bridge deck design example pdf

concrete deck, prestressed concrete I-girders, elastomeric bearing, integral abutments and wing walls, multi-column bent and . The design methods presented throughout the example are meant to be the most widely used in general bridge engineering practice. [-~----- (a) Solid slab [0000000000 I (b) Voided slab [0000.0_00_0.0 1 (c) Cellular slab UUO'JO(d) Discrete boxes I I I I I I I I I I(e) Beam and slab Fig. WisDOT Bridge Manual Chapter 17 - Superstructure - General July 2021 17-4 17.2 LRFD Requirements 17.2.1 General For superstructure member design, the component dimensions and the size and spacing of reinforcement shall be selected to satisfy the following equation for all appropriate limit states, as presented in LRFD [1.3.2.1] Q= i i Q i In-depth rigorous analysis for deck design is not warranted for ordinary bridges. EXAMPLE NO.1: Concrete Bridge LRFD Specifications. The work ported by using rays or heavy beams. Design: BRG Date: 9/2007 Hwy: Any Ck Dsn: BRG Date: 9/2007 SLAB DESIGN EXAMPLE Design: Using AASHTO LRFD Bridge Design Specifications - 4th Ed. best codot.gov. The article replaces the previous Decks article that was based on the AASHTO Standard Specifications. EXCEL or MATHCAD programs can be used to complete the design process. 5.2.4.5 Transparent Stay-In-Place Deck Forms 5.2.4.5.1 Analysis and design 5.2.4.5.1.1 Materials 5.2.4.5.2 Detailing. Given: 500 ft bridge S = 0.03 S. x = 0.02 . 10.2.3 - Design Examples 10.2.4 - Technical References Section 10.3 - Investigation 10.3.1 - Bridge Site Plans 10.3.2 - Hydraulic Analysis 10.3.3 - Geotechnical Investigation 10.3.4 - Bridge Inspection Program 10.3.5 - Deck Survey 10.3.6 - Bridges Within Resurfacing, Restoration, or Rehabilitation (RRR) Projects 10.3.7 - Field Reviews Example of a Suspension Bridge: Chromolithograph of the "Great East River Suspension Bridge", (Brooklyn Bridge), by Currier and Ives, 1883. It is a structure built to travel and build across a Decking considered a rail of a venue or rail surface. Deck plate gression of traffic. Welcome to the Texas Department of Transportation FTP Server The first design step is to identify the appropriate design criteria. Design Guides 3.2.1 - LRFD Deck Design May 2019 Page 3.2.1-1 3.2.1 LRFD Deck Design A standard deck is defined as a deck slab on longitudinal beams with main reinforcement placed perpendicular to traffic. This document consists of a comprehensive steel girder bridge design example, with instructional commentary based on the AASHTO LRFD Bridge Design Specifications (Second Edition, 1998, including interims for 1999 through 2002). Decks sup- river, abyss, highway or any other physical barrier [2]. The design example and commentary are intended to serve as a guide to aid bridge design engineers with the implementation As outlined in Article 9.6.1, the AASHTO LRFD Bridge Design Specifications, 8 th Ed. Traffic action on the bridge deck (LM 1) The maximum reactive forces from finite element analysis are as follows; Self weight = 276.288 kN Traffic UDL = 194.839 kN Traffic moving load = 320.762 kN These reactions are transmitted through the elastomeric pad bearing to the pier cap. The deck should also be designed to carry the SV80 model vehicle. Bridge Steels and Their Mechanical Properties - Chapter 1. Selecting the Right Bridge Type - Chapter 5. A two-phase experimental program was conducted where a control test set consistent with a typical Virginia Department of Transportation bridge deck design using Grade 60 steel (ASTM A615, fy = 60 ksi) and epoxy-coated reinforcing steel was compared to deck slab specimens where Step 1. The bridge deck is designed for IRC Class AA loading tracked vehicle. of 648. Deck slab design with example - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Therefore the approximate elastic methods specified in [4.6.2.1] will be used. Continue Steel truss bridge design example pdf. You may review this material at your leisure before or after you purchase the course. Empirical Design Method (AASHTO 9.7.2) This design example uses the Approximate Elastic Method (Equivalent Strip Method), in which the deck is divided into transverse strips, assumed to be supported on rigid supports at the center of the girders. Prestressed Precast Concrete Beam Bridge Design. Example 6 Type 9 - Deck Design 2022.pdf 194.0 KB Tags: Bridge Design Examples This bridge design excel sheet contains 11 individual excel sheets which are supported with the most recent codes like ACI, AASHTO LRFD, and so on. cl. = 25kN/m 3 SV80 model vehicle also to be considered. A.3 ST-02-207 Bridge Deck Design PDH-Pro.com 396 Washington Street, Suite 159, Wellesley, MA 02481 Telephone - (508) 298-4787 www.PDH-Pro.com This document is the course text. Post on 25-Nov-2015. LRFD Design Examples NHI Course 130081 - Load Resistance Factor Design (LRFD) for Highway Bridge Superstructures, Design Examples (PDF, 7.8 mb) More Information Contact Lubin Gao Office of Bridges and Structures E-mail Lubin Updated: 09/27/2021 View example in PDF Format (Design Example 1) Download example as a Mathcad Workbook (Zip) Cast-in-Place Flat Slab Bridge Design. A Reinforced Cement Concrete bridge deck is designed using the Indian Roads Congress (IRC) Bridge Code: IRC 21-1987. Steel Truss Bridge Design Example Pdf. PDF | ANALYSIS AND DESIGN OF T-GIRDER BRIDGE AT BALKUMARI, KATHMANDU-LALITPUR | Find, read and cite all the research you need on ResearchGate . The deck of the suspension bridge is the load-bearing element of the structure. Steel Bridge Fabrication - Chapter 2. The detailed specifications of these spreadsheets are as follows: Bridge Concrete Girder: Prestressed Concrete Girder Design for Bridge Structure supported with AASHTO 17th Edition & ACI 318-11. bridge is the most responsible structure in conveying the free pro- 1.1.1. September 17, 2013. The bridge was designed with a two-hinged stiffening girder system, allowing the. December 2003 FHWA NHI-04-041 LRFD Design Example for Steel Girder Superstructure Bridge Prepared for FHWA / National Highway Institute Washington, DC US Units Prepared by Michael Baker Jr Inc Moon Township, Pennsylvania. Example 6 - Deck Design Including Type 10 Mash Rail . . The analysis of the structure has been done by a complete mathematical modelling using STAAD-Pro analysis software, while the design is done manually in line with the procedure & parameters laid down in the following standards, IRC:6-2000. 10.2 CONCRETE DECK TYPES There are two main types of concrete decks, cast-in-place, and precast. Match case Limit results 1 per page. The span of the deck is 12.0m centre to centre of bearings. The most commonly constructed deck is the concrete deck slab. conc. March 31, 2015. EXAMPLE 1 - TANGENT GRADE BRIDGE WITH NO INLETS REQUIRED . IRC:21-2000. Channeling drainage water away from the bridge and features To calculate the design response spectrum for our bridge, we will have to input a location by latitude-longitude or by zip code. By. T-Girder Bridge Design (17.5 m, c/c spacing of bridge) 26.752Gpa (Modulus Elasticity of concrete) 1. permits Steel Bridge Design Handbook. On page one of this example, we stated that our bridge was near Socorro, NM. [AASHTO Art. Deck Drainage Considerations The design of a deck requires: Removing water from the driving surface using a crown cross-section to protect against potential hydroplaning. . This article covers bridge decks designed by the AASHTO LRFD Specifications. Design of deck reinforcement, including flexural resistance, limits of reinforcement, and control of cracking is based on AASHTO LRFD Bridge Design Specifications 5.7.3 (typical rectangular beam design).The following design method can be used for normal weight concrete with specified compressive strengths up to 15.0 ksi. These structural slabs are designed to be between seven and nine inches thick and are reinforced with steel bars. Steel Truss Bridge Design Example. In present study a comparison of solid slab deck and voided slab deck is done for bridge span of 15m, 20m and 25m. Parsons Brinckerhoff Page 80. It will also provide design aids and other sources of information along with cross references to other parts of this manual to assist in the design and preparation of plans. The design curves by M. Pigeaud, are used to get Moment Coefficients in two directions for the deck slab. Stringer Bridges and Making the Right Choices - Chapter 6. While typical RC deck life is about a half or less of the bridge design life of 75 years, deck replacement is almost always required more frequently than bridge replacement. The example illustrates bridge deck design in accordance with the AASHTO LRFD Bridge Design Specifications (AASHTO 2007) and California Amendments (Caltrans 2008a). List of Steel Deck Design Standards: [Show] Eurocodes EN 1991-1-1: Actions on Structures - General Actions EN 1991-1-4: Actions on Structures - Wind Actions EN 1991-1-5: Actions on Structures - Thermal Actions EN 1991-1-7: Actions on Structures - Accidental Actions EN 1991-2: Actions on . C = 0.9 Zone 2 d = 0.006 ft . Drains on tangent grade(.xls or .mcd) is on the X: drive in the LRFD Design Aids, Section 2 folder. Design Example - Washington State Department of Transportation Web Thickness Minimum thickness of the web, bmin=200 mm without prestressing duct. Bridge Deck Design Example will sometimes glitch and take you a long time to try different solutions. 5.2 Decks . Furthermore, you can find the "Troubleshooting Login Issues" section which can answer your unresolved problems and equip you . 2.1(a)-(g) Bridge deck types Types of bridge deck General Prior to discussing the available methods of analysis for bridge decks, it is useful to consider the various types of deck used in . 5.14.1.3.1c] bars in one row are used:Assume 4 bars in one row are . Besides the bridge type most commonly called suspension bridges, covered in this . This pier design example is based on AASHTO LRFD Bridge Design Specifications (through 2002 interims). bridge engineering. A suspension bridge is a type of bridge in which the deck is hung below suspension cables on vertical suspenders. View example in PDF format (Design Example 2) Download example as a Mathcad Workbook (Zip) Adhesive Anchor Examples. Simple suspension bridges, which lack vertical suspenders, have a long history in many mountainous parts of the world.. resulting minimum deck slab thickness per ADOT guidelines is 8.00 inches. Dr. Sougata Roy presents Cost Effective Design for Orthotropic Bridge Decks For related information, please view the report, Design and Fabrication of Orthotropic Deck Details. 5. Deck Thickness > 185mm =200mm > 185mm (Gs=3m) 200 220 1.2. structure to withstand winds of 286 kilometres per hour (178 mph), earthquakes measuring to 8.5. on the Richter scale, and harsh sea currents. Strength Behavior and Design of Steel - Chapter 4. The deck carries a 100mm depth of surfacing, together with a traffic load (LM1) udl of 5.5 kN/m 2 and tandem axle load of 100kN (300kN/3m lane width). Bridge Railing Design. 9'-0" Beam Spacing, 3'-0" Overhang Deck Design (Traditional) [9.6.1] Use approximate elastic methods in [4.6.2.1] Finally, a design example for a reinforced concrete bridge deck is provided. and TxDOT LRFD Bridge Design Manual 8" Slab with std. This manual has been prepared to provide Washington State Department of Transportation (WSDOT) bridge design engineers with a guide to the design criteria, analysis methods, and detailing procedures for the preparation of highway bridge and structure construction plans, specifications, and estimates.

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