Effect of panel size and radius of relative stiffness on. Minimum grade used in rigid pavement as well as in bridge deck slab and interior slabs is m40 mix of concrete i dont remember the code required exactly but it was from one of irc 5 irc 15 irc. The key factors include contact pressure, wheel load, axle configuration, moving loads, load, and load repetitions. Rigid pavement design of pavements lec14 part1 youtube. Sudhakar reddy, department of civil engineering, iit kharagpur. Different pavement types use different types of joints and reinforcement to control the forces acting on the concrete pavement. The temperature check is also studied for the existing ongoing roads in. Difference between flexible pavement and rigid pavement. Rigid pavement and flexible pavement are the two types of road pavement design methods. My friend biplab said irc 58 2015 pdf free download will be available here and now i am living at kolkata and i last studied in the collegeschool b. Rigid pavement, demolished waste, concrete roads, geogrid, plaxis 2d. In simple terms, a flexible pavement can be defined as a pavement layer comprising of a mixture of aggregates and bitumen, heated and mixed properly and then laid and compacted on a bed of granular layer. Chirai anjar rigid pavement design as per irc 58 2011 free download as excel spreadsheet. Irc58 2015 excel sheet road surface fatigue material.
How to design plain jointed rigid pavements for highways. To conduct traffic volume surveys at chilakapalem toll gate. Rigid pavementrigid pavement 21 rigid pavements, though costly in initial investment, are cheap in long run because of low maintenance costs, the cost of construction of single lane rigid pavement varies from 35 to 50 lakhs per km in plain area, rigid pavement have deformation in the sub grade is not transferred to subsequent layers. In addition, they commonly serve as heavyduty industrial floor slabs, port and harbor yard pavements, and heavyvehicle park or terminal pavements. In the context of the irc 582011 guidelines for rigid pavement design, consider the following pair of statements. The total thickness of the pavement is lesser than flexible pavement. However, in practice, the slab size is seen to be different than the one recommended by most of the guidelines such as pca thickness design for concrete highway and street pavements, portland cement assosiation, skokie, 1984 and irc 58 guidelines for the design of plain jointed rigid pavements for highways, 4th revision, indian road congress. Flexible pavements see figure, left have base courses of broken stone pieces either compacted into place in the style of mcadam or glued together with bitumen to form asphalt. A comparative study on rigid and flexible pavement. The design and construction of the roadbed for any pavement structure is key to.
Design of rigid pavement the soil sub grade is a layer of natural soil prepared to receive the other layers of the pavement the loads on the pavements are ultimately taken by the soil sub grade and dispersed to the earth mass below. Irc, 58 2012, guidelines for the design of plain jointed rigid pavements for highway third revision, 2012. Investigation on temperature and friction stresses in bonded cement. Analytical approach to study performance of demolished waste in rigid pavement using plaxis. This document is highly rated by civil engineering ce students and has been viewed 739 times. Irc subjected to some maximum spacing say 140 as per irc. The irc have brought out these revised guidelines for the design of plain jointed cement concrete pavements, with and without tied concrete shoulders, for an average daily commercial traffic volume of more than 450 vehicles with laden. Design of rigid pavement by irc method and its critical.
Apr 09, 2020 rigid pavement as per irc 58 2002 part 2 civil engineering ce notes edurev is made by best teachers of civil engineering ce. Director, csircentral road research institute, delhi two types of pavements are laid in india rigid pavement and flexible pavement. Lecture series on introduction to transportation engineering by prof. Sp 62 2004, guidelines for desgn of cc roads for rural roads. Types of pavements flexible pavements and rigid pavements. This lecture includes following topics design of rigid pavements what are rigid pavements. It is also applicable for conventional screedcompacted pavements and roller compacted concrete pavements. Irc582002 guidline for the design of plain jointed rigid. Paul guyer is a registered civil engineer, mechanical engineer, fire protection engineer, and architect with over 35 years experience in the design of buildings and related. In highway engineering, what is the difference between a. Pavement design and analysis for overlaying of flexible to. Irc recommendations for design of plain jointed rigid.
Pavement design parameters traffic climatic factors road geometry subgrade material properties. Rigid pavement design indian institute of technology bombay. Ceramic dust as construction material in rigid pavement. Properties of rigid pavements components of rigid pavements created by aman dembla help the. Rigid pavement as per irc 58 2002 rigid pavements are generally used in constructing airports and major highways, such as those in the interstate highway system. Flexible pavement load transfer is from grain to grain to the lower layers the design greatly depends upon the subgrade strength irc 372012 code is used for designing flexible paveme. Rigid pavement can distribute the load over a wide area because of its high flexural strength. However, in pavement constructions, such as highway and airport runway, the flexural strength of concrete is considered more important, as the stresses induced in concrete pavements are. Pavement design and analysis for overlaying of flexible to rigid. Difference between rigid pavement and flexible pavement 1. This pressure deformation characteristics of rigid pavement lead westergaard to the define the term radius of relative stiffness in cm is given by the equation. Rigid pavements csir central road research institute.
The irc have brought out these revised guidelines for. How to design plain jointed rigid pavements for highways with. Westergaard considered the rigid pavement slab as a thin elastic plate resting on soil. Guidelines for the design of plain jointed rigid pavements for highways irc. Luz ssaupyuv qes tz suol peon olxv 100 1xypuaddv qe1s su01 pem alxv aieu. American journal of civil engineering and architecture. Plain jointed rigid pavements for highways example of design of slab thickness for pavement with and without doweled transverse joints. Chirai anjar rigid pavement design as per irc 58 2011 youngs. The design of rigid pavements involves the design of the thickness of the cement concrete slab comprising the rigid pavement, since the pavement derives its structural strength primarily through the flexural strength of the slab. Irc, 582012, guidelines for the design of plain jointed. Introduction to rigid pavement design ced engineering. Difference between flexible pavements and rigid pavements.