Pressure-breaking chamber or pressure-reducing chamber

Rehabilitation and expansion of sanitary drainage.

Chamber of bars and pumping rod

drain sections

Details of Imhoff Tank

Sewerage

Sewer

storm drain well

separator tank

Storm drainage in boulevard; texcoco

hillside catchment

Frame type culvert design

Basic sanitation town of chito

Vertical falls (details)

Zihuateutla sanitary sewer system

compact watermaker

Processing facilities

Bottom intake sizing

Two-chamber septic

Straight inspection well 1.20

sewage pumping station