EXTERIOR OF

BUILDING IF POSSIBLE.

14. ALL BREAKERS AND CONDUCTORS SHALL BE REMOVED FROM EXISTING ICE MELT SYSTEM. IF THE EXISTING RACEWAYS

ARE NOT USED THEY SHALL BE REMOVED.

15. CAULK ALL PENETRATIONS AS PER THE RATED ASSEMBLIES THAT THE RACEWAYS PASS THROUGH.

16. TEST AND CERTIFY ICE MELT SYSTEM PER MFG. SPECIFICATIONS.

17. LOCATE THE NEW ICE MELT SYSTEM CONTROLLER IN ELECTRICAL ROOM - ROOM 200.

18. PANELS LNU213 AND LNU214 ARE LOCATED IN ROOM 200.

208VAC 40AMP HEATER CABLE ZONE 1

208VAC 40AMP HEATER CABLE ZONE 2

208VAC 40AMP HEATER CABLE ZONE 3

208VAC 40AMP HEATER CABLE ZONE 4

208VAC 40AMP HEATER CABLE ZONE 5

208VAC 40AMP HEATER CABLE ZONE 6

208VAC 40AMP HEATER CABLE ZONE 7 (SPARE)

208VAC 40AMP HEATER CABLE ZONE 8 (SPARE)

208VAC 40AMP HEATER CABLE ZONE 9 (SPARE)

ICE MELT

MULTI-CIRCUIT

ALL-CONTACTOR

DIGITAL

CONTROLLER

208VAC 40AMP LINE ZONE 1

208VAC 40AMP LINE ZONE 2

208VAC 40AMP LINE ZONE 3

208VAC 40AMP LINE ZONE 4

208VAC 40AMP LINE ZONE 5

208VAC 40AMP LINE ZONE 6

208VAC 40AMP LINE ZONE 7 (SPARE)

208VAC 40AMP LINE ZONE 8 (SPARE)

208VAC 40AMP LINE ZONE 9 (SPARE)

120VAC 20AMP LINE CONTROLLER SUPPLY

OUTDOOR TEMPERATURE SENSOR LOCATED ON NORTH SIDE OF BUILDING

DESCRIPTION OF EACH ZONE

1. ZONE 1 - NORTH WEST RADIANT EDGE.

2. ZONE 2 - NORTH WEST GUTTER AND DOWNSPOUT.

3. ZONE 3 - NORTH WEST GUTTER AND DOWN SPOUT.

4. ZONE 4 - NORTH RADIANT EDGE, VALLEY AND GUTTER.

5. ZONE 5 - SOUTH RADIANT EDGE AND VALLEY.

6. ZONE 6 - SOUTH GUTTER AND DOWNSPOUTS

7. ZONE 7 - SPARE

8. ZONE 8 - SPARE

9. ZONE 9 - SPARE

PANEL LNU213 IN ROOM 200

PANEL LNU214 IN ROOM 200

CONTRACTOR SUPPLIED HEATER CABLE ZONES

JUNCTION BOXES ARE LOCATED UNDER THE EVES OF

THE FIRST ROOF DECK.

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