Bid #D00226 - 2026 Health Department Roof Replacement - Health Department Drawings.pdf

SHEET NO.

SHEET TITLE:

NO. DATE REVISION DESCRIP.

THE INFORMATION CONTAINED

HEREIN IS OF A PROPRIETARY

NATURE AND IS SUBMITTED IN

CONFIDENCE FOR USE BY THE

CLIENTS APPROVED BY THE

ORIGINATOR OF THIS DOCUMENT

ONLY. THE USE OF THESE

DOCUMENTS FOR ANY OTHER

PROJECTS, PURPOSE, LOCATION,

PUBLICATION, REPRODUCTION OR

DISTRIBUTION IN WHOLE OR PART,

BY ANY INDIVIDUAL OR

ORGANIZATION WITHOUT WRITTEN

PERMISSION THE ORIGINATING

COMPANY IS PROHIBITED. THE

INFORMATION HEREIN REMAINS THE

PROPERTY AND ITS USE OR

DISCLOSURE TO OTHERS IS

PROHIBITED FOR ANY USE NOT

AUTHORIZED BY THE ORIGINATING

COMPANY.

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SITE MAP

LOCATION MAPDRAWING INDEX

A-1 – COVER PAGE

B-1 – ROOF PLAN

C-1 – ROOF DETAILS

C-2 – ROOF DETAILS CONT’D

D-1 – CORE IMAGES

D-2 – AERIAL IMAGE

COVER

PAGE

A-1

CITY OF STAUNTON

HEALTH DEPARTMENT

1414 N AUGUSTA ST. STAUNTON, VA 24401

ROOF REPLACEMENT PROJECT

ROOF AREAS IN PROJECT = APPROX. 10,000 SQ FT

RELEVANT CODES

2021 VIRGINIA CONTRUCTION CODE

2021 VIRGINIA EXISTING BUILDING CODE

WORK CLASSIFICATION:

ALTERATION, LEVEL 1 PER SECTION 602 OF THE VEBC

BUILDING INFO

EXPOSURE CATEGORY: C

RISK CATEGORY : IV

IMPORTANCE FACTOR: 1

DESIGN CODE: ASCE 7-17 ASD

DESIGNED WIND SPEED: 122 mph

ASBESTOS DISCLOSURE

ASBESTOS CONTAINING MATERIALS WERE FOUND IN THE

UNDERLYING BUILT UP ROOF ON THE HVAC DUCTS AND SHALL

BE PROPERLY ABATED. NO OTHER NON ASBESTOS

CONTAINING MATERIALS ARE KNOWN TO BE PRESENT ON THIS

ROOF. SHOULD THE CONTRACTOR ACCESS ANY OTHER

MATERIALS CONTAINING POTENTIAL ASBESTOS NOT INCLUDED

IN THE REPORT, THEY SHALL STOP WORK AND CONTACT THE

OWNER IMMEDIATELY.

SECTION 1

SECTION 2

SECTION 3

SECTION 4

NO. DATE REVISION DESCRIP.

THE INFORMATION CONTAINED

HEREIN IS OF A PROPRIETARY

NATURE AND IS SUBMITTED IN

CONFIDENCE FOR USE BY THE

CLIENTS APPROVED BY THE

ORIGINATOR OF THIS DOCUMENT

ONLY. THE USE OF THESE

DOCUMENTS FOR ANY OTHER

PROJECTS, PURPOSE, LOCATION,

PUBLICATION, REPRODUCTION OR

DISTRIBUTION IN WHOLE OR PART,

BY ANY INDIVIDUAL OR

ORGANIZATION WITHOUT WRITTEN

PERMISSION THE ORIGINATING

COMPANY IS PROHIBITED. THE

INFORMATION HEREIN REMAINS THE

PROPERTY AND ITS USE OR

DISCLOSURE TO OTHERS IS

PROHIBITED FOR ANY USE NOT

AUTHORIZED BY THE ORIGINATING

COMPANY.

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EQUIPMENT SUPPORT

EXHAUST FAN ON CURB

PIPE PENETRATION

INTERNAL DRAIN

VENT PENETRATION

ROOF PLAN LEGEND

SOIL STACK

HEAT STACK

HATCHHATCH

GAS LINE

VV

AHUAHU AIR HANDLING UNIT

ROOF HATCH

GENERAL NOTES

1.) IT IS THE ROOF CONTRACTOR'S RESPONSIBILITY TO FAMILIARIZE THEMSELVES WITH ALL DETAILS INVOLVED IN THE ROOFING CONTRACT AND VERIFY ALL

DIMENSIONS.

2.) ALL DRAWINGS ARE GRAPHIC REPRESENTATION OF APPROXIMATE LOCATIONS OF EXISTING AND NEW MATERIALS. IT IS THE CONTRACTOR'S

RESPONSIBILITY TO VERIFY ALL EXISTING CONDITIONS PRIOR TO COMMENCEMENT OF WORK.

3.) ROOF CONTRACTOR TO PROTECT ALL ADJACENT SURFACES NOT SCHEDULED FOR WORK AND TO REPAIR ANY DAMAGED AREAS AS A RESULT OF

CONTRACTOR WORK AT NO ADDITIONAL COST TO THE OWNER.

4.) ROOF CONTRACTOR SHALL BE RESPONSIBLE TO MAINTAIN WATER TIGHTNESS AND PROVIDE PROTECTION AT ANY/ALL OPENINGS IN THE ROOF LEFT AT THE

END OF EACH CONSTRUCTION DAY.

5.) ROOF CONTRACTOR TO VERIFY AT THE SITE THAT ALL ROOF DRAINS, GUTTERS, AND DOWNSPOUTS ARE UNPLUGGED AND CLEAR AT THE BEGINNING AND

COMPLETION OF THE PROJECT. ALL DRAINS AND DOWNSPOUTS TO BE WATER TESTED PRIOR TO COMMENCING ROOF WORK AND UPONG COMPLETION OF NEW

ROOFING WORK.

6.) ROOF CONTRACTOR TO REMOVE ANY OBSTACLES DURING ROOF INSTALL AND REINSTALL AFTER NEW ROOFING HAS BEEN COMPLETED.

7.) CONTRACTOR SHALL NOT STORE OR STOCKPILE DEMOLISHED MATERIALS ON THE ROOF DURING CONSTRUCTION.

8.) THE JOB SITE SHALL BE MAINTAINED IN A REASONABLY NEAT AND ORDERLY CONDITION AND KEPT FREE FROM ACCUMULATIONS OF WASTE MATERIALS AND

RUBBISH DURING THE ENTIRE CONSTRUCTION PERIOD.

9.) CONTRACTOR SHALL FIELD VERIFY ALL DIMENSIONS, CONDITIONS AND QUANTITIES.

10.) ALL CONTRACTORS, BOTH PRIME AND SUB, SHALL COORDINATE THEIR WORK WITH ALL ADJACENT WORK AND SHALL COOPERATE WITH ALL OTHER TRADES

SO AS TO FACILITATE THE GENERAL PROGRESS OF THE WORK, AND TO AVOID CONFLICT. NO COMPENSATION WILL BE GIVEN FOR FAILURE OF CONTRACTOR TO

COORDINATE THEIR CONTRACT WORK WITH ADJACENT TRADES.

11.) THE DRAWINGS SHOWN, COVERING EXISTING CONDITIONS, HAVE BEEN PREPARED FROM THE BEST INFORMATION AVAILABLE. ACTUAL CONDITIONS MAY

VARY.

12.) PROVIDE TEMPORARY WEATHER PROTECION DURING INTERVAL BETWEEN REMOVAL OF EXISTING ITEMS AND INSTALLATION OF NEW ITEMS TO INSURE

THAT NO WATER LEAKAGE OR DAMAGE OCCURS TO THE EXISTING STRUCTURE OR BUILDING INTERIOR.

13.) THE FULL SPECIFICATION AND DRAWING SET TO BE KEPT ON-SITE, HARDCOPY OR DIGITAL, THROUGHOUT THE PROJECT.

14.) ROOF CONTRACTOR TO REMOVE ALL UNUSED PENETRATIONS AND ROOFTOP EQUIPMENT AS NEEDED AND TO BE COORDINATED WITH THE OWNER.

15.) ROOF CONTRACTOR IS RESPONSIBLE FOR IDENTIFYING, AND AVOIDING DAMAGE TO ALL EXISTING CONDUIT BENEATH DECKING.

DRAWING REFERENCE NOTES

NEW WALKPAD LOCATION1

SITE MAP

CORE ANALYSIS

• BALLASTED EPDM

• 1" POLYISO INSULATION

• SMOOTH CTP BUILT UP ROOF

• 2" XPS INSULATION

• CONCRETE DECK

SCOPE OF WORK:

A. REMOVE AND DISPOSE OF ALL EXISTING ROOF SYSTEMS TO THE CONCRETE DECK.

B. RAISE AND OR RELOCATE CURBS, EQUIPMENT SUPPORTS, PLUMBING STACKS, HEAT STACKS, UTILITY LINES, ROOF HATCHES, AND PERIMETER BLOCKING TO PROVIDE SUFFICIENT FLASHING

HEIGHT TO MEET MANUFACTURER’S REQUIREMENTS AND ACCOMMODATE NEW INSULATION THICKNESSES.

C. INSTALL NEW R30 AVERAGE ¼” TAPERED POLYISOCYANURATE INSULATION IN INSULATION ADHESIVE. INSTALL 4'X4' TAPERED SUMPS AT ALL DRAIN LOCATIONS.

D. INSTALL ½” GYPSUM COVER BOARDS IN INSULATION ADHESIVE.

E. INSTALL NEW RETROFIT DRAINS AT ALL DRAIN LOCATIONS.

F. INSTALL NEW CANT STRIPS AT ALL 90 DEGREE TRANSITIONS.

G. INSTALL NEW TORCH APPLIED 2-PLY MODIFIED BITUMEN BASE SHEETS AND MINERAL SURFACE CAP SHEETS.

H. AT ALL CANOPY ROOFS INSTALL COVER BOARDS DIRECTLY TO THE EXISTING ROOF DECK.

I. INSTALL NEW TORCH APPLIED 2-PLY MODIFIED BITUMEN FLASHINGS WITH MINERAL SURFACE CAP SHEETS.

J. INSTALL NEW SHOP FABRICATED 24 GA METAL COUNTERFLASHING OVER ALL TERMINATIONS.

K. INSTALL NEW SHOP FABRICATED 24 GA METAL COPING CAP OVER ALL PARAPET WALLS. OWNER’S CHOICE OF STANDARD COLORS. WOOD BLOCKING TO BE ADDED AS NECESSARY TO PROVIDE A

SOUND SUBSTRATE FOR NEW COPING CAPS.

L. REPLACE ALL METAL FASCIA WITH NEW 24 GA SHOP FABRICATED METAL. COLOR TO MATCH NEW COPING CAPS.

M. COAT ALL DRAIN SUMP AREAS WITH BLEED BLOCKER AND TWO COATS OF SILICONE ROOF COATING.

N. REMOVE ALL ROOFING MATERIALS FROM HVAC DUCTS TO THE METAL SUBSTRATE. TERMINATE NEW 2 PLY FLASHINGS 8" ABOVE THE ROOF FIELD WITH T BAR AND SURFACE MOUNTED COUNTER

FLASHING. WRAP ALL HVAC DUCTS WITH NEW 60 MIL EPDM FULLY ADHERED. STRIP IN NEW EPDM TO SURFACE MOUNTED COUNTERFLASHING WITH 6" COVERSTRIP.

O. REPLACE ALL EXPOSED SEALANT JOINTS ACROSS THE ROOF SURFACE AT TRANSITION JOINTS, HVAC CURBS AND DUCTS, AND ALL WALL PENETRATIONS.

WOOD BLOCKING

ROOF SECTIONS IDENTIFICATION

SKYLIGHT SKYLIGHTSKYLIGHTSKYLIGHT

W WALK PAD

F

B-1

ROOF PLAN

UPLIFT ZONE WIDTHS

ZONE 1 ZONE 2 ZONE 3

NA NA NA

NOT TO SCALE

ROOF PLAN

NO. DATE REVISION DESCRIP.

THE INFORMATION CONTAINED

HEREIN IS OF A PROPRIETARY

NATURE AND IS SUBMITTED IN

CONFIDENCE FOR USE BY THE

CLIENTS APPROVED BY THE

ORIGINATOR OF THIS DOCUMENT

ONLY. THE USE OF THESE

DOCUMENTS FOR ANY OTHER

PROJECTS, PURPOSE, LOCATION,

PUBLICATION, REPRODUCTION OR

DISTRIBUTION IN WHOLE OR PART,

BY ANY INDIVIDUAL OR

ORGANIZATION WITHOUT WRITTEN

PERMISSION THE ORIGINATING

COMPANY IS PROHIBITED. THE

INFORMATION HEREIN REMAINS THE

PROPERTY AND ITS USE OR

DISCLOSURE TO OTHERS IS

PROHIBITED FOR ANY USE NOT

AUTHORIZED BY THE ORIGINATING

COMPANY.

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ROOF DETAILS

C-1

ACTIVE FAN DETAIL

PARAPET WITH COPING CAP DETAIL

PITCH POCKET DETAIL

C-1

C-1

C-1

C-1

C-1

C-1

WALL FLASHING DETAIL AT METAL PANELS

RETROFIT DRAIN DETAIL

C-1

C-1

C-1

C-1

GUTTER EDGE DETAIL7

C-1

C-1

CURB DETAIL4

C-1

C-1

LIQUID FLASHING DETAIL8

C-1

C-1

ROOF HATCH DETAIL9

C-1

C-1

NOT TO SCALENOT TO SCALE

NOT TO SCALENOT TO SCALE

NOTE:

1. INSTALL 4'X4' TAPERED SUMPS

AT ALL DRAIN LOCATIONS.

36" MAX

NO. DATE REVISION DESCRIP.

THE INFORMATION CONTAINED

HEREIN IS OF A PROPRIETARY

NATURE AND IS SUBMITTED IN

CONFIDENCE FOR USE BY THE

CLIENTS APPROVED BY THE

ORIGINATOR OF THIS DOCUMENT

ONLY. THE USE OF THESE

DOCUMENTS FOR ANY OTHER

PROJECTS, PURPOSE, LOCATION,

PUBLICATION, REPRODUCTION OR

DISTRIBUTION IN WHOLE OR PART,

BY ANY INDIVIDUAL OR

ORGANIZATION WITHOUT WRITTEN

PERMISSION THE ORIGINATING

COMPANY IS PROHIBITED. THE

INFORMATION HEREIN REMAINS THE

PROPERTY AND ITS USE OR

DISCLOSURE TO OTHERS IS

PROHIBITED FOR ANY USE NOT

AUTHORIZED BY THE ORIGINATING

COMPANY.

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ROOF DETAILS

C-2

TYPICAL ROOF FINISH

-8 ADHESIVE RIBBONS PER 4'X8' BOARD

-¾” THICK

-EQUALLY SPACED AT 12" O.C. (TYP.)

TYPICAL ZONE 1, 2, AND 3 INSULATION ADHESIVE PATTERN:

12" O.C. PER 4'X8' BOARD

ADHESIVE RIBBON ENALRGED FOR CLARITY

-4 ADHESIVE RIBBONS PER 4'X4' BOARD

-¾” THICK

-EQUALLY SPACED AT 12" O.C. (TYP.)

TYPICAL ZONE 1, 2, AND 3 INSULATION ADHESIVE PATTERN:

12" O.C. PER 4'X4' BOARD

ADHESIVE RIBBON ENALRGED FOR CLARITY

-4 ADHESIVE RIBBONS PER 4'X4' BOARD

-¾” THICK

-EQUALLY SPACED AT 12" O.C. (TYP.)

TYPICAL ZONE 1, 2, AND 3 INSULATION ADHESIVE PATTERN:

12" O.C. PER 4'X4' BOARD

ADHESIVE RIBBON ENALRGED FOR CLARITY

NO. DATE REVISION DESCRIP.

THE INFORMATION CONTAINED

HEREIN IS OF A PROPRIETARY

NATURE AND IS SUBMITTED IN

CONFIDENCE FOR USE BY THE

CLIENTS APPROVED BY THE

ORIGINATOR OF THIS DOCUMENT

ONLY. THE USE OF THESE

DOCUMENTS FOR ANY OTHER

PROJECTS, PURPOSE, LOCATION,

PUBLICATION, REPRODUCTION OR

DISTRIBUTION IN WHOLE OR PART,

BY ANY INDIVIDUAL OR

ORGANIZATION WITHOUT WRITTEN

PERMISSION THE ORIGINATING

COMPANY IS PROHIBITED. THE

INFORMATION HEREIN REMAINS THE

PROPERTY AND ITS USE OR

DISCLOSURE TO OTHERS IS

PROHIBITED FOR ANY USE NOT

AUTHORIZED BY THE ORIGINATING

COMPANY.

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ROOF DETAILS

C-3

MASTIC AND 6"

WIDE MESH

MASTIC AND 6"

WIDE MESH

INSIDE CORNER FLASHING DETAILC-2

OUTSIDE CORNER FLASHING DETAILC-2

NO. DATE REVISION DESCRIP.

THE INFORMATION CONTAINED

HEREIN IS OF A PROPRIETARY

NATURE AND IS SUBMITTED IN

CONFIDENCE FOR USE BY THE

CLIENTS APPROVED BY THE

ORIGINATOR OF THIS DOCUMENT

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DOCUMENTS FOR ANY OTHER

PROJECTS, PURPOSE, LOCATION,

PUBLICATION, REPRODUCTION OR

DISTRIBUTION IN WHOLE OR PART,

BY ANY INDIVIDUAL OR

ORGANIZATION WITHOUT WRITTEN

PERMISSION THE ORIGINATING

COMPANY IS PROHIBITED. THE

INFORMATION HEREIN REMAINS THE

PROPERTY AND ITS USE OR

DISCLOSURE TO OTHERS IS

PROHIBITED FOR ANY USE NOT

AUTHORIZED BY THE ORIGINATING

COMPANY.

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TAPER

LAYOUT

C-4

NOTES:

1. MAIN ROOF AREA REQUIRES A 3" BASE LAYER AND 0.5" TAPER START.

2. PENTHOUSE ROOF HAS NO BASE LAYER.

3. CANOP ROOF TO RECEIVE ONLY ½” COVERBOARD.

NO. DATE REVISION DESCRIP.

THE INFORMATION CONTAINED

HEREIN IS OF A PROPRIETARY

NATURE AND IS SUBMITTED IN

CONFIDENCE FOR USE BY THE

CLIENTS APPROVED BY THE

ORIGINATOR OF THIS DOCUMENT

ONLY. THE USE OF THESE

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PROJECTS, PURPOSE, LOCATION,

PUBLICATION, REPRODUCTION OR

DISTRIBUTION IN WHOLE OR PART,

BY ANY INDIVIDUAL OR

ORGANIZATION WITHOUT WRITTEN

PERMISSION THE ORIGINATING

COMPANY IS PROHIBITED. THE

INFORMATION HEREIN REMAINS THE

PROPERTY AND ITS USE OR

DISCLOSURE TO OTHERS IS

PROHIBITED FOR ANY USE NOT

AUTHORIZED BY THE ORIGINATING

COMPANY.

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CORE IMAGES

D-1

ROOF FIELD CORES

HVAD DUCT CORES (location of identified asbestos)

= CORE LOCATIONS

PARAPET WALL CORE

NO. DATE REVISION DESCRIP.

THE INFORMATION CONTAINED

HEREIN IS OF A PROPRIETARY

NATURE AND IS SUBMITTED IN

CONFIDENCE FOR USE BY THE

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COMPANY IS PROHIBITED. THE

INFORMATION HEREIN REMAINS THE

PROPERTY AND ITS USE OR

DISCLOSURE TO OTHERS IS

PROHIBITED FOR ANY USE NOT

AUTHORIZED BY THE ORIGINATING

COMPANY.

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AERIAL IMAGE

D-2