Charles Schwab - Joint Sealant Inspection Checklist

• Document No.

• Audit Title

• Client / Site

• Conducted on

  Date

• Prepared by

• Location
  Address

• Personnel

• Select date

  Date
• Add location
  Address

• Initial Inspection

• Follow-Up Inspection

Description of Location

A. Safety/Housekeeping

• Hard hat, safety glasses, safety vest, work boots, gloves.

  Yes

  No

  N/A

• Tie off on lifts

  Yes

  No

  N/A

• Spent containers are placed in trash dumpster

  Yes

  No

  N/A

• Work area is cleaned up, free of trash and construction debris.

  Yes

  No

  N/A

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B. Products

• Backing rod: Primary - Denver foam type O; Secondary - Titan foam bi-cellular

  Yes

  No

  N/A

• Joint sealant: Dow Corning 790 - Natural Stone

  Yes

  No

  N/A

• Reticulated foam weeps

  Yes

  No

  N/A

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C. Before Work Starts

• Verify expiration date on materials

  Yes

  No

  N/A

• Surface temperature of substrate is 40 deg. or above

  Yes

  No

  N/A

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D. Installation

• All substrates have been tested for adhesion prior to field installation

  Yes

  No

  N/A

• Surface prep - Free of dirt, frost, moisture, grease, oil, wax, lacquer, paint, other foreign matter preventive of adhesion

  Yes

  No

  N/A

• Backer rod - Installed at the proper depth, dry, and free of tears, continuous, installed snugly in joint

  Yes

  No

  N/A

• Sealant directly contacts substrate and completely fills joints cavity

  Yes

  No

  N/A

• Sealant is free of air pockets, foreign embedded matter, ridges, and sags

  Yes

  No

  N/A

• Sealant smears or drops have been removed and cleaned

  Yes

  No

  N/A

• Material being applied in proper width and depth -2:1 ratio per Dow Technical Manual

  Yes

  No

  N/A

• Concave joint profile per Figure 8A in ASTM C 1193

  Yes

  No

  N/A

• Tooling is continuous and smooth, sealant entering into pores of substrate

  Yes

  No

  N/A

• Surface protective tape is applied only as necessary, and removed within 10 minutes

  Yes

  No

  N/A

• Joint edges are straight and neatly edged

  Yes

  No

  N/A

• Weeps are being provided as noted in RFI-00835, bottom of 2 stage cavities/horizontal interruptions

  Yes

  No

  N/A

• RMP has routed grout to provide proper depth for joint - minimum 1-1/2"

  Yes

  No

  N/A

• Min. Joint 1/2" max joint 4" per Dow Technical Manual

  Yes

  No

  N/A

• Are contractor's daily logs being filled out? Verify start and end temps

  Yes

  No

  N/A

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E. Storage/Protection

• Materials delivered and stored in un-opened manufacturers labeled container

  Yes

  No

  N/A

• Workers are securely re-sealing product and storing at temperatures above 64-degrees and at or below 80 degrees Fahrenheit

  Yes

  No

  N/A

• Material protected from inclusion of foreign matter

  Yes

  No

  N/A

• Solvent soaked rags are stored in sealed metal container with mechanical lid, properly marked.

  Yes

  No

  N/A

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F. Required Testing

• Field Adhesion Testing - Hand Pull Tab ASTM C 1193 or Tail Procedure ASTM C 1521<br><br>Perform 5 test for the first 100 feet<br><br>Perform 1 test for each 100 feet of joint length thereafter or 1 test per each floor per elevation

  Yes

  No

  N/A

• After pull test, verify sealant dimension and configurations comply with those specified

  Yes

  No

  N/A

• Verify field-adhesion test log is being populated with all test

  Yes

  No

  N/A

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G. Misc.

• Subcontractor drawings are current set with all applicable changes posted?<br><br>Does sub have details reviewed and marked-up from review meeting?

  Yes

  No

  N/A

• Photos attached? Required for initial inspection

  Yes

  No

  N/A

• Details attached?

  Yes

  No

  N/A

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Additional Comments

Mortenson Signature

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RMP/NPW Signature

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Reviewed by:

• NAME:

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• POSITION:

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