During the early years of settlement, the river acted as both the city's primary water source and main sewer, leading to outbreaks of typhus and cholera.
There is an obvious difference between gravity sewer and rising main sewer.
The Gowanus's primary sources of pollutants, the department claims, are former industrial plants, not sewers.
A primary technical requirement for a sewer is that it must be installed to a uniform grade or slope, which is governed by the design flow rate and minimum self-cleansing velocity.
The Superfund designation does not address the primary source of pollution in the Gowanus Canal: combined sewer overflows, which occur when storm sewers overflow during heavy rainfalls and combine with the sanitary sewers, pouring 300 million gallons of raw sewage into the canal every year.
Combined and sanitary sewer overflows (CSOs and SSOs) are primary sources of microbiological contamination and wastewater micropollutants (WWMPs) in urban water supplies.
The local radio talk shows — which were the sewer line for the vilest rumors about John McCain during the South Carolina primary campaign in 2000 — are sure to note that Sanders once affirmed a lower-court decision to grant child custody to a lesbian mother.
The primary objective of this research is to develop a causality-based model by incorporating twenty-two sewer defects, including erosion voids.
The report recommended the primary reason for rejecting a short tunnel that costs less than half the current "super sewer" estimate "should be revisited as a matter of urgency".
His primary quality as an actor is danger; during his most vicious riffs as the sewer-mouthed Malcolm Tucker in The Thick of It, there frequently seemed a threat that his pulsing facial veins might burst.
