Addendum No. 2 complete.pdf

Addendum No. 2 Contract No. V-EAS-22060-M

ADDENDUM NO. 2

MARYLAND DEPARTMENT OF TRANSPORTATION

MOTOR VEHICLE ADMINISTRATION

CONTRACT NO. V-EAS-22060-M

Roof Replacement at MDOT MVA Easton Branch

July 26, 2022

This Addendum is hereby made part of the contract specifications on which the Contractor shall bid, and is issued to modify, explain or correct the original specifications. All bidders shall acknowledge receipt of this Addendum on the Acknowledgement of Receipt form. It is understood that all bids submitted in response to V-EAS-22060-M, will be presumed to be based upon full knowledge of the contents of Addendum No. 2.

1. Revisions to IFB

Please find attached, revisions to the Technical Specifications and Drawings.

2. Additional Site Visit

An additional site visit will be conducted on Monday, August 1, 2022 @ 10:00AM (Local Time).

Attendance at one of the site visits is mandatory.

3. Revised Question Due Date

The current Questions Due Date of July 22, 2022 has been changed to August 2, 2022 @10:00AM

(Local Time).

4. Revised Bid Due Date

The current Bid Due Date of August 5, 2022 has been changed to August 9, 2022 @ 2:00PM

(Local Time)

***END OF ADDENDUM NO. 2***

Addendum No. 2 Contract No. V-EAS-22060-M

ADDENDUM NO. 2

MARYLAND DEPARTMENT OF TRANSPORTATION

MOTOR VEHICLE ADMINISTRATION

CONTRACT NO. V-EAS-22060-M

Roof Replacement at MDOT MVA Easton Branch

ACKNOWLEDGEMENT OF RECEIPT

The undersigned acknowledges that Addendum No. 2 dated July 26, 2022, to Maryland

Department of Transportation Maryland Motor Vehicle Administration Specifications for Contract

No. V-EAS-22060-M has been received by the undersigned and will be incorporated into all copies of said specifications in the possession of the undersigned.

It is understood that all bids submitted in response to V-EAS-22060-M will be presumed to be based upon full knowledge of the contents of Addendum No. 2.

(Company Name)

By:

(Signature-Authorized Official)

(Title)

(Date)

NOTE: PLEASE SIGN AND DATE THE “ACKNOWLEDGEMENT OF RECEIPT”

AND RETURN TO THE PROCUREMENT OFFICER WITH YOUR BID

SUBMISSION

SPECIFICATIONS

Easton Branch Roof Replacement

Maryland Department of Transportation (MDOT)

Motor Vehicle Administration (MVA)

Bid Documents June 10, 2022

Addendum #2 July 25, 2022

Submitted By:

Easton Branch Roof Replacement Table of Contents

067196.04 07/25/2022 TOC-1

MARYLAND DEPARTMENT OF TRANSPORTATION (MDOT)

MOTOR VEHICLE ADMINISTRATION (MVA)

EASTON BRANCH

ROOF REPLACEMENT

TABLE OF CONTENTS

DIVISION 01 GENERAL REQUIREMENTS

01 10 00 Summary 01 20 00 Price and Payment Procedures 01 30 00 Administrative Requirements 01 32 16 Construction Progress Schedule 01 35 53 Security Procedures 01 40 00 Quality Requirements 01 50 00 Temporary Facilities and Controls 01 55 00 Vehicular Access and Parking 01 60 00 Product Requirements 01 70 00 Execution and Closeout Requirements 01 74 19 Construction Waste Management and Disposal 01 78 00 Closeout Submittals

DIVISION 02 EXISTING CONDITIONS

02 41 00 Demolition

DIVISION 06 WOOD, PLASTICS, AND COMPOSITES

06 10 00 Metal Fabrications

DIVISION 07 THERMAL AND MOISTURE PROTECTION

07 21 00 Thermal Insulation 07 41 13 Metal Roof Panels 07 51 00 Built-Up Bituminous Roofing 07 54 00 Thermoplastic Membrane Roofing 07 62 00 Sheet Metal Flashing and Trim 07 71 23 Manufactured Gutters and Downspouts 07 72 00 Roof Accessories 07 92 00 Joint Sealants

DIVISION 08 OPENINGS

08 31 00 Access Doors and Panels

Gannett Fleming, Inc.

7133 Rutherford Rd • Suite 300 • Baltimore, MD 21244 t: 443-348-2017 • f: 410-298-3940 www.gannettfleming.com

ARCHITECT’S SUPPLEMENTAL INSTRUCTIONS ASI #1

DATE: Monday, July 25, 2022 PROJECT NAME: MVA Easton Branch Roof Replacement PROJECT ADDRESS: 9148 Centreville Road, Easton, MD 21601 CLIENT PROJECT No: V‐MUL‐19010‐AE‐A GF PROJECT No: 067196‐04

CONTRACTOR: N/A

Note: If the following information is deemed to have an impact on GMP Price or time, submit a proposal for Owner approval before proceeding with this ASI. If approved by Owner, the resulting contract change will be incorporated in the next formal Change Order.

CHANGES TO SPECIFICATIONS

1. Cover Page (Revised)

2. Table of Contents (Revised)

3. Section 075100 ‐ Built‐Up Bituminous Roofing (Removed)

4. Section 075400 – Thermoplastic Membrane Roofing (Revised)

CHANGES TO DRAWINGS

1. Sheet G001 (Revised)

a. Updated ‘Drawing Index’

2. Sheet A101 (Revised)

a. Updated Keynote.

3. Sheet A501 (Revised)

a. Updated Drawing Detail 1.

b. Updated Drawing Detail 2.

c. Updated Drawing Detail 3.

4. Sheet A502 (Revised)

a. Updated Drawing Detail 1.

b. Updated Drawing Detail 2.

c. Updated Drawing Detail 5.

d. Updated Drawing Detail 7.

Easton Branch Roof Replacement

067196.04 07/25/2022 07 54 00 - 1 Thermoplastic Membrane Roofing

SECTION 07 54 00

THERMOPLASTIC MEMBRANE ROOFING

PART 1 GENERAL

1.01 SECTION INCLUDES

A. Adhered system with thermoplastic roofing membrane.

B. Insulation, flat .

C. Cover boards.

D. Flashings.

E. Roofing stack boots .

1.02 REFERENCE STANDARDS

A. ASTM C1289 - Standard Specification for Faced Rigid Cellular Polyisocyanurate Thermal Insulation Board.

B. ASTM D6878/D6878M - Standard Specification for Thermoplastic Polyolefin-Based Sheet Roofing.

C. FM (AG) - FM Approval Guide.

D. FM DS 1-28 - Wind Design.

E. NRCA (RM) - The NRCA Roofing Manual.

F. NRCA (WM) - The NRCA Waterproofing Manual.

1.03 ADMINISTRATIVE REQUIREMENTS

A. Preinstallation Meeting: Convene one week before starting work of this section.

1. Review preparation and installation procedures and coordinating and scheduling required with related work.

1.04 SUBMITTALS

A. See Section 01 30 00 - Administrative Requirements for submittal procedures.

B. Product Data: Provide data indicating membrane materials, flashing materials and adhesives .

C. Shop Drawings: Submit drawings that indicate joint or termination detail conditions and conditions of interface with other materials .

D. Manufacturer's Installation Instructions: Indicate membrane seaming precautions, special procedures, and perimeter conditions requiring special attention .

E. Manufacturer's Field Reports: Indicate procedures followed, ambient temperatures, humidity, wind velocity during application, supplementary instructions given, and [________] .

F. Installer's qualification statement.

G. Warranty Documentation:

1. Submit manufacturer warranty and ensure that forms have been completed in Owner's name and registered with manufacturer.

2. Submit installer's written verification that installation complies with warranty conditions for waterproof membrane.

1.05 QUALITY ASSURANCE

A. Installer Qualifications: Company specializing in performing work of this section with at least three years of documented experience.

B. Installer Certification: Company approved by the manufacturer as a certified installer.

1.06 DELIVERY, STORAGE, AND HANDLING

A. See Section 01 74 19 - Construction Waste Management and Disposal for packaging waste requirements.

067196.04 07/25/2022 07 54 00 - 2 Thermoplastic Membrane Roofing

B. Deliver materials in manufacturer's original containers, dry and undamaged, with seals and labels intact, unless otherwise indicated.

C. Store materials in weather protected environment, clear of ground and moisture.

D. Ensure storage and staging of materials does not exceed static and dynamic load-bearing capacities of roof decking.

E. Protect foam insulation from direct exposure to sunlight.

1.07 FIELD CONDITIONS

A. Do not apply roofing membrane during unsuitable weather.

B. Do not apply roofing membrane when ambient temperature is below 40 degrees F or above 90 degrees F .

C. Do not apply roofing membrane to damp or frozen deck surface or when precipitation is expected or occurring.

D. Do not expose materials vulnerable to water or sun damage in quantities greater than can be weatherproofed the same day.

E. Schedule applications so that no partially completed sections of roof are left exposed at end of workday.

1.08 WARRANTY

A. See Section 01 78 00 - Closeout Submittals for additional warranty requirements.

B. Material Warranty: Provide membrane manufacturer's warranty agreeing to replace material that shows manufacturing defects within five years after installation.

C. System Warranty: Provide manufacturer's 'No Dollar Limit' (NDL) system warranty agreeing to repair or replace roofing that leaks or is damaged due to wind or other natural causes.

1. Warranty Term: 20 years.

2. For repair and replacement include costs of both material and labor in warranty.

PART 2 PRODUCTS

2.01 MANUFACTURERS

A. Thermoplastic Polyolefin (TPO) Membrane Roofing Materials:

1. Carlisle SynTec Systems : www.carlisle-syntec.com/#sle.

2. Firestone Building Products : www.firestonebpco.com/#sle.

3. Johns Manville : www.jm.com/#sle.

4. Or approved equal .

2.02 MEMBRANE ROOFING AND ASSOCIATED MATERIALS

A. Membrane Roofing Materials:

1. TPO: Thermoplastic polyolefin (TPO) complying with ASTM D6878/D6878M, sheet contains reinforcing fabrics or scrims.

a. Thickness: 60 mil, 0.060 inch , minimum.

2. Sheet Width: Factory fabricated into widest possible sheets.

a. Adhered Application: Limit width to 120 inches, maximum, when ambient temperatures are less than 40 degrees F for extended period of time during installation.

3. Solar Reflectance: 0.75, minimum, initial, and 0.65, minimum, 3-year, certified by Cool Roof Rating Council.

4. Thermal Emissivity: 0.80, minimum, initial, and 0.79, minimum, 3-year, certified by Cool Roof Rating Council.

5. Color: White .

B. Seaming Materials: As recommended by membrane manufacturer.

C. Membrane Fasteners: As recommended and approved by membrane manufacturer.

D. Flexible Flashing Material: Same material as membrane.

067196.04 07/25/2022 07 54 00 - 3 Thermoplastic Membrane Roofing

2.03 COVER BOARDS

A. Cover Boards: Faced, and with high compressive strength polyisocyanurate (ISO) insulation complying with ASTM C1289, and the following characteristics:

1. Classifications: Type II, Class 4 - Faced with coated or uncoated glass fiber mat facers on both major surfaces of the core foam.

2. Grade and Compressive Strength: Grade 1, 80 psi.

3. Board Size: 48 by 96 inches.

4. Board Thickness: 1/2 inch, maximum.

5. Insulation Thermal Resistance, R-value: 2.4, nominal.

2.04 INSULATION

A. Polyisocyanurate (ISO) Board Insulation: Rigid cellular foam, complying with ASTM C1289.

1. Classifications:

a. Type II: Faced with either cellulosic facers or glass fiber mat facers on both major surfaces of the core foam.

1) Class 2 - Faced with coated glass fiber mat facers on both major surfaces of the core foam .

2) Compressive Strength: Classes 1-2-3, Grade 2, 20 psi (138 kPa) , minimum.

3) Thermal Resistance, R-value: At 1-1/2 inches thick; Class 1, Grades 1-2-3, 8.4

(1.48), minimum, at 75 degrees F.

2. Board Size: 48 by 96 inches.

3. Board Thickness: 2.0 inches .

2.05 ACCESSORIES

A. Stack Boots: Prefabricated flexible boot and collar for pipe stacks through membrane; same material as membrane.

B. Insulation Joint Tape: Glass fiber reinforced type as recommended by insulation manufacturer, compatible with roofing materials; 6 inches wide; self adhering.

C. Insulation Fasteners: Appropriate for purpose intended and approved by roofing manufacturer.

D. Membrane Adhesive: Synthetic rubber/resin blend base with acetone solvent; spray apply aerosol adhesive at temperature within manufacturer's designated range of 70 degrees F to 110 degrees F.

1. VOC: 105 g/L, maximum.

E. Surface Conditioner for Adhesives: Compatible with membrane and adhesives.

F. Thinners and Cleaners: As recommended by adhesive manufacturer, compatible with membrane.

G. Insulation Adhesive: As recommended by insulation manufacturer.

H. Sealants: As recommended by membrane manufacturer.

PART 3 EXECUTION

3.01 EXAMINATION

A. Verify that surfaces and site conditions are ready to receive work.

B. Verify deck is supported and secure.

C. Verify deck is clean and smooth, flat, free of depressions, waves, or projections, properly sloped and suitable for installation of roof system.

D. Verify deck surfaces are dry and free of snow or ice.

E. Verify that roof openings, curbs, and penetrations through roof are solidly set, and nailing strips are in place.

3.02 INSTALLATION, GENERAL

A. Perform work in accordance with manufacturer's instructions, NRCA (RM), and NRCA (WM) applicable requirements.

067196.04 07/25/2022 07 54 00 - 4 Thermoplastic Membrane Roofing

B. Do not apply roofing membrane during cold or wet weather conditions.

C. Do not apply roofing membrane when ambient temperature is outside the temperature range recommended by manufacturer.

D. Do not apply roofing membrane to damp or frozen deck surface or when precipitation is expected or occurring.

E. Do not expose materials vulnerable to water or sun damage in quantities greater than can be weatherproofed the same day.

F. Coordinate this work with installation of associated counterflashings installed by other sections as the work of this section proceeds.

3.03 INSTALLATION - INSULATION, UNDER MEMBRANE

A. Attachment of Insulation:

1. Mechanically fasten insulation to deck in accordance with roofing manufacturer's instructions and FM DS 1-28 Factory Mutual requirements.

B. Cover Boards: Mechanically fasten cover boards in accordance with roofing manufacturer's instructions and FM (AG) Factory Mutual requirements.

C. Lay subsequent layers of insulation with joints staggered minimum 6 inches from joints of preceding layer.

D. Place tapered insulation to the required slope pattern in accordance with manufacturer's instructions.

E. Lay boards with edges in moderate contact without forcing. Cut insulation to fit neatly to perimeter blocking and around penetrations through roof.

F. Tape joints of insulation in accordance with roofing and insulation manufacturers' instructions.

G. At roof drains, use factory-tapered boards to slope down to roof drains over a distance of 24 inches .

H. Do not install more insulation than can be covered with membrane in same day.

3.04 INSTALLATION - MEMBRANE

A. Roll out membrane, free from wrinkles or tears. Place sheet into place without stretching.

B. Shingle joints on sloped substrate in direction of drainage.

C. Fully Adhered Application: Apply adhesive to substrate at rate of 1.5 gallons per 100 square foot . Fully embed membrane in adhesive except in areas directly over or within 3 inches of expansion joints. Fully adhere one roll before proceeding to adjacent rolls.

D. Overlap edges and ends and seal seams by solvent welding , minimum 3 inches . Seal permanently waterproof. Apply uniform bead of sealant to joint edge.

E. At intersections with vertical surfaces:

1. Extend membrane over cant strips and up a minimum of 6 inches onto vertical surfaces.

F. Around roof penetrations, seal flanges and flashings with flexible flashing.

3.05 FIELD QUALITY CONTROL

A. See Section 01 40 00 - Quality Requirements for additional requirements.

B. Owner will provide testing services, and Contractor to provide temporary construction and materials for testing in accordance with requirements.

C. Provide weekly on-site attendance of roofing and insulation manufacturer's representative during installation of this work.

3.06 CLEANING

A. See Section 01 70 00 - Execution and Closeout Requirements for additional requirements.

B. Remove bituminous markings from finished surfaces.

067196.04 07/25/2022 07 54 00 - 5 Thermoplastic Membrane Roofing

C. In areas where finished surfaces are soiled by work of this section, consult manufacturer of surfaces for cleaning advice and comply with their documented instructions.

D. Repair or replace defaced or damaged finishes caused by work of this section.

3.07 PROTECTION

A. Protect installed roofing and flashings from construction operations.

B. Where traffic must continue over finished roof membrane, protect surfaces using durable materials.

END OF SECTION

This page intentionally left blank

7133 RUTHERFORD ROAD, SUITE 300, BALTIMORE, MD 21244

L o c a l F ile

/2

/2

:5

:2

P

M

A u to d e s k D o c s /0

-M

D O

T

M V

A V

M

U L

/0

-0

E a s to n R o o f_

A c e n tr a l_

R

B

IM

.r v t

PROJECT NUMBER: 067196

EASTON BRANCH ROOF REPLACEMENT

MARYLAND DEPARTMENT OF TRANSPORTATION

9148 CENTREVILLE ROAD, EASTON, MD 21601

BID SUBMISSION

C e n tr a l F ile B

IM

A c e n tr a l_

R .r v t

P ro je c t N u m b e r:

DRAWING INDEX

GENERAL

G001 COVER SHEET

ARCHITECTURAL

A001 GENERAL NOTES, SYMBOLS, LEGENDS & ABBREVIATIONS

AD101 ROOF PLAN - DEMOLITION

A101 ROOF PLAN - NEW WORK

A501 ROOF DETAILS

A502 ROOF DETAILS

LOCATION MAPVICINITY MAP

MOTOR VEHICLE ADMINISTRATION

JUNE 10, 2022

CONTRACT NO. V-MUL-19010-AE-A

EARTH / SOIL

TILE / ACOUSTIC PANEL

PLYWOOD

SHIM

DIMENSIONAL LUMBER

FINISH LUMBER

ALUMINUM

STEEL

PLASTIC / PVC

CAVITY MOISTURE

PROTECTION MATERIAL

COARSE AGGREGATE / BALLAST

SPRAYFOAM INSULATION

RIGID INSULATION

BATT INSULATION

GYPSUM BOARD

GROUT

CONCRETE

CMU

BRICK

M888

SIM

101A

ROOM

101A

L-2

A

W1

L1

A101

A101

A101

DETAIL REFERENCE

DRAWING ON WHICH DETAIL APPEARS

DOOR NUMBER REFERENCE

LINTEL TYPE REFERENCE

STRUCTURAL COLUMN REFERENCE

PROJECT LOCATION

WINDOW TYPE REFERENCE

LOUVER TYPE REFERENCE

ROOM SIGN REFERENCE

KEYNOTE REFERENCE

DETAIL REFERENCE

SECTION REFERENCE

DRAWING ON WHICH SECTION APPEARS

WALL SECTION REFERENCE

SECTION REFERENCE

DRAWING ON WHICH SECTION APPEARS

BUILDING SECTION REFERENCE

ELEVATION REFERENCE

DRAWING ON WHICH ELEVATION APPEARS

EXTERIOR ELEVATION REFERENCE

CEILING TYPE

HEIGHT OF CEILING ABOVE FLOOR

CEILING SYSTEM REFERENCE

INTERIOR ELEVATION REFERENCE

MAGNETIC NORTH

BUILDING NORTH

NORTH ARROW REFERENCE

ROOM NAME

ROOM NUMBER

ROOM IDENTIFICATION REFERENCE

REVISION REFERENCE

A10

DRAWING ON WHICH DETAIL APPEARS

ELEVATION REFERENCE

R1

TYPE A

10'-0"

1. ALL WORK TO CONFORM TO REQUIREMENTS OF THE GOVERNING

BUILDING CODE, OSHA AND ALL OTHER APPLICABLE CODES, RULES,

REGULATIONS, ORDINANCES, ETC. IN THEIR LATEST EDITION. CONFORM

ALL WORK TO REQUIREMENTS OF ALL AUTHORITIES HAVING

JURISDICTION.

2. ALL WORK THAT IS IMPLIED OR REASONABLY INFERRED BY THE

DRAWINGS IS THE RESPONSIBILITY OF THE CONTRACTOR. THE

INCLUSION OF ANY AND ALL WORK BY MENTION, NOTATION, DETAIL,

ITEMIZATION OR IMPLICATION, HOWEVER BRIEF, MEANS THAT THE

CONTRACTOR TO PROVIDE AND INSTALL SAME AT NO ADDITIONAL COST

OR BURDEN TO THE OWNER. ALL WORK PERFORMED TO INCLUDE ALL

APPURTENANCES AND APPARATUS NORMALLY DEEMED TO BE PART OF

A COMPLETE PACKAGE WITHIN THE DEFINITIONS OF ORDINARY

INDUSTRY STANDARDS. ALL TRADES ARE RESPONSIBLE FOR

REVIEWING THE ENTIRE SET OF DRAWINGS THEREBY NOTING AND

INCLUDING THEIR WORK AS APPLICABLE. THE INTENT OF THE DRAWING

SET IS TO RESULT IN A COMPLETE AND FINISHED PROJECT IN ALL

REGARDS AT THE CONCLUSION OF THE WORK. INCLUDE ALL WORK,

WHETHER SHOWN OR NOT, AS MAY BE NECESSARY TO ACCOMPLISH

THE INTENDED RESULT.

3. APPLY AND PAY FOR ALL PERMITS, INSPECTIONS, APPROVALS, ETC.

ARRANGE AND COORDINATE ALL REQUIRED INSPECTIONS AND SECURE

ALL NECESSARY APPROVALS OF THE WORK.

4. BECOME FAMILIAR WITH THE PROJECT THROUGH INSPECTION OF THE

SITE AND REVIEW OF THE DRAWINGS SO AS TO THOROUGHLY

UNDERSTAND THE NATURE AND REQUIREMENTS OF THE WORK. ANY

AND ALL DISCREPANCIES OR OMISSIONS TO BE REPORTED TO THE

OWNER PRIOR TO THE COMMENCEMENT OF ANY WORK AFFECTED BY

SUCH DISCREPANCY OR OMISSION. ENSURE THAT DISCREPANCIES OR

OMISSIONS ARE REPORTED AND CLARIFICATION OBTAINED PRIOR TO

WORK BEING PERFORMED. ANY AND ALL WORK PROCEEDING

OTHERWISE AND THEN FOUND TO BE INCORRECT OR INCONSISTENT

WITH THE INTENDED RESULT WILL BE REMOVED, REPLACED AND/OR

CORRECTED BY THE CONTRACTOR AT NO ADDITIONAL COST OR

BURDEN TO THE OWNER. VERIFY ALL DIMENSIONS AND LOCATIONS IN

THE FIELD. COORDINATE ALL WORK WITH CONDITIONS ENCOUNTERED

IN THE FIELD AND MAKE ALL NECESSARY ADJUSTMENTS ACCORDINGLY.

5. CONTRACTOR IS RESPONSIBLE FOR FINAL FIT, FINISH, APPEARANCE AND

PERFORMANCE OF ALL WORK.

6. VERIFY ALL DIMENSIONS AND CONDITIONS AT THE WORK SITE PRIOR TO

THE COMMENCEMENT OF WORK.

7. VERIFY EXISTING CONDITIONS AFFECTING THE WORK PRIOR TO BIDDING

AND ALL ASPECTS OF THE WORK PRIOR TO COMMENCEMENT.

8. APPLY, INSTALL OR UTILIZE ALL MATERIALS IN ACCORDANCE WITH

MANUFACTURER’S PRINTED LITERATURE.

9. ALL WORK TO BE PERFORMED IN A FIRST-CLASS WORKMANLIKE

MANNER, MATCHING AND ALIGNING ALL SURFACES SO AS TO AFFORD A

NEAT FINISHED APPEARANCE. CLEAN ALL SURFACES FREE OF SOIL,

DIRT, REFUSE AND DEBRIS RESULTANT FROM THE WORK. ALL

ADJACENT SURFACES TO BE LEFT AS THEY APPEARED PRIOR TO

COMMENCEMENT OF THE WORK. PROVIDE ADEQUATE PROTECTION OF

ALL ADJACENT AND EXISTING SURFACES TO REMAIN SUFFICIENT TO

ENSURE AGAINST DAMAGE DURING CONSTRUCTION OPERATIONS. AT

CONCLUSION OF THE WORK, ALL FINISHED EXPOSED SURFACES

INCLUDING GLASS, ALUMINUM AND FINISHED HARDWARE TO BE

THOROUGHLY CLEANED TO THE SATISFACTION OF THE OWNER.

10. ALL WORK TO BE PROPERLY AND ADEQUATELY PROTECTED FROM

DAMAGE AT ALL TIMES REGARDLESS OF THE STAGE OF COMPLETION.

TAKE RESPONSIBILITY FOR SAFETY AT ALL TIMES, IN ALL PLACES AND

UNDER ALL CONDITIONS AFFECTING OR AFFECTED BY THE WORK.

ADHERE TO ALL ACCEPTED SAFETY PRACTICES AND PROVIDE ALL

FENCES, BARRICADES, GUARDRAILS, PARTITIONS, ETC. AS MAY BE

NECESSARY IN ORDER TO PROTECT LIFE AND PROPERTY FROM INJURY

OR DAMAGE AND AS MAY BE REQUIRED BY ANY AND ALL AUTHORITIES

HAVING JURISDICTION. REPAIR ANY AND ALL DAMAGE TO THE PREMISES

ARISING FROM OR ASSOCIATED WITH WORK SITE OPERATIONS AND/OR

ACTIVITIES CONNECTED TO THE WORK.

11. LEAVE ALL CHASES, HOLES, OPENINGS, ETC. PLUMB LEVEL, TRUE AND

OF A PROPER SIZE OR CUT SAME INTO EXISTING WORK AS MAY BE

NECESSARY FOR PROPER INSTALLATION OF WORK. CONSULT, CONFER

AND OTHERWISE COORDINATE WITH ANY AND ALL OTHER

CONTRACTORS AND CONCERNED PARTIES REGARDING PROPER

LOCATION, SIZE, PLACEMENT, ALIGNMENT AND ORIENTATION OF SAME.

IN CASE OF ANY FAILURE TO LEAVE OR CUT SUCH OPENINGS OR

OTHERWISE LEAVE SUCH ACCOMMODATIONS IN PROPER PLACE, CUT

THEM AFTERWARDS AT OWN EXPENSE. NO EXCESSIVE CUTTING WILL

BE PERMITTED NOR ANY STRUCTURAL MEMBERS TO BE CUT WITHOUT

THE CONSENT OF THE ARCHITECT.

12. ALL EQUIPMENT TO BE INSTALLED IN ACCORDANCE WITH

MANUFACTURER'S RECOMMENDATIONS. ALL LABOR, EQUIPMENT AND

MATERIAL TO BE GUARANTEED AS PER PROJECT SPECIFICATIONS.

13. COMPLY WITH ALL OWNER SAFETY TRAINING REQUIREMENTS AND SITE

PROCEDURES, AND COORDINATE THE FOREGOING WITH OWNER'S

DESIGNATED REPRESENTATIVES.

14. PERFORM ALL WORK WITHOUT INTERFERING WITH OWNER'S NORMAL

OPERATIONS.

15. PROJECT DOCUMENTS ARE INTENDED TO BE COMPLEMENTARY. ITEMS

INDICATED IN ONE PLACE OR ANOTHER AMONG THE DOCUMENTS ARE

INTENDED AS THOUGH SHOWN IN ALL PLACES.

16. COORDINATE ALL NEW WORK WITH ALL EXISTING CONDITIONS.

EXISTING ELEMENTS AFFECTING THE WORK REQUIRE SUCH

COORDINATION WHETHER OR NOT THEY ARE INDICATED IN THE

DOCUMENTS

17. DO NOT SCALE DRAWINGS FOR CONSTRUCTION PURPOSES.

18. ALL WORK IS GUARANTEED FOR A PERIOD OF FIVE YEARS FROM DATE

OF SUBSTANTIAL COMPLETION.

1. UNOBSTRUCTED ACCESS TO EXISTING EMERGENCY EXITS SHALL BE

MAINTAINED AT ALL TIMES.

2. ALL DEBRIS AND UNUSED MATERIAL RESULTING FROM DEMOLITION

SHALL BE DISPOSED OF OFF SITE IN COMPLIANCE WITH ALL LOCAL,

STATE, AND FEDERAL AUTHORITIES.

3. REMOVE EXISTING PARTITIONS, EQUIPMENT, & DEVICES AS

INDICATED.

4. REMOVAL OF EXISTING HVAC & PLUMBING FIXTURES & SAFING TO BE

BY APPROPRIATE TRADES.

5. COORDINATE LOCATION OF ALL NEW FLOOR & WALL PENETRATIONS

WITH OWNER PRIOR TO CUTTING OR CORING. COORDINATE

LOCATION WITH CONSTRUCTION DRAWINGS. SEAL ALL

PENETRATIONS.

6. ALL CONTRACTORS ARE TO REPORT ALL UNEXPECTED, UNCOVERED

EXISTING CONDITIONS WHICH IMPACT LAYOUT OF NEW WORK

IMMEDIATELY TO ARCHITECT.

7. FOR EXTENT & SCOPE OF PLUMBING, MECHANICAL & ELECTRICAL

REMOVALS, SEE INDIVIDUAL TRADE DRAWINGS.

8. SAW CUT ALL NEW OPENINGS IN EXISTING CONSTRUCTION. DO NOT

HAMMER & CHISEL. CARE MUST BE TAKEN NOT TO DAMAGE EXISTING

CONSTRUCTION. COORDINATE TIME OF LOUD/HEAVY NOISE

CONSTRUCTION WITH OWNER TO LIMIT DISTURBANCE.

9. PROVIDE PORTABLE LIGHTING DURING DEMOLITION & CONSTRUCTION

AS REQUIRED.

10. PROVIDE DUMPSTERS AND OTHER DEMOLITION EQUIPMENT AS

REQUIRED.

11. REMOVE EXISTING WORK AS REQUIRED TO ACCOMMODATE NEW

WORK, INCLUDING EXISTING WALL & FLOOR FINISHES IN SPACES

SCHEDULED TO BE REFINISHED.

12. PROVIDE APPROPRIATE FULL HEIGHT PROTECTION/TEMPORARY

PARTITIONS PRIOR TO COMMENCING DEMOLITION. PLACED IN

LOCATIONS APPROVED BY OWNER.

13. ALL BUILDING ACCESS AND REMOVAL OF MATERIALS MUST BE

APPROVED BY OWNER.

NEW

EXIST

DEMOLISHED

WEATHER BARRIER

DAMPPROOFING

VAPOR BARRIER

APPROVED:APPROVED:CHECKED:

SCALE:CADD:DESIGNED:

REVISIONS

JOB No.

DATE:

THIS DRAWING IS AND SHALL REMAIN THE PROPERTY OF GANNETT FLEMING, INC. AND ANY MISUSE, REUSE, ALTERATIONS, ADDITIONS, AND/OR DELETIONS OF THESE DRAWINGS ON PROJECT EXTENSIONS OR OTHER PROJECTS SHALL BE AT THE USER'S SOLE RISK AND WITHOUT LIABILITY TO GANNETT FLEMING, INC. IN THE EVENT THAT A CONFLICT ARISES BETWEEN THE SEALED DRAWINGS AND THE ELECTRONIC FILES, THE SEALED DRAWINGS WILL GOVERN.

SHEET No.

© GANNETT FLEMING, INC. 2022 BALTIMORE, MARYLAND

AS NOTED

L o c a l F ile

/2

/2

:5

:1

P

M

A u to d e s k D o c s /0

-M

D O

T

M V

A V

M

U L

/0

-0

E a s to n R o o f_

A c e n tr a l_

R

B

IM

.r v t

A001GENERAL NOTES, SYMBOLS,

LEGENDS & ABBREVIATIONS

06/10/2022JEF

ASHDRE 067196

EASTON BRANCH ROOF

REPLACEMENT

MARYLAND DEPARTMENT OF TRANSPORTATION

9148 CENTREVILLE ROAD, EASTON, MD 21601

BID SUBMISSION

JEF

ARCHITECTURAL

C e n tr a l F ile B

IM

A c e n tr a l_

R .r v t

P ro je c t N u m b e r:

ABV ABOVE

AC AIR CONDITIONING

ACST ACOUSTIC

ADDL ADDITIONAL

ADJ ADJACENT

AFF ABOVE FINISH FLOOR

AGGR AGGREGATE

AL ALUMINUM

ALT ALTERNATE

ARCH ARCHITECTURAL

ASB ASBESTOS

ASPH ASPHALT

ASSN ASSOCIATION

ASST ASSISTANT

ASSY ASSEMBLY

AVE AVENUE

AVG AVERAGE

B BOTTOM

BALC BALCONY

BD BOARD

BETW BETWEEN

BLDG BUILDING

BLKG BLOCKING

BLR BOILER

BM BEAM

BM BENCHMARK

BP BASE PLATE

BRDG BRIDGING

BRG BEARING

BS BOTH SIDES

BSMT BASEMENT

CAB CABINET

CAP CAPACITY

CDR COILING DOOR

CER CERAMIC

CFCI CONTRACTOR FURNISHED, CONTRACTOR

INSTALLED

CFGI CONTRACTOR FURNISHED, GOVERNMENT

INSTALLED

CI CAST IRON

CIP CAST IRON PIPE

CJ CONTROL JOINT

CL CENTERLINE

CLG CEILING

CLO CLOSET

CLR CLEAR

CMIU CONCRETE MASONRY INSULATED UNIT

CMU CONCRETE MASONRY UNIT

CNCL CONCEALED

CO CLEANOUT

CO COMPANY

COL COLUMN

COMP COMPOSITION

CONC CONCRETE

CONSTR CONSTRUCTION

CONT CONTINUOUS

CPT CARPET

CRV CURVED

CSK CONTERSINK/COUNTERSUNK

CTD COATED

CTR CENTER

CUH CABINET UNIT HEATER

D DEPTH

DBL DOUBLE

DEG DEGREE

DEP DEPARTMENT

DET DETAIL

DIA DIAMETER

DIAG DIAGONAL

DIM DIMENSION

DIV DIVISION

DL DEAD LOAD

DMPF DAMPPROOFING

DN DOWN

DR DOOR

DS DOWNSPOUT

DW DISHWASHER

DWG DRAWING

MATERIALS LEGEND

SYMBOLS LEGEND

GENERAL NOTESGENERAL DEMOLITION NOTESABBREVIATIONS

LINETYPE LEGEND

E EAST

E.G. FOR EXAMPLE

EA EACH

EF EXHAUST FAN

EGEN EMERGENCY GENERATOR

EIFS EXTERIOR INSULATION AND FINISH

SYSTEM

EL ELEVATION

ELEC ELECTRICAL

ELEV ELEVATOR

ENTR ENTRANCE

EQ EQUAL

EQUIP EQUIPMENT

EWC ELECTRIC WATER COOLER

EXH EXHAUST

EXIST EXISTING

EXP EXPANSION

EXT EXTERIOR

FAB FABRICATE

FBD FIBERBOARD

FD FLOOR DRAIN

FDN FOUNDATION

FDR FIRE DOOR

FE FIRE EXTINGUISHER

FEC FIRE EXTINGUISHER CABINET

FHY FIRE HYDRANT

FIN FINISH

FL FLASHING

FLEX FLEXIBLE

FLG FLANGE

FLR FLOOR

FLRG FLOORING

FP FIREPROOF

FRP FIBER-REINFORCED PLASTIC

FRT FIRE RETARDANT TREATED

FTG FOOTING

FURN FURNITURE

GA GAUGE / GAGE

GALV GALVANIZED

GAR GARAGE

GEN GENERATOR

GFCI GOVERNMENT FURNISHED, CONTRACTOR

INSTALLED

GFGI GOVERNMENT FURNISHED, GOVERNMENT

INSTALLED

GL GLASS

GLU-LAM GLUE-LAMINATED

GOVT GOVERNMENT

GR GRADE

GRD GROUND

GVL GRAVEL

GYP GYPSUM

H HIGH

HDWE HARDWARE

HM HOLLOW METAL

HMD HOLLOW METAL DOOR

HORIZ HORIZONTAL

HPT HIGH POINT

HT HEIGHT

HTR HEATER

HVAC HEATING, VENTILATION AND AIR

CONDITIONING

I.E. THAT IS

ICF INSULATED CONCRETE FORM

ID INSIDE DIAMETER

IH INTAKE HOOD

INSUL INSULATED

INTR INTERIOR

JST JOIST

JT JOINT

L LONG

LAB LABORATORY

LAM LAMINATE

LAV LAVATORY

LG LENGTH

LH LEFT HAND

LIB LIBRARY

LIN LINEAR

LL LIVE LOAD

LLH LONG LEG HORIZONTAL

LLV LONG LEG VERTICAL

LPT LOW POINT

LT LIGHT

LWC LIGHTWEIGHT CONCRETE

M METER

MAINT MAINTENANCE

MAS MASONRY

MATL MATERIAL

MAX MAXIMUM

MECH MECHANICAL

MEMB MEMBRANE

MET METAL

MEZZ MEZZANINE

MFR MANUFACTURER

MGR MANAGER

MH MANHOLE

MIL MILITARY

MIN MINIMUM

MISC MISCELLANEOUS

ML METAL LATH

MLDG MOLDING

MLP METAL LATH AND PLASTER

MM MILLIMETER

MO MASONRY OPENING

MOD MOTOR OPERATED DAMPER

MTG MOUNTING

N NORTH

NA NOT APPLICABLE

NIC NOT IN CONTRACT

NO NUMBER

NRC NOISE-REDUCTION COEFFICENT

NTS NOT TO SCALE

OA OVERALL

OC ON CENTER

OD OUTSIDE DIAMETER

OFF OFFICE

OH OPPOSITE HAND

OHDR OVERHEAD DOOR

OPNG OPENING

OPP OPPOSITE

OSB ORIENTED STRAND BOARD

P/L PROPERTY LINE

PASS PASSENGER

PERF PERFORATED

PL PLATE

PLAM PLASTIC LAMINATE

PLAS PLASTER

PLBG PLUMBING

PLYWD PLYWOOD

PNL PANEL

PNT PAINT

PORC PORCELAIN

PR PAIR

PREFAB PREFABRICATED

PROJ PROJECT

PSF POUNDS PER SQUARE FOOT

PSI POUNDS PER SQUARE INCH

PT POINT

PTD PAINTED

PTN PARTITION

PVC POLYVINYL CHOLRIDE

QTF QUARRY TILE FLOOR

R RADIUS

R RISER

RD ROOF DRAIN

RECP RECEPTACLE

REFR REFRIGERATOR

REG REGISTER

REINF REINFORCE

REQD REQUIRED

RET RETURN

REV REVISION

RFG ROOFING

RH RIGHT HAND

RM ROOM

RWC RAIN WATER CONDUCTOR

S SOUTH

SAPC SUSPENDED ACOUSTICAL PANEL CEILING

SCHED SCHEDULE

SDG SIDING

SEC SECTION

SF SQUARE FOOT

SGFT STRUCTURAL GLAZED FACING TILE

SH SHOWER

SHM SECURITY HOLLOW METAL

SHT SHEET

SI INTERNATIONAL SYSTEM OF UNITS

SIM SIMILAR

SKY SKYLIGHT

SLDR SLIDING DOOR

SMLS SEAMLESS

SPA SPACING

SPEC SPECIFICATION

SPKLR SPRINKLER

SPKR SPEAKER

SQ SQUARE

SS STAINLESS STEEL

STD STANDARD

STL STEEL

STOR STORAGE

STRUCT STRUCTURE / STRUCTURAL

STWY STAIRWAY

SUPT SUPERINTENDENT

SUPVR SUPERVISOR

SURF SURFACE

SUSP SUSPENDED / SUSPENSION

SYS SYSTEM

T TREAD

T&B TOP AND BOTTOM

T&G TONGUE AND GROOVE

T/ TOP OF

TAN TANGENT

TEL TELEPHONE

TEMP TEMPERORARY

TER TERRAZZO

THRU THROUGH

TLT TOILET

TRTD TREATED

TYP TYPICAL

UNO UNLESS NOTED OTEHRWISE

VAT VINYL ASBESTOS TILE

VCT VINYL COMPOSITION TILE

VERT VERTICAL

VIF VERIFY IN FIELD

VTR VERTICAL

W WEST

W WIDE

W/ WITH

W/O WITHOUT

WC WATER CLOSET

WD WOOD

WDR WOOD DOOR

WH WATER HEATER

WTRPRF WATERPROOFING

WWF WELDED WIRE FABRIC

XFMR TRANSFORMER

NO. DESCRIPTION DATE BY

4 4 4

6 8

12 12

116'-8"

29'-8" 57'-4" 29'-8"

60'-0"

/2

/2

DS DS

DS DS

1. REMOVE GUTTER AND DOWNSPOUTS, INCLUDING ALUMINUM WRAPPING

OF WOOD FASCIA. ALLOW FOR 10% REPLACEMENT OF EXIST 1x WOOD

FASCIA.

2. REMOVE ASPHALT SHINGLES AND FELT UNDERLAYMENT. ALLOW FOR

10% REPLACEMENT OF EXIST ROOF SHEATHING.

3. REMOVE BALLAST AND ROOFING MEMBRANE. COORD W/ OWNER FOR

POSSIBLE REUSE OF BALLAST. ROOF INSUL TO REMAIN.

4. REMOVE ROOF DRAIN CAP, COLLAR AND ACCESSORIES. DRAIN LINE

BELOW ROOF DECK TO REMAIN.

5. VENT STACK TO REMAIN, PROTECT DURING CONSTRUCTION.

6. REMOVE ROOF HATCH.

7. REMOVE WALKWAY PADS.

8. REMOVE ROOF CURB W/ MECH EQUIPMENT TO REMAIN.

9. REMOVE ACCESS DOOR.

10. REMOVE VINYL SOFFIT.

11. REMOVE VINYL SIDING FROM GABLE END WALL.

12. REMOVE WIRE CAP AND OVERFLOW PIPE TO JUST BELOW ROOF DECK.

13. REMOVE PAINTED EPDM AND ACCESSORIES ON VERTICAL WALL

SURFACE. ALLOW FOR 10% REPLACEMENT OF PLYWD SHEATHING AND

WEATHER BARRIER TO MATCH EXIST.

APPROVED:APPROVED:CHECKED:

SCALE:CADD:DESIGNED:

REVISIONS

JOB No.

DATE:

THIS DRAWING IS AND SHALL REMAIN THE PROPERTY OF GANNETT FLEMING, INC. AND ANY MISUSE, REUSE, ALTERATIONS, ADDITIONS, AND/OR DELETIONS OF THESE DRAWINGS ON PROJECT EXTENSIONS OR OTHER PROJECTS SHALL BE AT THE USER'S SOLE RISK AND WITHOUT LIABILITY TO GANNETT FLEMING, INC. IN THE EVENT THAT A CONFLICT ARISES BETWEEN THE SEALED DRAWINGS AND THE ELECTRONIC FILES, THE SEALED DRAWINGS WILL GOVERN.

SHEET No.

© GANNETT FLEMING, INC. 2022 BALTIMORE, MARYLAND

AS NOTED

L o c a l F ile

/2

/2

:5

:2

P

M

A u to d e s k D o c s /0

-M

D O

T

M V

A V

M

U L

/0

-0

E a s to n R o o f_

A c e n tr a l_

R

B

IM

.r v t

AD101

06/10/2022JEF

ASHDRE 067196

EASTON BRANCH ROOF

REPLACEMENT

MARYLAND DEPARTMENT OF TRANSPORTATION

9148 CENTREVILLE ROAD, EASTON, MD 21601

BID SUBMISSION

JEF

ROOF PLAN - DEMOLITION

ARCHITECTURAL

C e n tr a l F ile B

IM

A c e n tr a l_

R .r v t

P ro je c t N u m b e r:

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

ROOF PLAN - DEMOLITION

DEMOLITION ROOF KEYNOTES#

A501

A501

A502

A501

A501

A501

A501

A501

A501

6 8

4 4

116'-8"

29'-8" 57'-4" 29'-8"

60'-0"

/2

/2

DS DS

DS DS

A501

A501

E X

IS

T

S L O

P E

/8

P E

R F

T

E X

IS

T

S L O

P E

/8

P E

R F

T

U N

C O

N D

IT

IO

N E

D

S P

A C

E

1. NEW CONTINUOUS GUTTERS AND DOWNSPOUTS. WRAP EXIST 1x WOOD

FASICA WITH 0.032" PRE-FINISHED AL.

A. DOWNSPOUT HEIGHT IS APPROXIMATELY 14'-0".

2. NEW STANDING SEAM METAL ROOF W/ SELF-ADHERED HIGH-TEMP

UNDERLAYMENT. BASIS OF DESIGN: PAC-CLAD SNAP-CLAD.

3. NEW FULLY-ADHERED SINGLE-PLY ROOFING MEMBRANE OVER

COVERBOARD AND INSULATION TO COMPLY WITH THE 2021 ENERGY CODE.

A. LOCATION: EASTON, MARYLAND

B. CLIMATE ZONE: 4A

C. RIGID INSULATION ABOVE DECK = MIN R-30ci

D. BATT INSULATION IN ATTIC = MIN R-49

4. NEW COMBINED ROOF AND OVERFLOW DRAIN.

5. EXIST VENT STACK, REPLACE IF DAMAGED.

6. NEW 2'-6" x 3'-0" ROOF HATCH.

7. NEW DUAL-ROD SNOW FENCE.

8. NEW ROOF CURB W/ EXIST MECH EQUIP TO REMAIN.

9. NEW ACCESS DOOR.

10. NEW CONTINUOUS VENTED AL SOFFIT.

11. NEW VINYL SIDING AT GABLE END WALL, MATCH EXIST.

APPROVED:APPROVED:CHECKED:

SCALE:CADD:DESIGNED:

REVISIONS

JOB No.

DATE:

THIS DRAWING IS AND SHALL REMAIN THE PROPERTY OF GANNETT FLEMING, INC. AND ANY MISUSE, REUSE, ALTERATIONS, ADDITIONS, AND/OR DELETIONS OF THESE DRAWINGS ON PROJECT EXTENSIONS OR OTHER PROJECTS SHALL BE AT THE USER'S SOLE RISK AND WITHOUT LIABILITY TO GANNETT FLEMING, INC. IN THE EVENT THAT A CONFLICT ARISES BETWEEN THE SEALED DRAWINGS AND THE ELECTRONIC FILES, THE SEALED DRAWINGS WILL GOVERN.

SHEET No.

© GANNETT FLEMING, INC. 2022 BALTIMORE, MARYLAND

AS NOTED

L o c a l F ile

/2

/2

:5

:1

P

M

A u to d e s k D o c s /0

-M

D O

T

M V

A V

M

U L

/0

-0

E a s to n R o o f_

A c e n tr a l_

R

B

IM

.r v t

A101

06/10/2022JEF

ASHDRE 067196

EASTON BRANCH ROOF

REPLACEMENT

MARYLAND DEPARTMENT OF TRANSPORTATION

9148 CENTREVILLE ROAD, EASTON, MD 21601

BID SUBMISSION

JEF

ROOF PLAN - NEW WORK

ARCHITECTURAL

C e n tr a l F ile B

IM

A c e n tr a l_

R .r v t

P ro je c t N u m b e r:

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

ROOF PLAN - NEW WORK

NEW WORK ROOF KEYNOTES#

NO. DESCRIPTION DATE BY

1 Addendum #2 07-25-22 JEF

3" RIGID INSUL,

R-17.1 MIN

EXIST 2" INSUL

1/2" COVER BOARD

SINGLE-PLY

MEMBRANE FLASHING

CONT SEALANT

FULLY-ADHERED SINGLE-

PLY ROOFING MEMBRANE

STANDING SEAM METAL ROOF

SELF-ADHERED HIGH-

TEMP UNDERLAYMENT

1/4" FRT PLYWD FULLY ADHERE

AND MECHANICALLY FASTEN

TO EXIST ROOF SHEATHING

9-1/2" BATT

INSUL, R-30 MIN

EXIST 3-1/2"

BATT INSUL

AL DRIP EDGE

VENTED AL SOFFIT

WRAP EXIST 2-

PIECE WD FASCIA

W/ AL FLASHING

EXIST WOOD TRUSS

SNOW FENCE

M

IN

STANDING SEAM METAL ROOF

SELF-ADHERED HIGH-

TEMP UNDERLAYMENT

AL DRIP EDGE

1/4" FRT PLYWD FULLY ADHERE

AND MECHANICALLY FASTEN

TO EXIST ROOF SHEATHING

1/2" COVER BOARD

SINGLE-PLY

MEMBRANE FLASHING

3" RIGID INSUL,

R-17.1 MIN

EXIST 2" INSUL

CONT SEALANT, ALL SIDES

VENTED AL SOFFIT

WRAP EXIST 2-

PIECE WD FASCIA

W/ AL FLASHING

FULLY-ADHERED SINGLE-

PLY ROOFING MEMBRANE

9-1/2" BATT

INSUL, R-30 MIN

EXIST 3-1/2"

BATT INSUL

EXIST WD TRUSS

SNOW FENCE

M

IN

STANDING SEAM METAL ROOF

AL DRIP EDGE

AL GUTTER

SELF-ADHERED HIGH-TEMP

UNDERLAYMENT

1/4" FRT PLYWD FULLY ADHERE

AND MECHANICALLY FASTEN

TO EXIST ROOF SHEATHING

WRAP EXIST 2-

PIECE WD FASCIA

W/ AL FLASHINGVENTED AL SOFFIT

EXIST WD TRUSS

SNOW FENCE

EXIST 3-1/2" BATT INSUL

EXIST CORNICE

9-1/2" BATT INSUL, R-30 MIN

STANDING SEAM

METAL ROOF

SELF-ADHERED

HIGH-TEMP

UNDERLAYMENT

AL CAP

FLASHING

1/4" FRT PLYWD FULLY

ADHERE AND

MECHANICALLY FASTEN

TO EXIST ROOF SHEATHING

FULLY-ADHERED SINGLE-

PLY ROOFING MEMBRANE

SINGLE-PLY

MEMBRANE FLASHING

3" RIGID INSUL,

R-17.1 MIN

EXIST 2" INSUL

AL FASCIA

CONT SEALANT,

ALL SIDES

VENTED AL SOFFIT

1/2" COVER BOARD

9-1/2" BATT INSUL,

R-30 MIN

EXIST 3-1/2"

BATT INSUL

M

IN

STANDING SEAM METAL ROOF

AL DRIP EDGE

AL GUTTER

SELF-ADHERED HIGH-TEMP

UNDERLAYMENT

1/4" FRT PLYWD FULLY ADHERE

AND MECHANICALLY FASTEN

TO EXIST ROOF SHEATHING

WRAP EXIST 2-

PIECE WD FASCIA

W/ AL FLASHING

VENTED AL SOFFIT

EXIST WOOD TRUSSES

EXIST PLYWD

EXIST WD BLOCKING

EXIST COLUMN

PVC CROWN MOLDING

SNOW FENCE

APPROVED:APPROVED:CHECKED:

SCALE:CADD:DESIGNED:

REVISIONS

JOB No.

DATE:

THIS DRAWING IS AND SHALL REMAIN THE PROPERTY OF GANNETT FLEMING, INC. AND ANY MISUSE, REUSE, ALTERATIONS, ADDITIONS, AND/OR DELETIONS OF THESE DRAWINGS ON PROJECT EXTENSIONS OR OTHER PROJECTS SHALL BE AT THE USER'S SOLE RISK AND WITHOUT LIABILITY TO GANNETT FLEMING, INC. IN THE EVENT THAT A CONFLICT ARISES BETWEEN THE SEALED DRAWINGS AND THE ELECTRONIC FILES, THE SEALED DRAWINGS WILL GOVERN.

SHEET No.

© GANNETT FLEMING, INC. 2022 BALTIMORE, MARYLAND

AS NOTED

L o c a l F ile

/2

/2

:5

:1

P

M

A u to d e s k D o c s /0

-M

D O

T

M V

A V

M

U L

/0

-0

E a s to n R o o f_

A c e n tr a l_

R

B

IM

.r v t

A501

06/10/2022JEF

ASHDRE 067196

EASTON BRANCH ROOF

REPLACEMENT

MARYLAND DEPARTMENT OF TRANSPORTATION

9148 CENTREVILLE ROAD, EASTON, MD 21601

BID SUBMISSION

JEF

ROOF DETAILS

ARCHITECTURAL

C e n tr a l F ile B

IM

A c e n tr a l_

R .r v t

P ro je c t N u m b e r:

SCALE: 1 1/2" = 1'-0"

DETAIL - EAVE

SCALE: 1 1/2" = 1'-0"

DETAIL - EAVE

SCALE: 1 1/2" = 1'-0"

DETAIL - EAVE

SCALE: 1 1/2" = 1'-0"

DETAIL - ROOF PEAK

SCALE: 1 1/2" = 1'-0"

DETAIL - EAVE

ROOFING

MEMBRANE

3" RIGID INSUL,

R-17.1 MIN

MEMBRANE

FLASHING

PRE-MOLDED

PIPE SEAL

STAINLESS STEEL

CLAMPING RING

WATER CUT-

OFF MASTIC

VENT PIPE

EXIST ROOF

STRUCTURE

EXIST INSUL

1/2" COVER BOARD

BASE FLASHING

MEMBRANE ROOFING

SURFACE MOUNTED

COUNTERFLASHING

3" RIGID INSUL,

R-17.1 MIN

EXIST INSUL

EXIST ROOF STRUCTURE

1/2" COVER BOARD

ROOF HATCH

CURB WITH INTERGRAL

CAP FLASHING

EXIST LADDER

WD BLOCKING

AS REQ'D

EXIST ROOF STRUCTURE

EXIST INSUL

3" RIGID INSUL,

R-17.1 MIN

1/2" COVER BOARD

MTL RING

UNDER DECK CLAMP

OVERFLOW DRAIN -

ZURN Z164

ROOFING MEMBRANE

ROOF DRAIN - ZURN Z164

INSULATED EQUIP CURB

ROOFING MEMBRANE

3" RIGID INSUL,

R-17.1 MIN

MEMBRANE FLASHING

C U

R B

H E

IG

H

T

M

IN

EXIST MECH EQUIP

EXIST INSUL

EXIST ROOF

STRUCTURE

WD BLOCKING

AS REQ'D

COUNTERFLASHING

1/2" COVER BOARD

AL DRIP EDGE

EXIST SHEATHING

ROOFING MEMBRANE

1'-10" x 3'-0" ACCESS DOOR, BASIS OF DESIGN: BEST

ACCESS DOORS, BA-PAL

OR APPROVED EQUAL

SURFACE MOUNTED

COUNTERFLASHING

FLASHING

ROOFING MEMBRANE

FLASHING

STANDING SEAM METAL ROOF

AL FASCIA

SELF-ADHERED HIGH-

TEMP UNDERLAYMENT

1/4" FRT PLYWD FULLY

ADHERE AND

MECHANICALLY FASTEN

TO EXIST ROOF SHEATHING

VINYL SIDING, REPLACE IN KIND

VENTED AL SOFFIT

PROTECT WRB DURING CONSTRUCTION,

REPAIR OR REPLACE IF DAMAGED

WRAP EXIST 2-

PIECE WD FASCIA

W/ AL FLASHING

SELF-ADHERED

WATERPROOFING

MEMBRANE

ROOF TRUSS

1/4" FRT

PLYWD

POP RIVET

3/4" TURN-UP

VENTED RIDGE FLASHING PERFORATED "Z"

OPNG IN DECK FOR

AIR FLOW BELOW

"Z" CLOSURE,

PROVIDE SEALANT

AT VERTICAL LEG

MTL ROOF CLIP

W/ FASTENERS

MTL ROOF PANEL

SEALANT @ VERT

LEG & UNDER "Z"

CLOSURE

APPROVED:APPROVED:CHECKED:

SCALE:CADD:DESIGNED:

REVISIONS

JOB No.

DATE:

THIS DRAWING IS AND SHALL REMAIN THE PROPERTY OF GANNETT FLEMING, INC. AND ANY MISUSE, REUSE, ALTERATIONS, ADDITIONS, AND/OR DELETIONS OF THESE DRAWINGS ON PROJECT EXTENSIONS OR OTHER PROJECTS SHALL BE AT THE USER'S SOLE RISK AND WITHOUT LIABILITY TO GANNETT FLEMING, INC. IN THE EVENT THAT A CONFLICT ARISES BETWEEN THE SEALED DRAWINGS AND THE ELECTRONIC FILES, THE SEALED DRAWINGS WILL GOVERN.

SHEET No.

© GANNETT FLEMING, INC. 2022 BALTIMORE, MARYLAND

AS NOTED

L o c a l F ile

/2

/2

:5

:2

P

M

A u to d e s k D o c s /0

-M

D O

T

M V

A V

M

U L

/0

-0

E a s to n R o o f_

A c e n tr a l_

R

B

IM

.r v t

A502

06/10/2022JEF

ASHDRE 067196

EASTON BRANCH ROOF

REPLACEMENT

MARYLAND DEPARTMENT OF TRANSPORTATION

9148 CENTREVILLE ROAD, EASTON, MD 21601

BID SUBMISSION

JEF

ROOF DETAILS

ARCHITECTURAL

C e n tr a l F ile B

IM

A c e n tr a l_

R .r v t

P ro je c t N u m b e r:

SCALE: 1 1/2" = 1'-0"

DETAIL - VENT STACK

SCALE: 1 1/2" = 1'-0"

DETAIL - ROOF HATCH

SCALE: 1 1/2" = 1'-0"

DETAIL - ROOF DRAIN

SCALE: 1 1/2" = 1'-0"

DETAIL - EQUIP CURB

SCALE: 1 1/2" = 1'-0"

DETAIL - ACCESS DOOR

SCALE: 1 1/2" = 1'-0"

DETAIL - GABLE END

SCALE: 1 1/2" = 1'-0"

DETAIL - RIDGE VENT