collection network and sewage transmission lines in Mashhad

Project Description:

                                                                        Services: Design and supervision on execution

Objective: collection, transfer and treatment of sewage in the city to reduce the environmental problems

Specifications:

1.Wastewater collection network

Plan duration: 25 years 

Population: first:  1,463,500 End: 6,845,000

Population density: 400 people per hectare

Per capital wastewater production : end : 200 lit/day

Area coverage: 33,408 ha.

Pipe diameters: 200 -1200 mm

 Sewerage system length: 7319 km

Pipe material: GRP, PVC, Concrete 

2. Wastewater transmission line

Pipe diameters: 2000, 90 × 135, 60 × 90 mm

Pipe length: 32 km

Pipe material: Concrete, oval

Discharge: first :1.3 m3/s  end :4 m³/s

Mode of transmission: gravity