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Dur-O-Wal Masonry Joint Reinforcement
 
         
SECTION 04081
 
         
MASONRY JOINT REINFORCEMENT
 
         
          ** NOTE TO SPECIFIER ** Dur-O-Wal, Inc.; masonry joint reinforcement products.
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This section is based on the products of Dur-O-Wal, Inc., which is located at:
          625 Crane St.
Aurora, IL 60505
Toll Free: 800-323-0090
Phone: 630-898-1101
Fax: 630-898-8331
Web Site: www.dur-o-wal.com
E-mail: dur-o-wal@daytonsuperior.com
[ Click Here ] for additional information.
          For over 60 years, Dur-O-Wal has been the innovator in designing new products for improved masonry connection, seismic applications and quality products for moisture control in masonry walls. Over the past 15 years, we have put together a 'state-of-the-art' complete masonry repair anchor and stone anchor line. Our experience with and knowledge of the engineering of masonry structures' performance insures that Dur-O-Wal truly can 'DO IT ALL'.
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          PART 1GENERAL
 
          1.1SECTION INCLUDES
          ** NOTE TO SPECIFIER ** Delete items below not required for project.
 
          A.Single wythe reinforcement system.
 
          B.Multi-wythe reinforcement system.
 
          C.Seismic joint reinforcement system.
 
          D.Random/rubble stone systems.
 
          E.Masonry veneer reinforcement system.
 
          1.2RELATED SECTIONS
          ** NOTE TO SPECIFIER ** Delete any sections below not relevant to this project; add others as required.
 
          A.Section 04065 - Masonry Mortar and Grout: Mortar and grout.
 
          B.Section 04810 - Unit Masonry Assemblies.
 
          C.Section 04812 - Glass Masonry Assemblies.
 
          D.Section 04840 - Shop Prefabricated Masonry Panels.
 
          E.Section 04850 - Stone Assemblies.
 
          F.Section 05400 - Cold Formed Metal Framing.
 
          G.Section 07212 - Board Insulation: Insulation for cavity spaces.
 
          H.Section 09250 - Gypsum Board: Gypsum sheathing.
 
          1.3REFERENCES
          ** NOTE TO SPECIFIER ** Delete references from the list below that are not actually required by the text of the edited section.
 
          A.ASTM A82 - Standard Specification for Cold-Drawn Steel Wire for Concrete Reinforcement.
 
          B.ASTM A15 3/A153M - Zinc Coating (Hot-Dip) on Iron and Steel Hardware.
 
          C.ASTM A58 0/A580M - Standard Specification for Stainless Steel Wire.
 
          D.ASTM A64 1/A641M - Standard Specification for Zinc-Coated (Galvanized) Carbon Steel Wire.
 
          E.ASTM A951 - Standard Specification for Masonry Joint Reinforcement.
 
          1.4SUBMITTALS
 
          A.Submit under provisions of Section 01300.
 
          B.[ Product Data ]: Manufacturer's data sheets on each product to be used, including:
          1.Preparation instructions and recommendations.
          2.Storage and handling requirements and recommendations.
          3.Installation methods.
 
          C.Verification Samples: For each product specified, two samples; lineal samples provide a minimum length of 12 inches (300 mm).
 
          D.Certificates: Certify products meet or exceed specified requirements.
 
          1.5QUALITY ASSURANCE
          ** NOTE TO SPECIFIER ** Include a mock-up if the project size and/or quality warrant taking such a precaution. The following is one example of how a mock-up on a large project might be specified. When deciding on the extent of the mock-up, consider all the major different types of work on the project.
 
          A.Mock-Up: Provide a mock-up for evaluation of reinforcing techniques and application workmanship.
          1.Finish areas designated by Architect.
          2.Do not proceed with remaining work until workmanship is approved by Architect.
          3.Rework mock-up as required to produce acceptable work.
 
          B.Pre-Installation Conference: Convene a pre-installation conference to coordinate the installation of masonry reinforcement with adjacent construction including sheathing, air barriers and insulation as applicable.
 
          1.6DELIVERY, STORAGE, AND HANDLING
 
          A.Store products in manufacturer's unopened packaging until ready for installation.
 
          1.7PROJECT CONDITIONS
 
          A.Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's absolute limits.
 
          PART 2PRODUCTS
 
          2.1MANUFACTURERS
 
          A.Acceptable Manufacturer: Dur-O-Wal, which is located at: 7777 Washington Village Dr. ; Dayton, OH 45459; Toll Free Tel: 800-323-0090; Fax: 630-898-8331; Email: request info; Web: www.dur-o-wal.com
          ** NOTE TO SPECIFIER ** Delete one of the following two paragraphs; coordinate with requirements of Division 1 section on product options and substitutions.
 
          B.Substitutions: Not permitted.
 
          C.Requests for substitutions will be considered in accordance with provisions of Section 01600.
          ** NOTE TO SPECIFIER ** Select Single Wythe Wall system required and delete the system not required.
 
          2.2SINGLE WYTHE WALL SYSTEMS
          ** NOTE TO SPECIFIER ** Select wire material required and delete the material not required. If steel is selected, select coating type required and delete those not required.
 
          A.Dur-O-Wall Truss: D/A 310 sized for wall widths indicated with reinforcing 2 inches less than nominal width of the masonry wall:
          1.Steel wire conforming to ASTM A82 and A951 with following finish:
          a.Uncoated
          b.Mill galvanized to ASTM A641 after fabrication:
          1)Class 3, 0.80 oz/sf (244 g/sm).
          2)Class 1, 0.40 oz/sf (122 g/sm).
          c.Hot dip galvanized to ASTM A153 Class B2 after fabrication.
          2.Stainless steel conforming to ASTM A58 0, Type 304.
          ** NOTE TO SPECIFIER ** Select weight class required and delete the class not required.
          3.Weight Class:
          a.Standard, 9 gauge side rods; 9 gauge cross rods.
          b.Extra Heavy, 3/16 inch (5 mm) side rods; 9 gauge cross rods.
          ** NOTE TO SPECIFIER ** Select wire material required and delete the material not required. If steel is selected, select coating type required and delete those not required.
 
          B.Dur-O-Wall Ladur: D/A 320 sized for wall widths indicated with reinforcing 2 inches less than nominal width of the masonry wall:
          1.Steel wire conforming to ASTM A82 and A951 with following finish:
          a.Uncoated
          b.Mill galvanized to ASTM A641 after fabrication:
          1)Class 3, 0.80 oz/sf (244 g/sm).
          2)Class 1, 0.40 oz/sf (122 g/sm).
          c.Hot dip galvanized to ASTM A153 Class B2 after fabrication.
          2.Stainless steel conforming to ASTM A58 0, Type 304.
          ** NOTE TO SPECIFIER ** Select weight class required and delete the class not required.
          3.Weight Class:
          a.Standard, 9 gauge side rods; 9 gauge cross rods.
          b.Medium, 8 gauge side rods, 9 gauge cross rods.
          c.Extra Heavy, 3/16 inch (5 mm) side rods; 9 gauge cross rods.
 
          C.Prefabricated Corners and Tees: Provide to match single wythe wall reinforcing system specified.
 
          2.3MULTI-WYTHE WALL SYSTEMS
          ** NOTE TO SPECIFIER ** Select type and wire material required and delete the type not required. If steel is selected, select coating type required and delete those not required.
 
          A.Dur-O-Wall Truss: Sized for wall widths indicated:
          1.Type:
          a.Tri-Rod: D/A 310TR.
          b.Double Side Rod: D/A 310DSR.
          c.Dur-O-Eye: D/A 370.
          d.Dur-O-Tab: D/A 350.
          e.Adjustable Dur-O-Tab: D/A 330.
          2.Steel wire conforming to ASTM A82 and A951 with following finish:
          a.Uncoated.
          b.Mill galvanized to ASTM A641 after fabrication:
          1)Class 3, 0.80 oz/sf (244 g/sm).
          2)Class 1, 0.40 oz/sf (122 g/sm).
          c.Hot dip galvanized to ASTM A153 Class B2 after fabrication.
          3.Stainless steel conforming to ASTM A58 0, Type 304.
          ** NOTE TO SPECIFIER ** Select weight class required and delete the class not required.
          4.Weight Class:
          a.Standard, 9 gauge side rods; 9 gauge cross rods.
          b.Extra Heavy, 3/16 inch (5 mm) side rods; 9 gauge cross rods.
          ** NOTE TO SPECIFIER ** Select type and wire material required and delete the type not required. If steel is selected, select coating type required and delete those not required.
 
          B.Dur-O-Wall Ladur: Sized for wall widths indicated:
          1.Type:
          a.Tri-Rod: D/A 320TR
          b.Double Side Rod: D/A 320DSR
          c.Ladur-Eye: D/A 360
          d.CRT: D/A 340
          e.Adjustable CRT: D/A 300
          2.Steel wire conforming to ASTM A82 and A951 with following finish:
          a.Uncoated
          b.Mill galvanized to ASTM A641 after fabrication:
          1)Class 3, 0.80 oz/sf (244 g/sm).
          2)Class 1, 0.40 oz/sf (122 g/sm).
          c.Hot dip galvanized to ASTM A153 Class B2 after fabrication.
          3.Stainless steel conforming to ASTM A58 0, Type 304.
          ** NOTE TO SPECIFIER ** Select weight class required and delete the class not required.
          4.Weight Class:
          a.Standard, 9 gauge side rods; 9 gauge cross rods.
          b.Medium, 8 gauge side rods, 9 gauge cross rods.
          c.Extra Heavy, 3/16 inch (5 mm) side rods; 9 gauge cross rods.
 
          C.Prefabricated Corners and Tees: Provide to match multi-wythe wall reinforcing system specified.
 
          2.4SEISMIC JOINT REINFORCEMENT SYSTEMS
          ** NOTE TO SPECIFIER ** Select type and wire material required and delete the type not required. If steel is selected, select coating type required and delete those not required.
 
          A.Dur-O-Wall Truss Seismic Dur-O-Eye: D/A 370 S, sized for wall widths indicated:
          1.Adjustable Steel Plate Pintle: 16 gauge steel plate welded to reinforcing spaced 16 inches (400 mm) O.C. and accommodating adjustable steel pintles and wire reinforcing with up to 1-1/4 inch (30 mm) vertical adjustment.
          2.Steel wire conforming to ASTM A82 and A951 with following finish:
          a.Uncoated
          b.Mill galvanized to ASTM A641 after fabrication:
          1)Class 3, 0.80 oz/sf (244 g/sm).
          2)Class 1, 0.40 oz/sf (122 g/sm).
          c.Hot dip galvanized to ASTM A153 Class B2 after fabrication.
          3.Dur-O-Wall Truss: Stainless steel conforming to ASTM A58 0, Type 304.
          ** NOTE TO SPECIFIER ** Select weight class required and delete the class not required.
          4.Weight Class:
          a.Standard, 9 gauge side rods; 9 gauge cross rods.
          b.Extra Heavy, 3/16 inch (5 mm) side rods; 9 gauge cross rods.
          ** NOTE TO SPECIFIER ** Select type and wire material required and delete the type not required. If steel is selected, select coating type required and delete those not required.
 
          B.Dur-O-Wall Ladur Seismic Ladur-Eye: D/A 360 S, sized for wall widths indicated:
          1.Adjustable Steel Plate Pintle: 16 gauge steel plate welded to reinforcing spaced 16 inches (400 mm) O.C. and accommodating adjustable steel pintles and wire reinforcing with up to 1-1/4 inch (30 mm) vertical adjustment.
          2.Steel wire conforming to ASTM A82 and A951 with following finish:
          a.Uncoated
          b.Mill galvanized to ASTM A641 after fabrication:
          1)Class 3, 0.80 oz/sf (244 g/sm).
          2)Class 1, 0.40 oz/sf (122 g/sm).
          c.Hot dip galvanized to ASTM A153 Class B2 after fabrication.
          3.Dur-O-Wall Truss: Stainless steel conforming to ASTM A58 0, Type 304.
          ** NOTE TO SPECIFIER ** Select weight class required and delete the class not required.
          4.Weight Class:
          a.Standard, 9 gauge side rods; 9 gauge cross rods.
          b.Medium, 8 gauge side rods, 9 gauge cross rods.
          c.Extra Heavy, 3/16 inch (5 mm) side rods; 9 gauge cross rods.
          ** NOTE TO SPECIFIER ** Select type and wire material required and delete the type not required. If steel is selected, select coating type required and delete those not required.
 
          C.Dur-O-Wall Ladur Seismic Ladur: D/A 320 S, sized for wall widths indicated:
          1.Double wire system at face joints.
          2.Steel wire conforming to ASTM A82 and A951 with following finish:
          a.Uncoated.
          b.Mill galvanized to ASTM A641 after fabrication:
          1)Class 3, 0.80 oz/sf (244 g/sm).
          2)Class 1, 0.40 oz/sf (122 g/sm).
          c.Hot dip galvanized to ASTM A153 Class B2 after fabrication.
          3.Dur-O-Wall Truss: Stainless steel conforming to ASTM A58 0, Type 304.
          ** NOTE TO SPECIFIER ** Select weight class required and delete the class not required.
          4.Weight Class:
          a.Standard, 9 gauge side rods; 9 gauge cross rods.
          b.Medium, 8 gauge side rods, 9 gauge cross rods.
          c.Extra Heavy, 3/16 inch (5 mm) side rods; 9 gauge cross rods.
 
          D.Prefabricated Corners and Tees: Provide to match wall reinforcing system specified.
          ** NOTE TO SPECIFIER ** Select type and wire material required and delete the type not required. If steel is selected, select coating type required and delete those not required.
 
          E.Dur-O-Wall Seismic Veneer Anchors:
          1.Anchor Type:
          a.Adjustable steel plate and pintle. 16 gauge steel plate welded to reinforcing spaced 16 inches (400 mm) O.C. and accommodating adjustable steel pintles and wire reinforcing with up to 1-1/4 inch (30 mm) vertical adjustment.
          1)Face mounted to concrete or CMU, D/A 5213.
          2)Face mounted to steel stud, wood stud or steel frame, D/A 213S.
          b.Seismic channel slot anchor: D/A 931 with adjustable steel plate and pintle. 16 gauge steel plate welded to reinforcing spaced 16 inches (400 mm) O.C. and accommodating adjustable steel pintles and wire reinforcing with up to 1-1/4 inch (30 mm) vertical adjustment.
          c.Seismic strap anchor: D/A 431931 with adjustable steel plate and pintle. 16 gauge steel plate welded to reinforcing spaced 16 inches (400 mm) O.C. and accommodating adjustable steel pintles and wire reinforcing with up to 1-1/4 inch (30 mm) vertical adjustment.
          d.Seismic dovetail anchor: D/A 131.
          2.Steel wire conforming to ASTM A82 and A951 with following finish:
          a.Uncoated
          b.Mill galvanized to ASTM A641 after fabrication:
          1)Class 3, 0.80 oz/sf (244 g/sm).
          2)Class 1, 0.40 oz/sf (122 g/sm).
          c.Hot dip galvanized to ASTM A153 Class B2 after fabrication.
          3.Dur-O-Wall Truss: Stainless steel conforming to ASTM A58 0, Type 304.
          ** NOTE TO SPECIFIER ** Select weight class required and delete the class not required.
          4.Weight Class:
          a.Standard, 9 gauge side rods; 9 gauge cross rods.
          b.Medium, 8 gauge side rods, 9 gauge cross rods.
          c.Extra Heavy, 3/16 inch (5 mm) side rods; 9 gauge cross rods.
          ** NOTE TO SPECIFIER ** Select fasteners required and delete those not required.
          5.Fasteners:
          a.Stainless Steel: D/A 995.
          b.Corrosion Resistant: D/A 807 for metal studs.
          c.Corrosion Resistant: D/A 808 for use with wood studs.
 
          2.5RANDOM/RUBBLE STONE SYSTEMS
          ** NOTE TO SPECIFIER ** Select type and wire material required and delete the type not required. If steel is selected, select coating type required and delete those not required.
 
          A.Dur-O-Wall Adjustable Truss Joint Reinforcement for Random Rubble Stone Sized for wall widths indicated:
          1.Triangular tie with restraint bar welded at 16 inches (400 mm) O.C. to Truss Type joint reinforcement with adjustable 3/8 inch (10 mm) J-bars with triangular ties for insertion into stone veneer.
          2.Steel wire conforming to ASTM A82 and A951 with following finish:
          a.Hot dip galvanized to ASTM A153 Class B2 after fabrication.
          3.Stainless steel conforming to ASTM A58 0, Type 304.
          ** NOTE TO SPECIFIER ** Select weight class required and delete the class not required.
          4.Weight Class:
          a.Standard, 9 gauge side rods; 9 gauge cross rods.
          b.Extra Heavy, 3/16 inch (5 mm) side rods; 9 gauge cross rods.
          c.Super Heavy, 3/16 inch (5 mm) side rods; 3/16 inch (5 mm) cross rods.
          ** NOTE TO SPECIFIER ** Select type and wire material required and delete the type not required. If steel is selected, select coating type required and delete those not required.
 
          B.Dur-O-Wall Adjustable Ladur Joint Reinforcement for Random Rubble Stone Sized for wall widths indicated:
          1.Triangular tie with restraint bar welded at 16 inches (400 mm) O.C. to Ladur Type joint reinforcement with adjustable 3/8 inch (10 mm) J-bars with triangular ties for insertion into stone veneer.
          2.Steel wire conforming to ASTM A82 and A951 with following finish:
          a.Hot dip galvanized to ASTM A153 Class B2 after fabrication.
          3.Stainless steel conforming to ASTM A58 0, Type 304.
          ** NOTE TO SPECIFIER ** Select weight class required and delete the class not required.
          4.Weight Class:
          a.Standard, 9 gauge side rods; 9 gauge cross rods.
          b.Extra Heavy, 3/16 inch (5 mm) side rods; 9 gauge cross rods.
          c.Super Heavy, 3/16 inch (5 mm) side rods; 3/16 inch (5 mm) cross rods.
 
          C.Prefabricated Corners and Tees: Provide to match Random Rubble Stone wall system specified.
 
          2.6MASONRY VENEER ANCHOR SYSTEMS
          ** NOTE TO SPECIFIER ** Select anchor types required and delete those not required.
 
          A.Dur-O-Wall Veneer Anchor Type:
          1.D/A 213 formed steel plate accommodating adjustable wire reinforcing for attaching veneers to masonry or other structural backing and in cavity walls where air space is greater than 3/4 inch (191 mm).
          2.D/A 431 steel plate accommodating adjustable wire reinforcing for attaching veneers to masonry or other structural backing and use in cavity walls where air space is less than 3/4 inch (191 mm).
          3.D/A 207 and D/A 709 steel plate accommodating adjustable wire reinforcing and designed to be welded to steel columns with D/A 700-708 Triangle Ties as applicable.
          4.Dovetail Slots and Anchors: For use with solid structures such as concrete or steel framing.
          a.Steel Frame Type D/A 720-724.
          b.Dovetail Slot Type D/A 100.
          ** NOTE TO SPECIFIER ** Select material and finish required and delete those not required.
          1)Material and thickness:
          a)Steel.
          b)Stainless steel.
          c)24 Gauge (.61 mm).
          d)22 Gauge (.76 mm).
          e)20 Gauge (.91 mm).
          2)Finish
          a)G60 galvanized.
          b)Hot dip galvanized
          c)Stainless steel.
          c.Dovetail Anchor Type
          1)D/A 201.
          2)D/A 202.
          3)D/A 203.
          4)D/A 204.
          5)D/A 205.
          6)D/A 131.
          ** NOTE TO SPECIFIER ** Select material and finish required and delete those not required.
          d.Dovetail Anchor Material:
          1)Clip for Tri-Tie: 12 Gauge (2.7 mm) Steel.
          2)Steel Wire Tie: 3/16 inch (5 mm)
          3)Sheet Metal Anchors 16 Gauge (1.5 mm) Steel.
          4)Sheet Metal Anchors 12 Gauge (2.7 mm) Steel.
          5)Sheet Metal Anchors 1/8 inch (3 mm) Steel.
          6)Sheet Metal Anchors 3/16 inch (5 mm) Steel.
          e.Dovetail Anchor Finish:
          1)Mill galvanized.
          2)Hot dip galvanized.
          5.Channel Slots and Anchors: For use with solid structures such as concrete or steel framing.
          a.Channel Slot
          1)Type:
          a)D/A 901.
          b)D/A 902.
          c)D/A 903.
          d)D/A 904.
          ** NOTE TO SPECIFIER ** Select material and finish required and delete those not required.
          2)Material:
          a)16 gauge (1.5 mm) steel.
          b)11 gauge (3.0 mm) steel.
          3)Finish:
          a)Mill galvanized.
          b)Hot dip galvanized.
          b.Dovetail Anchors
          1)Type:
          a)D/A 911.
          b)D/A 913.
          c)D/A 914.
          d)D/A 917.
          e)D/A 918-922.
          f)D/A 931.
          ** NOTE TO SPECIFIER ** Select material and finish required and delete those not required.
          2)Material:
          a)Clip for Tri-Tie: 12 Gauge (2.7 mm) Steel.
          b)Steel Wire Tie: 3/16 inch (5 mm).
          c)Sheet Metal Anchors 16 Gauge (1.5 mm) Steel.
          d)Sheet Metal Anchors 12 Gauge (2.7 mm) Steel.
          e)Sheet Metal Anchors 1/8 inch ( 3 mm) Steel.
          f)Sheet Metal Anchors 3/16 inch ( 5 mm) Steel.
          3)Finish:
          a)Mill galvanized.
          b)Hot dip galvanized.
          6.Notched Steel Column Anchor: D/A 601. 1/8 inch (3 mm) thick steel:
          ** NOTE TO SPECIFIER ** Select finish required and delete those not required.
          a.G60 galvanized.
          b.Hot dip galvanized.
          c.Stainless steel.
          ** NOTE TO SPECIFIER ** Select finish required and delete those not required.
          7.Notched Steel Column Anchor: D/A 604. 16 Gauge (1.5 mm) thick steel:
          a.G60 galvanized.
          b.Hot dip galvanized.
          c.Stainless steel.
 
          PART 3EXECUTION
 
          3.1EXAMINATION
 
          A.Verify that field conditions are ready to receive the work of this Section.
 
          B.Do not begin installation until substrates have been properly prepared.
 
          C.If substrate preparation is the responsibility of another installer, notify Architect of unsatisfactory preparation before proceeding.
 
          3.2PREPARATION
 
          A.Clean surfaces thoroughly prior to installation.
 
          B.Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.
 
          3.3INSTALLATION
 
          A.Install in accordance with manufacturer's instructions and the applicable building code.
          ** NOTE TO SPECIFIER ** Coordinate the following reinforcing descriptions with the structural requirements and the Drawings. Edit as required for seismic, stone and other conditions.
 
          B.Single Wythe Masonry:
          1.Install horizontal joint reinforcement 16 inches (400 mm) o.c.
          2.Place masonry joint reinforcement in first and second horizontal joints above and below openings. Extend minimum 16 inches (400 mm) each side of opening.
          3.Place joint reinforcement continuous in first and second joint below top of walls.
          4.Lap joint reinforcement ends minimum 6 inches (150 mm).
          5.Reinforce joint corners and intersections with prefabricated corner units 16 inches (400 mm) o.c.
          6.Support and secure reinforcing bars from displacement. Maintain position within 1/2 inch (13 mm) of dimensioned position.
 
          C.Multiple Wythe Unit Masonry:
          1.Install horizontal joint reinforcement 16 inches (400 mm) o.c.
          2.Place masonry joint reinforcement in first and second horizontal joints above and below openings. Extend minimum 16 inches (400 mm) each side of opening.
          3.Place joint reinforcement continuous in first and second joint below top of walls.
          4.Lap joint reinforcement ends minimum 6 inches (150 mm).
          5.Reinforce joint corners and intersections with prefabricated corner units 16 inches (400 mm) o.c.
          6.Support and secure reinforcing bars from displacement. Maintain position within 1/2 inch (13 mm) of dimensioned position.
          ** NOTE TO SPECIFIER ** Use the following paragraphs if masonry is anchored to building structural members for support. Coordinate with structural requirements and the Drawings. Edit if required and delete those not required.
          7.Place anchors embedded in concrete in every:
          a.Second block joint.
          b.Sixth brick joint.
          c._________ joint.
          8.Place anchors fastened to concrete or masonry in every:
          a.Second block joint.
          b.Sixth brick joint.
          c._________ joint.
          9.Place anchors attached to structural members in every:
          a.Second block joint.
          b.Sixth brick joint.
          c._________ joint.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if rigid board insulation is not required.
          10.Secure rigid insulation in place with rigid insulation retainer at each masonry wall tie connector location on horizontal joint reinforcement.
 
          D.Masonry Veneer:
          1.Install horizontal joint reinforcement 16 inches (400 mm) o.c.
          2.Place masonry joint reinforcement in first and second horizontal joints above and below openings. Extend minimum 16 inches (400 mm) each side of opening.
          3.Place joint reinforcement continuous in first and second joint below top of walls.
          4.Lap joint reinforcement ends minimum 6 inches (150 mm).
          ** NOTE TO SPECIFIER ** Use the following paragraphs if masonry is anchored to building structural members for support. Coordinate with structural requirements and the Drawings. Edit if required and delete those not required.
          5.Place anchors embedded in concrete backing in every:
          a.Second block joint.
          b.Sixth brick joint.
          c._________ joint.
          6.Place anchors fastened to concrete or masonry backing in every:
          a.Second block joint.
          b.Sixth brick joint.
          c._________ joint.
          7.Place anchors attached to structural framed backing in every:
          a.Second block joint.
          b.Sixth brick joint.
          c._________ joint.
          ** NOTE TO SPECIFIER ** Delete the following paragraph if rigid board insulation is not required.
          8.Secure rigid insulation in place with an acceptable rigid insulation retainer at each masonry wall tie connector location on horizontal joint reinforcement.
 
          3.4PROTECTION
 
          A.Protect installed products until completion of project.
 
          B.Repair or replace damaged products before Substantial Completion.
 
         
END OF SECTION