Envelope QC Checklist

• Document No.

• Audit Title

• Client / Site

• Conducted on

  Date

• Prepared by

• Location
  Address

• Personnel

Precast

• Is there any precast being installed

  Yes

  No

  N/A

• Panels installed?

  Yes

  No

  N/A

• Window, door, and MEP rough openings are correct in size and location

  Yes

  No

  N/A

• Panel joints/brick joints are vertically plumb, horizontally level and in line and true to grid?

  Yes

  No

  N/A

• Panels installed are free of damage

  Yes

  No

  N/A

• Any "site" adjustments made today (note below and attach photos)

  Yes

  No

  N/A

• Inspections (note below any issues and attach photos)

  Yes

  No

  N/A

• Panels are fully detailed, and inspected by ATI?

  Yes

  No

  N/A

• Additional notes

  Yes

  No

  N/A

• Daily Photos

  Yes

  No

  N/A

Curtain wall

• Is curtain wall being installed?

  Yes

  No

  N/A

• Is all precast caulked and ready for frames?

  Yes

  No

  N/A

• Has Twincity Glass signed off on openings where frames are being installed?

  Yes

  No

  N/A

• Installer instructions / approved shop drawings are on site

  Yes

  No

  N/A

• Verify that PVC shim blocks are installed at each mullion for dead load support

  Yes

  No

  N/A

• Are plastic structural shims used to separate dissimilar materials, e.g., aluminum anchors from in beds and precast

  Yes

  No

  N/A

• Verify that glass setting blocks are a minimum of 4" in width, positioned at approximate 1/4 points and are centered so that they fully support interior and exterior lites of glass

  Yes

  No

  N/A

• Verify that slip shims and bolts at slip connections are installed in a way that will allow movement. Detail from shop drawings 2/D-13

  Yes

  No

  N/A

• Verify that surfaces are clean and back wiped in accordance with Dow Corning instructions prior to silicone application. Verify that perimeter seal backer rod is positioned to allow maximum adhesion on aluminum surfaces, particularly in areas where there is a plastic backer rod filler in place. Verify that the sealant joint applied at the sill a) maintains good adhesion behind the weep hole, and b) does not cover the weep hole in any way. Detail from shop drawing 2/D-01 Typical.

  Yes

  No

  N/A

• Verify that vertical mullion splices contain a bead of silicone 4" up from the horizontal mullion. Zone dams are installed correctly and sealed. Detail from shop drawings 3/D-01

  Yes

  No

  N/A

• Sealant adhesion test after full sealant cure, should be done at least one time or joint detail and periodically throughout construction

  Yes

  No

  N/A

• Verify that ends of exterior aluminum covers are capped with silicone seals. Detail from shop drawing 2/D-01 typical

  Yes

  No

  N/A

• Verify that weep slots are present at the horizontal glass leg at approximately 4" from each end and that slots are approximately 1" long. Verify that covers engaging exterior horizontal sill members contain weep slots at approximate 2" from each end and that slots are approximately 1" long. Detail from shop drawing 2/D-01 Typical

  Yes

  No

  N/A

• Are anti-walk blocks installed as require?

  Yes

  No

  N/A

• General appearance is acceptable / no noticeable damage or flaws

  Yes

  No

  N/A

• Verify that cover is set into a continuous bead of silicone. Detail from shop drawing 2/D-01 typical

  Yes

  No

  N/A

• Are weeps clear of debris and caulking?

  Yes

  No

  N/A

• Are frames installed plumb, level, square, and at the correct elevation?

  Yes

  No

  N/A

• Frames and glass appear to be without damage

  Yes

  No

  N/A

• Photos

  Yes

  No

  N/A

Caulking

• Is there any caulking being installed

  Yes

  No

  N/A

• Have adhesion tests been completed and passed?

  Yes

  No

  N/A

• Are joints cleaned and primed?

  Yes

  No

  N/A

• Is caulking color correct?

  Yes

  No

  N/A

• Joints are tool smoothly and uniform?

  Yes

  No

  N/A

• All excess caulk has been cleaned and removed from all adjacent surfaces?

  Yes

  No

  N/A

• Weep systems are clear of caulking and debris?

  Yes

  No

  N/A

• Additional notes

  Yes

  No

  N/A

• Misc photos

  Yes

  No

  N/A

Metal Panels

• Are any metal panels being installed

  Yes

  No

  N/A

• Metal panels are free of scratches, dings, dents.

  Yes

  No

  N/A

• Weeps and baffles are present and installed properly

  Yes

  No

  N/A

• Vapor/Air barrier and or insulation is properly installed and sealed to substrate prior to metal panel installation beginning

  Yes

  No

  N/A

• Additional Notes

  Yes

  No

  N/A

• Daily photos

  Yes

  No

  N/A

Insulation/Vapor Barrier

• Is there any insulation being installed

  Yes

  No

  N/A

• All insulation is 1" away from precast.

  Yes

  No

  N/A

• Insulation is installed.

  Yes

  No

  N/A

• Lock washers are installed and excess stick pins are broken off.

  Yes

  No

  N/A

• Vapor barriers are continuos across all plains.

  Yes

  No

  N/A

• All damage to insulation and vapor Barrier has been repaired.

  Yes

  No

  N/A

• Drain tubes holes are protected with open cell foamed baffle.

  Yes

  No

  N/A

• Stick pins are placed 24" on center.<br>

  Yes

  No

  N/A

• Gutter/drainage channels and weep tubes are clear of debris prior installing FSK insulation

  Yes

  No

  N/A

• All Vapor barriers are properly terminated?

  Yes

  No

  N/A

• Drain tubes are extended past the exterior place.

  Yes

  No

  N/A

• All condensation trays are sealed on the top and have end dams.

  Yes

  No

  N/A

• Tape has sufficient bond to all surfaces.

  Yes

  No

  N/A

• Daily Photos

  Yes

  No

  N/A

• Additional Notes

  Yes

  No

  N/A

Daily photos

• Are there any misc photos

  Yes

  No

  N/A