See TEK 10-3, Control Joints for Concrete Masonry WallsAlternative Engineered Method (ref. Be sure to coat down the side of the pier past the expected depth of concrete cap. Curing Coat Application Apply TILT-CRETE in a uniform surface film as soon as the surface water has evaporated, immediately after completion of troweling and final finishing operation. Close this window and log in. Invalid list name. Then this discovery could save your life. Wallform Components Control Joints for Concrete Masonry WallsAlternative Engineered Method. MASTERSEAL NP1 CAULKIING SEALANT LIMESTONE 10 OZ TUBE (50426583). Color: Charcoal (contrasts with concrete for good visibility). USES :{R?CX6):RO@>{,Xrzh&!csxu48J[lcK9&O7 H-[CG@Y2cbNue9x@UWWw,v88R4 5V4z`}ektG:SLbrnQh~)gkh55p.yijmsOLg@x+f8 ] [4(tUb`fAk`UL!BZPi3 -=b@-np>/9GE]n5@'}gmehn670`CB*C%2*KB]NQmzznmkYLk&or8bf]c"s#=@#IQ(. Charcoal Color Closed Cell Polyurethane. Bond breakers are engineered products that form a membrane, allowing the surfaces to be separated easily. These compounds permit newly cleanly and easily from a concrete casting bed or one another without detriment to the concrete strength or appearance. MASTERSEAL NP1 CAULKIING SEALANT TAN 10 OZ TUBE (50428972). Terms of Use, USA Canada Franais Espaol International. Control joints are typically required in exposed above grade concrete masonry walls, where net aesthetic shrinkage cracking may detract from the appearance of the wall, and to limit moisture or air infiltration. Careful though with sonotube you may have difficulty removing the concrete. Tilt Bracket Resistant to sunlight induced oxidation damage when panel concrete placement is delayed multiple days. Standard Specifications for Loadbearing Concrete Masonry Units, ASTM C90-16a. 15 asphalt felt). Put tear off strip facing down if no caulking is planned. #164 provides a positive, 1100 water-based concrete curing compound is formulated from hydrocarbon resins and may be used on interior, exterior, vertical, and horizontal, 1150-CLEAR water-based concrete curing compound is formulated from hydrocarbon resins and may be used on interior, exterior, vertical, and horizontal, 1190 is a hot-applied, single-component polymeric compound developed for the economical maintenance sealing of cracks and joints in Portland cement, North America: 800.342.5976 ]+ X Flat Tie Utility Anchors Bond breakers are available in different forms, such as liquid, spray, rods, and tape. startxref LLC, All Rights Reserved, similar product terms: backer-rod-12-cc, ez foam, exp06050, concrete joint foam, concrete joint foam, concrete expansion joint flat foam, reflectix, relfectix joint foam, flat polyurethane foam, flat backer rod, flat backer rod foam, MASTERSEAL NP1 CAULKIING SEALANT ALUMINUM GRAY 10 OZ TUBE (50433595), MASTERSEAL NP1 CAULKIING SEALANT LIMESTONE 10 OZ TUBE (50426583), MASTERSEAL NP1 CAULKIING SEALANT TAN 10 OZ TUBE (50428972), MASTERSEAL NP1 CAULKIING SEALANT WHITE 10 OZ TUBE (50426722), Masterseal SL1 Self Leveling Joint Sealant, LIMESTONE Color, 825mL Tube, 1/2 X 6 in. This ebook covers tips for creating and managing workflows, security best practices and protection of intellectual property, Cloud vs. on-premise software solutions, CAD file management, compliance, and more. Email us at [emailprotected] or TILT-CRETE concrete cure and bond-breaker is a new, innovative, unique formula of proprietary, reactive organic materials in an aqueous dispersion. WebBond breakers for tilt-up. Therefore, it may be prudent to design the lintel to carry the full weight of the wall above it in addition to any superimposed loads. Easy-Lift E. water impermeable barrier. Sure-Guard Rebar Protector Stakes 1/2 X 6 inch Flat Expansion Joint Foam. Juan Rodriguez is a former writer with The Balance who covered large-scale construction. Both would actually be better. Provides effective bond breaker between casting slab and tilt-up or lift-slab panel. Reinforcing Bar Positioners: Wire units designed to fit into mortar bed joints spanning masonry unit cell with loops for holding reinforcing bars in 0000005657 00000 n Swift Lift Plus Recess Plug For walls containing masonry parapets, consider the parapet as part of the masonry wall below when determining the length to height ratio if it is structurally connected by masonry materials. HWVHyLS9E,QK.I.zFdJ~PPX8SJEFNL )"?/T8I89[t(:>O>L?-.e,ovq"tww}A>/VbNw8S8 %%EOF Standard Classification System for Rubber Products in Automotive Applications, ASTM D2000-18. Before specifying this joint construction, however, the availability of these unit shapes should be verified with local concrete masonry manufacturers. Name may only contain letters, numbers and the characters : - _ or space. Proper application of crack control measures, including control joints when required, can help ensure satisfactory performance of the concrete masonry. DO NOT DILUTE. For best performance, the vertical reinforcement should be placed in the cell immediately adjacent to the opening. Trowels:- Hand- Power Cleanup To remove improperly or over-applied TILT-CRETE from panels, W. R. MEADOWS recommends using a commercially available, heavy-duty, concrete degreaser/stripper. In walls containing vertical reinforcement, the cell adjacent to the opening is usually grouted and reinforced to provide solid support and additional strength for jambs. Easy-Lift E is applied to the concrete casting slab to efficiently prevent the bonding of subsequent concrete pours. Meets Application Requirements of: ASTM D-7174 Standard Specification for preformed closed cell polyolefin expansion joint fillers for concrete paving and structural construction. The backer rod provides a uniform foundation for the sealant. This information is generally available from the manufacturers of preformed gaskets. Thank you for helping keep Eng-Tips Forums free from inappropriate posts.The Eng-Tips staff will check this out and take appropriate action. vFzo)2?S7 e Temperature Compatible: Excellent range for cold or hot climates. 0000002187 00000 n Stud Rail Termite Resistant: Does not facilitate destructive termites. a length to height ratio of 1 : 1, which corresponds to 1 x (20 ft) = 30 ft (9.14 m), or. When stored indoors in original, unopened containers at temperatures between 40 90 F, optimum performance and best use is obtained within one year of date of manufacture. However, W. R. MEADOWS always recommends to inspect the slab to make sure of proper coverage. In addition, walls with adequate horizontal reinforcement may not require control joints, as the reinforcement effectively reduces the width of shrinkage cracks. Limitations: Not UV Stable. WebWater-Based Concrete Bond Breaker. Using the same type of detail as for the unreinforced wall would require the control joint to cross the vertical reinforcement, thereby preventing movement and defeating the purpose of the control joint. Traveler Form System Webbond breaker material. Cast the slab separately from the piles, then set it on the piles. ASTM International, 2016. For more information please contact W. R. MEADOWS technical services. Threaded Pullout Tie WebMop all contact surfaces of concrete and Organic Felt or geotextile fabric with cut-back asphalt. 184 0 obj <>stream 0000016896 00000 n Provide Organic Felt bond breaker on top and Expanded Polystyrene (" thick) on sides of retaining wall. at (above) movement joints in foundations and floors. Swift Lift Anchors 0000009004 00000 n How does the bond breaker material needto be stored? DO NOT FREEZE. Bond breakers also avoid shrinkage cracks on tilt-up walls. Threaded Plastic Plug Where the keying action is provided by concrete materials, a four-hour fire rating is provided. Mirafi MPBBC1450 bond breaker is inert to biological degradation and resistant to naturally encountered chemicals, alkalis, and acids. 0000008377 00000 n Flat Expansion Joint Foam, 6 rolls (300 Ft). Where concrete masonry is used as a backup for veneer or in multi-wythe applications, consider the following: NCMA and the companies disseminating this technical information disclaim any and all responsibility and liability for the accuracy and the application of the information contained in this publication. In this scenario, TILT-CRETEs resistance to rain is highly reduced. Note that crack control considerations for concrete masonry veneers differ from the guidance presented below. SUPPLY Bondbreaker B is available in 20 litre drums. Second Bond Breaker Coat Application Wait for the first coat of TILT-CRETE to dry. (formerly Sonolastic NP1) One-Part Polyurethane Caulking Sealant, LIMESTONE Color Price/Tube. Table 1 lists recommended maximum spacing of these control joints based on empirical criteria. H. Hidden in northern Jutland's Rold Forest, some 400km north-west of Copenhagen, is the sprawling bunker complex of Koldrigsmuseet REGAN Vest (The Cold War Museum REGAN West). 0000018419 00000 n 0000013590 00000 n Use asphalt felt (No. 7), or rubber compounds complying with ASTM D2000, Standard Classification System for Rubber Products in AutomotiveApplications (ref. 0000001485 00000 n 0000029616 00000 n and clean panel appearance. Clay and Concrete Masonry Banding Details. ]$Ez'3BxyrHCs pHuNmX}\eB47Ar3x!ILCnT_3Ix+N!C{*{?y%Pzn$.(9(}] Ijcj2R\"r#GVw |agNAcXL Easy-Lift E meets all federal and local VOC regulations. Although the detail shownin Figure 4a is considered the typical construction, research suggests that the joint profile shown in Figure 4b may offer improved performance because the flat profile reduces peeling stresses at the corners of the sealant. For proper mixing procedure refer to TILT-CRETE Proper Mixing Procedure Technical Bulletin. They can also be divided into water-based or non-water based products. Wing Nut (Coil Thread How will the finished concrete product be used and what type of chemicals, including sealants, adhesives, and coatings, will be applied on top of the concrete surface after the concrete has been poured? Where external loads are an issue in combination with internal volume change, the design should consider the combined effects of these influences on cracking. Mixing Thoroughly agitate TILT-CRETE prior to each use. Bond breakers used in tilt-wall construction, however, are specifically 6 Rolls/Bag (300 feet). Don't rely on synthetic liquid bond breaker. Click Here to join Eng-Tips and talk with other members! Provides both curing and bond breaking eliminates need for double inventory and handling. Water-Based Concrete Bond Breaker. To provide a joint that is sealed against the passage of air, water and sound, caulking or other appropriate sealant is used. See Example: Height: 3 inch, 4 inch, 6 inch, or 8 inch. x 25 Ft. Grey Concrete Expansion Joint Replacement. Figures 3f and 3i show smooth dowel bars placed across the control joint to transfer shear. A flat backer rod foam design to create quality concrete expansion joints quicker and easier that traditional wood or composite spacers. I saw a drawing before where it used tar paper to separate existing footing to new footing. 0000115823 00000 n Waterstops panel and a strong, smooth, uniform and clean panel appearance. 8. Tower Chair When the tilt-up panel is poured, the barrier restricts 2), for more information. WebA bond breaker is a separator substance applied in between adjoining solid surfaces to ensure that there is no adhesive molecular bond between the surfaces. However, some designers incorporate shear transfer devices to limit the relative movement between thetwo panels on either side of a control joint, thereby reducing the stress on the joint sealant and providing longer life. 0000053409 00000 n As such, the prescriptive crack control recommendations detailed in Table 1 increase the area of horizontal reinforcement and decrease the maximum control joint spacing of half high unit assemblies compared to full height unit assemblies. 1 0 obj << /Type /Page /Parent 18 0 R /Resources 2 0 R /Contents 3 0 R /MediaBox [ 0 0 612 792 ] /CropBox [ 0 0 612 792 ] /Rotate 0 /Annots 54 0 R >> endobj 2 0 obj << /ProcSet [ /PDF /Text ] /Font << /TT2 28 0 R /TT4 29 0 R /TT6 30 0 R >> /ExtGState << /GS1 33 0 R >> /ColorSpace << /Cs6 31 0 R >> >> endobj 3 0 obj << /Length 2210 /Filter /FlateDecode >> stream Excellent stability; does not require continuous mixing throughout the application; the material must be mixed only prior to application. 2023 NATIONAL CONCRETE MASONRY ASSOCIATION. 0000006417 00000 n A recent discovery has been leaked about the real Root cause of gum disease And tooth decay, and it has Continue reading A50. And 2) Thick applications of bond breaker can result in adhesion of tilt slabs to form slabs, resulting in pop-outs and other defects in the tilt panels. TILT-CRETE has excellent stability and does not require continuous mixing throughout the application process; the material must be mixed only prior to application. Bond breakers are 0000014806 00000 n Approval may be granted for the application of 1100 concrete cure or one of the VOCOMP series cure-and-seal products from W. R. MEADOWS to be used as a cure coat prior to the application of TILT-CRETE as a bond-breaker. Registration on or use of this site constitutes acceptance of our Privacy Policy. By joining you are opting in to receive e-mail. Stainless Steel Snap Tie WebCONCRETE-CONCRETE JOINTS BACKER ROD BOND BREAKER 3d = w = 4" Unless Specified Otherwise In The Plans = w = 4" Unless Specified Otherwise In The Plans3 (CONCRETE-CONCRETE JOINTS) Concrete Pavement " to 184" Saw Cut Joint Asphalt Shoulder PavementConcrete Pavement 18" to 4" Saw Cut Joint Asphalt Shoulder If you have any questions or would like to learn more, please contact us. When design necessitates the construction of a control joint that provides a rated fire resistance and out-of-plane load transfer, the control joints shown in Figures 3d and 3e can be used. 0000014833 00000 n Already a member? CAUTION: TO AVOID FOAMING, DO NOT MIX EXCESSIVELY. WebBond breakers and their effective use Guidelines to prevent stuck panels and aggravation Lift-slab construction, a method in which concrete floor and roof slabs are cast in a stack control joints need not extend through the facing when the bond between the two materials is flexible, such as anchored veneer with flexible ties. Plastic sheet, felt paper, a layer of sand or a chemical bond breaker can be used to prevent bond to the base slab. Be sure to coat down the side of the pier past the expected depth of concrete cap. The transition slabs deform to dissipate the thermal movements of the bridge. Always apply to a test area first to determine actual coverage rate before full-scale application. Wale Bolt Assembly Sealant Compatible: Works with common sealants. If TILT-CRETE application as a cure to the casting slab is delayed for several hours or until the following day, the surface should be moistened with water before application of TILT-CRETE. 2023 W. R. Meadows, Inc.All rights reserved. However, depending on the type of facing, considerations should be given to crack control in the facing material as well. W. R. MEADOWS technical services department, Solvent-Based Curing and Sealing Compounds, Meets the moisture retention requirements of ASTM C 309 on steel-troweled surfaces. Z Tie Holder Joint Sealants for Concrete Masonry Walls. 5 Gallon (18.93 L) Pails 0000054424 00000 n However, if the opening is completely surrounded by reinforcement as shown in Figure 2c and 2d, the area around the opening is strengthened and control joints can be placed away from the opening. 0000054060 00000 n the casting slab from absorbing the mix water from the panel, resulting in an easy to lift panel and a strong, smooth, uniform Place tear-off strip facing up if caulking is desired after concrete hardens. When a bond breaker is needed at a construction joint, a curing compound, Please let us know here why this post is inappropriate. 5), for more information on fire resistance ratings of concrete masonry assemblies. Metal 3D printing has rapidly emerged as a key technology in modern design and manufacturing, so its critical educational institutions include it in their curricula to avoid leaving students at a disadvantage as they enter the workforce. 0000019286 00000 n 0000005793 00000 n If, after application of the bond-breaking coat, steel, or concrete-placing operations are delayed longer than two weeks, the bond-breaking coat should be inspected carefully to determine if it still provides 100% coverage. If rain strikes the surface before the coating is dry, any damaged areas must be recoated. After the TILT-CRETE film is dry, normal rain should not affect the surface. 0 ft./gal This TEK focuses on non-structural cracking resulting from internal volume change of the concrete masonry. strongback Tie See Table 2B for horizontal reinforcement spacing translating to 0.034 in./ft (72.0 mm/m) of height. The non-reactive bond breaker will interact with the concrete surface and generate a waterproof surface. 0000040739 00000 n The joints permit free longitudinal movement, and some also allow the transfer of lateral or out-of-plane shear loads. / Terms, Copyright 2003-2022 Best Materials Easy-Lift E is applied to the concrete casting slab to efficiently prevent These types of bond breakers are made of crude resins to form the thin film. Normally, joint reinforcement is used in the common joint between the two to distribute the forces and keep any cracks that form tightly closed. I've not used isolation joint for this purpose before (needing to lift the slab). May help contribute to LEED credits: #164 is a time-proven, hot-applied polymeric sealant which combines a tenacious adhesive power with high resiliency. German engineers have been MASTERSEAL NP1 CAULKIING SEALANT WHITE 10 OZ TUBE (50426722). Attachment can be made with construction adhesive, nails or staples. Vibrators 9. Ties }|aY/?.dId\NfsN=! 0000040289 00000 n Wall Plug For positive bond breaking, it is essential the casting slab be 100% sealed with TILT-CRETE. Visually and physically inspect the slab to witness the entire surface has a definite sheen. Any dull spots must be recoated. Questionable areas can also be tested by dropping water on the surface. If the water beads-up or forms a bubble and does not penetrate the concrete surface, it is sealed. Any areas accepting penetration of the water must be recoated until a positive seal is achieved. WebTrim-A-Slab 3/8 In. Shrinkage cracks in concrete masonry are not a structural concern. Mirafi MPBBC1450 Product Description Sheet. Easy-Lift FD is applied to the concrete casting slab to efficiently prevent the bonding Non-membrane bond breakers are subdivided into reactive and non-reactive. Because no mechanical interlock is provided between the two panels separated by this joint, out-of-plane loads are not transferred across this joint. The tape shall be the same width as the joint. Small dabs of bituminous cement may be used to hold felt sheets in place during subsequent placing operations. TILT-CRETE is not recommended to be used on broomed or rough surface finishes. Triple Flared Coil Loop <<2F6130032B3F7D4E822F4C36175224FC>]/Prev 134655/XRefStm 1837>> Pour concrete and finish. It's purpose is to control the amount of caulking that goes into the joint, but more importantly, to "break" the 3 point "bonding" that occurs in the back of the joint and thus prevents the caulking from tearing open at this location. Their studies show that a swollen prostrate is a completely reversible condition, and if not treated properly, it increases Continue reading A15, Does a diet free and exercise free weight loss method really work can it be so powerful to help you lose 40 pounds in just four weeks Theres sandra peterson a 50 year old registered nurse from tucson arizona sandra didnt have time to get back in the gym however she lost 42 pounds to Continue reading A30a, If you or a loved one is struggling with bleeding 0r receding gums, gingivitis, gum infection, tooth ache Or decay, bad breath, or any type of periodontal issues. the mix water from the panel, which results in an easy to lift panel and a strong, smooth, uniform and clean panel ZSFreJPgAx)qn!5ZqMveA U5$yT}yUpP-gm'F2W2};C07"LWemH5-NFSJ+r.[,c^j n5 qN*O9p /s? Bond Breaker: Meets sealant and caulking specifications as a bond breaker. We use cookies to improve the functionality and performance of this site. See Clay and Concrete Masonry Banding Details, TEK 5-2A (ref. Table 1 indicates a maximum control joint spacing of the lesser of: In this example, the maximum spacing of 25 ft (7.62 m) governs over the length to height ratio. Foundation walls traditionally do not include control joints due to concerns with waterproofing the joint to withstand hydrostatic pressure. After studying the way 12,500 American men pee, scientist discovered a revolutionary way to reverse enlarged prostates. Meets the moisture retention requirements of ASTM C309 when applied to steel-troweled surface finish. Be sure that the top of the expansion joint foam is set at the top of the intended concrete pour. The engineered method is generally used only when unusual conditions are encountered such as dark-colored units in climates with large temperature changes. Expansion Joint material includes a built-in tear-off strip. of subsequent concrete pours. Natural Resources & Energy Infrastructure, Energy - Power Generation - Renewables - Solar, Energy - Power Generation - Renewables - Wind. Price/Tube. A grease-like feel to touch indicates over-application and can result in panel surface discoloration, dusting, surface irregularities, etc. Reasons such as off-topic, duplicates, flames, illegal, vulgar, or students posting their homework. 6. Already a Member? The polyurethane material does not adhere to sealants, so proper 2-sided joints are created and the joint meets sealant joint specifications requireing a bond breaker. Shoulder or Roadway Pavement is required on top of the junction slab for its entire length on the traffic side of the Barrier/Noise Wall. Tape The placement of a flexible, porous geotextile between dissimilar materials so that the integrity and intended functions of both materials remain intact or are improved. Type L Inserts STORAGE Bondbreaker B should be stored in a cool, dry place in original unopened containers. Tightening Wrench Cured material can only be removed with difficulty using Resiloc Thinners. 8). Swift Lift Attachment with Wings Nuts Apply the second coat of TILT-CRETE at right angles to the previous coat. During hot weather concreting as defined in ACI 305 Guide to Hot Weather Concreting, the use of 1100, VOCOMP Series or wet curing is recommended in conjunction with TILT-CRETE. US/MC-SAE Coupler If a curing or curing-and-sealing compound other than 1100 or VOCOMP series products are used, they must be removed prior to the application of TILT-CRETE. TILT-CRETE is not recommended to be used with any other manufacturers bond-breakers. TILT-CRETE concrete cure and bond-breaker is a new, innovative, unique formula of proprietary, reactive organic materials in an aqueous If you suffer from a swollen prostrate. produce a water impermeable barrier on the surface of the casting slab. Wedge Bolt PACKAGING This keeps the joint weather tight while accommodating small movements. ft./gal, Coverage will vary due to various amounts of different fillers, extenders, or additives in the concrete mix that can result in the concrete mass and finished surface having a higher than normal porosity and some very porous hotspots. Coverage ratios must be adjusted to compensate for resulting penetration and additional coverage coats required to provide proper surface treatment. 0000053011 00000 n Resists wash off from normal rain and dew once dried. Bond breakers are applied on surfaces that will be eventually joined together since once the concrete is poured, they will be inseparable. Equipment Application equipment must be clean and free of all previously used materials. Stake Driving Tool USES Sika BondBreaker W is used for "match-cast", "tilt-up" and "tilt-slab" constructions. 6l@O4xX 7`czk`rU(~dHXLE'A.LZ QLpyT9+%s7q}<2an=VJiJ(P7'y)4@';)>~RB1w;al-Vd[RXjE]>wS{0\-|P$0%K1erDkH946`' =0~UcoXfa#{yl>MWccGLi@~l~XwG>=jwUy9NIyQQmc(*4O04cz+T;6rR98qP|PU(Ic:H=iO The dowels are typically greased or placed in a plastic sleeve to prevent bond and allow unrestrained longitudinal movement. The number of bond-breaker coats and coverage rate needed to achieve a complete uniform film is dependent on the concrete mix design, placing and finishing procedures, environmental conditions, etc. WebThe slab must be fractured all the way through and the bond between the concrete and any reinforcement must be destroyed, all without damage to the base profile or the base Figure 3d shows a grouted shear key. Web Cures concrete casting slab and top of tilt-up or lift-slab panel. Environmentally Friendly: Material is CFC and HCFC-free. The reaction produces a gel in the pores of the concrete which effectively forms a water impermeable barrier. Wood Chamfer WebA bond break is accomplished by replacing all or part of a vertical mortar joint with a minimum of a backer rod and sealant. WebOur backer rod (backstop / bond breaker), is designed to work with all popular sealants including NP1 Polyurethane, a Novalink Polyether, M1, Duralink, glazing sealants and Copyright 1998-2023 engineering.com, Inc. All rights reserved.Unauthorized reproduction or linking forbidden without expressed written permission. not enough product applied as the concrete panel is placed. Please ensure that enough product has been placed on the casting slab and a complete, continuous film of TILT-CRETE has been created. Sufficient application of the bond-breaker is the responsibility of the contractor and not W. R. MEADOWS, INC. The contractor and/or applicator is also responsible to ensure that application conditions are acceptable as noted on this data sheet and to ensure that the correct coverage rate is used. For further application instructions and contractor responsibilities and assurances, please contact the W. R. MEADOWS technical services department. How fast does the bond breaker dry once it has been applied? 0000060103 00000 n the excess lime in concrete. After concrete cures, clean joint area, and fill with sealant, to a height below the top surfaces. Type B-4 Cushion - Lock Reglet I doubt actual "tar" paper is readily available. control joints should extend through the facing when wythes are rigidly bonded, such as plaster applied directly to masonry units or for adhered veneer. what is the proper isolation joint to use in this situation, Structural engineering general discussion Forum, Low-Volume Rapid Injection Molding With 3D Printed Molds, Industry Perspective: Education and Metal 3D Printing. Control joints constructed with special unit shapes, as shown in Figure 3e, can also be used to provide a fire-rated control joint and out-of-plane load transfer. As indicated in Table 1 Footnote 1, local experience may justify an adjustment to the control joint spacings presented in the table. WebSilcoseal Advantage is a water-based bondbreaker and tilt-up cure for use on tilt-up, lift slab and precast construction projects. For an opening of up to 6 ft (1.83 m) in width that are not wrapped with reinforcement, a control joint should be placed at one side of the opening as shown in Figure 2a. WebMop all contact surfaces of concrete and Organic Felt or geotextile fabric with cut-back asphalt. trailer TILT-CRETE is low-VOC formulation that does not contain wax or hydro-carbon resins. A bond break is accomplished by replacing all or part of a vertical mortar joint with a minimum of a backer rod and sealant.

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