Division 04 Masonry Section New Westminster Multi-Use Civic Facility & Office Building Project No Page 1

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1 Project No Page 1 1 GENERAL 1.1 REQUIREMENTS INCLUDED.1 Furnish all labour, material, services and equipment necessary for the supply, delivery and erection of brick veneer as indicated on the drawings and as hereinafter specified..2 This work shall include, but shall not necessarily be limited to, the following:.1 Supply and installation of brick veneer at Type EC20 and ES20 exterior walls, including metal tie anchors..2 Design, implementation and inspection of brick veneer anchorage including seismic restraint requirements as required by B.C. Building Code Supply and installation of sheet membrane flashings in exterior brick veneer walls and at door and window openings, as indicated..4 Installation of miscellaneous metals, bolts, etc., in brick veneer walls..5 Building into brick veneer all door frames, nailing strips, loose lintels, bolts, inserts and other attachment devices, supplied by other Subcontractors..6 Checking of shelf angles supporting brick veneer for alignment and level, and acceptance of same..7 Cleaning down of all brick veneer walls..8 Supply and installation of weep hole mesh vents..9 Supply and installation of Z bars, wood blocking and prefinished metal faceplate at brick veneer reveal joints. 1.2 RELATED REQUIREMENTS.1 Section : Green Building Information Submittal Forms..2 Section : LEED Requirements and Procedures..3 Section : Waste Management and Disposal..4 Section : Exterior Stone Veneer Cladding..5 Section : Miscellaneous Metal, including shelf angles for brick veneer..6 Section : Carpentry..7 Section : Water Repellent Coating..8 Section : Air and Moisture Barrier Membrane.

2 Project No Page RELATED REQUIREMENTS (Continued).9 Section : Building Insulation..10 Section : Joint Sealants, including sealant in reveal joints at brick veneer.11 Section : Hollow Metal Doors and Frames..12 Section : Anti- Graffiti Coating. 1.3 LEED CERTIFICATION REQUIREMENTS.1 This Project has been registered under LEED Canada CS 2009 with a goal of LEED Gold. Refer to Section LEED Requirements and Procedures, the LEED Rating System, and the LEED Canada Reference Guide for Core & Shell Development In order to achieve LEED Gold Certification for the Project, the Contractor and all Subcontractors, suppliers and manufacturers shall comply with all requirements as specified in Section LEED Requirements and Procedures, and they shall be fully aware of all required laws and available strategies to achieve the maximum credits, including any applicable exemplary performance levels, for the following:.1 Erosion and Sedimentation Control..2 Construction Waste Management / Product Waste Recyclability..3 Recycled Content..4 Local and Regional Materials..5 Certified Wood..6 Construction Indoor Air Quality (IAQ) management..7 VOC/Low-Emitting Materials Compliance..3 This Project has an appointed Project LEED Consultant who shall provide the overall strategies for the LEED certification program. All queries regarding all general LEED activities, document submissions, site procedures and proposed strategies pertaining to the achievement of LEED certification should be directed to the Project LEED Consultant..4 The Contractor shall immediately appoint a Contractor LEED Coordinator to oversee all daily on-site activities and submission procedures and documentation pertaining to the LEED certification program. The Contractor LEED Coordinator shall liaise directly with, and provide up-to-date monthly progress reports at month end to, the Project LEED Consultant throughout the Project..5 After award of contract, each Subcontractor shall immediately appoint a Subcontractor LEED Coordinator to liaise with the Contractor LEED Coordinator throughout the Project..6 After award of contract, Subcontractors shall attend a LEED orientation meeting with their selected Subcontractor LEED Coordinator, in accordance with Section LEED Requirements and Procedures.

3 Project No Page LEED CERTIFICATION REQUIREMENTS (Continued).7 After award of contract, all Subcontractors shall submit to the Contractor LEED Coordinator all LEED Submittals Checklists, including all information, data and MSDS on materials and products included in their bid with respect to recycled content, regional materials, and indoor air quality in accordance with Section LEED Requirements and Procedures..8 The Contractor LEED Coordinator must confirm that the Subcontractor s submissions are complete and verified prior to the Subcontractor s first progress draw application, and any subsequent progress draws, as required..9 Refer to Section Waste Management and Disposal for product waste recyclability requirements..10 The project scorecard outlines targeted credit thresholds. Please note that the scorecard is subject to change throughout project development and construction, and will be updated as necessary. Updates will be communicated by the Project LEED Consultant to the Contractor LEED Coordinator, and the Contractor LEED Coordinator will ensure all Subcontractors and other related parties are also immediately aware of the updates. 1.4 REFERENCE STANDARDS.1 B.C. Building Code CSA-S Masonry Design for Buildings..3 CSA-A (2009) Mortar and Grout for Unit Masonry..4 CSA-A Concrete Materials and Methods of Concrete Construction..5 CSA-A Portland Cement..6 CAN/CSA-A82-06 Fired Masonry Brick Made from Clay or Shale..7 CSA-A (2009) Connectors for Masonry..8 CSA-A (2009) Masonry Construction for Buildings..9 CMCA (B.C. & Yukon Chapter) Masonry Practices Manual. 1.5 QUALITY ASSURANCE.1 Installation shall comply with governing regulations and shall be to approval of authorities having jurisdiction..2 Materials, workmanship and application procedures shall comply with the requirements as herein stated..3 Materials and erection shall be subject to manufacturing tolerances or variations as hereinafter specified..4 Masonry practices and work standards shall also comply with Canadian Masonry Contractors Association (CMCA) Masonry Practices Manual. Comply also with CSA-S304.1 and CSA-A371.

4 Project No Page QUALITY ASSURANCE (Continued).5 Testing laboratory, appointed and paid by the Owner, may test mortar and grout as required to meet the specified standards..6 Notwithstanding the visual inspection requirements for face brick veneer to ASTM/CSA designated standards, all units shall be free of all surface indentations, surface cracks due to manufacturer or chipping. All units so delivered shall be culled for use for exposed purposes..7 Provide efflorescence prevention and control. Refer to clause DESIGN AND PERFORMANCE REQUIREMENTS.1 Notwithstanding wall ties are specified herein this Subcontractor shall be entirely responsible for the design, engineering, fabrication and installation of all anchoring systems, including metal ties and any back-up miscellaneous steel support framing required to sustain the imposed load and weight of brick veneer..2 Design, supply and install brick veneer, anchorage to conform to seismic restraint requirements of B.C. Building Code 2006 and to confirm to CSA-S Design brick veneer anchorage and support framing to withstand local positive and negative wind pressure loads in accordance with the B.C. Building Code, with maximum deflection of L/720 of the span. Annual probability factor shall be 1 in 50 for reference velocity pressure..4 Brick veneer anchorage shall be designed to accommodate estimated structural long term and short term movements of the building as specified on the structural drawings and of sufficient design to accommodate the specified dynamic movements and design load requirements. 1.7 SHOP DRAWINGS.1 Submit shop drawings for all brick veneer anchorage to the Consultant for review. Include on shop drawing detail of brick coursing in plan and elevation with any critical conditions fully detailed and coordinated with adjoining materials..2 Submit shop drawings in accordance with the Section Shop drawings shall be sealed by a Professional Engineer registered in the Province of British Columbia..4 Letters of Assurance:.1 The Engineer who sealed the shop drawings shall submit to the Consultant, as required by BC Building Code, the following:.1 Schedule B: Assurance of Professional Design and Commitment for Field Review..2 Schedule C-B: Assurance of Professional Field Review and Compliance.

5 Project No Page SHOP DRAWINGS (Continued).2 The Engineer who sealed the shop drawings shall provide field reviews of the installation and shall provide sufficient reviews in order to provide letters of professional assurance. Written inspection reports of field review shall be submitted to the Consultant promptly as field reviews are made..5 Where applicable practices and work standards shall comply with Canadian Masonry Contractors Association (CMCA) Masonry Practices Manual. Comply also with CSA-S304.1 and CSA (2009). 1.8 SUBMITTALS.1 Submit five (5) full size samples of type and colour of brick specified to the Consultant for approval. Samples shall consist of actual production bricks indicating the anticipated colour/shape range. Acceptable variations in colour range will be established by the Consultant from sample bricks submitted..2 Submit also samples of metal tie anchors and wall flashings to the Consultant for approval, well in advance of time required on job. 1.9 MOCK-UP PANEL.1 Sample Panel: Construct sample mock-up panel of exterior brick veneer approximately 4-0 high x 6-0 long in place at the site as a finished part of the Work. Sample panel shall incorporate the type of face brick, as specified, and shall include all jointing, coursing, mortar, veneer anchorage, control joint, and wall flashing. Panel shall be typical of materials and workmanship intended. Remainder of exterior brick veneer shall not commence until sample panel has been approved by the Consultant..2 Sample panel when approved shall form finished part of the work, and be acceptable standard for the brick veneer PRODUCT DELIVERY, STORAGE AND HANDLING.1 Deliver masonry units on pallets and protect with polyethylene sheets. Any units stained or chipped or materials affected by inadequate protection shall be replaced..2 Cementitious materials shall be stored in accordance with the requirements of CSA-A Stack masonry units to avoid chipping. Protect from weather and soil. All materials shall be kept clean and dry..4 Deliver cement, lime and mortar ingredients with manufacturer s seals and labels intact.

6 Project No Page JOB CONDITIONS.1 Consult with and cooperate with other sections in advance, and build in or make provision for installation of work to avoid cutting, patching and making good..2 Materials shall not be worked nor be applied under temperatures and conditions below the recommended level specified by recognized standards of manufacture..3 Do not lay brick veneer when the temperature is 5 C or less, without providing hoarding and equipment for heating brick and mortar materials. The temperature of the water when placed in the mixer shall not exceed 6 C and to 33 C. Keep all materials under cover and protect from moisture and frost. Leave hoarding in place at least three (3) days after completion of the work to ensure proper curing of mortar EFFLORESCENCE PREVENTION AND CONTROL.1 All means necessary shall be taken to prevent efflorescence salts appearing on the face brick, including proper workmanship and protection..2 Efflorescence appearing on the face brick due to inadequate measures being taken by this Trade Contractor will be cause for rejection of the work involved..3 All mortar joints shall be completely filled to prevent moisture penetration..4 The free alkali percentage of the cement used for mortar shall be as low as possible..5 Face brick and masonry materials shall be stored and protected on site in such a manner as to avoid their becoming wet and to avoid contamination from salts or other matter. Sand and cementitious materials shall be stored off the ground and inside under cover..6 Cover top of completed and partially completed masonry not enclosed or sheltered, with coverings at end of work day. Drape cover over wall and extend minimum of 1200 mm down both sides. Anchor securely in position. Protect adjacent work from marking or damage due to masonry work. 2 PRODUCTS 2.1 MATERIALS.1 Cement: Conform to CSA-A , normal Portland cement with percentage of free alkali as low as possible..2 Masonry Cement: Shall conform to CSA-A179, with percentage of free alkali as low as possible..3 Mortar Aggregates: Conform to CSA-A179, washed and kept clean; sharp and free from organic materials..4 Grout Aggregates: Aggregates to consist of clean, uncoated grains of sound material and to conform to CSA-A23.1. Coarse aggregates to pass a 9.5 mm sieve..5 Hydrated Lime: Shall conform to ASTM C Water: Fresh, clean, potable, free from deleterious matter, acids or alkalis..7 Waterproofing Admixture: For exterior mortar shall be Kryton Krystol KIM waterproofing admixture, Custom Building Products Waterproofing Admixture or preapproved equivalent.

7 Project No Page MATERIALS (Continued).8 Admixture for Motor Colour: Metallic oxide pigment; Mapei; or Custom Building Product s Liquid Mortar; or other preapproved admixture. Colour as selected by the Consultant..9 Face Brick: Face brick shall conform to CAN/CSA-A82, Grade SW, Type FBS, or ASTM C216-2W-FBS; Norman size 3 5/8 x 3 5/8 x 11 5/8, as indicated. Approved Manufacturer, Type and Colour shall be as follows: Manufacturer: Pacific Clay Products, as supplied by Steels Colour: Dark Iron Sport Finish: Smooth or approved equivalent. Manufacture bricks one continuous run to ensure minimum colour and texture variations. Include all special sizes and shapes required to complete face brick work as indicated, including thin (sliced) brick, solid bricks, corners, intersections, end brick, lintel bricks, and similar units..10 Veneer Wall Ties: Notwithstanding, the anchorage system is specified, the design and installation of brick veneer anchorage to meet code requirements is the responsibility of the Brick Veneer Subcontractor. Wall ties for the brick veneer shall conform to CSA-A370. Wall ties shall be as follows or approved equivalent to comply with design criteria specified herein..1 Exterior Brick Veneer Wall Ties (Type 1): At steel stud back-up walls shall be Rap-Tie System, as manufactured by Fero Corporation; and distributed by Fraser Valley Brick & Block; ties shall include 16 ga. stainless steel L-Plate, stainless steel wire V-ties length to tie from plate to centre of brick veneer, polyethylene insulation support and stainless steel fasteners as specified herein under clause Exterior Brick Veneer Wall Ties (Type 2): At cast-in-place concrete back-up walls shall be Fero Corporation Rap-Tie System, but with V-ties to anchor brick veneer. Ties shall include stainless steel slotted L-plate, polyethylene insulation support and stainless steel V-ties..3 At concrete slab edges for shelf angle support provide zero FAST angle support system, or Halfen Brickwork Shelf Angle Anchors..11 Sheet Membrane Thru-Wall Flashing: Shall be Bakor Blueskin TWF; Soprema Sopraseal Stick 1100 self-adhering sheet membrane; or approved equivalent..12 Weep Hole Vents: Shall be Mortar Net weep vent as supplied by Steels Industrial Products. Vent shall be UV resistant recycled polyester mesh in colour to match mortar..13 Anchors (into Concrete): Stainless steel drilled expansion shield type inserts; as required for anchoring of brick veneer anchorage to concrete..14 Reveal Joints: to include 3½ deep, 16 ga galvanized steel Z bars; pressure preservative treated Douglas Fir blocking; and 18 ga galvanized steel faceplate attached to blocking using stainless steel screws. Metal faceplate to be powder coated. Colour to be black.

8 Project No Page MORTAR TYPES.1 Mortar: Mortar shall be Type S as per CSA-A179, coloured for brick veneer..2 Mortar shall be proportioned within the limits set forth in CSA-A179. Consistency of mortar shall be adjusted by minimum amount of water addition consistent with workability to provide maximum tensile bond strength..3 Mix waterproofing additive to mortar for stone veneer in accordance with manufacturer s directions..4 Coloured Mortar: Coloured mortar shall be used for stone veneer. Obtain coloured mortar by premixing colouring agent to dry cement in strict accordance with the manufacturer s directions to obtain desired colour. Mortar colour for brick veneer shall be as selected by the Consultant. Provide the Consultant with coloured mortar samples (cube/cylinder) in dry condition, 2 weeks old and 2 weeks prior to erection of sample panel for brick veneer. 2.3 SOURCES.1 Use the same manufactured brands and sources for mortar materials for the entire project, in order to ensure uniformity of mixes and colouration. 3 EXECUTION 3.1 INSPECTION.1 Inspect surfaces and job conditions prepared by others before commencing work..2 Report defects in writing to the Contractor, if deemed necessary. Commencement of work indicates acceptance of all conditions..3 Examine drawings and job conditions; coordinate with other section of related work so that this work can be performed without cutting, fitting or patching other surfaces. 3.2 WORKMANSHIP.1 Workmanship shall conform to CSA-A371 and CMCA Masonry Practices Manual..2 Building brick veneer work true-to-line, plumb, square and level, with vertical joints in proper alignment..3 Tolerances for exposed masonry work shall be in accordance with masonry standards specified..4 Assume complete responsibility for dimensions, plumbs and levels of this work and constantly check same with graduated rod.

9 Project No Page WORKMANSHIP (Continued).5 Brick courses to be of uniform height and both vertical and horizontal joints to be of equal and uniform thickness..6 Build in frames, blocking, nailing strips, lintels, beams, angles, bolts, anchors and the miscellaneous metal work, conduit, sleeves and inserts..7 Frame around ducts, conduits and pipes passing through walls and fill in with masonry above ductwork to effect proper closure..8 Install special units as may be required to form corners, returns, offsets, reveals and indents without cut ends being exposed and without losing bond or module..9 Cut out all brick with chips, cracks, broken corners or off-textured faces..10 No partially set brick shall be moved or readjusted..11 Where resetting of brick is required, cut out and clean opening removing all old mortar and reset masonry in new mortar bed..12 Reveal joints shall be 1½ wide as detailed and shall be installed at locations shown on drawings. 3.3 BRICK VENEER.1 Lay all brick veneer in running bond, and with tooled concave joint in accordance with approved mock-up panel (refer to clause 1.9)..2 Prior to laying, dampen new clay brick having an initial rate of absorption exceeding 20 grams when tested to CAN/CSA-A82.1. During cold weather, use water heated to minimum 21 C for masonry units which are above 0 C and to minimum 54 C for masonry units which are below 0 C..3 Bed joints evenly and fill solidly with mortar. Rock brick into place at closures with head joints thrown against adjacent bricks..4 Lay units in full bed of mortar, properly jointed with other work. Buttering corners of joints and deep or excessive furrowing or mortar are not permitted..5 Fully bond intersections and external corners..6 Do not adjust brick units after laying. Where resetting of units is required, remove, clean units and reset in new mortar..7 Check alignment and level of steel shelf angles prior to laying brick veneer..8 Notwithstanding the design and installation of brick veneer anchorage to meet Code requirements and CSA-A370 is the Brick Veneer Subcontractor s responsibility, installation of metal ties shall be not less than the following:.1 Typical: Provide ties in accordance with CSA A Provide 2 stainless steel screws, as per CSA-A370, per tie, through air and moisture barrier into steel stud back-up walls.

10 Project No Page BRICK VENEER (Continued).9 Provide weepholes by omitting mortar from every third vertical joint in brick veneer above lintels, openings and at top and bottom of walls. Install mesh weep hole vent into weep holes in accordance with manufacturer s directions. 3.4 FLASHINGS.1 Install sheet membrane thru-wall flashings at the following locations at exterior walls:.1 Base of exterior brick veneer cavity walls and where cavity is interrupted by horizontal members or supports, i.e. shelf angles, lintels..2 Above doors and other openings in brick veneer walls, as detailed..2 Install flashings in accordance with manufacturer s directions..3 Prime surfaces to receive membrane..4 Ensure that all flashing is absolutely watertight so as to ensure all water is led out through weep holes. If flashing is pierced, waterproof these points carefully. Weep holes shall be provided above flashings as specified..5 Lap ends minimum 4 and seal. Flashing to be turned up a minimum of 6 and adhered to the back up wall..6 Create flashing "dams" at both ends of lintels, sills and at wall ends to prevent water from traveling horizontally past the flashing ends..7 Install vertical flashing where the outer veneer returns, to prevent contact of the veneer with the inner wall such as brick returns at window or door jambs, and as detailed..8 Set membrane back at edge of shelf angles and lintels so membrane is concealed..9 Install membrane behind brick veneer at interface of various back-up walls and where indicated. 3.5 REVEAL JOINTS.1 Provide reveal joints in exterior brick veneer walls as detailed in locations shown on drawings and leave ready for caulking under Section CUTTING AND PATCHING.1 Cutting of brick veneer exposed in finished work shall be done with wet power saw..2 Pre-soak using clean water prior to cutting. Clean cut units using a stiff fibre brush and clean water. Allow units to surface dry before placement..3 Obtain approval before cutting any part or area which may impair appearance or strength of the work. 3.7 CLEAN UP.1 At completion of brick veneer work, excess material, rubbish and equipment resulting from these operations shall be removed from the site and the building left clean and tidy.

11 Project No Page PROTECTION.1 Protect brick veneer from damage resulting from subsequent construction operations..2 Use protection materials and methods which will not stain or damage veneer..3 Remove protection materials upon Substantial Performance of the Work, or when risk of damage is no longer present..4 Protect adjacent surfaces and work from damage during cleaning process; especially windows, doors, and other exposed metal work and from the mortar droppings, and efflorescence..5 Protect work of other sections from damage resulting from work of this section. 3.9 CLEANING FACE BRICK.1 Soak face brick with clean water and flush off all loose mortar and dirt. Scrub walls with a solution of one half cup of trisodium phosphate (TSP) and one half cup of colourless household detergent dissolved in one gallon of clean water. Apply with a stiff fiber brush..2 Rinse thoroughly with clean water under pressure to remove all cleaning solution, dirt and mortar particles INSPECTION AND TESTING.1 The Owner may engage and pay for the services of an approved independent testing agency to perform tests on mortar and grout cubes strength tests in accordance with B.C. Building Code..2 Any deficiencies found as a result of these tests shall be corrected by this Trade Contractor at no additional cost to the contract. END OF SECTION