flexible pavement design example pdf

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M R 35 MPa 5000 psi m 10 a ATB 030 Average. Flexible Pavement Design Solved Example.

Pdf Flexible Pavement Design Suitable For Sudan

The designer shall review the ME.

. A short summary of this paper. New Flexible Pavement Design Example 1993 AASHTO Pavement Design Project Name and Location. FLEXIBLE PAVEMENT DESIGN PROJECT.

Download Full PDF Package. A Project report on DESIGN OF A FLEXIBLE PAVEMENT FOR AN EXISTING COLONY. 521 Design Example 520 522 Design Base Highwater Clearance 530 523 Laboratory Resilient Modulus M R 540 524 Resilient Modulus M.

Topic 7 AASHTO Flexible Pavement Design 133 Definition of Structural Number BASE AC SUB-BASE D1 D2 D3 Structural Coefficient a. The Asphalt Institute Method is also used in the design of flexible pavement and this method. Flexible Pavement Design Example January 2022 Page 2 402-1 Reference Section 402 Step 3 - Determine the design structural number SN using Figures 402-2 and 402-3.

Route 123 MP 73 110 Hometown NJ Description. Mechanistic design procedures may be substituted in the City of Loveland. M R 70 MPa 10000 psi a.

Design three types of highways all main roads but with different traffic loads. Example A new four lane divided highway is to be constructed on a subgrade of CBR 18. So we must check if the final SN 3 is similar to the assumed SN.

Based on the 1993 AASHTO Guide for Design of Pavement Structures for flexible pavements with the following inputs. March 15 2008. Flexible Pavement Design Method AASHTO 1993 Method An empirical equations are drawn from the AASHO road test to relate observed or measurable phenomena pavement characteristics with outcomes pavement performance.

Flexible Pavement Design Manual Revised. Sub-grade upper layer of natural soil or fill support load transmitted from overlaying layers. 125 mm 05 inch Superpave with E 3447 MPa 500000 psiBinder course.

1993 Guide for the Design of Pavement Structures. Design a suitable pavement section for a design life of 15 years. LIST OF FIGURES Figure 1 A pavement section of n layers.

Design a new flexible pavement for a major interstate highway using the following conditions four lanes each direction. 61 WIDENING DETAIL for SAMPLE PROBLEM 6-7 71 FLEXIBLE PAVEMENT REHABILITATION 7-2 PROCESS 72-74 EXAMPLE DEFLECTION PLOTS 7-4 - 7-6. PSI 15 a surface HMA 044 Subgrade condition effective modulus.

Higher SN means stronger pavement thus the impact of traffic on pavement deteriorations is less. Full PDF Package Download Full PDF Package. This empirical equation has been widely.

The current version is FPS-11 which designates this as the eleventh major version of the system. 7 Effect of foundation movernen ts in the absence of traffic. In Figure 402-2 solve for the match line number using the following information.

Reliability 85 Figure 201-1 Overall Standard Deviation 049 Figure 201-1. Vehicle damage factor based on axle load survey was 40. SAMPLE MEAN YEAR ADL.

Determine the traffic ESAL Calculate the Select the performance level Solve for the required Topic 7 AASHTO Flexible Pavement Design 134 Design Notes i. It is not intended as definitive treatise and it does not encompass the design of. The Flexible Pavement Design System is known in the Department as FPS.

In the AASHTO flexible pavement design traffic is considered in terms of ESAL for the terminal PSI Table 2013 for p t 25 We must assume the structural number of the pavement. Small element pavement are considered to be a flexible pavement. This project will consist of the construction of a new flexible pavement to extend Route 123 to intersect with Route I-80 in North Jersey.

1013 Pavement Type. 20 years TERMINAL SERVICE. 2 Position of Dynaflect sensors and load wheels 3 Typical deflection basin.

Flexible Pavement Overlay Design. Use E 3447 MPa 500000 psiBase course. This spreadsheet was designed to produce flexible pavement design thickness in accordance with FAA Advisory Circular AC 1505320-6D Airport Pavement Design and Evaluation.

Examples of design with different systems. SAMPLE DEPTH Wearing course pavement 100 038 Binder course pavement 250 038 500 034 750 309 Crushed Gravel 1200 010 650 356. The base layer shall be asphalt asphalt treated material or crushed gravel or rock.

Different types of flexible pavement structures. The directional split of traffic is 5545. Dense-graded HMA mix with a nominal maximum aggregate sizeof 25 mm 1 inch.

The roads shall all be designed on the same subgrade. 75 Example Thickness Design Flexible Pavements 751 Total Thickness 752 Minimum Base and Pavement Thicknesses. 32 Full PDFs related to this paper.

Sub-base specified material secondary load spreading layer prevent infiltration of sub-grade into pavement construction platform for construction traffic drainage layer 3. Find Required Thickness For Each Aircraft. Surface shall be hot mix asphalt or asphalt treated material.

Design criteria prior to submitting the final pavement design. This implies that also pavements with a relatively stiff cement treated subbase or base are classified as a flexible pavement. FLEXIBLE PAVEMENT DESIGN MANUAL PUBLISHED BY FLORIDA DEPARTMENT OF TRANSPORTATION PAVEMENT MANAGEMENT OFFICE 605 SUWANNEE STREET MS.

Some examples of what is considered to be a flexible pavement are given in figure 1. A fnc a1 a2 a3 Basic Procedure. S 0 050 a base HMA 044 Poor.

4 Typical traffic curves 5 A pavement performance curve 6 Effect of foundation movements in the absence of traffic for P 2 15. For example a dual wheel aircraft weighing 125000 pounds could be input as a DUAL100 or a DUAL150 aircraft. Includes a basis of elastic multi-layer analysis of pavement.

This is an introduction to flexible pavement design for engineers. Flexible pavement structure Elements of a flexible pavement. BUREAU OF LOCAL ROADS STREETS June 2018 PAVEMENT DESIGN 44-1-1 Chapter 44 PAVEMENT DESIGN 44-1 GENERAL Within Chapter 44 there are areas with color red blue or green added to the text or the figures.

January 2018 Introduction 1-3 Florida Department of Transportation. FPS dates its beginning to the American Association of State Highway Officials AASHO Road Test conducted in Ottawa Illinois. Streets are to be constructed of either asphaltic concrete pavement or Portland cement.

The ADT of truck traffic based on the last count was 8000.

Roads Are Made Up Of Four Layers These Include Layers Of Road Construction Sub Grade Native Road Construction Surveying Engineering Civil Engineering Design