The above-mentioned gas transmission pipeline, the construction of which starts from about 159 km and continues up to about 177 km with an approximate length of 18 km and a diameter of 40 inches, with thicknesses of 0.625, 0.750 and 0.875 inches
The contractor's duties include all the necessary work for the complete installation of about 18 km of 40-inch gas transmission line and its commissioning and repair of defects
Supply of all construction machinery, equipment and tools, supply of consumables, goods and materials
Cleaning and preparation before piping operation
Gas pipes with a size of 40 inches in branches of about 12 meters insulated on a trailer will be delivered by the employer in the warehouses created by the contractor in the workshops and along the pipeline route. Perform all operations related to pipe unloading, depot, reloading, workshop transportation and porcelain yarn
Complete construction and installation of the pipeline
Perform necessary repairs after testing the hydrostatic test of the pipeline
Fixing defects during maintenance
Preparation of periodic reports and documents and map records for completed works
Detailed description of the project
This pipeline starts from 159 km and continues to about 177 km
Procurement of materials and executive operations related to all civil works that will be required along the route, including the implementation of required technical concrete or stone buildings, including water features, retaining walls and retaining walls, gabions and ...
Cleaning the outside of the pipe at joints and uncoated areas
Delivery, loading and transportation of pipes to the necessary points along the route
Align the pipe next to the trench along the path
The contractor is obliged to specify the required number of bends on the design drawings and submit them to the supervising engineer at least one month before the construction operations are carried out at the desired location.
Bend the pipes at the desired points
The installation of the ball receiver station and the way valves is done by another operating group
Run a 40-inch pipeline within the range of intermediate valve stations continuously and without interruption
Carrying out the necessary operations for the passage of pipes through rivers, canals and aqueducts, reputation and swamps
The pipe passes through rocky and rocky places
Operation of crossing obstacles such as existing underground pipes, telephone, electricity, etc.
Perform the necessary operations to cross the pipe through the main and secondary roads
Surveying after construction of the line and preparation and submission of the map