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Concrete Pipe and Portal Culvert Handbook

File : pdf, 1.7 MB, 62 pages

TOC

1. INTRODUCTION
1.1. OBJECTIVE
1.2. SCOPE

2. PRODUCT CLASSIFICATION
2.1. STANDARDS
2.2. CONCRETE PIPES
2.3. PORTAL CULVERTS
2.4. MANHOLES

3. HYDRAULICS
3.1. CONDUIT CLASSIFICATION
3.2. HYDRAULIC LENGTH
3.3. PRESSURE PIPELINES
3.4. SEWERS AND STORMWATER OUTFALLS
3.5. HYDRAULICS OF STORMWATER CULVERTS
3.6. POROUS PIPES

4. LOADS ON BURIED PIPELINES
4.1. INTRODUCTION
4.2. EARTHLOADS
4.3. TRAFFIC LOADING

5. CONCRETE PIPES TRENGTHS
5.1. EXTERNAL LOADS
5.2. INTERNAL PRESSURE
5.3. SAFETY FACTORS
5.4. SELECTION OF THE CONCRETE PIPE CLASS

6. BEDDING
6.1. GENERAL
6.2. TRENCH AND NEGATIVE PROJECTION INSTALLATIONS
6.3. POSITIVE PROJECTION INSTALLATIONS
6.4. SOILCRETE BEDDING
6.5. JACKING CONDITIONS

7. PIPE JOINTING
7.1. JOINT TYPES
7.2. BUTT AND INTERLOCKING JOINT PIPES
7.3. SPIGOT AND SOCKET JOINTS
7.4. IN-THE-WALL JOINTS

8. FLOATATION
8.1. GENERAL
8.2. FLOATATION BEFORE BACKFILLING
8.3. FLOATATION AFTER BACKFILLING

9. SEWER CORROSION
9.1. CORROSION MECHANISM
9.2. CORROSION PREDICTION AND CONTROL
9.3. DEVELOPMENTS IN SOUTH AFRICA
9.4. DESIGN AND DETAIL CONSIDERATIONS
9.5. PIPE MATERIAL CHOICE FOR SEWERS
9.6. SACRIFICIAL THICKNESS AND ALLOWABLE CRACK WIDTHS

10. PORTAL CULVERT STRENGTHS
10.1. GENERAL
10.2. DETERMINING PORTAL CULVERT STRENGTHS
10.3. PORTAL BASES LABS

11. FIELD TESTING
11.1. WATER TEST
11.2. AIR TESTING
11.3. SOIL DENSITY TEST

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