ADVANTAGES AND DISADVANTAGES OF WSP SYSTEMS
Advantages of WSPs are Lagoon systems can be cost-effective to design and construct in areas where land is inexpensive. They use less energy than…
Articles
181 in-depth guides on water and wastewater treatment — browse the latest below, or jump to a topic.
Maturation Ponds
Maturation ponds (low-cost polishing ponds), which generally follow either the primary or secondary facultative pond, are primarily designed for tertiary treatment, i.e., the removal…
Water Treatments System
Objectives of Water Treatment The Water Treatments are to remove the different impurities present in the raw water, to render the water safe and…
TYPES OF SEWERS
Need for Alternate Types of Sewers Installation of conventional sewerage system is not possible in many situations due to the following reasons: The per…
Advertisement
Slow Sand Filter
Slow Sand media Water filter In the Water Treatment system as well as sewage treatment system Slow sand filter is the large-scale water filtration…
SEWERS DESIGN CRITERIA
Depth of Flow The sewers are always designed for the partial flow conditions. The purpose of maintaining partial flow in sewers is to maintain…
SELECTION OF PIPE MATERIALS
The following factors should be considered in the selection of pipe materials for sewers: Technical factors Length of pipes: Individual pipe lengths vary considerably…
CORROSION IN SEWERS
Causes for Crown Corrosion Bacteria in the slime under flowing sewage convert sulphates in the sewage into sulphides. Sulphides in the liquid make their…
RAIN FALL
The intensity of rainfall is the rate at which the rain is falling and it is expressed in cm/hr. For example, during a particular…
ESTIMATION OF SEWAGE FLOW AND STORM RUNOFF
SOURCES OF WASTEWATER The wastewater is generated from domestic, industrial and agricultural activities. From domestic sources the wastewaters are generated from toilet known as…