Pdf frp deck and steel girder bridge systems analysis. Solid slab deck infill deck, beam and slab deck, voided bridge deck. Girder spacing feet itd slab depth inches min overhang to center of girder wcontinuous barrier feet min overhang to center of girder wo continuous barrier feet 5. Design of a reinforced concrete deckgirder bridge to. Finite element analysis was also used to study longterm displacements and stresses created by restraint against deformations. Pdf design of a reinforced concrete deckgirder bridge to. The design charts and graphs provided in this chapter were developed to satisfy flexure at the strength i and service iii limit states according to the aashto. Comparative study of rcc t girder bridge design using different codes. Frp deck and steel girder bridge systems analysis and design. Deck bulbtees 164k, pdf double tee bridge beams 157k, pdf next bridge beams 104k, pdf pci zone 6 curved spliced girders 1. Reinforced concrete deck girder bridge rcdg bridge 2. Loading single lane of class 70r or two lanes of class a. The weight of the beam pushes straight down on the piers.
Design of a reinforced concrete deckgirder bridge to aashto. Design of a single cell rcc box girder bridge youtube. It is analyzed as a continuous beam with the girders acting as supports. Petersburg 1 eurussia regulatory dialogue construction sector subgroup bridge deck modelling and design process for bridges application to a composite twin girder bridge according to eurocode 4 laurence davaine phd, bridge structural engineer, ingerop, paris, france. Bridge design guide the texas department of transportation ftp. Where higher strengths would eliminate a line of girders, a maximum of 10. Pretensioned prestressed concrete bridge beams and bridge. Design of steel girders with diagram your article library. Pci has developed preliminary design charts in accordance with the aashto.
Bridge design guide 32 txdot january 2020 section 1 general recommendations prestressed concrete beam and girder design txdots policy is held firmly to a 6. Elremaily construction technology laboratories, inc. Bc box girder, composite design bg box girder bm beam. Consists of a horizontal beam supported at each end by piers. Wisconsin department of transportation bridge manual standard. It is a companion to a publication giving general guidance on composite highway bridge design. Policy on lrfd design of specific bridge superstructure components. Bridge design to eurocodes worked examples worked examples presented at the workshop bridge design to eurocodes, vienna, 46 october 2010 support to the implementation, harmonization and further development of the eurocodes y. Structural design guidelines for concrete bridge decks.
Design of reinforced concrete bridges department of civil. Kansas department of transportation bridge construction manual version 1011 kdot bridge section 1. Pdf steelconcrete composite bridge design guide researchgate. Bridge design minimum requirements pdf, 43kb 062017. Design and performance of highly skewed deck girder bridges. Pdf design and construction of a reinforcement free concrete. Feb 02, 2017 there are three major forms of construction.
Lrfd design manual georgia department of transportation. Scour requirements for bridges, walls and culverts pdf, 168kb 072017. The deck may consist of 3 girders spaced at 2, 45 m. As stated in the policy manual, txdot bridge design manual lrfd, limit concrete strength. Cs concrete slab ct cantilever dg deck t girder or orthotopic dt deck truss er earth fa filled spandrel arch fb rigid frame box fc girder. This publication is the second of two sci bridge design guides that reflect the rules in the eurocodes. Design of prestressed concrete igirder bridge superstructure. Deck design follows the nmdot standard deck slab detail in chapter 4 of the nmdot bridge procedures and design guide, hereinafter referred to as design guide. For bridge deck design load determination, the design code has a specified truck to be. For example, steel plates are usually hot rolled, and cast steel may be used. Many bridge inspection manuals define a girder as a longitudinal bridge element that supports the deck slab carrying external loads and transmits the load to a substructure element such as bearings or abutmentpier cap or cross beam.
Dec 23, 2017 reinforced concrete deck girder bridge 1. The following design steps are included in this example. The original bridge and structures design manual was created through the publicprivate partnership of the georgia department of transportation and the consulting engineering companies of georgia. The continuous composite deck is made up of two steel girders with i. May 12, 2015 this video contains transverse and longitudinal analysis of a single cell box girder bridge to determine design moment and shear for manual calculation of flexural and shear reinforcement of the. Lrfd bridge design manual bdm colorado department of. Bridge deck protection system and future overlay requirements pdf, 169kb 052017.
Bridge deck modelling and design process for bridges. Office policy for concrete and steel bridge design is as follows. This document was modified from the original design manual for inclusion of lrfd material and general content by georgia. Performing organization name and address hdr engineering, inc. Load and resistance factor design lrfd girder line analyses on a selection of wisconsin bridges with varying skew angles, secondary elements, bridge geometry and deck concrete composite action. Solid slab is ideal for short spans with shallow construction depths. However, it must be noted that the report is not a complete design example and that the. Pdf comparative study of rcc t girder bridge design.
Design of a reinforcedconcrete deckgirder highway bridge. It provides advice, for those already acquainted with the design of composite ibeam bridges, on the particular aspects of box girders bridge design and the use of bs 5400. This video contains transverse and longitudinal analysis of a single cell box girder bridge to determine design moment and shear for manual calculation of flexural and shear reinforcement of. Pci bridge design manual 3rd edition, first release. Pdf design of a reinforced concrete deckgirder bridge. As with most design and construction decisions, knowledge of the local marketplace is important in determining the optimal configuration for a bridge. It is not intended to replace the aashto lrfd bridge design specifications or any other design guide or regulatory code. After you have summed all the expenses, add 10% from above, since the rule is that the final cost of the project is always higher than the original one.
Design and construction of a reinforcement free concrete bridge deck on precast bulb tee girders. The two most common types of modern steel girder bridge are plate and box. Aashto lrfd bridge design specifications, 8th edition 2017 pdf, 168kb 082017. Designforahighwaybridge tableofcontents chapter page i. Let the crosssection of the deck be assumed as shown in fig. The deck is the structural element that transfers vehicle and pedestrian loads to the girders. The basic application of the aashto lrfd bridge design specifications to the design of straight steel isection flexural members is illustrated through this design example. Concrete bridges semiintegral design is used for prestressed concrete girder bridges under 450 feet long and for posttensioned spliced concrete girder and castinplace post. Design step 4 design of deck prestressed concrete bridge design example task order dtfh6102t63032 45 future wearing surface.
Design of prestressed concrete girder bridge request pdf. The intent of the cdot bdm is to complement current american association of state highway and transportation officials aashto load and resistance factor design lrfd specifications with current interim edition and to provide interpretations applicable to the design of colorado projects. Sep 09, 2018 the price depends on the selected materials, as well as on the complexity of design of deck slab bridge pdf. Reinforced concrete deck girder bridge linkedin slideshare. Prestressed concrete girders the nominal 28day concrete compressive strength. Policy on lrfd design of specific bridge substructure components.
Design guidelines for bridge widenings, steelreinforced elastomeric bearings fo r pretensioned concrete beams, stru tandtie method, and culverts. The example illustrates the design of a typical threespan continuous straight steel igirder bridge with spans of 140. The intent is to provide guidance as well as an interpretation of aashto lrfd bridge design specifications specific to new mexico bridge design. The superstructure design includes the following elements. Worked examples presented at the workshop bridge design to eurocodes. Bc box girder, composite design bg box girder bm beam bn bin cb box culvert cs concrete slab ct cantilever dg deck t girder or orthotopic dt deck truss er earth fa filled spandrel arch fb rigid frame box fc girder floorbeam, composite design fg girder floorbeam system gb gabion gv gravity gc rigid frame. Thesis pdf available april 20 with 10,563 reads how we measure reads. Bridge design engineer, bridge construction office, and materials lab. Features for creating design of deck slab bridge pdf.
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