Operation and Maintenance of Water and Sewerage Systems (Ministry of Water - Tanzania - Rwegarulila Water Resources Institute, 1999, 90 p.)

(introduction...)

A. Maintenance of Water Supply Units Principles and General Procedures

1. Introduction

2. Operation and maintenance

3. Inspections

4. Inspections made before putting the unit into operation for first time

5. Periodic inspections made normally without interrupting the operation

6. Periodic inspections made by interrupting the operations

7. Remedial measures

8. Records

9. Maintenance programmes

B. Operation and Maintenance in Tanzania

1. What is operation and maintenance

2. Constraints of operation and maintenance

3. Strategies for operation and maintenance on sustainable basis

4. Operational problems

C. General Guide Lines in Construction of Water Structure

1. Intake structures

2. Pumping stations

3. Rising main

4. Water treatment

5. Gravity main

6. Water tanks

7. Distribution system

8. The design of the sewerage system

D. Operation and Maintenance Tasks and Their Frequencies

1. Water Supply

2. Sanitation

ANNEXES

1. Class Test (in Swahili)

2. Evaluation Form (in Swahili)

3. Group work - Operation and Maintenance of the following:

- Intake structure

- Pumping station

- Water treatment unit

- Water mains

- Water tanks

- Sewerage systems