Dolphin has assumed different responsibilities in the projects in which it participated. Although the Dolphin specializes in lining technology, it has also frequently acted as a general contractor, responsible for general construction and lining. The Dolphin can offer its services for all or any of the following activities:

1. Technical and economic feasibility studies for projects where membrane lining is a key element.
   
   
2. Full design and implementation services for the lining system which includes:
   - Selection of the lining system and its components to satisfy the intended function and to cope with field and project conditions.
   - Preparation of technical specifications and cost estimates.
   
   
3. Supply of the desired sheets according to specifications from internationally recognized suppliers.
   
   
4. Application of the sheets (installation and testing) According to ASTM.
   
   
5. Construction of other components of the lining system (sub grade preparation, under layer and over layer).
   
   
6. Dolphin has a new automatic welding machines and also has a specialize Technicians.

Purposes of the Lining Technology Manual

As a leading company in the lining business in Egypt and Middle East, Dolphin has recognized the importance of compiling necessary technical information about membrane lining technology in a single document.

Dolphin is proud to present this technical manual as the first in a series of manuals on lining technology. Tills manual emphasizes High Density polyethylene (HDPE) lining for open- earth reservoirs for environmental protection applications as well as water storage and conveyance.

Eng: AMR ABD EL AZIZ