heavy wedge. The snap tie is designed to be installed at an on center spacing, and is designed to withstand the lateral forces of wet fluid concrete within the formwork. In simple terms, concrete forms are nothing more than a solid barrier that holds concrete in place or forces concrete to assume a certain shape. Professional contractors insert wedge bolts through the loop end which enables them to tie down the tie and panel. It is designed to slip over the head of standard or heavy duty snap ties to provide ample bearing area for proper load distribution into the wales. which release agents are used. Life cycle maintenance expenses for concrete ties are also lower than wood tires. An anchor bolt diameter ranges from 3/8 inch to 1 . A 1/4 to 1/2 turn of the ratchet will normally break the tie end. Standing in front of the tie, hold the socket on the hex head with one hand and turn the ratchet with the other. Hit taper tie on small end and remove it 5. The snap ties, upon removal of the formwork, can be snapped off and will snap, slightly under the surface of the concrete. Contact Drill Tie Systems toll free at 1-877-2DRILL1 (1-877-237-4551) or 305-557-4237. The wrap and snap tie is normally used when tying wall re i n f o r cement and holds the bars securely in posi-tion so that the hori z ontal bars do not shift while work is done by other trades or during concrete placing. Too much space allowed between the wales may cause crushing of the wales and/or the bending of the wedge allowing the form to bulge outward. Prompt and courteous service available to address any of your concrete forming needs. The Sika X-Plug has the capability and reliability to seal taper tie voids without grout on either side of the plug to a head pressure rating of nearly 300 ft. Details. Cut-off at face of finished concrete and no plug patching, nor corrosion. Features To tie the new foundation to the old, form the new walls so that the concrete flows into and integrates with the irregular profile of the old foundation. It easily installs between form boards and accurately spaces the forms. Snap ties come in different lengths dependent upon the application. Galvanized to provide limited corrosion protection, increased bearing area for proper load distribution against walers and has nail holes on each end. Grip the end of the wire with your pliers in your right hand, and poke, or push it behind the rebar described in the first step of your chosen tie. Alternately, a different tie with a larger perimeter may be required, which will result in a reduction in the side concrete cover to . When using snap ties, correct spacing between double wales is 5/8" to 3/4". One inserts the tie through the tie hole and the other attached the "A" bracket. Several models are available for varying wall thickness and types of form boards. Learn More. Snap Ties are used to vertically form concrete walls that can have a wide variety of widths and heights. They maintain equal space between the forms which results in uniform thickness of walls. to install the new one use the Hollow wall anchors you could get it in any hardware store. Ties are connected to these members by welds, screws, and couplers (see box). 400 / 400M Series. Coating the taper tie with waterproof grease will facilitate taper tie removal. Snap ties make the installation of concrete formwork and the subsequent removal extremely easy and efficient. Snap Tie 8-1/4" (cone) box: 100: 38 : 2,100: 036-1014 : 14" Snap Tie 8-1/4" (cone) box: 100: 41: 1,800: Water seals available. plywood or oriented strand board. For all the above mentioned ties, you pull the feeding end from the wire reel with your non-dominant (hereafter regarded as left, please reverse for right handed persons) hand. single tie-double wire. Use pressure injected epoxy to plug the holes for best results. wood lagging, rebar, and other ties. If you are looking to save money by pouring your own concrete for your new home or cabin, the snap tie system allows you to build your forms out of 3/4 inch plywood and 2x4 which can all be used. Shop for concrete forms. The wedge can also be applies directly to the plywood when using stubby snap ties with 1-1/4 . . 3. Sigma Fiberglass Form Ties range in strength from 1,500 - 30,000lb SWL, custom all thread, easy finish, water tight, never rust. usually 2 to 5 days, ends of the ties can be bent tow a r d the wall, then rotated until they break off at the weakened cross section. 700 Series. They are designed to resist the lateral pressure of fresh concrete on vertical forms. Fiberglass form ties are also an option, with neoprene washers. When the concrete sets, it will be keyed into the nooks and crannies of the stones. There is no longer a need to use a non-shrink grout, water plug, epoxy, or bentonite rope in the taper tie voids as an added precaution. EMI Construction Products is your source for construction supplies, including concrete forms, concrete accessories, plywood forms, wall ties, . When mechanized track laying systems are used, the CXT expense can be as much a 20% to 30% lower than wood ties. The 43/4" L&W Snaptie, Standard is recommended for use with the Jahn "A" Brackets, 5/8" or 3/4" plywood and 2x4 wales. Provide ample bearing area for proper load distribution into the wales. On these thick sections . S Panel Ties: The unique S-Base Tie design are characterized by an loop that is turned up and at each end. Use a 1/8" drill and drill around the bolt removing the anchor material until the bolt can be pulled out. If the tie spacing is tight and the mechanical splice device length exceeds the tie spacing, shifting and/or adding column ties may not be practical; the engineer may be notified for an alternate design. Snap and loop ties are of- ten flattened or crimped to pre ve n t t h i s , and flat ties may have holes for CXT Concrete Ties can provide an estimated cost savings of 10% to 15% when compared to timber ties using conventional track construction methods. Many factors can affect the number of pours anticipated from concrete-forming plywood, including: desired finish on the concrete; durability of the panel's surface, including overlays; types of concrete formulation; and. The tie is made by wrapping the wire 112 times around the This results in incorrect wall thickness and causes the tie spreader washers or cones to become Do Use the Appropriate Type of Tie. After concrete is poured and gains strength, remove small wing nut and flat washer 4. A big reason for using Sigma 1000 Series fiberglass form ties is the cost related to stripping and finishing thick sections such as bridge abutments, diaphragms, pier caps. However, many newer forming systems serve other purposes as well, such as providing insulation or imparting special decorative effects. Instead, remove the old anchors and bolts which have an aluminum end which the stainless bolt screws into and over time become corroded together. . A form tie contains two parts namely internal tension member and external holding device. The end of the tie is constructed to extend out from the back of the form, for easy inspection of where the tie is located. 1000 Series. For ordinary construction projects where the force of the concrete on rebar during its placement would be minimal, a simple snap tie would suffice in tying the rebar together. Thread large wing nut and slide flat washer on to taper tie 2. Simpson Strong-TieLUC ZMAX Galvanized Face-Mount Concealed-Flange Joist Hanger for 2x6 Nominal Lumber $2.58 Product Overview Concrete form Snap ties are basically tension members. During vibration and for short period after vibration, placed fresh concrete close to the top and to a small depth of formwork behaves like a liquid and impose lateral pressure on the formwork that is equal to the vertical liquid head. The most critical factor is the handling and care of the form panels. The 304 stainless steel bolt is compression set . Place a 1/2" six-point socket and ratchet over the head of the tie (see A31 Hex Head Snap Tie Socket). Concrete WT Wedge Form Tie On This Page The wedge tie (WT) is a form tie that secures concrete forms in place while the concrete is poured. Push the bracket eccentric away from the tie head. SCC Concrete Technical Bulletin. All Sigma Fiberglass Ties are now certified to NSF 61 Standards. The OCM STWEGP Snap-Tie Wedges is a high strength snap tie wedge with a safe working load of 3,325 lbs. Additional sizes available. A16 is designed to slip over the head of standard or heavy duty snap ties. These accessories allow the ties to resist the lateral pressures of the fresh concrete. 2. A waterproof grease should be used A form tie is an accessory used in formwork, used to hold the concrete wall forms firmly against the lateral pressure of freshly placed plastic concrete. To form the section where the two foundations meet, I make panels of 3/4-in. There are various systems you can use to create the form system you require depending on your needs. Get snap ties that break off at least 1" deep then plug the holes. After that you will drill the same holes in your walers which in this case will be each 9cm thick, if you add up the 2 walers and the thickness of the plywood formwork of 2cm, you will have a 20cm. Then lateral bracing only needs to resist wind or other lat-eral loads created during concrete placement. With the 1000 Series Tie, you simply grind the tie flush to the face and you are finished. Two workmen can install the snap ties with speed and economy. 1. If you try to b r eak off the ties too soon, they may span the concrete and turn within the wall. However, for other cases where the force of the concrete placement risks displacing the rebar, more advanced methods of ties are needed. Install taper tie into the formwork when both panels are set 3. Snap tie and wedge together used to hold the wood panel then to form a concrete wall for poured in place concrete, after the concrete is cured the snap tie ends can be snapped off and the wedges can be easily removed to strip the forms. 4-3/4" End with 1"x1"plastic cone and hex head * wall size 6" to 72" as your requirement. There is no plug, patch, or other finish work required. Place the ends of the Snapties through the holes in the plywood. This Omni Wedge is a high strength snap tie wedge.