bridge deck design example pdf

The deck should also be designed to carry 30 units of HB load. 434. Drains on tangent grade(.xls or .mcd) is on the X: drive in the LRFD Design Aids, Section 2 folder. Bridge Deck Design Example will sometimes glitch and take you a long time to try different solutions. Besides the bridge type most commonly called suspension bridges, covered in this . 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. BS 8500-1 cl. The most commonly constructed deck is the concrete deck slab. In order to obtain credit for this course, complete the following steps: This paper deals with use of the voided slab for a bridge deck. 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. Deck plate gression of traffic. EXCEL or MATHCAD programs can be used to complete the design process. The design example and commentary are intended to serve as a guide to aid bridge design engineers with the implementation 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 . In present study a comparison of solid slab deck and voided slab deck is done for bridge span of 15m, 20m and 25m. 9'-0" Beam Spacing, 3'-0" Overhang Deck Design (Traditional) [9.6.1] Use approximate elastic methods in [4.6.2.1] not include bridgedeck replacement or deck. Match case Limit results 1 per page. The bridge deck is designed for IRC Class AA loading tracked vehicle. A suspension bridge is a type of bridge in which the deck is hung below suspension cables on vertical suspenders. 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. W. p = 18 ft T = 10 ft n = 0.016 . Bridge Railing Design. It summarizes important points of the Eurocodes for the design of concrete, steel and composite road bridges, including foundations and seismic design, utilizing a common bridge project as a basis. 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. 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 To calculate the design response spectrum for our bridge, we will have to input a location by latitude-longitude or by zip code. Prestressed Precast Concrete Beam Bridge Design. The work ported by using rays or heavy beams. Given: 500 ft bridge S = 0.03 S. x = 0.02 . 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 . [AASHTO Art. Decks sup- river, abyss, highway or any other physical barrier [2]. A.3 A Reinforced Cement Concrete bridge deck is designed using the Indian Roads Congress (IRC) Bridge Code: IRC 21-1987. 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. 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 The design example and commentary are intended to serve as a guide to aid bridge design engineers with the implementation of the AASHTOLRFD Bridge Design Specifications. concrete deck, prestressed concrete I-girders, elastomeric bearing, integral abutments and wing walls, multi-column bent and . Stringer Bridges and Making the Right Choices - Chapter 6. View example in PDF Format (Design Example 1) Download example as a Mathcad Workbook (Zip) Cast-in-Place Flat Slab Bridge Design. of 648. DECK DESIGN [BDG] Effective Length [9.7.2.3] Method of Analysis [9.6.1] [BDG] Live Loads [A4.1] As bridges age, decks are one of the first element to show signs of wear and tear. Use Grade B500B reinforcement to BS 4449. Bridge Steels and Their Mechanical Properties - Chapter 1. best codot.gov. Use C32/40 concrete to BS 8500. 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. Finally, a design example for a reinforced concrete bridge deck is provided. EXAMPLE NO.1: Concrete Bridge LRFD Specifications. Bridge List M 23-09. TL4 bridge railing, the existing railing need not be. Deck Thickness > 185mm =200mm > 185mm (Gs=3m) 200 220 1.2. 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. The longitudinal girders are designed by Courbon's . A.2.1 Table A.1 Exposure Class XD1 used for bridge deck soffits. Steel Bridge Decks conc. It is the intent of this chapter to establish the practices and specific requirements of the Structure and Bridge Division for the design and detailing of concrete deck slabs. 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 EVALUATION OF BRIDGE DECK CATHODIC PROTECTION A Final Report Carey L. Younger Principal Research Assistant March 1994 Prepared by New Jersey Department of Transportation Quality Assurance, Improvement, and Research In Cooperation With U.S. Department of Transportation Federa I Highway Administration March 31, 2015. 5. 2013 INDOT - Bridge Railing and Deck Design. The bridge was designed with a two-hinged stiffening girder system, allowing the. Channeling drainage water away from the bridge and features Example of a Suspension Bridge: Chromolithograph of the "Great East River Suspension Bridge", (Brooklyn Bridge), by Currier and Ives, 1883. This means that section properties, vehicle positions, analysis results, and design and code checking calculations can be linked together under the one seamless interface. 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 . Welcome to the Texas Department of Transportation FTP Server 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. [-~----- (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. Design Example - Washington State Department of Transportation IRC:21-2000. The design curves by M. Pigeaud, are used to get Moment Coefficients in two directions for the deck slab. 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. Structural Steel Bridge Shop Drawings - Chapter 3. deck slab and girder design. 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. 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. bridge is the most responsible structure in conveying the free pro- 1.1.1. Post on 25-Nov-2015. Parsons Brinckerhoff Page 80. concrete bridge decks with corrosion-resistant reinforcing (CRR) bars. 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. Typical Section 1.1. These structural slabs are designed to be between seven and nine inches thick and are reinforced with steel bars. By. Web Thickness Minimum thickness of the web, bmin=200 mm without prestressing duct. September 17, 2013. 5.2 Decks . Strength Behavior and Design of Steel - Chapter 4. Section 9 of the Bridge Design This document is offered in US Customary Units. EXAMPLE 1 - TANGENT GRADE BRIDGE WITH NO INLETS REQUIRED . Design Step 2 - Example Bridge Prestressed Concrete Bridge Design Example Materials Concrete strength Prestressed girders: Initial strength at transfer, f ci = 4.8 ksi 28-day strength, f c = 6 ksi Deck slab: 4.0 ksi Substructure: 3.0 ksi Railings: 3.5 ksi Concrete elastic modulus (calculated using S5.4.2.4) IDM 4044.01 (05) For a minor bridge rehabilitation project which does. reinf. 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. Design Step 2.17- Design Top Longitudinal Distribution Reinforcement Design Step 2.18- Design Longitudinal Reinforcement over Piers Design Step 2.19- Draw Schematic of Final Concrete Deck Design Design Step 2.1 - Obtain Design Criteria The first design step for a concrete bridge deck is to choose the correct design criteria. Civilax. = 25kN/m 3 30 units of HB also to be considered. . cl. = 25kN/m 3 SV80 model vehicle also to be considered. The bridge also contains pendulums that are designed. The deck should also be designed to carry the SV80 model vehicle. C = 0.9 Zone 2 d = 0.006 ft . Deck slab design with example - Free download as PDF File (.pdf), Text File (.txt) or read online for free. The article replaces the previous Decks article that was based on the AASHTO Standard Specifications. The objectives of the research were to verify the design and fabrication of the orthotropic deck details proposed for the lift bridge, for infinite fatigue life. Bridge Deck Protection Policy Refer to BDM Article 2.4.1.1.2 for the bridge deck protection policy. Steel Truss Bridge Design Example Pdf. Steel Truss Bridge Design Example. As such ADOT has modified some LRFD deck design criteria to reflect past performance of decks in Arizona. Simple suspension bridges, which lack vertical suspenders, have a long history in many mountainous parts of the world.. Therefore the approximate elastic methods specified in [4.6.2.1] will be used. K sf = silt factor . permits 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. Selecting the Right Bridge Type - Chapter 5. T-Girder Bridge Design (17.5 m, c/c spacing of bridge) 26.752Gpa (Modulus Elasticity of concrete) 1. Documents. 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. and TxDOT LRFD Bridge Design Manual 8" Slab with std. These kinds supported 5.14.1.3.1c] bars in one row are used:Assume 4 bars in one row are . Steel Bridge Design Handbook. 2.4.2 Design of Deck S lab . This article covers bridge decks designed by the AASHTO LRFD Specifications. This pier design example is based on AASHTO LRFD Bridge Design Specifications (through 2002 interims). The design methods presented throughout the example are meant to be the most widely used in general bridge engineering practice. The structure of a stereotypical suspension bridge looks very simple but the design is extremely effective. The span of the deck is 12.0m centre to centre of bearings. conc. widening and the bridge currently has a crashworthy. Steel Bridge Fabrication - Chapter 2. In-depth rigorous analysis for deck design is not warranted for ordinary bridges. The first modern examples of this type of bridge were built in the early 1800s. The empirical design method specified in [9.7.2] is not allowed by ADOT Bridge Group. 10.2 CONCRETE DECK TYPES There are two main types of concrete decks, cast-in-place, and precast. Integrated analysis and design technique involves the provision of links between section - beam - analysis - and automated bridge loading procedures. It is a structure built to travel and build across a Decking considered a rail of a venue or rail surface. resulting minimum deck slab thickness per ADOT guidelines is 8.00 inches. Continue Steel truss bridge design example pdf. 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). The span of the deck is 12.0m centre to centre of bearings. 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. The first design step is to identify the appropriate design criteria. LoginAsk is here to help you access Bridge Deck Design Example quickly and handle each specific case you encounter. Furthermore, you can find the "Troubleshooting Login Issues" section which can answer your unresolved problems and equip you . -. structure to withstand winds of 286 kilometres per hour (178 mph), earthquakes measuring to 8.5. on the Richter scale, and harsh sea currents. This document is a Technical Report with worked examples for a bridge structure designed following the Eurocodes. 1 m (3.3 ft). CSI Bridge - Example Bridge. PDF | ANALYSIS AND DESIGN OF T-GIRDER BRIDGE AT BALKUMARI, KATHMANDU-LALITPUR | Find, read and cite all the research you need on ResearchGate . These structural slabs are designed to carry the SV80 model vehicle also to be. Tracked vehicle allowing the performance of decks in Arizona access bridge deck is 12.0m centre centre! Zip ) Adhesive Anchor Examples near Socorro, NM AA loading tracked vehicle LRFD bridge design Manual 8 quot! 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