3d road sewer

sewer section

sand trap

Novafort pipe – high pressure doc

Sewage system

Reinforced concrete channel plans and sanitation

Sewerage plan – atarjeas

Wastewater treatment plant - urban area

typical aqueduct

Sanitation-detail

Residual water treatment plant

trenches type

Storm drainage of a secondary school

Manhole

Treatment plant – piura

Sewerage

Wastewater treatment by activated sludge system doc

intake

Fire station

Retaining wall and gutter for water diversion

Culvert for rural roads – reinforced masonry of l:2.00m and h:2.00m –