Precast concrete double-tee connections, part 1: Spans up to 60 feet providing open areas below Easy handling allows large areas to be installed quickly Works well with total precast structures. Common Sizes Of Precast Single And Double Tees Contact Stahlton for more information. Double Tees : Double Tees : Concrete Tech Wells helps communities thrive by transforming how our partners think, design, construct and succeed. SPI Double Tees will provide reliable long term performance as roof, floor and parking garage structural members. The typical sizes of double tees are up to 15 feet (4.6 m) for flange width, up to 5 feet (1.5 m) for web depth, and up to 80 feet (24 m) or more for span length. A precast concrete double-tee is typically fabricated with a 2-in.- thick (50 mm) flange and topped in the field with cast-in- place concrete or fabricated with a 4-in.-thick (100 mm) pretopped flange (Fig. 1). 42 depths available in 8 widths. Forms. Precast Double Tee, Double T Concrete Slab, TT Beams Concrete Precast Double Tees Dimensions Double Tees are ideally suited to carparks and supermarkets where large, column-free spaces are required. Wells Our Double Tees are resistant to deterioration from weather; they posses Nearly the entire building is made from precast components: beams, columns, double-tees, sandwich panels, slabs with integral steel joists, and cornices. 717-267-4505. These considerations are beyond the scope of precast concrete manufacturers. Tap to Email. Products include floor and roof double tees, composite and non-composite concrete double tees, concrete pretopped double tees and bridge deck double tees. Precast, prestressed concrete Double Tees offer many advantages, making them suitable for construction of elevated parking decks as well as the substrate for waterproofing, roofing systems and buildings. The combination of robust reinforcing steel and the depth of the legs/stems allows the Double Tee to support loads over long spans. and 32 in. Double TTs. 1 / 6. . Double tees are generally manufactured on pretensioning beds ranging from 200-500 ft long, although some producers use beds of different lengths. Wells offers double tees in standard widths of 8, 10 and 12 feet with depths ranging from 20 inches to 42 inches and spans up to 100 feet. Design Tables & Charts - PCI Each double-tee specimen was supported along the length of its two stems by wooden blocks resting on concrete blocks. Double Tee Wall Panels Double Tee Wall Panels (42k, PDF) Hollow-Core Wall Panels Hollow-Core Wall Panels (34k, PDF) Precast, Prestressed Columns 12x12, 14x14 (42k, PDF) 16x16, 18x18, Form Sides: Grade B (PCI), refer to Precast concrete double-tees are typically fabricated with a 2-in.-thick (50 mm) flange and topped in the field with cast-in-place concrete or fabricated with a 4-in.-thick (100 mm) [40 mm]) was maintained between the edges of the double-tee flange and the chamber walls to maintain a uniform load distribution on the double tee. CHAPTER 3 PRELIMINARY DESIGN OF PRECAST / PRESTRESSED CONCRETE STRUCTURES 312 3 PCI DESIGN HANDBOOK/SEVENTH EDITION Normalweight Concrete: f: c ' = 5000 psi: pu: 270,000 psi: 1 / 2 3.4 Double-Tee Load Tables: First Printing/CD-ROM Edition: Double Tees | Balcrom The Double Tee represents the core of the precast parking system. 2. 2.2 PRECAST UNITS A. Double Tee Double Tees are common precast flooring elements for larger projects. Double tee Wells would welcome the opportunity to help with precast budgeting and an efficient panel configuration/layout as your next precast project progresses. This technique is usually found in concrete beams, spandrels, columns, single and double tees, wall panels, segmental bridge units, bulb-tee girders, I-beam girders, flat slabs and hollow-core slabs. During post-tensioning of concrete, the compression is added following the curing process. Parking Garages frequently utilize this cost-effective solution to support vehicle loads on fewer tions in Precast Concrete Structures," have been concerned with the strength and behavior of continuity connections in double-tee floor con-struction', with the bearing strength of column heads supporting precast beams2, and with the strength and behavior of scarf joints in beams and Formerly, Development Engineer and Double Tees | Taracon Precast Manufacturer of standard and custom precast and prestressed concrete double tees. out-of-plane curvature of surfaces characterized by all edges being non-parallel. Double Tees Roof Double Tees. Screed Side: As indicated under By Description below. Double Tees. COMPOSITE PHYSICAL PROPERTIES A - 574 in.2 Wt. Double The Double Tee is a large component, prestressed precast concrete unit which, with the addition of an in situ topping, forms a structural suspended floor suitable for use in most types of building. Double tees come in widths of 4, 8,10, and 12 ft (1.2, 2.4, 3.0, and 3.7 Contact Us. From the design through installation, we work collaboratively A small gap (nominal 1.5 in. c =5000psi Yb= 1 Contact us for precast/prestressed double tees. Double Tee 1. = 617 plf I =29481in.4t'. Available in 20, 24, and 32 depths with 10 widths. Double Tees. Provides a clean We identified it from well-behaved source. Precast & Prestressed Concrete Double Tees Double Tee Block. Precast concrete is available in many shapes and sizes, including structural elements and unreinforced pieces. Its submitted by processing in the best field. Double Tee units are typically 200mm 550mm deep, and available up to 2.4m wide. Trusted Precast Concrete Leader Since 1957 | High Concrete 125 Our precast/prestressed concrete double tee is a favorite among parking structure designers. Precast and Prestressed Concrete 1380 N.E. Double Tees | Stahlton Prestressed Concrete HF 817-590-2111 Custom Steel Forms and Equipment for the Precast, Prestressed Concrete Industry. Strength to a Double Tee - National Precast Concrete The Double Tee is one of the hardest working forms in a precast plant. 2010. 26 depths available in 8 widths. Double Tees offer plenty of flexibility in design and construction, where they are an ideal choice for structures requiring long, uninter Deck Bulb-Tees (164k, PDF) Double Tee Bridge Beams (157k, PDF) NeXT Bridge Beams (104k, PDF) PCI Zone 6 Curved Spliced Girders (1.8mb, PDF) Slab Shapes (183k, PDF) Span by Span (162k, PDF) There are a number of different beam shapes in the U.S. Market. This type of construction was originally intended for buildings and parking garages, but has been integrated into the design of highway structures as well. Typical dimensions of prestressed double tees are: Stem depth: 12-34 in. (up to 5 ft) Flange width: 8-10 ft (up to 15 ft) Span length: 25-55 ft (up to 80 ft or more) Double Tee | Precast Double Tee | Forterra Panel size is restricted, this concrete cannot be used for two-way structural techniques. Tap to Call. Double Tees for Roofs. Double Tee Flooring - Banagher Precast Concrete Ltd. The typical sizes of double tees are up to 15 feet (4.6 m) for flange width, up to 5 feet (1.5 m) for web depth, and up to 80 feet (24 m) or more for span length. Precast Concrete PCI has developed Preliminary Design Charts in accordance with the AASHTO. Beds are manufactured in Warping is most often a concern in panel components, although it can be a concern in other types of components, such as pretopped double-tees. The economics of A catalyst for change. Taracon Precasts double tees are the ideal solution for construction projects that require strength, beauty, & flexibility with superior load bearing capacities. Size/Shape/Profile: As indicated on the drawings. Toll-free: 800.773.2278. Double tee - Wikipedia Precast Concrete East Texas Precast manufactures field topped double Ts that are typically dimensioned at 12 by 60 for a 36 by 60 Double tees are pre 3.Precast concrete walls: Prefabricated concrete walls serve as a stabilizer, stairs and shafts are carried in the form of walls or boxes. Precast Concrete Bridges Menu. 50 to 100+ span-to-depth ratios. Pattern 68-S 88-S 108-S 128-S 88-D 108-D 128-D 148-D. 4'-0" I. Last Updated on Fri, 07 Jan 2022 | National Buildings. Double Tees - SPI MIAMI - STRUCTURAL PRESTRESSED Floors with a T shaped cross section, e.g. 48th Street Pompano Beach, FL 33064 (954) 781-4040 Fax (954) 781-3539 Sales & Administrative Fax (954) 781-1194 Production & Engineering Double TTs. Double tees can be constructed in 24 in., 26 in., 28 in., 30 in. Double Tee Flooring Where we stand apart from other precast manufacturers is with our unique Banagher Double Tee floor/roof beams our double tees can span up to 30 m and have been Home; Products. =ti. chamber and on the top surface of the double tee.