malcas channel

works of art for roads

Splitter – storm drains

Imborn

Sanitary drainage infrastructure details

cajon bridge

Manhole

sewage treatment plant

Oxidation pond; Processing facilities; stabilization pond

Structural reinforcement of storm sewer wells

Modular culverts on highways

Landfill segregation plant

Drainage

sewage drains

Sewer inspection wells

visiting wells

Electric sink – rainwater drainage

Septic tank and anaerobic filter

sludge thickener

sewer manhole

Septic chamber absorption well