Water Transmission Mains:

 

The table of length and type of water mains of Tehran city (m)

 

Pipe type

West water supplying

East

 water supplying

South water supplying

 

Bilaghan intake

 

Total

The constitutive percent

Steel

60077

149901

92216

233240

36867

4.54

Concrete

31605

32050

13907

231040

13964

6.20

Ductile

72827

6750

90028

-

169605

25

Raw water channel

13424

-

-

-

-

-

Sum

177933

188701

196151

128560

677921

100%

Total sum

691345

 

 

 

 Wastewater transmission lines:

Specifics of wastewater transmission lines and sewage tunnel

Transmission lines and east sewage tunnel

 

1400

mm

 

1600

mm

 

1800

mm

 

2000

mm

 

2800*3200 mm

tunnel

Length

4600m

6399m

475m

567m

23100m

Network type

Concrete

Concrete

Concrete

Concrete

Concrete

 

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