Explain the difference between a rigid pavement and a flexible pavement . Specify the role of and good practice with regard to joints, reinforcing and waterproof membranes in concrete roads and evaluate these
Assignment 4 – Highway Technology
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Course Name:
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Level 4 BTEC Professional Diploma (Highways Distance Learning)
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Unit Number & Name:
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Unit 1 21231L – Highway Technology
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Assignment Number & Name:
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Assignment 4: Rigid Road P avements
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Assignment number 4 of 4
Assignment Brief written by
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– 01/06/2018 Version 2. 2 Final
Revised Course Specification f irst tea ching Sept 2018
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Learning Outcomes covered by this Assignment:
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6
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Understand pavement components for rigid road repairs
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Grade Criteria covered by this Assignment
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P10
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Specify three different components for concrete road repairs in a variety of works
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P11
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Explain the laying procedures for a concrete road repair or a new section of concrete road
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P12
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Determine the ancillary works and correct permanent and temporary road signage to meet given road repair situations
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The following additional Grade Criteria can be awarded in this assignment
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M8
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Discuss the factors that need to be considered in designing concrete roads
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M9
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Discuss the tests carried out on the repair to ensure suitability for purpose
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M10
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Produce a guide to help designers get both the permanent and temporary road signage right to meet given road repair situations
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D7
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Evaluate specified components for a variety of works
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D8
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Assess a chosen incorrectly signed road situation, detailing the correct signage required to address the issues
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Please note: to achieve merit and distinction grades , you will need to meet the required Grade Criteria as given for each scenario overleaf and provide a well -structured, well -written and well - presented answer with evidence of appropriate independent research within the assignment.
You must complete Scenarios 1 and 2 .
Explain the difference between a rigid pavement and a flexible pavement . Specify the role of and good practice with regard to joints, reinforcing and waterproof membranes in concrete roads and evaluate these Before you start, please refer to the Study Guide provided. If you have any technical queries, please conta ct your tutor who will give any advice and guidance you may need. You will be ready to complete this assignment when you have studied Sections 16 - 19 but you will also need to undertake some independent research.
You should aim to complete and submit this assignment within 2 months of starting on Section 1 6 (maximum 3 months)
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Scenario 1: Rigid road pavements
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You are an assistant engineer in the highway design team at a local authority. You have a new manager who is unfamiliar with pavement design . He has been asked to find out why we don’ t build more concrete roads by his manager. Y ou ha ve been asked to prepare an internal guidance note on the use of rigid road pavement materials for engineers new to this area of work.
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TASKS
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TASK 1 Prepare a guidance note of around 2,000 words (a maximum of 3,000 words) .
You should:
- Explain the difference between a rigid pavement and a flexible pavement . Specify the role of and good practice with regard to joints, reinforcing and waterproof membranes in concrete roads and evaluate these;
- Explain the procedures for laying a concrete road repair or a new section of concrete road ,
- Discuss the factors involved in designing concrete road s;
- Discuss the tests carried out on a repair to ensure suitability for purpose .
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Pass Criteria covered by this task:
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P10 & P11
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Merit Descriptors that could be covered by this task
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M8 & M9
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Distinction Descriptors that could be covered by this task
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D7
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Checklist:
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ü
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What evidence do I need to ensure I have produced before I submit this assignment?
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Pass – Specify three different components for concrete road repairs in a variety of works and explain the laying procedures for a concrete road repair or a new section of concrete road
Merit – Discuss the fa ctors that need to be considered in designing concrete roads and the tests carried out on the repair to ensure suitability for purpose
Distinction – Evaluate specified components for a variety of works
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Scenario 2: Signing
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You are in charge of a team that designs and supervises minor improvement schemes. There has been criticism of road works sites where the temporary signing is confusing or inadequate. There is also criticism that when the jobs are finished they are not signed correctly, leading to concern about a ccidents.
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TASKS
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Task 2 You have been asked to produce a guide to
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Pass Criteria covered by this task:
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help your designers get both the permanent and
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P12
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temporary signing right at the types of sites that you deal with. You should produce an extract of this
document, around 2,000 words in length (a
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Merit Descriptors that could be covered by this task
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M10
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maximum of 3,000 word s) You should:
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- Explain and determine the types of sign that can
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be used at your sites including the different classifications and purposes for both temporary
and permanent signs and include some photos or
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Distinction Descriptors that could be covered by this task
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illustrations . Provide reference s to direct desig ners
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D8
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to the required guidance and legal documents
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(distinguishing between these);
- Include 2 examples of temporary and permanent
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signing arrangements for road repairs or minor
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improvements ;
- Assess and illustrate an incorrectly signed site
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example and detail the required correct signage
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together with an explanation of the issues.
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Checklist:
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ü
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What evidence do I need to ensure I have produced before I submit this assignment?
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Pass - Determine the ancillary works and correct permanent and temporary road signage to meet given road repair situations
Merit - Produce a guide to help designers get both the permanent and temporary road signage right to meet given road repair situations
Distinction - Assess a chosen incorrectly signed road situation, detailing the correct signage required to address the issues
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Start writing your answer by considering task 1 which states you to explain the difference between a rigid pavement and a flexible pavement . Specify the role of and good practice with regard to joints, reinforcing and waterproof membranes in concrete roads and evaluate these and the learning outcome specify three different components for concrete road repairs in a variety of works to attain solid marks.
Assignment 4 – Highway Technology
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