Section
Page
1.000 GENERAL
1
1.100 Distribution Head Office and Regional Structure 2
1.100 Scope 3
1.200 Definitions 7
1.220 Schedule Diagram of Distribution system. 16
1.300 Distribution Area Structure Line of communications 17
1.400 Pre-qualification of contractors. 20
2.000 CONSTRUCTION OF MAINS 22
2.010 Budget Proposals – Operations 23
2.020 Budget Proposals – Preparation 24
2.030 Survey 25
2.040 Design 29
2.040A Main Line casing 39
2.050 Estimation of Materials 42
2.060 Specifications of Materials 48
2.070 Unit Costs 56
2.080 Procurement of Materials 58
Cont’d..
2.090 Application for Job Number 60
2.100 Permissions 62
2.110 Issue of Work Orders – Operations 64
2.120 Issue of Work Orders – Standard Practices 66
2.130 Requisition & Handling of Materials 68
2.140 Cleaning, Coating and Wrapping of pipes Operations 71
2.150 Cleaning, Coating & Wrapping of pipes – Standard Practices 74
2.160 Routing and Excavation – Operations 75
2.170 Routing and Excavation – Standard Practices 76
2.180 Routing and Excavation – Public convenience and safety 80
2.190 Routing and Excavation (Site reports) 82
2.200 Welding – Operation 84
2.210 Welding – Standard Practices 86
2.220 Approval of Welders 88
2.230 Joint – Design 92
2.240 Butt Weld 94
2.250 Acceptable Standard for non destructive Testing 96
2.260 Installation of Valves & Fittings 99
2.270 Line Valve Installation (Specification) 101
2.280 Coating & Wrapping 102
2.290 Lowering & Backfilling 104
2.300 Testing of Mains 107
Cont’d..
