A22 - REFERENCE - Repair Annex Roof.pdf

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CLOCK TOWER ANNEX

ROCK ISLAND, IL

ANNEX ROOF REPAIR

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Solicitation:

Contract:

of Engineers

US Army Corps fi

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P R fiof Engineers

US Army Corps of Engineers

US Army Corps

P R

O J E

C T C

O D

E

November 2011

FINAL

SCOPE OF WORK

GENERAL NOTES

TITLE OF DRAWING

SHEET

NO.

INDEX OF DRAWINGS

G-002

G-003

ARCHITECTURAL

A-101

A-102

A-103

SHEET

REF. NO.

GENERAL

A-104

G-001 COVER SHEET

SITE PLAN

LOCATION MAPS NO SCALE

LOCATION MAPS, INDEX, SCOPE, & GENERAL NOTES

ISLAND

ROCK

MILES

IOWA

ILLINOIS

MISSOURI

I N

D I A

N A

DAVENPORT MOLINE

CHICAGO

ST. LOUIS

WISCONSIN

KENTUCKY

BETTENDORF

LOCATION

PROJECT

VICINITY MAP

LOCATION

PROJECT

EXISTING CLOCK TOWER ANNEX ROOF PLAN - SOUTH

8 A-401

9 A-501

EXISTING CLOCK TOWER ANNEX ROOF PLAN - NORTH

CLOCK TOWER ANNEX ROOF REPAIR PLAN - SOUTH

CLOCK TOWER ANNEX ROOF REPAIR PLAN - NORTH

OPTION 1: CROSSOVER ROOF REPAIR PLAN

10 A-502 DETAILS

EXISTING CLOCK TOWER ANNEX ROOF PHOTOGRAPHS

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SEE SPECIFICATION SECTION 00 73 05 FOR SCOPE OF WORK NOTES CONCERNING BASE BID AND OPTION.1.

/1

/2

6. SEE SPECIFICATIONS SECTION 00 73 05 COORDINATION WITH OTHERS PARAGRAPH.

MATERIAL OR OTHER HAZARDOUS MATERIAL IS DISCOVERED DURING THE PROJECT.

5. CONTRACTOR SHALL STOP WORK IMMEDIATELY AND CONTACT THE C.O.R. IF ANY SUSPECTED ASBESTOS CONTAINING

AND SHALL BE VERIFIED BY THE CONTRACTOR ON-SITE.

4. ALL DIMENSIONS, EQUIPMENT LOCATIONS, AND SIZES OF EXISTING MATERIALS ARE TO BE CONSIDERED APPROXIMATE

SCHEDULED IN ADVANCE WITH THE FACILITY SPECIALIST.

AND THE EXTENT OF ALL OBSTACLES AND/OR CONDITIONS AFFECTING THE WORK. SITE VISITS SHALL BE

3. BIDDERS ARE ENCOURAGED TO VISIT THE PROJECT LOCATION TO FIELD VERIFY THE EXISTING CONDITIONS

OUT OF THE WORK ZONE AS INDICATED ON THE SITE PLAN.

2. CONTRACTOR SHALL PROVIDE TEMPORARY BARRIERS AND SIGNAGE TO KEEP NON-CONSTRUCTION PERSONNEL

ON THE SITE PLAN AND SHALL BE RETURNED TO THEIR PRE- CONSTRUCTION STATE.

1. CONTRACTOR STAGING AND STORAGE AND PARKING WILL BE PERMITTED IN THE AREAS DESIGNATED

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US Army Corps of Engineers

US Army Corps

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US Army Corps

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NO SCALE

NOTES

10" X 14" LAMINATED PLASTIC SIGN

TYP. SIGNSITE PLAN

(N O W

O R

K R

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B U

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IN

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WORKS IS OCCURRING.

ACTUALLY OCCURRING ON THE DAYS

OF THE BUILDING WHERE WORK IS

GROUND LEVEL AT THOSE SECTIONS

BUILDING. THIS IS REQUIRED AT THE

POSTS TO KEEP PEOPLE AWAY FROM

TEMPORARY CONSTRUCTION TAPE ON

DURING THE CONSTRUCTION, PROVIDE

PARKING

CONTRACTOR

10’ TYP.

ANNEX

BUI

LDI

NG

BASE

BI

D

OPTION 1

CROSSOVER BUILDING -

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BARRIER SYSTEM NEAR EXITS.

4. CONTRACTOR SHALL PROVIDE OPENINGS IN TEMPORARY

EGRESS AND ACCESSIBILITY TO THE DOORS.

WORK SHALL BE REPAIRED BY THE CONTRACTOR. MAINTAIN

INSTALLATION OF THE BARRIER SYSTEM OR CONSTRUCTION

3. ANY DAMAGE TO THE GROUNDS OR PAVEMENT DUE TO

AT THE UPPER PORTION OF POSTS EVERY 20’ FEET.

SHOWN ON THE PLAN. MOUNT A SIGN AS SHOWN BELOW

THE BARRIERS AT DISTANCES FROM THE BUILDING AS

WORK ZONE AS INDICATED ON THE SITE PLAN. INSTALL

TO KEEP NON-CONSTRUCTION PERSONNEL OUT OF THE

CONSTRUCTION TAPE ON POSTS AS BARRIERS

2. CONTRACTOR SHALL PROVIDE TEMPORARY

STATE.

AND SHALL BE RETURNED TO ITS PRE-CONSTRUCTION

AREAS WILL BE PERMITTED IN THE AREA DESIGNATED

1. CONTRACTOR STAGING AND PARKING, AND STORAGE

STAGING AREAS

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US Army Corps

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2 3

NOT IN CONTRACT

NO WORK REQUIRED,

LOWER ROOF,

EXISTING CLOCK TOWER ANNEX ROOF PLAN - SOUTH 10 100

SCALE: 1"= 10’

L E G E N D : K E Y N O T E S :

G E N E R A L N O T E S :

SEE SHEET A-501 FOR PHOTOS

PHOTOGRAPH VANTAGE POINT,

PIPE VENT, FLUE OR CONDUIT

ROOF DRAIN

ROOF MEMBRANE WALK PADS

SKYLIGHT STRUCTURE

EQUIPMENT RAILS

GOOSENECK VENT TO REMAIN

EXHAUST FAN TO REMAIN

M A T C H

L I N E

S E E

S H E E T

A

RD

GRADE ELEVATION IS APPROXIMATELY 572.5’3.

SHOWN. ALL SHALL REMAIN IN SERVICE DURING COURSE OF CONSTRUCTION.

NOT ALL PIPES, CONDUITS, WIRES, HOSES, AND OTHER ELEMENTS ARE 2.

SEE SHEET A-501 FOR PHOTOGRAPHS REFERENCED ON THIS SHEET.1.

SMALL SATELLITE DISH TO REMAIN9

STEEL BEAM SUPPORTING ELEVATED CONCRETE PAD8

EXISTING LADDER TO REMAIN7

BELOW.

SATELLITE DISH ON ELEVATED CONCRETE PAD - ROOFING MEMBRANE EXTENDS 6

ROOF SADDLES, TYPICAL5

ROOF MEMBRANE EXPANSION JOINT4

GLAZING BELOW3

TOP OF PARAPET EL. = 601.82’ +/-.

EXISTING PREFINISHED SHEET METAL OVER COPING STONES OF PARAPET. 2

REMAIN. TOP OF ROOF EL. = 598.08 (VARIES)

EXISTING 0.060 CARLISLE EPDM MEMBRANE ROOF ON A LOW-SLOPE ROOF TO 1

C T P

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US Army Corps of Engineers

US Army Corps

P R

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EXISTING CLOCK TOWER ANNEX ROOF PLAN - NORTH 10 100

SCALE: 1"= 10’

L E G E N D :K E Y N O T E S :

G E N E R A L N O T E S :

SEE SHEET A-501 FOR PHOTOS

PHOTOGRAPH VANTAGE POINT,

PIPE VENT, FLUE OR CONDUIT

ROOF DRAIN

ROOF MEMBRANE WALK PADS

SKYLIGHT STRUCTURE

EQUIPMENT RAILS

GOOSENECK VENT TO REMAIN

EXHAUST FAN TO REMAIN

M A T C H

L I N E

S E E

S H E E T

A

NOT IN CONTRACT

LOWER ROOF

BUILDING

CROSS-OVER

OPTION 1:

RD

A-102 A-502

TYPICAL

3. TOP OF ADJACENT GRADE ELEVATION = 574.0’ (VARIES).

SHOWN. ALL SHALL REMAIN IN SERVICE DURING COURSE OF CONSTRUCTION.

NOT ALL PIPES, CONDUITS, WIRES, HOSES, AND OTHER ELEMENTS ARE 2.

SEE SHEET A-501 FOR PHOTOGRAPHS REFERENCED ON THIS SHEET.1.

C T P

T

A S S

H O

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EXISTING LADDER TO REMAIN8

ROOF SADDLES, TYPICAL7

SCUPPER AND DOWNSPOUT6

595.81 (APPROX.).

CROSSOVER BUILDING; BALLASTED EPDM ROOF. TOP OF ROOF ELEV. = 5

ROOF MEMBRANE EXPANSION JOINT4

(APPROX.).

COPING STONES OVER MASONRY WALL. TOP OF PARAPET EL.=587.9’ 3

OF PARAPET ELEV. = 591.44’ (APPROX.).

EXISTING PREFINISHED SHEET METAL OVER COPING STONES OF PARAPET. TOP 2

REMAIN. HIGH POINT OF BARREL ROOF ELEV. = 595.81’ (APPROX.)

EXISTING 0.060 FIRESTONE EPDM MEMBRANE ROOF ON A BARREL ROOF TO 1

/1

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US Army Corps of Engineers

US Army Corps

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A-103

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NOT IN CONTRACT

NO WORK REQUIRED,

LOWER ROOF,

10 100

SCALE: 1"= 10’

L E G E N D : K E Y N O T E S :

G E N E R A L N O T E S :

M A T C H

L I N E

S E E

S H E E T

A

10’-8"

"2 160’-3

"4 3255’-0

CLOCK TOWER ANNEX ROOF REPAIR PLAN - SOUTH

R O

O F R

E P

A

IR

P

L A

N

C L

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XPIPE VENT, FLUE OR CONDUIT

ROOF DRAIN

ROOF MEMBRANE WALK PADS

SKYLIGHT STRUCTURE

EQUIPMENT RAILS

GOOSENECK VENT TO REMAIN

EXHAUST FAN TO REMAIN

RD

SHOWN. ALL SHALL REMAIN IN SERVICE DURING COURSE OF CONSTRUCTION.

NOT ALL PIPES, CONDUITS, WIRES, HOSES, AND OTHER ELEMENTS ARE 1.

APPROVED FLASHING DETAIL

REPLACE FLASHING UP FLUE AND PIPE PENETRATION WITH A MANUFACTURER�S 2

READHERE TO ROOF FOLLOWING COVER STRIP INSTALLATION.

TEMPORARILY REMOVE WALKPADS AS REQUIRED TO COVER SEAMS.

COUNTERFLASHING IS TO REMAIN, EXCEPT WHERE NOTED OTHERWISE.

EXTEND COVER STRIP UP FLASHING TO COUNTERFLASHING. MASONRY WALL

STRUCTURES, AND MASONRY WALLS, WHERE COUNTERFLASHING IS TO REMAIN,

LIP OF COPING. AT VERTICAL SEAMS OF EQUIPMENT CURBS, SKYLIGHT

EXTEND COVER STRIP VERTICALLY UP FLASHING TO UNDERSIDE OF PROJECTING

LINEAL FEET IN THE UPPER LOW SLOPE ROOF). AT PARAPET WALL SEAMS:

SELF-ADHERING COVER STRIP TO COVER ALL SEAMS ( APPROXIMATELY 3640

PROVIDE ROOFING MANUFACTURER�S RECOMMENDED 6� TO 12� WIDE 1

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A P

P R fiof Engineers

US Army Corps of Engineers

US Army Corps

P R

O J E

C T C

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RD RD

RD

RIDGE

RD

RDRD

RD RD

RIDGE

RIDGE

RD

RD

RD

RD

RD RD

RD

RIDGE

RD

RDRD

RD RD

RIDGE

RIDGE

RD

RD

A N

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2 2

10 100

SCALE: 1"= 10’

L E G E N D :K E Y N O T E S :

G E N E R A L N O T E S :

M A T C H

L I N E

S E E

S H E E T

A

NOT IN CONTRACT

LOWER ROOF

BUILDING

CROSS-OVER

CLOCK TOWER ANNEX ROOF REPAIR PLAN - NORTH

R O

O F R

E P

A

IR

P

L A

N

C L

O C

K T

O W

E R A

N N

E X

PIPE VENT, FLUE OR CONDUIT

ROOF DRAIN

ROOF MEMBRANE WALK PADS

SKYLIGHT STRUCTURE

EQUIPMENT RAILS

GOOSENECK VENT TO REMAIN

EXHAUST FAN TO REMAIN

110’-0" 112’-0"

"2 125’-10

54’-6"

10’-0" 10’-0" 5’-0" 5’-0" 37’-0" 34’-0"

7’-0"12’-0" 26’-0"

2 TYP.

TYP.

INSTALL SEALANT IN GAPS OF MORTAR IN MASONRY.4

REPLACE WITH NEW BACKER ROD AND SEALANT.

REMOVE SEALANT AND BACKER ROD IN MASONRY EXPANSION JOINT AND 3

REQUIREMENTS. SEE DETAIL 1 ON SHEET A-502. REUSE EXISTING ROOF DRAINS.

CONSTRUCTION SHALL BE IN CONFORMANCE WITH ROOFING MANUFACTURER

PLY, FULLY ADHERED, ROOFING MEMBRANE TO MATCH THE EXISTING.

MAINTAIN EXISTING TAPERED INSULATION SLOPE, AND PROVIDE A NEW SINGLE

INSULATION. REPLACE WITH NEW TAPERED INSULATION AS REQUIRED TO

REQUIRED THE SINGLE PLY ROOFING MEMBRANE AND DAMAGED TAPERED

AT BARREL ROOF GUTTER AND SADDLE AREAS INDICATED, REMOVE AS 2

WHERE NOTED OTHERWISE.

COUNTERFLASHING. MASONRY WALL COUNTERFLASHING IS TO REMAIN, EXCEPT

COUNTERFLASHING IS TO REMAIN, EXTEND COVER STRIP UP FLASHING TO

OF EQUIPMENT CURBS, SKYLIGHT STRUCTURES, AND MASONRY WALLS, WHERE

FLASHING TO UNDERSIDE OF PROJECTING LIP OF COPING. AT VERTICAL SEAMS

ROOF.) AT PARAPET WALL SEAMS: EXTEND COVER STRIP VERTICALLY UP

REPAIRS, AND APPROXIMATELY 3640 LINEAL FEET IN THE UPPER LOW SLOPE

LINEAL FEET IN THE LOWER BARREL ROOF, NOT INCLUDING THE GUTTER

SELF-ADHERING COVER STRIP TO COVER ALL SEAMS (APPROXIMATELY 1460

PROVIDE ROOFING MANUFACTURER�S RECOMMENDED 6� TO 12� WIDE 1

RD

A-104 A-502

TYPICAL

SHOWN. ALL SHALL REMAIN IN SERVICE DURING COURSE OF CONSTRUCTION.

NOT ALL PIPES, CONDUITS, WIRES, HOSES, AND OTHER ELEMENTS ARE 1.

32’-0"

33’-0"10’-0"

2’-0" 2’-0"

10’-0"

20’-0" 10’-0"

STEP FLASHING

TYPICAL FOR ALL

SHEET A-501,

SEE NOTE 4 ON

STEP FLASHING

TYPICAL FOR ALL

SHEET A-501,

SEE NOTE 4 ON

STEP FLASHING

TYPICAL FOR ALL

SHEET A-501,

SEE NOTE 4 ON

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CROSSOVER BUILDING ROOF,

OPTION 1,

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US Army Corps of Engineers

US Army Corps

P R

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1 ¾" –

ANCHOR CLEAT TO MORTAR JOINT.

PREFINISH METAL COPING.

EPOXY ANCHOR @ 2’-0" O.C. MIN.

FLUSH WITH STONE COPING

PROVIDE FIBERBOARD TO

V A

R

IE

S

T O

RIGID INSULATION

REMOVE EXISTING

TO REMAIN

METAL DECK

COPING

STONE

TOP OF

COPING TO REMAIN

EXISTING STONE

TO REMAIN

MASONRY

EXISTING

COPING

STONE

BOTTOM

RECOMMENDATION DETAIL

PARAPET PER MANUFACTURER’S

SYSTEM, EXTEND OVER TOP OF

EPDM ROOFING MEMBRANE

NEW FULLY-ADHERED SINGLE PLY

NEW TAPERED POLYISOCYANORATE INSULATION

A N

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C K I S

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K E Y N O T E S :

BUILDING

CROSS-OVER

O F R

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A

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P

L A

N

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T

IO

N C

R O

S S

O V

E R

TYP.

TYP.

8 80 16

"= 1’-0’’8

1SCALE:

OPTION 1: CROSSOVER ROOF REPAIR PLAN

OPTION 1: TYPICAL CROSSOVER BUILDING PARAPET DETAIL

TYPICAL

SLOPE DOWN,

TYP.

SHEET METAL COUNTERFLASHING.

REPLACE EXISTING COUNTERFLASHING WITH NEW PREFINISHED GALVANIZED 7

MANUFACTURER’S RECOMMENDATIONS.

NEW MEMBRANE TO SCUPPER SO AS TO MATCH EXISTING AND ROOFING

EXPANSION JOINTS TO REMAIN. RE-USE EXISTING METAL CAPS. FLASH 6

METAL SCUPPERS AND DOWNSPOUTS ARE TO REMAIN.5

WALK PADS.

PROVIDE NEW 30� x 30� EPDM ROOF MANUFACTURER�S RECOMMENDED ROOF 4

MATCH COPING ON ANNEX PARAPETS.

NEW PREFINISHED METAL COPING OVER EXISTING STONE COPING. COLOR TO 3

" PER FOOT. 4

1DIRECTION; MINIMUM SLOPE IS

EPDM ROOF MEMBRANE. ARROWS ON DRAWING INDICATE ROOF DRAINAGE SLOPE

ADHERED EPDM ROOFING SYSTEM AND THE SPECIFICATIONS. INSTALL A WHITE

ACCORDANCE WITH ROOFING MANUFACTURER�S REQUIREMENTS FOR A FULLY

AVERAGE). MECHANICALLY FASTEN THE INSULATION TO THE METAL DECK IN

PROVIDE NEW TAPERED POLYISOCYANURATE RIGID INSULATION (R-30 2

BACK TO ROOF DECK.

REMOVE THE STONE AND SINGLE PLY EPDM ROOF MEMBRANE AND INSULATION 1

C T P

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E X

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IN

G C

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PHOTO 1:

LOW SLOPE ROOF LOOKING NORTH

PHOTO 2:

LOW SLOPE ROOF LOOKING SOUTH

PHOTO 3:

LOW SLOPE ROOF LOOKING SOUTH

PHOTO 4:

LOW SLOPE ROOF LOOKING NORTH

PHOTO 8:PHOTO 6: PHOTO 7:PHOTO 5:

PHOTO 9: PHOTO 10: PHOTO 11:

BARREL ROOF AT WALL LOOKING WEST BARREL VAULT LOOKING NORTH BARREL ROOF LOOKING NORTH BARREL ROOF MEETS MASONRY WALL

BARREL ROOF MEETS MASONRY WALL OPTION 1: BALLASTED ROOF LOOKING EAST OPTION 1: BALLASTED ROOF LOOKING WEST

NOTES:

4 4 5

METAL SCUPPER TO REMAIN.7

REPLACE COUNTERFLASHING WITH NEW COUNTERFLASHING.6

SPACE BETWEEN STONE AND SHEET METAL COPING (12" –).

BETWEEN STONE COPING AND BRICK (4" –). APPLY SEALANT TO

WITH NEW SEALANT AND BACKERROD. FILL VOIDS IN MORTAR

REMOVE SEALANT FROM MASONRY EXPANSION JOINT AND REPLACE 5

TYPICAL AT ALL STEP FLASHING.

VERTICAL SIDES OF TERM. BARS. REPLACE WITH NEW SEALANT.

REMOVE SEALANT FROM VERTICAL ENDS OF STEPFLASING AND 4

COUNTERFLASHING TO BE REPLACED3

ACCESS LADDER TO PAVEMENT2

SKYLIGHT STRUCTURES TO REMAIN.1

C T P

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US Army Corps of Engineers

US Army Corps

P R

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US Army Corps of Engineers

US Army Corps

P R

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MEMBRANE REMOVAL

OR IF DAMAGED BY EPDM

WITH NEW IF DETERIORATED

REPLACE WOOD FIBERBOARD

RECOMMENDATION

DRAINS PER MANUFACT.

INTO EXISTING ROOF

REPLACEMENT. INSTALL

FOLLOWING INSULATION

RECOMMENDATION

PER MANUFACTURER’S

REPAIR EPDM MEMBRANE

EXISTING

TO MATCH

DECKING AS REQUIRED

INSULATION AND/OR

REPLACE DETERIORATED

TO REMAIN

CONSTRUCTION

EXISTING ROOF

ROOF MEMBRANE

IF REQUIRED TO REPAIR

REMOVE AND REINSTALL

TO REMAIN. TEMPORARILY

EXISTING METAL COPING

SADDLE SLOPE.

MATCH EXISTING

RECOMMENDATION.

ROOF MANUFACTURER

ICALLY ATTACH PER

INSULATION. MECHAN-

TAPERED RIGID

POLYISOCYANURATE

NEW SADDLE INSUL. OF

INSULATION. PROVIDE

DETERIORATED

REMOVE EXISTING

THICKNESS.

PLYWOOD OF MATCHING

WITH NEW PRESSURE-TREATED

NOTIFY COR AND REPLACE IT

WOOD DECKING IS DISCOVERED,

TO REMAIN. IF DETERIORATED

EXISTING WOOD DECKING

A N

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TYPICAL SADDLE REPAIR DETAIL 1 10 2

SCALE: 1’’= 1’-0’’A-104 A-502

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