W912QR20B0001-0005.pdf

CIVIL/OPS/ENVIRONMENTAL BR

ATTN: MARCEL D HULL

600 DR M L KING JR PL RM 821

LOUISVILL KY 40202-2236

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15A. NAME AND TITLE OF SIGNER (Type or print)

30-105-04EXCEPTION TO SF 30

APPROVED BY OIRM 11-84

STANDARD FORM 30 (Rev. 10-83) Prescribed by GSA

FAR (48 CFR) 53.243

Solicitation W912QR20B0001 for the WPAFB Fire/Crash Rescue Station Project is hereby amended as follow s:

A. SHEET H-001 has been revised and replaced in its entirety.

B. All other terms and conditions remain unchanged.

1. CONTRACT ID CODE PAGE OF PAGES

1 2

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

16C. DATE SIGNED

BY

16B. UNITED STATES OF AMERICA15C. DATE SIGNED15B. CONTRACTOR/OFFEROR

(Signature of Contracting Officer)(Signature of person authorized to sign)

8. NAME AND ADDRESS OF CONTRACTOR (No., Street , County, State and Zip Code) X W912QR20B0001

X 9B. DATED (SEE ITEM 11)

27-Jan-2020

10B. DATED (SEE ITEM 13)

9A. AMENDMENT OF SOLICITATION NO.

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

X The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offer is extended, X is not extended.

Offer must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended by one of the following methods:

(a) By completing Items 8 and 15, and returning 1 copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

or (c) By separate letter or telegram which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN

REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by telegram or letter, provided each telegram or letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

12. ACCOUNTING AND APPROPRIATION DATA (If required)

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE

CONTRACT ORDER NO. IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(B).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

E. IMPORTANT: Contractor is not, is required to sign this document and return copies to the issuing office.

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

10A. MOD. OF CONTRACT/ORDER NO.

2. AMENDMENT/MODIFICATION NO.

5. PROJECT NO.(If applicable)

6. ISSUED BY

3. EFFECTIVE DATE

06-Mar-2020

CODE

U. S. ARMY ENGINEER DISTRICT, LOUISVILLE

600 DR. MARTIN LUTHER KING, JR. PLACE

ROOM 821

LOUISVILLE KY 40202-2239

W912QR 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE 964860

FACILITY CODECODE

EMAIL:TEL:

W912QR20B0001-0005

W912QR20B0001

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

(End of Summary of Changes)

W912QR20B0001-0005

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PLANS & SPECIFICATIONS FOR

VAPOR MITIGATION SYSTEM

FIRE-CRASH RESCUE STATION

5144 VINCE AVENUE

WRIGHT-PATTERSON AIR FORCE BASE, OHIO 45433

PROJECT SITE LOCATION

SITE

INDEX OF SHEETS

H-001 TITLE SHEET AND GENERAL NOTES

H-101 VAPOR MITIGATION SYSTEM PLAN

H-501 VAPOR MITIGATION SYSTEM DETAILS

NOTICE FOR CONTRACTOR

ALL CONTRACTORS AND SUBCONTRACTORS

PERFORMING WORK SHOWN ON OR RELATED TO

THESE PLANS SHALL CONDUCT THEIR OPERATIONS

SO THAT ALL EMPLOYEES ARE PROVIDED A SAFE

PLACE TO WORK AND THE PUBLIC IS PROTECTED.

ALL CONTRACTORS AND SUBCONTRACTORS SHALL

COMPLY WITH THE "OCCUPATIONAL SAFETY AND

HEALTH REGULATIONS" OF THE U.S. DEPARTMENT

OF LABOR AND ALL LOCAL AND STATE

REGULATIONS.

THE OWNER AND THE VMS DESIGNER SHALL NOT BE

RESPONSIBLE IN ANY WAY FOR CONTRACTORS AND

SUBCONTRACTORS COMPLIANCE WITH THE

"OCCUPATIONAL SAFETY AND HEALTH

REGULATIONS" OF THE U.S. DEPARTMENT OF LABOR

AND ALL LOCAL AND STATE REGULATIONS.

CONTRACTOR AGREES THAT HE SHALL ASSUME

SOLE AND COMPLETE RESPONSIBILITY FOR JOB

SITE CONDITIONS DURING THE COURSE OF

CONSTRUCTION OF THIS PROJECT, INCLUDING

SAFETY OF ALL PERSONS AND PROPERTY, THAT

THIS REQUIREMENT SHALL APPLY CONTINUOUSLY

AND NOT BE LIMITED TO NORMAL WORKING HOURS,

AND THAT THE CONTRACTOR SHALL DEFEND.

INDEMNIFY, AND HOLD THE OWNER AND THE VMS

DESIGNER HARMLESS FROM ANY AND ALL LIABILITY

REAL OR ALLEGED, IN CONNECTION WITH THE

PERFORMANCE OF WORK ON THIS PROJECT,

EXCEPT FOR LIABILITY ARISING FROM THE SOLE

NEGLIGENCE OF THE OWNER OR THE VMS

DESIGNER.

IN CASE OF CONFLICT BETWEEN THESE PLANS AND

OTHER SITE DESIGN DOCUMENTS AND/OR

MANUFACTURER SPECIFICATIONS / REQUIREMENTS

THE APPROPRIATE PARTIES I COMPANIES WITH

CONFLICTING DOCUMENTATION SHALL CONFER TO

DETERMINE A MUTUALLY AGREED UPON SOLUTION.

2 3 I 4

NOTES

I. APPLICABILITY

A. GENERAL

B.

1. A PASSIVE VAPOR MITIGATION SYSTEM (VMS) SHALL BE INSTALLED AND WILL INCLUDE A 40 MIL DRY THICKNESS APPLICATION OF SPRAY-APPLIED ASPHALTIC MEMBRANE PLACED OVER THE EXISTING FLOOR A PROTECTIVE LAYER OF CONCRETE WILL BE PLACED ON TOP OF THE VMS IN ACCORDANCE WITH THE

PROJECT PLANS.

2. VMS DETAILS PRESENTED IN THESE PLANS AND SPECIFICATIONS SHALL BE UTILIZED IN THE CONSTRUCTION OF THE BUILDING DESIGNATED ON SHEETS H-001 THROUGH H-501. THE BASIS OF DESIGN IS A SPRAY-APPLIED MEMBRANE AS DESCRIBED IN THESE PLANS. THESE PRODUCTS ARE PROVIDED TO DESCRIBE THE SYSTEM AND MATERIALS ONLY AND MAY BE SUBSTITUTED FOR EQUIVALENT PRODUCTS IF

APPROVED BY THE VMS DESIGNER

SYSTEM COMPONENTS

1. THE VMS CONSTRUCTION SHALL CONSIST OF, BUT NOT BE LIMITED TO. THE FOLLOWING:

a. SUPPLY AND INSTALL BASE GEOTEXTILE LAYER ON TOP OF EXISTING CONCRETE

b. SUPPLY AND INSTALL 40-MIL SPRAY-APPLIED ASPHAL TIC EMULSION LAYER

c. PERFORM SMOKE AND COUPON TESTING OF THE VMS MEMBRANE

d. SUPPLY AND INSTALL PROTECTIVE GEOTEXTILE LAYER ABOVE THE ASPHAL TIC LAYER

2. ALL MATERIALS ARE TO BE DELIVERED TO THE PROJECT SITE IN THEIR ORIGINAL UNBROKEN PACKAGES BEARING THE MANUFACTURER'S LABEL SHOWING BRAND, WEIGHT, VOLUME, BATCH NUMBER AND DATE.

MATERIALS ARE TO BE STORED AT THE PROJECT SITE IN STRICT COMPLIANCE WITH THE MANUFACTURER'S

INSTRUCTIONS.

II. VAPOR MITIGATION SYSTEM

A. VMS MEMBRANE

A.1 MATERIALS

1. THE VMS MEMBRANE SHALL CONSIST OF A SPRAYED-ON OR LOCALLY TROWEL APPLIED, ASPHALTIC

EMULSION LAYER BETWEEN TWO PROTECTIVE LAYERS.

2. INSTALLATION OF THE BASE LAYER AND PROTECTIVE FABRIC SHALL BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER'S SPECIFICATIONS UNLESS OTHERWISE SPECIFIED AND APPROVED BY THE VMS

DESIGNER

A.2 BASE AND PROTECTIVE LAYERS

1. THE BASE LAYER SHALL CONSIST OF A CHEMICALLY RESISTANT POLYPROPYLENE GEOTEXTILE LINER SUPPLIED BY THE MANUFACTURER AND APPROVED BY THE VMS DESIGNER THE BASE LAYER IS INSTALLED

AS A CARRIER FABRIC FOR THE VMS MEMBRANE.

2. THE UPPER SURFACE OF THE VMS MEMBRANE SHALL BE PROTECTED BY A MANUFACTURER APPROVED PROTECTIVE GEOTEXTILE LAYER, TO SERVE AS A PROTECTIVE LAYER DURING PLACEMENT OF THE UPPER THICKNESS OF THE FLOOR SLAB AS SPECIFIED ON THESE PLANS. THE PROTECTIVE LAYER IS INSTALLED

AFTER THE APPLICATION, CURING, AND TESTING OF THE ASPHAL TIC MEMBRANE.

A.3 SPRAY-APPLIED ASPHALTIC MEMBRANE

1. THE VMS MEMBRANE SHALL CONSIST OF A SPRAY-APPLIED, SINGLE COURSE, HIGH BUILD, POLYMER MODIFIED ASPHALT EMULSION OR EQUIVALENT AS APPROVED BY THE VMS DESIGNER THE MEMBRANE SHALL HAVE A MINIMUM CURED (DRY) THICKNESS OF 40 MILS AND SHALL BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER'S SPECIFICATIONS UNLESS OTHERWISE SPECIFIED AND APPROVED BY THE VMS

DESIGNER

I

E. WARRANTY

5 I 6

1. TERRACON RECOMMENDS THE OWNER OBTAIN A WARRANTY FOR THE VMS MEMBRANE. THE

MANUFACTURER PROVIDES PRODUCT AND/OR SYSTEM WARRANTIES FOR THE VMS MEMBRANE RANGING

FROM ONE YEAR TO 30 YEARS IN DURATION.

2. MANUFACTURER MAY REQUIRE SUBMITTAL OF DESIGN DOCUMENTS, ENVIRONMENTAL REPORTS, GEOTECHNICAL REPORTS, OR OTHER DOCUMENTATION FOR REVIEW PRIOR TO ISSUING A WARRANTY, AND ADDITIONAL COSTS MAY APPLY. PLEASE CONTACT THE SELECTED MANUFACTURER FOR WARRANTY TERMS

AND CONDITIONS AND ADDITIONAL INFORMATION.

3. MANUFACTURERS EXTENDED WARRANTIES MUST BE REQUESTED BY THE OWNER PRIOR TO VMS

INSTALLATION BID REQUESTS.

F. JOB CONDITIONS

1 THE AREAS ADJACENT TO THE VMS MEMBRANE ARE TO BE PROTECTED BY THE VMS SUBCONTRACTOR FOR THE PERFORMANCE OF THIS SCOPE OF WORK DURING THE INSTALLATION PROCESS. WHERE NECESSARY, H.

MASKING OR OTHER PROTECTIVE MEASURES SHALL BE UTILIZED TO PREVENT STAINING OF SURFACES

BEYOND THE LIMITS OF THE APPLICATION.

2. WORK IS TO BE PERFORMED ONLY WHEN EXISTING AND FORECASTED WEATHER CONDITIONS ARE WITHIN THE MANUFACTURER RECOMMENDATIONS FOR THE MATERIAL AND PRODUCT USED. THE APPLICATION OF THE VMS MEMBRANE COMPOUNDS SHALL BE SUSPENDED IF THE AMBIENT TEMPERATURE FALLS BELOW 45°

F, OR DURING PERIODS OF PRECIPITATION. APPLICATION OF THE VMS MEMBRANE MAY BE PERFORMED

BELOW 45° F, BUT ONLY WITH WRITTEN PERMISSION FROM THE VMS DESIGNER AND MATERIAL

MANUFACTURER.

3. A MINIMUM CLEARANCE OF 24 INCHES IS REQUIRED FOR A TYPICAL SPRAY APPLICATION OF THE ASPHALTIC LAYER. FOR AREAS WITH LESS THAN 24-INCH CLEARANCE, THE ASPHALTIC LAYER MAY BE APPLIED BY HAND.

4. ALL PLUMBING, ELECTRICAL, MECHANICAL AND STRUCTURAL ITEMS THAT ARE LOCATED BENEATH OR THAT PASS THROUGH THE VMS MEMBRANE SHALL BE POSITIVELY SECURED IN THEIR PROPER POSITIONS AND

APPROPRIATELY PROTECTED PRIOR TO APPLICATION OF THE ASPHALTIC LAYER

5. THE VMS MEMBRANE SHALL BE INSTALLED BEFORE PLACEMENT OF REINFORCING STEEL IN THE UPPER CONCRETE LAYER IF REINFORCING STEEL IS PRESENT AT THE TIME OF APPLICATION, ALL EXPOSED REINFORCEMENT SHALL BE MASKED BY THE FOUNDATION SUBCONTRACTOR PRIOR TO APPLICATION OF THE

ASPHAL TIC LA YER

6. REINFORCING STEEL, PIPING, FORMS, ETC. SHALL NOT BEAR DIRECTLY ON THE MEMBRANE OR PROTECTIVE LAYER AND EQUIPMENT SHALL NOT BE DRIVEN OVER THE MEMBRANE OR ITS PROTECTIVE LAYER WITHOUT

PRIOR APPROVAL FROM THE VMS DESIGNER AND MANUFACTURER.

7. CONTRACTOR SHALL NOT PENETRATE THE VMS MEMBRANE AFTER IT HAS BEEN INSTALLED. IF THERE IS A NEED TO PUNCTURE THE MEMBRANE AFTER IT HAS BEEN INSTALLED, THE VMS DESIGNER AND INSTALLER SHOULD BE NOTIFIED, AND NECESSARY REPAIRS NEED TO BE MADE BY THE VMS SUBCONTRACTOR.

8. FIELD SITUATIONS NOT SPECIALLY DETAILED SHALL BE HANDLED PER THE INTENT OF THESE PLANS AND SPECIFICATIONS WITH THE APPROVAL OF THE VMS DESIGNER. THE APPLICATOR I CONTRACTOR MAY SUBMIT SHOP DRAWINGS FOR ALTERNATIVE METHODS. SEE STRUCTURAL FOUNDATION PLANS FOR COMPLETE DEPTHS AND DETAILS OF FOOTING. DETAILS OF FOOTINGS SHOWN IN THESE PLANS ARE

GENERALIZED, ACTUAL THICKNESSES AND CONSTRUCTION DEPTHS MAY VARY.

9 APPROPRIATE CARE SHALL BE EXERCISED TO PROTECT THE VMS MEMBRANE AND PREVENT PENETRATIONS SUBSEQUENT TO ITS APPLICATION. THE VMS MEMBRANE SHALL BE PROTECTED FROM PEDESTRIAN TRAFFIC WITH THE PROTECTIVE GEOTEXTILE LAYER THE PROTECTIVE GEOTEXTILE SHALL BE KEPT FREE OF DIRT AND DEBRIS, TO THE EXTENT POSSIBLE, UNTIL THE FINAL UPPER FLOOR SLAB IS POURED. IT SHALL BE THE RESPONSIBILITY OF THE GENERAL CONTRACTOR TO ENSURE THAT THE VMS MEMBRANE AND THE

PROTECTION SYSTEM ARE NOT PENETRATED AFTER THE COMPLETION OF THE INSTALLATION.

2. THE VMS MEMBRANE SHALL BE PLACED ONTO THE EXISTING FLOOR SLAB, AND BENEATH FOOTINGS, AND TRENCHES IN ACCORDANCE WITH THESE PLANS AND DETAILS. THE VMS MEMBRANE SHALL NOT BE PLACED G. INSTALLATION

ON TOP OF ANY CONCRETE PIERS OR EXTENDED REBAR

3. SEAMS SHALL BE OVERLAPPED A MINIMUM OF 6 INCHES AND SEALED IN ACCORDANCE WITH THE

SPECIFICATIONS SET FORTH IN THESE PLANS (SEE DETAIL C3, SHEET H-501).

A.4 PENETRATION SEALS

1. WHERE UTILITIES, VENT LINES, PIPING, ELECTRICAL CONDUITS, ETC. PENETRATE THE VMS MEMBRANE, A 3-INCH COLLAR OF REINFORCEMENT FABRIC AND ASPHALTIC MEMBRANE SHALL BE PROVIDED TO CREATE A GAS-TIGHT SEAL AROUND THE PENETRATION IN ACCORDANCE WITH THE MANUFACTURERS SPECIFICATIONS

AS SHOWN ON DETAIL A6, SHEET H-501.

8. QUALITY ASSURANCE

1. THE VMS SUBCONTRACTOR SHALL BE TRAINED AND APPROVED BY THE VMS MATERIAL MANUFACTURER THE VMS SUBCONTRACTOR SHALL PROVIDE THE VMS DESIGNER WITH A LETTER FROM THE MANUFACTURER

(A) CONFIRMING THAT THE VMS SUBCONTRACTOR RETAINED BY THE OWNER FOR THE PERFORMANCE OF THIS SCOPE OF WORK IS CERTIFIED BY THE MANUFACTURER FOR INSTALLATION OF THE MATERIAL; AND (B) WARRANTING ITS MATERIAL TO BE FREE OF DEFECTS WHEN THAT MATERIAL IS INSTALLED BY THE VMS

SUBCONTRACTOR.

2. A PRE-INSTALLATION CONFERENCE SHALL BE HELD PRIOR TO THE APPLICATION OF THE VMS MEMBRANE TO

COORDINATE PROPER SUBSTRATE AND INSTALLATION CONDITIONS AND PROCEDURES. THE VMS

SUBCONTRACTOR, SITE SUPERINTENDENT, THE FOUNDATION SUBCONTRACTOR. SUBSLAB UTILITY

CONTRACTORS, AND THE VMS DESIGNER SHALL BE PRESENT AT THIS MEETING.

3. THE INSTALLATION OF THE VMS MEMBRANE SHALL BE CLOSELY MONITORED BY THE VMS DESIGNER OR HIS DESIGNATED REPRESENTATIVE. INSPECTIONS SHALL TYPICALLY BE PERFORMED PRIOR TO, DURING, AND SUBSEQUENT TO THE INSTALLATION OF THE VAPOR VENT PIPING AND APPLICATION OF THE VMS MEMBRANE. IT IS THE RESPONSIBILITY OF THE VMS SUBCONTRACTOR TO NOTIFY THE OWNER AND VMS

DESIGNER WITHIN 72 HOURS OF BEGINNING ANY PORTION OF THIS WORK.

4. ALL SURFACES TO RECEIVE THE VMS MEMBRANE SHALL BE FREE OF LOOSE DEBRIS AND INSPECTED AND APPROVED BY THE VMS SUBCONTRACTOR FOR THE PERFORMANCE OF THIS SCOPE OF WORK AND BY THE

VMS DESIGNER PRIOR TO COMMENCING WORK

5. PRIOR TO PLACING THE UPPER FLOOR SLAB OVER THE MEMBRANE, THE VMS DESIGNER SHALL INSPECT AND APPROVE THE MEMBRANE IN ACCORDANCE WITH THESE PLANS AND SPECIFICATIONS. CONSTRUCTION OF THE FLOOR SLAB SHALL NOT PROCEED WITHOUT WRITTEN CERTIFICATION OF THE SUCCESSFUL

INSTALLATION BY THE VMS SUBCONTRACTOR.

D. SUBMITTALS

1. THE VMS SUBCONTRACTOR SHALL SUBMIT ANY UPDATES OR REVISIONS TO THE MANUFACTURER'S MATERIAL DATA AND RECOMMENDED INSTALLATION PROCEDURES TO THE VMS DESIGNER FOR REVIEW AND

APPROVAL AT LEAST ONE WEEK PRIOR TO THE CONSTRUCTION OF THE VMS MEMBRANE.

2. THE VMS SUBCONTRACTOR SHALL SUBMIT REPRESENTATIVE SAMPLES OR MANUFACTURERS PRODUCT

SPECIFICATION OF THE FOLLOWING TO THE VMS DESIGNER FOR APPROVAL:

■ UPPER PROTECTIVE MATERIAL

■ VMS MEMBRANE MATERIAL

■ BASE LAYER

3. AT THE COMPLETION OF INSTALLATION, THE VMS SUBCONTRACTOR SHALL SUBMIT A LETTER TO THE VMS DESIGNER AND TO THE OWNER CERTIFYING THAT VMS INSTALLATION WAS COMPLETED IN ACCORDANCE WITH THE PROJECT PLANS AND SPECIFICATIONS AS WELL AS MANUFACTURER SPECIFICATIONS.

G.1 VMS MEMBRANE AND PROTECTIVE LAYER INSTALLATIONS

1. THE EXISTING FLOOR SHALL BE FREE OF DIRT AND DEBRIS. THE APPLICATION SURFACE SHALL BE SMOOTH, UNIFORM, AND FREE OF DEBRIS AND STANDING WATER FINAL INSPECTION/PREPARATION OF THE

PREPARED SURFACE SHALL NOT PRECEDE THE VMS INSTALLATION BY MORE THAN 72 HOURS.

2. THE AGGREGATE LAYER BENEATH FOOTERS AND OTHER SUPPORT STRUCTURES SHALL BE MOISTURE

CONDITIONED AND COMPACTED AS SPECIFIED IN THE PROJECT PLANS AND SPECIFICATIONS.

3. IF THE VMS MEMBRANE IS TO BE SEALED TO A CONCRETE SURFACE, CONCRETE SURFACES SHALL BE LIGHT BROOM FINISHED OR SMOOTHED, FREE OF ANY DIRT, DEBRIS, LOOSE MATERIAL, RELEASE AGENTS OR CURING COMPOUNDS. ALL VOIDS MORE THAN 114-INCH IN WIDTH SHALL BE PROPERLY FILLED WITH NON-SHRINK GROUT OR AS SPECIFIED IN THE PROJECT PLANS AND SPECIFICATIONS. MASONRY JOINTS

SHALL BE STRUCK SMOOTH WITH A METAL TROWEL ALL PENETRATIONS SHALL BE PREPARED IN

ACCORDANCE WITH THE MANUFACTURERS SPECIFICATIONS.

4. ALL VMS MEMBRANE PENETRATIONS SHALL BE PREPARED IN ACCORDANCE WITH MANUFACTURER'S SPECIFICATIONS. WHERE POSSIBLE, ANY FORM STAKES THAT PENETRATE THE VMS MEMBRANE SHALL BE

RE-BAR WHICH SHALL BE BENT OVER AND LEFT IN THE SLAB.

5. TRENCHES SHALL BE CUT OVERSIZE AS NECESSARY TO ACCOMMODATE INSTALLATION OF THE VMS

MEMBRANE.

6. THE WALLS OF FOOTING OR UTILITY TRENCHES SHALL BE SMOOTH ANO FREE OF ROOTS OR PROTRUDING

ROCKS.

7. THE BASE LAYER SHALL FIRST BE LAID ON THE EXISTING FLOOR AND AGGREGATE LAYER IN ACCORDANCE WITH THE MATERIAL MANUFACTURER'S SPECIFICATIONS. ALL SEAMS SHALL BE OVERLAPPED A MINIMUM OF 6 INCHES. ANY OPEN UTILITY OR OTHER TRENCH PRESENT AT THE TIME OF APPLICATION SHALL BE LINED WITH PROTECTIVE BASE LAYER EXTENDING AT LEAST 6 INCHES ONTO THE ADJOINING SUBGRADE. THE BASE LAYER SHALL BE IN INTEGRAL CONTACT WITH ALL INTERIOR FOUNDATION CORNERS. ASPHALTIC MEMBRANE SHALL BE SPRAY APPLIED AT ALL OVERLAPPED SEAMS TO A THICKNESS OF 40 MILS MINIMUM.

8. INSTALL THE PROTECTIVE LAYER OVER THE NOMINALLY CURED ASPHALTIC LAYER NO LATER THAN RECOMMENDED BY MANUFACTURER AND BEFORE STARTING SUBSEQUENT CONSTRUCTION OPERATIONS.

VISUAL INSPECTION AND SMOKE TESTING MUST BE PERFORMED PRIOR TO PLACING THE PROTECTIVE

LA YER OVER THE ASPHALTIC LA YER

G.2 SEALING PENETRATIONS

1. ALL PENETRATIONS SHALL BE CLEANED AND PREPARED TO PROVIDE PROPER ADHESION OF THE ASPHALTIC LAYER FOR A VAPOR TIGHT SEAL. METAL PENETRATIONS SHALL BE SANDED CLEAN AND PREPARED USING

EMERY CLOTH FOR PROPER ADHESION OF THE ASPHALTIC LAYER

2. ALL PENETRATIONS SHOULD BE SECURED PRIOR TO INSTALLATION OF THE VMS MEMBRANE SYSTEM.

PENETRATIONS SHALL NOT BE IN CONTACT WITH ADJACENT PENETRATIONS OR OTHER OBJECTS TO ALLOW PROPER SEALING AROUND THE ENTIRE PENETRATION CIRCUMFERENCE. WHERE PENETRATIONS SUCH AS ELECTRICAL CONDUITS, PLUMBING PIPING, ETC ARE CONCENTRATED, A CONCRETE PENETRATION BANK WILL BE CONSTRUCTED PRIOR TO VMS MEMBRANE PLACEMENT. THE CONCRETE PENETRATION BANK WILL CONSIST OF A MINIMUM THICKNESS OF 12 INCHES OF CONCRETE, EXTENDING A MINIMUM OF 8 INCHES BEYOND THE EDGE OF EACH PENETRATION TO ALLOW FOR ATTACHMENT OF THE VMS MEMBRANE (SEE

DETAIL C1, SHEET H-501).

3. THE BASE LAYER SHALL BE CUT AROUND PENETRATIONS SO THAT IT LAYS FLAT ON THE APPLICATION SURFACE. THERE SHOULD NOT BE A GAP LARGER THAN 1/6-INCH BETWEEN THE BASE LAYER AND THE

PENETRATION (SEE DETAIL C1, SHEET H-501).

I 7 I

4. APPLY ONE COAT OF ASPHALTIC MEMBRANE TROWEL GRADE OR ASPHALTIC MEMBRANE SPRAY TO THE BASE GEOTEXTILE LAYER AND AROUND THE PENETRATIONS AT A THICKNESS OF 40 MILS. PENETRATIONS SHOULD BE TREATED IN A 6-INCH RADIUS AROUND THE PENETRATION AND 3 INCHES ONTO THE

PENETRATION OBJECT.

5. BASE GEOTEXTILE LAYER OR REINFORCEMENT FABRIC SHALL BE USED AS AN EMBEDDED GEOTEXTILE LAYER COLLAR PLACED AFTER THE FIRST APPLICATION OF THE ASPHALTIC MEMBRANE SPRAY OR ASPHALTIC MEMBRANE TROWEL GRADE. THEN SPRAY A SECOND 40 MIL COAT OVER THE EMBEDDED REINFORCING LAYER ENSURING THE COMPLETE SATURATION OF THE EMBEDDED LAYER AND TIGITT SEAL

AROUND THE PENETRATION.

6. THE PENETRATION SHALL BE WRAPPED WITH A POLYPROPYLENE CABLE TIE AT A POINT 2 INCHES ABOVE THE BASE OF THE PENETRATION. THE CABLE TIE SHALL BE TIGITTENED FIRMLY SO AS TO SQUEEZE THE CURED MEMBRANE COLLAR, BUT NOT TOO TIGITT TO SLICE INTO THE FINISHED SEAL (SEE DETAIL A6, SHEET H-501). THE CABLE TIE MAY BE INSTALLED IMMEDIATELY AFTER THE GEOTEXTILE LAYER COLLAR HAS BEEN

INSTALLED.

INSPECTIONS

1. THE INSPECTION OF ALL VAPOR CONTROL MEAQ.1 IRC:c::1: ,.., IA 11 nr- Fl' <;,_INSPECTOR• ,I I"\ .,;Jlll"\LL ll"\l'\L. t'L.AVt:. Al 1111...

INSTALLATION, AS DEEMED NECESSARY BY THE VMS DESIGNER:

■ PERIODICALLY DURING THE INSTALLATION OF THE BASE LAYER;

■ DURING THE SPRAY APPLICATION OF THE ASPHALTIC LAYER;

■ DURING SMOKE TESTING;

J nu "T"I ,,......,CERTIFIED VMS J FuLLuWING ST AGES OF THE

■ AFTER THE INSTALLATION OF THE PROTECTIVE GEOTEXTILE LAYER, REINFORCING STEEL, AND ALL

FOUNDATION FORM WORK, BUT PRIOR TO AND THROUGHOUT THE PLACEMENT OF CONCRETE FOR

THE FINAL FLOOR SLAB;

2. FIELD QUALITY CONTROL IS A VERY IMPORTANT PART OF ALL APPLICATIONS. THE VMS SUBCONTRACTOR SHALL CHECK HIS OWN WORK FOR COVERAGE, THICKNESS, AND ALL-AROUND GOOD WORKMANSHIP.

3. COUPON SAMPLES SHALL BE CUT FROM THE VMS MEMBRANE IN 2 SQUARE INCHES TO REPRESENT A MAXIMUM AREA OF PER 500 SQUARE FEET OF APPLICATION AND PROVIDED TO THE VMS INSPECTOR THE THICKNESS OF THE COMPOSITE LAYER SHALL BE MEASURED WITH A DIGITAL CALIPER HAVING A RESOLUTION OF 1 MIL OR BETTER THE THICKNESS OF THE BASE GEOTEXTILE SHALL BE DEDUCTED FROM THE COMPOSITE THICKNESS IN ORDER TO DETERMINE THE THICKNESS OF THE ASPHALTIC LAYER WHEN

WARRANTED, THE TEST AREA SHALL BE MARKED BY THE@:0-������§�0R REPAIR

4. VOIDS LEFT BY SAMPLING SHALL BE PATCHED BY THE VMS SUBCONTRACTOR BY OVERLAPPING THE VOID BY A MINIMUM OF 6 INCHES. A THIN TACK COAT OF ASPHAL TIC EMULSION SHALL BE APPLIED TO ADHERE TO THE GEOTEXTILE BASE PATCH. SPRAY OR TROWEL APPLIED ASPHALTIC EMULSION SHALL THEN BE APPLIED TO A 100 MIL MINIMUM DRY THICKNESS, EXTENDING AT LEAST 3 INCHES BEYOND THE GEOTEXTILE PATCH.

5. ON CONCRETE SURFACES, THE VMS MEMBRANE SHALL BE CHECKED FOR COVERAGE WITH A LIGHTLY OILED, NEEDLE NOSE DEPTH GAUGE. THE MINIMUM READING SHALL BE RECORDED AND THE TEST AREA SHALL BE

MARKED FOR REPAIR BY THE[CERTIFIED VMS.INSPECTOR):\

6. CONCRETE TEST AREAS SHALL BE PATCHED WITH ASPHALTIC MEMBRANE TO A 100 MIL MINIMUM DRY

THICKNESS, EXTENDING A MINIMUM OF 1 INCH BEYOND THE TEST PERIMETER.

7. EACH COMPLETED AREA OF VMS MEMBRANE SHALL BE SMOKE TESTED AT THE COMPLETION OF THE INSTALLATION IN ACCORDANCE WITH MANUFACTURER'S PROTOCOL TO CONFIRM THE INTEGRITY OF THE VMS MEMBRANE. ONE SMOKE TEST SHALL BE CONDUCTED FOR A MAXIMUM OF EVERY 2,500 SQUARE FOOT

AREA. ANY LEAKS WHICH ARE IDENTIFIED SHALL BE REPAIRED AND RE-TESTED UNTIL ALL

LEAKS/PERFORATIONS ARE ELIMINATED.

8. PRIOR TO PLACING THE FINAL CONCRETE SLAB OVER THE VMS MEMBRANE, THE VMS SUBCONTRACTOR SHALL CERTIFY IN WRITING THAT THE VMS MEMBRANE HAS BEEN INSTALLED AND TESTED IN ACCORDANCE WITH THE MANUFACTURER'S SPECIFICATIONS AND IS FREE OF LEAKS, AND HAS A MINIMUM THICKNESS OF 40

MILS.

10.SERVICE LISTED IN THIS SPECIFICATION AS BEING REQUIRED BY THE VMS DESIGNER ARE DEPENDENT UPON OWNER AUTHORIZATION OF SAID SERVICES TO VMS DESIGNER, AND NOTIFICATIONS TO THE VMS DESIGNER OF THE PROJECT STATUS BY THE VMS SUBCONTRACTOR IF THESE SERVICES ARE NOT PERFORMED BY

THE VMS DESIGNER, THE MANUFACTURER'S WARRANTY MAY BE VOIDED.

STANDARD OF CARE AND LIMITATIONS

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