6-7-126_MINOS_G-02 GENERAL NOTES_REV01.pdf

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07/13/26JAD

JAD

07/13/26

6-7-126

MINOS HIGH BAY ROOF REPLACEMENT

and MASONRY WALL REPAIR

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GENERAL NOTES

ISSUE FOR CCR 05/29/26

ISSUE FOR BIDDING 08/03/26

ADDENDUM 02 09/25/26

7856-7-9

SCALE:

PROJECT NO.

SHEET NO.

DESIGNED

DRAWN

CHECKED

APPROVED

ISD ENGINEERING DATE

PROJECT NAME.

SHEET NAME:

REVISIONS

REV. DESCRIPTION DATE

REVISION NO.FIMS. NO.

ISD

INFRASTRUCTURE

SERVICES

DIRECTORATE

GENERAL NOTES

PART 1 - SCOPE

A. SEE EXHIBIT "A" AND SUPPLEMENTAL TERMS AND CONDITIONS AND PROJECT MANUAL FOR ADDITIONAL INFORMATION AND REQUIREMENTS.

B. FURNISH ALL LABOR, MATERIALS, AND EQUIPMENT REQUIRED TO COMPLETE THE SCOPE OF WORK BELOW AND AS NOTED ON THE DRAWING.

C. INSTALLATION OF ALL MATERIALS SHALL BE IN ACCORDANCE WITH THE MANUFACTURER'S PUBLISHED INSTRUCTIONS AND ALL WORK

PERFORMED IN ACCORDANCE WITH OSHA REGULATIONS.

D. PROVIDE FULL TEAR-OFF DOWN TO METAL DECK INCLUDING ACCESSORIES. PROVIDE NEW PVC ADHERED ROOFING SYSTEM AS PER ASSEMBLY DETAILS ON DRAWINGS AND SPECIFICATIONS TO PROVIDE A COMPLETE WATER-TIGHT RE-ROOFING APPLICATION.

E. PROVIDE ALL MATERIALS AND DETAILS REQUIRED BY THE ROOFING MANUFACTURER'S PUBLISHED INSTRUCTIONS WHETHER SPECIFICALLY

IDENTIFIED HEREIN OR ON THE DRAWINGS.

F. SEE PROTECTION NOTES FOR REQUIRED PROTECTION OF EXISTING.

G. FIELD VERIFY ALL DIMENSIONS PRIOR TO STARTING ANY WORK.

H. CAREFULLY INSPECT AND SURVEY CONDITIONS IMMEDIATELY BENEATH THE ROOF DECK. COORDINATE ELECTRICAL CONDUIT LOCATIONS

WITHIN DECK FLUTES.

I. SUBCONTRACTOR IS RESPONSIBLE FOR LOCATING ANY EXISTING CONDUIT LOCATIONS IN FLUTES OF METAL DECKING. CONDUITS MUST BE LOCATED, COORDINATED, AND MARKED ON ROOFING MATERIALS PRIOR TO INSTALLATION OF ANY MECHANICAL FASTENERS. CONFIRMATION WITH FERMILAB CONSTRUCTION COORDINATOR IS REQUIRED PRIOR TO INSTALLATION OF ANY MECHANICAL FASTENERS.

J. SUBCONTRACTOR IS RESPONSIBLE FOR LOCATING AND MARKING ALL EXISTING UTILITIES BEFORE COMMENCING ANY WORK. IF THE SUBCONTRACTOR FAILS TO LOCATE OR MARK SUCH UTILITIES, AND SUCH FAILURE RESULTS IN DAMAGE TO ANY UTILITY, THE SUBCONTRACTOR SHALL BE SOLELY RESPONSIBLE FOR ALL COSTS, INCLUDING BUT NOT LIMITED TO REPAIR, REPLACEMENT, RELOCATION , AND CONSEQUENTIAL DAMAGES, AS WELL AS DELAY AND DISRUPTION COSTS.

K. PROVIDE SAFETY BARRICADES AND WARNING SIGNS TO PREVENT ENTRANCE TO WORK ZONE, STAGING AREAS AND SURROUNDING AREAS.

L. SUBCONTRACTOR SHALL INSTALL ALL NECESSARY PROTECTION FOR EXISTING IMPROVEMENTS, PROJECT SITE, PROPERTY AND NEW WORK AGAINST, DUST, DIRT, WEATHER, DAMAGE, VANDALISM AND MAINTAIN AND RELOCATE ALL PROTECTION TO ACCOMMODATE PROGRESSION OF

THE WORK.

M. ALL COMPONENTS TO BE INSTALLED IN DRY WEATHER AND SEALED OFF FROM POSSIBLE INCLEMENT WEATHER AT THE END OF EACH DAY WORKED. TEMPORARY CLOSURES WILL BE REQUIRED AT THE END OF EACH WORKING DAY TO PREVENT THE FLOW OF WATER BENEATH THE

ROOF SYSTEM DURING INCLEMENT WEATHER.

N. DAILY ROOFING TEAR OFF WILL BE LIMITED TO THE AMOUNT THAT CAN BE REPLACED IN A DAY'S WORK. SUBCONTRACTOR WILL BE LIABLE FOR

ALL DAMAGES RESULTING FROM AN IMPROPERLY INSTALLED NIGHTLY TIE-IN.

O. DAILY CLEAN-UP OF WORK AREA IS REQUIRED. ALL MATERIALS FROM DEMOLITION, EXCEPT METAL, SCRAPS AND PACKING MATERIALS SHALL BE DISPOSED OF IN SUBCONTRACTOR PROVIDED CONTAINERS. ALL MATERIALS SHALL BE REMOVED FROM THE SITE AT THE END OF THE

PROJECT.

P. SUBCONTRACTOR SHALL COORDINATE WORK AND COOPERATE WITH SUBCONTRACTORS ON ADJACENT AND CONCURRENT WORK.

Q. AFTER REMOVAL OF ALL ROOFING MATERIAL VERIFY METAL DECKING IS SOUND, DRY, AND FREE OF OIL, RUST AND DEBRIS. NOTIFY FERMILAB CONSTRUCTION COORDINATOR OF ANY AREAS THAT ARE NOT IN ACCORDANCE WITH ROOFING MANUFACTURER'S REQUIREMENTS.

R. REFER TO GENERAL NOTES ON ARCHITECTURAL DRAWINGS FOR MORE REQUIREMENTS REGARDING TO EXISTING SURFACE CONDITIONS, AND

REMOVAL REQUIREMENTS.

S. DEBRIS SHALL BE REMOVED FROM THE FERMILAB SITE. CONSTRUCTION/DEMOLITION WASTE MATERIALS SHALL BE DISPOSED OF TO A RECYCLING VENDOR TO THE EXTENT PRACTICABLE. SUBCONTRACTOR SHALL SUBMIT A REPORT AT THE CONCLUSION OF THE JOB OF THE

AMOUNT OF WASTE RECYCLED.

GENERAL NOTES (CONTINUED)

PART 5 - MASONRY WALL REPAIR (CONTINUED)

Official Name of Building: NUMSB MINOS

FIMS Number: 785

New Roof ID(s) R785R01

Roof Area (Square Feet) 4444

Roofing Contractor Name:

Address:

Phone Number:

Date of New Roofing:

Roofing System Used:

Cool Roof (Y/N):

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PART 2 - SITE INVESTIGATION AND WORK CONDITIONS AFFECTING WORK; CONTRACT DOCUMENTS A. THE SUBCONTRACTOR ACKNOWLEDGES THAT IT HAS TAKEN STEPS REASONABLY NECESSARY TO ASCERTAIN THE NATURE AND LOCATION OF

THE WORK AND THAT IT HAS INVESTIGATED AND SATISFIED ITSELF AS TO THE GENERAL AND LOCAL CONDITIONS WHICH CAN AFFECT THE

WORK OR ITS COST, INCLUDING BUT NOT LIMITED TO:

1. CONDITIONS BEARING UPON TRANSPORTATION, DISPOSAL, HANDLING, AND STORAGE OF MATERIALS;

2. THE AVAILABILITY OF LABOR, WATER ELECTRIC POWER, AND ROADS;

3. UNCERTAINTIES OF WEATHER OR SIMILAR PHYSICAL CONDITIONS AT THE SITE;

4. THE CONFORMATION AND CONDITIONS OF THE GROUND; AND

5. THE CHARACTER OF EQUIPMENT AND FACILITIES NEEDED PRELIMINARY TO AND DURING WORKED PERFORMANCE.

6. THE SUBCONTRACTOR ALSO ACKNOWLEDGES THAT IT HAS SATISFIED ITSELF AS TO THE CHARACTER, QUALITY, AND QUANTITY OF

SURFACE AND SUBSURFACE MATERIALS OR OBSTACLES TO BE ENCOUNTERED INSOFAR AS THIS INFORMATION IS REASONABLY ASCERTAINABLE OR INFERABLE FROM AN INSPECTION OR EXPLORATION OF THE SITE, FROM EXPLORATORY WORK DONE AND DISCLOSED BY FERMILAB OR ANY OTHER PERSON, FROM THE DRAWINGS AND SPECIFICATIONS MADE A PART OF THE SUBCONTRACT OR FROM ANY COMBINATION THEREOF. ANY FAILURE BY THE SUBCONTRACTOR TO TAKE THE ACTIONS DESCRIBED AND ACKNOWLEDGED IN THIS PARAGRAPH WILL NOT RELIEVE THE SUBCONTRACTOR FROM RESPONSIBILITY FOR ESTIMATING PROPERLY THE DIFFICULTY AND COST OF SUCCESSFULLY PERFORMING THE WORK OR FOR PROCEEDING TO SUCCESSFULLY PERFORM THE WORK WITHOUT ADDITIONAL EXPENSE

TO FERMILAB.

PART 3 - PROTECTION

A. PRIOR TO STARTING ANY WORK, CAREFULLY INSPECT THE UNDERSIDE OF THE DECK TO INSURE NO INTERFERENCE FROM EXISTING PIPING, CONDUIT, DUCT WORK, OR EQUIPMENT. NOTIFY THE FERMILAB CONSTRUCTION COORDINATOR IMMEDIATELY OF ANY CONDITIONS THAT MAY

INTERFERE WITH ROOFING FASTENERS.

B. EXISTING FACILITIES: PROTECT ADJACENT WALKWAYS, ENTRIES, LANDSCAPING AND OTHER BUILDING FACILITIES DURING DEMOLITION

OPERATIONS. MAINTAIN EXITS FROM EXISTING STRUCTURES.

C. EXISTING UTILITIES: MAINTAIN UTILITY SERVICES AND PROTECT FROM DAMAGE DURING DEMOLITION OPERATIONS.

D. TEMPORARY PROTECTION: ERECT TEMPORARY PROTECTION, SUCH AS WALKS, FENCES, RAILINGS, CANOPIES, AND COVERED PASSAGEWAYS.

1. PROTECT STRUCTURES AND FACILITIES FROM DAMAGE DUE TO DEMOLITION ACTIVITIES.

2. PROTECT EXISTING SITE IMPROVEMENTS, APPURTENANCES, AND LANDSCAPING TO REMAIN.

3. PROVIDE TEMPORARY BARRICADES AND OTHER PROTECTION REQUIRED TO PREVENT PUBLIC ACCESS INTO WORK AREA AND INJURY TO

PEOPLE AND DAMAGE TO ADJACENT STRUCTURES AND FACILITIES.

4. PROVIDE PROTECTION TO ENSURE SAFE PASSAGE OF PEOPLE AROUND DEMOLITION AREA AND TO AND FROM OCCUPIED PORTIONS OF

ADJACENT STRUCTURES. PROTECT EXITS WITH COVERED WALKWAY TO PUBLIC WAY.

5. PROTECT WALLS, WINDOWS, ROOFS, AND OTHER ADJACENT EXTERIOR CONSTRUCTION THAT ARE TO REMAIN AND THAT ARE EXPOSED TO

DEMOLITION OPERATIONS.

6. ERECT AND MAINTAIN TEMPORARY ENCLOSURES TO PREVENT FUMES, DUST, NOISE, AND DIRT MIGRATION INTO BUILDINGS.

D. RESTORE ALL PLANTING AREAS UPON COMPLETION OF WORK AND REMOVAL OF EQUIPMENT.

GENERAL NOTES (CONTINUED)

PART 4 - WARRANTY REQUIREMENTS:

NOTE: FINAL PAYMENT WILL NOT BE ISSUED WITHOUT RECEIPT OF WARRANTY

A. THE SUBCONTRACTOR SHALL BE AN “APPROVED APPLICATOR” AS RECOGNIZED BY THE ROOFING MANUFACTURER.

B. SUBCONTRACTOR SHALL INSTALL THE ROOFING SYSTEM IN STRICT ACCORDANCE WITH THE MANUFACTURERS PUBLISHED DETAILS, SPECIFICATIONS, AND RECOMMENDATIONS TO COMPLY WITH THE WARRANTY REQUIREMENTS.

C. MANUFACTURER'S NOTICE OF APPROVAL: CONTRACTOR TO PROVIDE A NOTICE OF APPROVAL SIGNED BY THE ROOFING MANUFACTURER STATING THAT THE PROPOSED ROOFING SYSTEM HAS BEEN REVIEWED AND COMPLIES WITH SPECIFIED WARRANTY REQUIREMENTS. DOCUMENT MUST BE SUBMITTED TO OWNER PRIOR TO BEGINNING WORK.

D. A PRECONSTRUCTION MEETING PRIOR TO THE START OF CONSTRUCTION IS REQUIRED AND SHALL INCLUDE THE

MANUFACTURER'S REPRESENTATIVE.

E. UPON COMPLETION AND INSPECTION BY THE ROOFING MANUFACTURER'S REPRESENTATIVE, SUBCONTRACTOR SHALL ISSUE A THIRTY (30) YEAR TOTAL SYSTEM LABOR AND MATERIAL WARRANTY WITHOUT MONETARY LIMITATION COVERING ALL DEFECTS

IN MATERIAL AND WORKMANSHIP FOR THE TERM OF THE WARRANTY.

THE FOLLOWING INFORMATION SHALL BE PROVIDED BY THE SUBCONTRACTOR AND INCLUDED ON EACH ROOFING WARRANTY:

PROVIDE ONE (1) ELECTRONIC VERSION (PDF) OF EACH WARRANTY. DO NOT GROUP WARRANTIES.

SUBMIT EXECUTED WARRANTY TO JACQUELYN DRAGOVICH , JDRAGOVI@FNAL.GOV, 630-840-5440

5. IN THE ABSENCE OF A FINALIZED STRATEGY BY FFDG ARCHITECT AND FFDG A/E CONSULTANT, SUBCONTRACTOR SHALL PROPOSE A COMPREHENSIVE STRATEGY TO INCLUDE BUT NOT LIMITED TO THE FOLLOWING REQUIREMENTS. NOTE THAT THIS IS SUBJECT TO CHANGE BASED ON INVESTIGATION RESULTS AND ANALYSIS FROM FFDG A/E CONSULTANT. UNLESS INVESTIGATION PROVES OTHERWISE, THE SUBCONTRACTOR SHOULD FOLLOW THE GENERAL WORK SEQUENCE OUTLINED BELOW.

5.A. REMOVE COPING STONES AND DETERIORATED COMPONENTS AS NEEDED. SUBCONTRACTOR TO BEGIN AT HIGHEST

POINT OF MASONRY WALL ABOVE HIGH BAY ROOF.

5.B. CLEAN AND INSPECT PARAPET TOP.

5.C. EXAMINE SUBSTRATE AND CONDITIONS OF WORK AND NOTIFY FFDG CONSTRUCTION COORDINATOR AND FFDG

PROJECT MANAGER IN WRITING OF DETRIMENTAL CONDITIONS. DO NOT PROCEED UNTIL UNSATISFACTORY

CONDITIONS HAVE BEEN CORRECTED

5.D. INSTALL PEEL_AND_STICK MEMBRANE OVER PARAPET TOP.

5.E. INSTALL STAINLESS STEEL THROUGH_WALL FLASHING WITH END DARESET OR REPLACE COPING STONES WITH

CORRECT SLOPE AND DRIP KERFS

5.F. SEAL COPING JOINTS WITH APPROPRIATE SEALANT.

5.G. RESTORE DRAINAGE CAVITY AND WEEPS.

5.H. PERFORM FINAL TUCKPOINTING OF MASONRY JOINTS.

5.I. ROOFER WILL BE RESPONSIBLE FOR TYING IN THE NEW MEMBRANE WITH COUNTERFLASHING AND/OR FLUID APPLIED

MEMBRANE AS PER MANUFACTURER'S GUIDELINES AND WARRANTIES.

5.J. IF ANY REMOVAL/REPLACEMENT OF COUNTER FLASHING ON LOWER ROOFS REQUIRED, SUBCONTRACTOR SHOULD

REFER TO JOHNS MANVILLE WARRANTY INFORMATION ON SHEET A-01 FOR LOWER ROOFS THAT ARE NOT PART OF

SCOPE.

5.K. SUBCONTRACTOR SHALL ENSURE THAT MASONRY WALL IS WEATHERTIGHT AT CONCLUSION OF SCOPE

INVESTIGATION, AT END OF EACH WORKDAY, AND AT ANY MILESTONE.

5.L. LIMESTONE COPING STONE REQUIREMENTS

5.L.1. INSPECT AND REPLACE COPING STONES AS REQUIRED; MAINTAIN MINIMUM 2" OVERHANG WITH DRIP KERF CUT ½"

BACK FROM EDGE.

5.L.2. PROVIDE/REPLACE STAINLESS STEEL DOWELS OR PINS ONLY WHERE STRUCTURALLY REQUIRED; MAINTAIN

EXPANSION JOINTS AT 4-6 FT INTERVALS UNLESS STONE LENGTH DICTATES OTHERWISE.

5.L.3. INSTALL CONTINUOUS PEEL_AND_STICK MEMBRANE FULLY ADHERED TO THE PARAPET TOP BEFORE COPING IS

PLACED.

5.L.4. AT DOWEL/PIN PENETRATIONS, MEMBRANE SHALL BE CUT TIGHT AND PATCHED TO CREATE A SEALED “BOOT.”

5.L.5. PROVIDE ½" PER FOOT SLOPE TOWARD THE ROOF SIDE.

5.M. ROOF MEMBRANE AND WATERPROOFING INTEGRATION

5.M.1. PVC ROOF MEMBRANE SHALL TURN UP THE PARAPET AS PER MANUFACTURER'S GUIDELINES FOR 30 YEAR

GUARANTEE. REFER TO DRAWING DETAILS AND SPECIFICATIONS. FOR LOWER ROOFS NOT IN SCOPE, REFER TO JOHNS MANVILLE WARRANTY FOR GUIDELINES. REFER TO NOTE ON A-01 ROOF PLAN FOR MORE INFORMATION ON

JOHNS MANVILLE WARRANTY INFORMATION.

5.M.2. REFER TO SPECIFICATIONS AND DRAWINGS FOR MORE INFORMATION ON LIQUID (FLUID) APPLIED MEMBRANE

FLASHING WHICH WILL BE APPLIED ON MASONRY AS PER SPECIFICATIONS AND DRAWINGS.

5.M.3. IF AFTER INVESTIGATION, THE EXISTING COMPONENTS DO NOT PROVIDE SUFFICIENT PROTECTION, INSTALL A FLUID-APPLIED AIR BARRIER BEHIND THE VENEER, ENSURING IT TIES INTO THE ROOF MEMBRANE, SO THE AIR AND

WATER BARRIER REMAIN CONTINUOUS. MASONRY BACKUP AND CAVITY DRAINAGE

5.M.4. CONFIRM AND MAINTAIN MINIMUM 2" DRAINAGE CAVITY BEHIND VENEER AS SHOWN IN REFERENCE DRAWINGS.

5.M.5. INSTALL OR REPLACE STAINLESS STEEL THROUGH WALL FLASHING WITH END DAMS AT COPING LEVEL.

5.N. PARAPET WALL CONSTRUCTION REQUIREMENTS

5.N.1. TOP COURSE OF CMU BACKUP SHALL BE FULLY GROUTED AND PROTECTED WITH PEEL_AND_STICK MEMBRANE.

5.N.2. PROVIDE CONTINUOUS STAINLESS STEEL PARAPET ANCHORS WHERE REQUIRED.

5.N.3. PROVIDE WEEP HOLES AT 24" O.C. MAX ABOVE ROOF THROUGH WALL FLASHING AND AT BASE OF MASONRY WALL.

5.N.4. RESTORE OR CLEAR BLOCKED DRAINAGE CAVITIES AS REQUIRED.

5.N.5. PROVIDE CONTINUITY BETWEEN ROOF INSULATION AND WALL INSULATION TO MINIMIZE THERMAL BRIDGING.

5.O. INSULATION REQUIREMENTS

5.O.1. WHERE FEASIBLE, PROVIDE CONTINUOUS EXTERIOR INSULATION (RIGID MINERAL WOOL OR POLYISOCYANURATE

BOARD INSULATION) AS SHOWN ON REFERENCE DRAWINGS.

5.O.2. ENSURE CONTINUITY BETWEEN ROOF INSULATION AND WALL INSULATION TO MINIMIZE THERMAL BRIDGING.

5.P. CONTROL AND EXPANSION JOINTS

5.P.1. PROVIDE VERTICAL EXPANSION JOINTS IN VENEER EVERY 20-25 FT OR AS DIRECTED.

5.P.2. RESTORE SOFT JOINTS BELOW COPING TO ACCOMMODATE DIFFERENTIAL MOVEMENT.

5.Q. TUCKPOINTING GUIDANCE

5.Q.1. TUCKPOINTING MAY BE PERFORMED ONLY AFTER COPING, FLASHING, MEMBRANE, AND DRAINAGE REPAIRS ARE

COMPLETE.

5.Q.2. MORTAR JOINT TUCKPOINTING IS A FINAL STEP, NOT A PRIMARY WATER_INTRUSION FIX.

6. FFDG HAS LIMITED QUANTITY OF FACE BRICK TO MATCH EXISTING. SUBCONTRACTOR TO FIND BEST MATCH AND PROVIDE A

SAMPLE AS PER SPECIFICATION 040120.63 BRICK MASONRY REPAIR.

6.A. SF TAKE OFFS NEED TO BE VERIFIED IN FIELD. THE NUMBERS BELOW ARE APPROXIMATE.

6.B. SF OF BRICK ON OUTSIDE FACE IS APPROX. 4650 SF.

6.C. SF OF BRICK ON INSIDE FACE (ROOF SIDE) IS APPROX. 1330 SF.

6.D. TOTAL SF OF BRICK IS APPROX. 5980 SF.

6.E. LENGTH OF LIMESTONE COPING(STOCK UNITS, 12" WALL, 6" THICK0 IS APPROXIMATELY 200 LINEAR FOOT.

6.F. FACE BRICK INFORMATION FROM EXISTING BUILDING (PROJECT 6-7-5).

6.G. CONFORM TO REQUIREMENTS OF ASTM SPECIFICATION C216, GRADE SW, TYPE FBS, TRIPLE SIZE (3-5/8” X 7-5/8” X

7-5/8”) AND CLOSURE BRICK. BRICK SHALL BE “MEDIUM IRONSPOT 46 VELOUR” AS MANUFACTURED BY ENDICOTT CLAY

PRODUCTS CO., FAIRBURY, NE.

6.H. BRICK HAVING CORES IN EXCESS OF 25% SHALL NOT BE USED. NO PART OF ANY HOLE SHALL BE LESS THAN 3/4 INCH FROM ANY EDGE OF BRICK. BRICKS MAY HAVE A RECESS (FROG) IN ANY ONE BEARING FACE NOT EXCEEDING 3/8 INCH

IN DEPTH. NO PART OF FROG SHALL BE LESS THAN 3/4 INCH FROM EDGE OF BRICK.

6.I. FACES AND ENDS THAT WILL BE EXPOSED IN THE COMPLETED WORK SHALL BE UNIFORMLY STRAIGHT, TRUE, AND

FREE FROM CHIPS AND SPALLS.

PART 5 - MASONRY WALL REPAIR (CONTINUED)

1. COORDINATION AND PROJECT INTEGRATION

1.A. MASONRY WALL REPAIR WORK MUST BE COORDINATED WITH THE MINOS HIGH BAY ROOF REPLACEMENT.

1.B. SUBCONTRACTOR SHALL REVIEW EXISTING CONDITIONS AND SUBMIT COMPREHENSIVE REPAIR APPROACH

SUMMARY. EXAMINE SUBSTRATE AND CONDITIONS OF WORK AND NOTIFY FFDG CONSTRUCTION COORDINATOR AND FFDG PROJECT MANAGER IN WRITING OF DETRIMENTAL CONDITIONS. DO NOT PROCEED UNTIL UNSATISFACTORY

CONDITIONS HAVE BEEN CORRECTED

1.C. FFDG MUST APPROVE OF SUBCONTRACTOR'S REPAIR APPROACH SUMMARY BEFORE SUBCONTRACTOR MOVES

FORWARD WITH REPAIRS.

1.D. SUBCONTRACTOR TO REFER TO SPECIFICATIONS SECTION 040120.63 BRICK MASONRY REPAIR AND SECTION

040120.64 - BRICK MASONRY REPOINTING FOR MORE INFORMATION.

1.E. REFER TO SECTION 040120.63 PARAGRAPH 1.8 FOR PREPARATION REQUIREMENTS OF BRICK MASONRY REPAIR MOCKUPS TO DEMONSTRATE AESTHETIC EFFECTS AND SET QUALITY STANDARDS FOR MATERIAL INSTALLATION.

2. SCOPE INVESTIGATION:

2.A. SUBCONTRACTOR IN COORDINATION WITH FFDG CONSTRUCTION COORDINATOR AND FFDG ARCHITECT/PROJECT MANAGER WILL CONDUCT A SCOPE INVESTIGATION TO REVIEW EXISTING CONDITION OF MASONRY WALL.

INVESTIGATION WILL IDENTIFY POTENTIAL SOURCES OF WATER INTRUSION, INCLUDING COPING STONE CONDITIONS, MEMBRANE FAILURES, FLASHING ISSUES, POROUS LIMESTONE AND INADEQUATE DRAINAGE.

2.B. INVESTIGATION OF EXISTING LIMESTONE COPING, FLASHING, AND MEMBRANE CONDITIONS SHALL OCCUR AT THE SAME TIME AS TUCKPOINTING TO ENSURE COMPLETE UNDERSTANDING OF WATER_INTRUSION PATHWAYS.

2.C. TUCKPOINTING MAY BE PERFORMED ONLY AFTER COPING, FLASHING, MEMBRANE, AND DRAINAGE REPAIRS ARE

COMPLETE.

3. SUBCONTRACTOR WILL PREPARE TO DECONSTRUCT THE WALL AT HIGHEST POINT ON MINOS HIGH BAY ROOF FOR INVESTIGATION

BY FFDG ARCHITECT AND FFDG A/E CONSULTANT.

3.A. THE WALL PORTION THAT IS OPENED MUST BE WEATHER TIGHT AT CONCLUSION OF THE INVESTIGATION.

4. SUBCONTRACTOR MUST BE PREPARED TO CORRECT, INCLUDING BUT NOT LIMITED TO, THE FOLLOWING:

4.A.A. MISSING OR FAILED COPING FLASHING/MEMBRANE

4.A.B. POROUS/CRACKED LIMESTONE COPING

4.A.C. OPEN JOINTS UNDER COPING

4.A.D. MISSING KERFS/DRIP EDGES

4.A.E. FAILED/CLOGGED/ MISSING WEEP HOLES

4.A.F. DETERIORATED THROUGH_WALL FLASHINGS

4.A.G. THERMAL_MOVEMENT RELATED TO COPING JOINT CRACKS

4.A.H. UNSEALED DOWEL/PIN PENETRATIONS

4.A.I. TUCKPOINTING ALONE IS NOT CONSIDERED AN ACCEPTABLE SOLUTION.

4.A.J. WEEP HOLE CLEANING/ REPAIR OR INSTALLATION OF WEEP HOLES AS REQUIRED.