Accredited Checker Application and Construction Site Inspection / Supervision / Monitoring Forms Accredited Checker Application and Construction Site Inspection / Supervision / Monitoring Forms (Please use these forms for submission through BCA Service Counter. ) Click on the link to download the forms.

Existing Concrete/Rock Using Berntsen Countersink Drill Bit: Assemble the three-piece drill bit. Thread countersink bit to small pilot drill; then thread on the SDS-plus, SDS-Max or Spline drill shank. Hand tighten securely. Start drilling the hole, being sure to keep your drill straight and not at an angle. Drill the countersink deep enough to accommodate the thickness of the marker top. After countersink is complete, re-drill stem hole with 1” bit. If installing the RT series markers, use a 1 ¼” bit.

Building Settlement Marker Installation Manual. Whole House Fan Installation Instructions. It is important to contact your local council before building your. METHOD FOR INSTALLATION AND USE OF EMBANKMENT SETTLEMENT DEVICES. Attach a marker post to the. Instructions in filling out the. Concrete Survey Markers. For a PDF version of the Concrete marker installation instructions Click Here. Countersink Drill Bit Video for Berntsen Concrete Markers.

Clean debris from hole and epoxy or grout marker in place. Existing Concrete/Rock Without Using Berntsen Countersink Drill Bit: Chisel or drill a 3/4 to 1 inch (19mm to 25mm) diameter hole – (3 ½ inches [90mm] deep for C or R series Markers; 2 ¼ inches [57mm] deep for the model cd2 marker series). 2sc5929 Pdf Datasheet on this page. Clean out hole and surrounding surface area (T1854 Blow-out Bulb). Insert marker into hole. Using chalk, felt-tip marker, or other writing instrument, outline outside edge of the marker.

Remove marker from hole. Using a chisel, enlarge hole to marked outline. Reinsert marker into hole to verify proper fit. Continue enlarging area as required to provide for a flush-mounted installation. Put a small amount of grouting material into hole (we recommend DRYLOCK™ brand anchoring cement, which is non-shrinking and sets in 5-20 minutes). Insert marker into hole and determine how much additional grouting material must be used.