NoRiverSafe List of DPR PermitsDPR ServicesCategory
1 Drilling / Production Drilling / Production Well completion services Casing / Tubing running Specialized
2 Technical Consultancy Technical Consultancy Engineering Services Specialized
3 Major Construction Services Major Construction Services Installation and upgrade of onshore and offshore production facilities and platforms, Process facilities Specialized
4 Onshore Pipeline Laying Onshore Pipeline Laying Corrosion prevention control services (Cathodic protection coating etc) Specialized
5 Onshore Pipeline Laying Onshore Pipeline Laying Production facilities inspection / maintenance Non destructive testing (Normal or using Radioactive Specialized
6 Installation & Maintenance Services Installation Installation & Maintenance Services Mechanical Installation / Maintenance & materials Electrical installation / maintenance & materials Major
7 Rehabilitation / Upgrade / Fabrication Works Rehabilitation / Upgrade / Fabrication Works Minor mechanical works minor metal fabrication Major
8 Integrity Test Service Integrity Test Service Pressure testing / Leak Detection of Vessels / Pipeline Major
9 Calibration Services Calibration Services Oil & Gas measuring Equipment /Instruments Relief/Pressure Safety Valves Certification, etc Major
10 Marine Support Services Marine Support Services Marine Logistics Specialized
11 Facility Maintenance Facility Maintenance Pipeline pigging and Inspection Specialized
12 Installation & Maintenance Services Installation & Maintenance Services Fire & Gas Systems Major